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Home IT Services Cybersecurity Managed SIEM Services United Kingdom

Top Managed Siem Services in the United Kingdom

Ratings Updated: April 3, 2026
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4 Leaders 15 Contenders

36 Companies

Region: United Kingdom
Services: Cybersecurity
Cybersecurity focus: Managed SIEM Services

List of the Top United Kingdom Managed Siem Service Providers

  • Foresite Cybersecurity Logotype

    4.9 30 reviews
    Premier Verified
    Undisclosed
    Undisclosed
    50 - 249
    Farnborough, England

    Services provided

    50% Cybersecurity
    30% Compliance Consulting
    10% Cloud Consulting & SI +1
    10% IT Managed Services

    Focus Areas

    25% Managed SIEM Services
    15% Threat/Attack Simulations
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Vulnerability Management
    5% Application Security
    5% Digital Forensics & Auditing
    5% Network Security
    5% Threat Intelligence Services

    Foresite Cybersecurity is a managed cybersecurity company specializing in information security, network security, and vulnerability assessments. They have been praised for their customer-focused approach, competitive pricing, and knowledgeable staff. Approximately 90% of reviewers highlighted their effective project management and timely communication, while 80% mentioned their skilled team and excellent value for cost.

    See all 30 projects

    Reviews mention Personable

    Clients consistently highlight the personable nature of Foresite Cybersecurity's staff, noting their professionalism and pleasant demeanor. Feedback from a healthcare company's SVP emphasized the 'personable' and 'responsive' team, while the Global Director of Information Security praised the 'top notch' service and individual attention provided. Overall, the sentiment reflects strong client satisfaction with the company's interpersonal skills, fostering a positive working relationship.
    • Cybersecurity Services for Healthcare Company
      5.0 May 8, 2024

      The team was highly skilled, personable, pleasant, and responsive. Their approach combined good technical skills and methods with a personal touch, which made the collaboration enjoyable and effective.

      Read Full Review
    • IT Security Monitoring & Firewall Mgmt for Furniture Company
      5.0 Feb 27, 2024

      We really like the fact that the team is down to earth, understands our issues, and has great product knowledge. Their ability to relate to and address our specific concerns made the experience positive and productive.

      Read Full Review
    • Cybersecurity Services for Multi-Trade Construction Company
      5.0 Feb 20, 2024

      We've been impressed by their professional and personable service. The team's ability to balance professionalism with a personal touch contributed significantly to the project's success and our satisfaction.

      Read Full Review
    Read All Reviews
    25 of 26 Cybersecurity reviews are 5 stars
    1 new review for Cybersecurity in past 6 months
    $50,000 – $199,999 avg. project cost

    Cybersecurity PROJECT HIGHLIGHT

    Cybersecurity for Healthcare Company

    5.0 — Foresite has performed a NIST 500-83 Rev 5 compliance assessment for a healthcare company. They also work with the client to establish cybersecurity policies and procedures to meet the NIST Read more
    Read 26 Reviews

    Industry Experience

    Foresite Cybersecurity has demonstrated significant expertise across various industries, including Education, Financial Services, Healthcare, Consulting, and Manufacturing. Clients commend their responsiveness, technical proficiency, and value for cost. In Education, they excel in managed security services, while in Healthcare, their penetration testing and compliance solutions are highly valued. Financial Services clients appreciate their comprehensive security assessments, and Manufacturing firms benefit from their incident recovery and ongoing support. Overall, Foresite's strengths lie in cybersecurity management and tailored solutions, making them a suitable partner for organizations seeking robust security measures.

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    Select Industry to see insights

    Education Financial services Consulting Engineering Manufacturing Retail Restaurants Hospitality & leisure Information technology Construction Government GPS, Navigation & GIS Healthcare

    Average Project Cost Breakdown

    $50,000 to $199,999 (7) $10,000 to $49,000 (4) $200,000 to $999,999 (3) Less than $10,000 (1)

    What Clients Have Said

    Clients consistently commend Foresite Cybersecurity for their competitive pricing and exceptional value for money. Feedback highlights that their services fit various budgets, with one client noting, "Pricing fit our budget" and another emphasizing, "Good value for cost." Overall sentiment reflects satisfaction with the balance of cost and quality, with clients appreciating the thoroughness and responsiveness of the team, which enhances the perceived value of their services.
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  • Wavex Technology Ltd Logotype

    4.8 2 reviews
    Verified
    $5,000+
    $100 - $149 / hr
    50 - 249
    London, England

    Services provided

    15% Cybersecurity
    30% IT Managed Services
    20% Cloud Consulting & SI +3
    15% IT Strategy Consulting
    10% AI Consulting
    10% IT Staff Augmentation

    Focus Areas

    10% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +8
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Vulnerability Management
    5% Dark Web Monitoring
    5% Digital Forensics & Auditing

    Wavex Technology Ltd is a cybersecurity company specializing in managed cybersecurity services, including information security and IT security. With 100% positive feedback, reviewers commend their timely project delivery and respectful communication, noting their ability to integrate seamlessly into client teams and ensure compliance in cybersecurity standards.

