Top IT Consultants & Companies in the United Kingdom
3,025 Companies
List of the Top IT Services Companies in the UK
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$50,000+$50 - $99 / hr1,000 - 9,999Serves United KingdomServices provided
25% Custom Software Development21% Mobile App Development21% Web Development +3 services11% AI Consulting11% BI & Big Data Consulting & SI11% Enterprise App ModernizationSee all 37 projectsSigma Software Group is a versatile software development company offering a wide range of services, including web and mobile development, engineering support, and staff augmentation. The reviews indicate a strong emphasis on efficiency, collaboration, and alignment with client values. Approximately 80% of feedback highlights their punctuality and adaptability, while 60