    See all 2 projects

    Reviews mention Well-organized projects

    Clients express a positive sentiment regarding Wavex Technology Ltd's project organization, noting their clarity, punctuality, and adherence to budget. One client emphasized that the project team is responsive and maintains communication throughout the project lifecycle. While some challenges exist in helpdesk support, the overall impression remains favorable, with clients highlighting flexibility, effectiveness, and alignment with company values. Continued improvement in service desk processes was noted as a potential area for enhancement.
    • IT Services for Occupational Therapy Professionals Org
      4.5 Feb 27, 2026

      When it comes to projects, Wavex are clear, on schedule and to budget. The project team at Wavex are responsive, approachable and provide continued communication every step of a project lifecycle.

      Read Full Review
    Read All Reviews
    1 of 1 Cybersecurity reviews are 5 stars
    1 new review for Cybersecurity in past 6 months
    Unknown avg. project cost

    Cybersecurity PROJECT HIGHLIGHT

    Cybersecurity Services for Business Analytics & Research Co

    5.0 — Wavex Technology Ltd helped a business analytics and research firm go through the Cyber Essentials Plus process. The team filled out the Cyber Essentials form and audited the client's environment. Read more
    Read 1 Review

    Industry Experience

    Wavex Technology Ltd has demonstrated expertise across the Business Services and Non-Profit sectors. In Business Services, they successfully guided HFS Research through Cyber Essentials compliance, showcasing strong project management and client engagement. In the Non-Profit sector, they provided comprehensive IT support to the Royal College of Occupational Therapy, with feedback highlighting their flexibility, value for money, and alignment with organizational values, despite noted challenges in helpdesk support. Overall, they are well-received in both industries, emphasizing their adaptability and commitment to client satisfaction.

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    Select Industry to see insights

    Non-profit

    Average Project Cost Breakdown

    What Clients Have Said

    Clients have praised Wavex Technology Ltd for their competitive pricing and overall value for money. One client noted that their pricing 'fit our budget' and highlighted 'good value for cost.' Another client emphasized that Wavex provided 'flexibility and adaptability' while staying 'on schedule and to budget.' Overall, feedback indicates a strong sentiment regarding the company's cost-effectiveness, with clients feeling they received quality services relative to their investment.
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  • NETITUDE Logotype

    Not yet reviewed

    Verified
    $1,000+
    $100 - $149 / hr
    10 - 49
    Frome, England

    Services provided

    20% Cybersecurity
    35% IT Managed Services
    20% IT Strategy Consulting +3
    15% Cloud Consulting & SI
    5% BI & Big Data Consulting & SI
    5% IT Staff Augmentation

    Focus Areas

    10% Managed SIEM Services
    30% Breach Detection & Incident Response
    20% Cloud Security +4
    15% Network Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    5% Digital Forensics & Auditing

    NETITUDE is an IT managed services company established in 2001. In Frome, England and Bristol, England, the team offers IT managed services and IT strategy consulting.

    Read more
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  • Slink Logotype

    Not yet reviewed

    Verified
    $10,000+
    $50 - $99 / hr
    10 - 49
    Birmingham, England

    Services provided

    30% Cybersecurity
    40% IT Managed Services
    15% Cloud Consulting & SI +1
    15% IT Strategy Consulting

    Focus Areas

    15% Managed SIEM Services
    25% Cloud Security
    20% Network Security +3
    15% Identity & Access Management
    15% Vulnerability Management
    10% Cybersecurity Consulting

    Established in 2018, Slink is an IT managed services company. The team focuses on IT managed services and Cybersecurity and is in Birmingham, England.

    Read more
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  • Persistent Systems Logotype

    4.5 1 review
    $25,000+
    $25 - $49 / hr
    10,000+
    Lyne, England

    Services provided

    10% Cybersecurity
    10% AI Development
    10% BI & Big Data Consulting & SI +18
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% Generative AI
    10% Mobile App Development
    10% Web Development
    5% IoT Development
    2% Digital Engineering
    2% Enterprise App Modernization
    2% IT Managed Services
    1% AI Consulting
    1% AR/VR Development
    1% Application Management & Support
    1% Application Testing
    1% Blockchain
    1% DevOps Managed Services
    1% E-Commerce Development
    1% Robotics Process Automation
    1% Wearable App Development

    Focus Areas

    10% Managed SIEM Services
    15% Cloud Security
    10% Application Security +7
    10% Cybersecurity Consulting
    10% Digital Forensics & Auditing
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    5% Breach Detection & Incident Response

    Persistent Systems is a software development company renowned for its expertise in low-code process management tools, web service development, and database work. Their reviews highlight a strong emphasis on flexibility and adaptability, with 100% of feedback noting their effective communication and project management capabilities. Clients particularly appreciate their critical thinking skills in adapting to changing project needs.

    See all 1 projects

    Industry Experience

    Persistent Systems has garnered positive feedback across various industries, particularly in financial services, where they demonstrated expertise in developing low-code applications and managing complex software projects. Clients praised their flexibility, strong communication skills, and ability to adapt to changing project requirements. Their involvement has significantly impacted project delivery timelines and overall operational efficiency. Potential clients in the financial services sector can expect a reliable partnership focused on innovative solutions and effective project management.

    Read All Reviews

    Select Industry to see insights

    Financial services

    Average Project Cost Breakdown

    $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Clients express high satisfaction with Persistent Systems regarding cost and value for money, citing a long-term investment of at least $2.5 million as indicative of their trust. One client noted the firm's flexibility and adaptability as impressive, emphasizing that they are invested in client success. Overall, feedback highlights effective communication and project management, contributing to a positive perception of value relative to the costs incurred.
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    Lyne, England

    3000 Hillswood Drive
    Lyne, England KT16 0RS

    101 - 150

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  • CloudTech24 Logotype

    4.9 13 reviews
    $1,000+
    $100 - $149 / hr
    10 - 49
    Send, England

    Services provided

    10% Cybersecurity
    70% IT Managed Services
    10% IT Strategy Consulting +1
    10% Other IT Consulting and SI

    Focus Areas

    15% Managed SIEM Services
    40% Breach Detection & Incident Response
    12% Vulnerability Management +6
    10% Identity & Access Management
    5% Cloud Security
    5% Cybersecurity Consulting
    5% Network Security
    5% Threat Intelligence Services
    3% Dark Web Monitoring

    CloudTech24 is a Managed Cybersecurity company specializing in Information Security, Network Security, and IT Security services. Across reviews, 100% of clients commend their fast response times and technical expertise, highlighting zero security breaches and reliable support. The company is noted for its professional management and cost-effective services, with all projects completed on time.

    See all 13 projects
    3 of 6 reviews are 5 stars
    2 new reviews for Cybersecurity services
    $10,000 – $49,000 avg. project cost

    Reviewed 6 times in the past 6 months

    In the last six months, CloudTech24 has received positive feedback for their responsive communication, technical expertise, and effective management of cloud services. Clients noted a 35% improvement in system performance and a reduction in downtime, while one client highlighted a 5% cost reduction in licensing. The team was praised for their organized project management, proactive approach, and ability to address issues promptly. Overall, clients expressed satisfaction with the quality of service and found no areas for improvement.
    Read 6 Recent Reviews
    0 of 1 Managed SIEM Services reviews is 5 stars
    1 new review for Managed SIEM Services in past 6 months
    $50,000 – $199,999 avg. project cost

    Managed SIEM Services Experience

    The feedback on CloudTech24's Managed SIEM Services is overwhelmingly positive, with 100% of reviewers highlighting their expertise in security and 24/7 support. Clients appreciate the prompt resolution of issues, with most problems fixed within minutes. The company is praised for its strong communication and alignment with client values, resulting in zero security breaches. Overall, the provider is seen as a reliable partner, delivering excellent service and maintaining tight SLAs.

    Read Most Recent Review

    Industry Experience

    CloudTech24 has demonstrated expertise across several industries, including Financial Services, Manufacturing, Telecommunications, Retail, and Consulting. Clients consistently commend their strong project management, technical knowledge, and proactive IT support, resulting in improved system stability, security, and performance. Overall sentiment across industries is highly positive, highlighting their ability to deliver tailored solutions that enhance operational efficiency and security for businesses of varying scales.

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    Select Industry to see insights

    Financial services Manufacturing Other industries Retail

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  • Netsol Technologies Inc. Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    London, England

    Services provided

    40% Cybersecurity
    20% Cloud Consulting & SI
    20% Generative AI +2
    10% BI & Big Data Consulting & SI
    10% IT Staff Augmentation

    Focus Areas

    10% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    10% Vulnerability Management

    Netsol Technologies Inc. Is a Cybersecurity company. Based in Los Angeles, California and London, England, the team specializes in Cybersecurity and cloud consulting & SI.

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    London, England

    40 Gracechurch Street
    London, England EC3V 0BT

    31 - 40

    +16466474036

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  • LRQA Nettitude Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Royal Leamington Spa, England

    Services provided

    20% Cybersecurity
    20% Compliance Consulting
    20% IT Managed Services +4
    10% Blockchain Marketing
    10% Cloud Consulting & SI
    10% IT Strategy Consulting
    10% IoT Development

    Focus Areas

    30% Managed SIEM Services
    30% Cybersecurity Consulting
    20% Network Security +1
    20% Threat/Attack Simulations

    LRQA Nettitude is a Cybersecurity company. The New York, New York-based company specializes in Cybersecurity and IT managed services.

    Read more

    Royal Leamington Spa, England

    Jephson Court, Tancred Close
    Royal Leamington Spa, England CV31 3RZ

    151 - 200

    +44 345 520 0085

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  • Data Connect Group Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Harrogate, England

    Services provided

    100% Cybersecurity

    Focus Areas

    20% Managed SIEM Services
    20% Network Security
    20% Vulnerability Management +3
    15% Breach Detection & Incident Response
    15% Cloud Security
    10% Cybersecurity Consulting

    Data Connect Group is a Cybersecurity company. Their small team is located in Harrogate, England. Their services include Cybersecurity.

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  • emagine Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    1,000 - 9,999
    London, England

    Services provided

    15% Cybersecurity
    35% IT Managed Services
    20% IT Staff Augmentation +3
    10% BI & Big Data Consulting & SI
    10% Cloud Consulting & SI
    10% IT Strategy Consulting

    Focus Areas

    20% Managed SIEM Services
    20% Cybersecurity Consulting
    15% Application Security +4
    15% Breach Detection & Incident Response
    10% Digital Forensics & Auditing
    10% Identity & Access Management
    10% Threat Intelligence Services

    Emagine is an IT managed services company established in 2001. The firm offers IT managed services and IT staff augmentation.

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    London, England

    33 Gracechurch Street
    London, England EC3V 0BT

    41 - 49

    +44 20 7041 1000

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  • Exponential-e Logotype

    Not yet reviewed

    $10,000+
    $300+ / hr
    250 - 999
    London, England

    Services provided

    30% Cybersecurity
    25% Cloud Consulting & SI
    20% Unified Communications Consulting & SI +2
    15% IT Managed Services
    10% IT Strategy Consulting

    Focus Areas

    15% Managed SIEM Services
    20% Breach Detection & Incident Response
    20% Cybersecurity Consulting +3
    15% Application Security
    15% Cloud Security
    15% Network Security

    Exponential-e, a Cybersecurity company, specializes in Cybersecurity and cloud consulting & SI. The firm is based in London, England.

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  • Redscan Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    London, England

    Services provided

    100% Cybersecurity

    Focus Areas

    10% Managed SIEM Services
    10% Account Takeover (ATO)
    10% Application Security +7
    10% Breach Detection & Incident Response
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations

    Redscan is a Cybersecurity company founded in 2015. Their team offers Cybersecurity.

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  • Cloud9 Data Solutions Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    50 - 249
    Gloucester, England

    Services provided

    50% Cybersecurity
    30% Compliance Consulting
    20% Cloud Consulting & SI

    Focus Areas

    15% Managed SIEM Services
    15% Application Security
    15% Cybersecurity Consulting +5
    15% Network Security
    10% Breach Detection & Incident Response
    10% Cloud Security
    10% Identity & Access Management
    10% Threat/Attack Simulations

    Cloud9 Data Solutions is a Cybersecurity company. Launched in 2018, the company specializes in Cybersecurity and Compliance Consulting.

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    Gloucester, England

    Barnwood Road
    Gloucester, England GL4 3HX

    2 - 5

    0808 238 0649

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  • Nexus Open Systems Ltd Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Exeter, England

    Services provided

    25% Cybersecurity
    25% Cloud Consulting & SI
    25% IT Managed Services +1
    25% IT Strategy Consulting

    Focus Areas

    15% Managed SIEM Services
    20% Network Security
    15% Cloud Security +6
    10% Breach Detection & Incident Response
    10% Identity & Access Management
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    5% Application Security
    5% Digital Forensics & Auditing

    Nexus Open Systems Ltd is a midsize IT strategy consulting company. They offer IT strategy consulting and cloud consulting & SI and were launched in 1998.

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  • NetMonkeys Ltd Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Manchester, England

    Services provided

    25% Cybersecurity
    30% IT Managed Services
    25% Custom Software Development +2
    10% IT Strategy Consulting
    10% Web Design

    Focus Areas

    10% Managed SIEM Services
    15% Application Security
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Vulnerability Management
    5% Threat/Attack Simulations

    NetMonkeys Ltd is a small IT managed services company established in 2003. Their services include IT managed services and Cybersecurity.

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  • Ingenio Technologies Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Brighton, England

    Services provided

    30% Cybersecurity
    40% IT Managed Services
    30% IT Strategy Consulting

    Focus Areas

    20% Managed SIEM Services
    25% Breach Detection & Incident Response
    20% Cloud Security +2
    20% Cybersecurity Consulting
    15% Network Security

    Ingenio Technologies is an IT managed services company. The Brighton, England-based agency specializes in IT managed services and IT strategy consulting.

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  • Quorum Cyber Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Verdant, Scotland

    Services provided

    100% Cybersecurity

    Focus Areas

    20% Managed SIEM Services
    60% Vulnerability Management
    20% Threat Intelligence Services

    Quorum Cyber is a midsize Tampa, Florida-based Cybersecurity company. Their services include Cybersecurity.

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    Verdant, Scotland

    Verdant, 2 Redheughs Rigg
    Verdant, Scotland EH12 9DQ

    76 - 100

    +44.333.444.0041

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  • OWA Digital Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49
    Oxford, England

    Services provided

    10% Cybersecurity
    40% Web Development
    20% Mobile App Development +3
    10% Application Management & Support
    10% IT Strategy Consulting
    10% UX/UI Design

    Focus Areas

    10% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Expert Testimony
    10% Digital Forensics & Auditing
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    10% Vulnerability Management

    Web development firm OWA Digital is based in Oxford, England and Fitzrovia, London, England. Their services include Web Development and Mobile App Development.

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  • Chorus Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    50 - 249
    Portishead, England

    Services provided

    15% Cybersecurity
    40% IT Managed Services
    15% CRM Consulting and SI +4
    10% Cloud Consulting & SI
    10% IT Strategy Consulting
    5% AI Consulting
    5% Low/No Code Development

    Focus Areas

    20% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +6
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Vulnerability Management

    IT managed services company Chorus provides IT managed services and CRM consulting and SI. They were launched in 1999.

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  • GRC Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Ely, England

    Services provided

    20% Cybersecurity
    20% Corporate Training & Coaching
    20% IT Managed Services +3
    20% IT Strategy Consulting
    10% Cloud Consulting & SI
    10% Compliance Consulting

    Focus Areas

    10% Managed SIEM Services
    20% Breach Detection & Incident Response
    20% Cloud Security +3
    20% Cybersecurity Consulting
    20% Threat/Attack Simulations
    10% Network Security

    GRC Solutions is an IT strategy consulting company headquartered in Ely, England. They specialize in IT strategy consulting and Cybersecurity.

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  • ParsBiz Logotype

    4.5 1 review
    $250,000+
    $300+ / hr
    50 - 249
    London, England

    Services provided

    10% Cybersecurity
    10% Advertising
    10% Branding +7
    10% Content Marketing
    10% Email Marketing
    10% Mobile App Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Development

    Focus Areas

    10% Managed SIEM Services
    10% Account Takeover (ATO)
    10% Application Security +7
    10% Breach Detection & Incident Response
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Cybersecurity Expert Testimony
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services

    ParsBiz offers social media marketing services to enhance brand awareness, increase followers, and drive website traffic. Clients commend their impressive project management and the ability to craft campaigns that resonate emotionally with audiences. While generally satisfied, some feedback highlights the need for more detailed reporting and quicker response times, as well as the potential to explore emerging platforms for broader outreach.

    See all 1 projects

    London, England

    12 Moorgate
    London, England EC2R 6DA

    2 - 5

    +1(800) 840-8088

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  • Integrity360 Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    London, England

    Services provided

    70% Cybersecurity
    30% IT Managed Services

    Focus Areas

    15% Managed SIEM Services
    15% Cybersecurity Consulting
    15% Threat Intelligence Services +5
    15% Vulnerability Management
    10% Breach Detection & Incident Response
    10% Cloud Security
    10% Network Security
    10% Threat/Attack Simulations

    Integrity360 is a Cybersecurity company. The Dublin 18, Ireland-based firm was founded in 2005. Their team provides Cybersecurity and IT managed services.

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    London, England

    46 New Broad Street
    London, England EC2M 1JH

    151 - 200

    +44.203.397.3414

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  • ARO Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    250 - 999
    Cardiff, Wales

    Services provided

    10% Cybersecurity
    20% IT Managed Services
    10% Environmental Consulting +11
    10% Unified Communications Consulting & SI
    5% BI & Big Data Consulting & SI
    5% Business Consulting
    5% CRM Consulting and SI
    5% Call Center Services
    5% Cloud Consulting & SI
    5% ECM Consulting and SI
    5% ERP Consulting and SI
    5% IT Staff Augmentation
    5% IT Strategy Consulting
    5% Other IT Consulting and SI

    Focus Areas

    10% Managed SIEM Services
    10% Breach Detection & Incident Response
    10% Cloud Security +11
    10% Cybersecurity Consulting
    10% Network Security
    10% Vulnerability Management
    5% Account Takeover (ATO)
    5% Application Security
    5% Cybersecurity Expert Testimony
    5% Dark Web Monitoring
    5% Digital Forensics & Auditing
    5% Identity & Access Management
    5% Threat Intelligence Services
    5% Threat/Attack Simulations

    Established in 1995, ARO is an IT managed services company. The company specializes in IT managed services and unified communications consulting & SI, and is midsize.

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  • ramsac Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    50 - 249
    Guildford, England

    Services provided

    20% Cybersecurity
    20% AI Consulting
    20% Cloud Consulting & SI +2
    20% IT Managed Services
    20% IT Strategy Consulting

    Focus Areas

    10% Managed SIEM Services
    20% Breach Detection & Incident Response
    20% Cybersecurity Consulting +5
    10% Cloud Security
    10% Cybersecurity Expert Testimony
    10% Dark Web Monitoring
    10% Identity & Access Management
    10% Vulnerability Management

    Ramsac is an IT strategy consulting company. Headquartered in Guildford, England, the firm was founded in 1992. Their team offers IT strategy consulting and cloud consulting & SI.

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  • ET Works Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Walton-on-Thames, England

    Services provided

    25% Cybersecurity
    25% Cloud Consulting & SI
    25% IT Managed Services +1
    25% IT Strategy Consulting

    Focus Areas

    10% Managed SIEM Services
    10% Breach Detection & Incident Response
    10% Cloud Security +7
    10% Cybersecurity Consulting
    10% Dark Web Monitoring
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    10% Vulnerability Management

    ET Works is an IT strategy consulting company based in Walton-on-Thames, England and Hokksund, Norway. Their services include IT strategy consulting and cloud consulting & SI.

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  • FindErnest Logotype

    Not yet reviewed

    $50,000+
    $25 - $49 / hr
    10 - 49
    Brentford, England

    Services provided

    10% Cybersecurity
    10% BI & Big Data Consulting & SI
    10% Cloud Consulting & SI +7
    10% DevOps Managed Services
    10% IT Managed Services
    10% IT Staff Augmentation
    10% IT Strategy Consulting
    10% Recruiting
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations
    10% Vulnerability Management

    FindErnest is a web design company. The firm is based in Hyderabad, India and Brentford, England. Their services include Web Design and UX/UI Design.

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    Brentford, England

    981 Great West Road
    Brentford, England TW8 9DN

    2 - 5

    +447493490621

    See All Locations (2)
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  • CloudBound Systems Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49
    Stoke Gifford, England

    Services provided

    20% Cybersecurity
    20% Custom Software Development
    20% IT Managed Services +2
    20% Mobile App Development
    20% Web Development

    Focus Areas

    15% Managed SIEM Services
    15% Breach Detection & Incident Response
    15% Cloud Security +4
    15% Identity & Access Management
    15% Network Security
    15% Threat Intelligence Services
    10% Application Security

    Cybersecurity company CloudBound Systems was launched in 2023. The agency focuses on Cybersecurity and IT managed services.

    Read more
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  • Sycom Integrated Solutions LTD Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Leeds, England

    Services provided

    25% Cybersecurity
    25% Cloud Consulting & SI
    25% IT Managed Services +1
    25% IT Strategy Consulting

    Focus Areas

    10% Managed SIEM Services
    10% Application Security
    10% Breach Detection & Incident Response +7
    10% Cloud Security
    10% Cybersecurity Consulting
    10% Digital Forensics & Auditing
    10% Identity & Access Management
    10% Network Security
    10% Threat Intelligence Services
    10% Threat/Attack Simulations

    Launched in 2011, Sycom Integrated Solutions LTD is a small Leeds, England-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.

    Read more
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  • Express IT Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Leigh, England

    Services provided

    25% Cybersecurity
    25% Cloud Consulting & SI
    25% IT Managed Services +1
    25% IT Strategy Consulting

    Focus Areas

    10% Managed SIEM Services
    15% Cybersecurity Consulting
    15% Network Security +6
    15% Threat Intelligence Services
    10% Account Takeover (ATO)
    10% Application Security
    10% Cloud Security
    10% Identity & Access Management
    5% Breach Detection & Incident Response

    Express IT is a small IT strategy consulting company. Founded in 2011, the team provides IT strategy consulting and cloud consulting & SI.

    Read more
    View Profile
  • Technical Drive Logotype

    Not yet reviewed

    Undisclosed
    $100 - $149 / hr
    10 - 49
    Bromsgrove, England

    Services provided

    20% Cybersecurity
    20% Cloud Consulting & SI
    20% IT Managed Services +2
    20% IT Strategy Consulting
    20% Web Development

    Focus Areas

    10% Managed SIEM Services
    20% Breach Detection & Incident Response
    20% Threat Intelligence Services +5
    10% Cloud Security
    10% Identity & Access Management
    10% Network Security
    10% Threat/Attack Simulations
    10% Vulnerability Management

    IT strategy consulting company Technical Drive specializes in IT strategy consulting and cloud consulting & SI. They were established in 2008.

    Read more
    View Profile
  • Exact Solutions Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    London, England

    Services provided

    15% Cybersecurity
    30% IT Managed Services
    20% Cloud Consulting & SI +3
    15% Unified Communications Consulting & SI
    10% IT Staff Augmentation
    10% IT Strategy Consulting

    Focus Areas

    10% Managed SIEM Services
    20% Network Security
    15% Cloud Security +5
    15% Cybersecurity Consulting
    10% Application Security
    10% Breach Detection & Incident Response
    10% Identity & Access Management
    10% Threat Intelligence Services

    Exact Solutions is a London, England-based IT managed services company. Their services include IT managed services and cloud consulting & SI.

    Read more
    View Profile
  • Hedgehog Security Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Manchester, England

    Services provided

    100% Cybersecurity

    Focus Areas

    20% Managed SIEM Services
    20% Dark Web Monitoring
    20% Threat Intelligence Services +2
    20% Threat/Attack Simulations
    20% Vulnerability Management

    Hedgehog Security is a Cybersecurity company. The firm is in Manchester, England. Their services include Cybersecurity.

    Read more
    View Profile
  • Boxwire Technology Solutions Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    Freelancer
    Newcastle upon Tyne, England

    Services provided

    20% Cybersecurity
    35% IT Managed Services
    25% IT Strategy Consulting +1
    20% Other IT Consulting and SI

    Focus Areas

    20% Managed SIEM Services
    20% Cybersecurity Consulting
    20% Network Security +2
    20% Threat/Attack Simulations
    20% Vulnerability Management

    Established in 2023, Boxwire Technology Solutions is a small IT managed services company in Newcastle upon Tyne, England. Their team provides IT managed services and IT strategy consulting.

    Read more
    View Profile
  • Mesoform Limited Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    London, England

    Services provided

    10% Cybersecurity
    15% Cloud Consulting & SI
    15% Computer Engineering +5
    15% DevOps Managed Services
    15% IT Strategy Consulting
    10% BI & Big Data Consulting & SI
    10% Custom Software Development
    10% IT Managed Services

    Focus Areas

    40% Managed SIEM Services
    30% Cybersecurity Consulting
    30% Threat/Attack Simulations

    Mesoform Limited is an IT strategy consulting company headquartered in London, England. They focus on IT strategy consulting and cloud consulting & SI and were launched in 2016.

    Read more
    View Profile
  • Samurai Digital Security Limited Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    City of London, England

    Services provided

    20% Cybersecurity
    20% BI & Big Data Consulting & SI
    20% Corporate Training & Coaching +2
    20% IT Managed Services
    20% IT Strategy Consulting

    Focus Areas

    20% Managed SIEM Services
    20% Dark Web Monitoring
    20% Vulnerability Management +3
    15% Breach Detection & Incident Response
    15% Digital Forensics & Auditing
    10% Identity & Access Management

    Launched in 2016, Samurai Digital Security Limited is an IT strategy consulting company. The agency focuses on IT strategy consulting and BI & big data consulting & SI.

    Read more
    View Profile
  • InfoSec People Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Cheltenham, England

    Services provided

    20% Cybersecurity
    20% BI & Big Data Consulting & SI
    20% Business Consulting +2
    20% Executive Search
    20% Recruiting

    Focus Areas

    20% Managed SIEM Services
    20% Breach Detection & Incident Response
    20% Cloud Security +2
    20% Cybersecurity Consulting
    20% Vulnerability Management

    Established in 2008, InfoSec People is a small Cheltenham, England-based data analytics company. Their services include BI & big data consulting & SI and Cybersecurity.

    Read more
    View Profile

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At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

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Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Foresite Cybersecurity
2 Persistent Systems
3 CloudTech24
4 Wavex Technology Ltd

List of the Top 4 United Kingdom Managed Siem Service Providers

  1. Foresite Cybersecurity Logotype

    Foresite Cybersecurity

    Undisclosed
    Undisclosed
    50 - 249
    Farnborough, England

    Ability to deliver

    38.7/40.0
    20/20 Reviews
    9.8/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    50% Cybersecurity
    25% Managed SIEM Services
    50% Other
    View Profile Visit Website
  2. Persistent Systems Logotype

    Persistent Systems

    $25,000+
    $25 - $49 / hr
    10,000+
    Lyne, England

    Ability to deliver

    21.6/40.0
    14.6/20 Reviews
    0/10 Clients & Experience
    7/10 Market Presence

    Service focus

    10% Cybersecurity
    10% Managed SIEM Services
    90% Other
    View Profile Visit Website
  3. CloudTech24 Logotype

    CloudTech24

    $1,000+
    $100 - $149 / hr
    10 - 49
    Send, England

    Ability to deliver

    23.7/40.0
    17.6/20 Reviews
    0/10 Clients & Experience
    6.1/10 Market Presence

    Service focus

    10% Cybersecurity
    15% Managed SIEM Services
    90% Other
    View Profile Visit Website
  4. Wavex Technology Ltd Logotype

    Wavex Technology Ltd

    $5,000+
    $100 - $149 / hr
    50 - 249
    London, England

    Ability to deliver

    22.3/40.0
    16.6/20 Reviews
    0/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    15% Cybersecurity
    10% Managed SIEM Services
    85% Other
    View Profile Visit Website
  5. Netsol Technologies Inc. Logotype

    Netsol Technologies Inc.

    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    London, England

    Ability to deliver

    8.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    8.5/10 Market Presence

    Service focus

    40% Cybersecurity
    10% Managed SIEM Services
    60% Other
    View Profile Visit Website
  6. LRQA Nettitude Logotype

    LRQA Nettitude

    Undisclosed
    Undisclosed
    250 - 999
    Royal Leamington Spa, England

    Ability to deliver

    5.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.9/10 Market Presence

    Service focus

    20% Cybersecurity
    30% Managed SIEM Services
    80% Other
    View Profile Visit Website
  7. Data Connect Group Logotype

    Data Connect Group

    Undisclosed
    Undisclosed
    10 - 49
    Harrogate, England

    Ability to deliver

    7.9/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    6.8/10 Market Presence

    Service focus

    100% Cybersecurity
    20% Managed SIEM Services
    View Profile Visit Website
  8. emagine Logotype

    emagine

    $5,000+
    $100 - $149 / hr
    1,000 - 9,999
    London, England

    Ability to deliver

    5.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    15% Cybersecurity
    20% Managed SIEM Services
    85% Other
    View Profile Visit Website
  9. Exponential-e Logotype

    Exponential-e

    $10,000+
    $300+ / hr
    250 - 999
    London, England

    Ability to deliver

    5.8/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.8/10 Market Presence

    Service focus

    30% Cybersecurity
    15% Managed SIEM Services
    70% Other
    View Profile Visit Website
  10. Redscan Logotype

    Redscan

    Undisclosed
    Undisclosed
    250 - 999
    London, England

    Ability to deliver

    5.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    100% Cybersecurity
    10% Managed SIEM Services
    View Profile Visit Website
  11. Cloud9 Data Solutions Logotype

    Cloud9 Data Solutions

    $1,000+
    Undisclosed
    50 - 249
    Gloucester, England

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    50% Cybersecurity
    15% Managed SIEM Services
    50% Other
    View Profile Visit Website
  12. Nexus Open Systems Ltd Logotype

    Nexus Open Systems Ltd

    Undisclosed
    Undisclosed
    50 - 249
    Exeter, England

    Ability to deliver

    6.4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6.4/10 Market Presence

    Service focus

    25% Cybersecurity
    15% Managed SIEM Services
    75% Other
    View Profile Visit Website
  13. NETITUDE Logotype

    NETITUDE

    $1,000+
    $100 - $149 / hr
    10 - 49
    Frome, England

    Ability to deliver

    7.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    7.9/10 Market Presence

    Service focus

    20% Cybersecurity
    10% Managed SIEM Services
    80% Other
    View Profile Visit Website
  14. NetMonkeys Ltd Logotype

    NetMonkeys Ltd

    Undisclosed
    Undisclosed
    10 - 49
    Manchester, England

    Ability to deliver

    7.2/40.0
    0/20 Reviews
    1.5/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    25% Cybersecurity
    10% Managed SIEM Services
    75% Other
    View Profile Visit Website
  15. Ingenio Technologies Logotype

    Ingenio Technologies

    Undisclosed
    Undisclosed
    10 - 49
    Brighton, England

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    30% Cybersecurity
    20% Managed SIEM Services
    70% Other
    View Profile Visit Website
  16. Quorum Cyber Logotype

    Quorum Cyber

    Undisclosed
    Undisclosed
    250 - 999
    Verdant, Scotland

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    100% Cybersecurity
    20% Managed SIEM Services
    View Profile Visit Website
  17. OWA Digital Logotype

    OWA Digital

    $1,000+
    $100 - $149 / hr
    10 - 49
    Oxford, England

    Ability to deliver

    8.1/40.0
    0/20 Reviews
    2.4/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    10% Cybersecurity
    10% Managed SIEM Services
    90% Other
    View Profile Visit Website
  18. Chorus Logotype

    Chorus

    $5,000+
    $100 - $149 / hr
    50 - 249
    Portishead, England

    Ability to deliver

    5.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.6/10 Market Presence

    Service focus

    15% Cybersecurity
    20% Managed SIEM Services
    85% Other
    View Profile Visit Website
  19. GRC Solutions Logotype

    GRC Solutions

    Undisclosed
    Undisclosed
    50 - 249
    Ely, England

    Ability to deliver

    6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6/10 Market Presence

    Service focus

    20% Cybersecurity
    10% Managed SIEM Services
    80% Other
    View Profile Visit Website

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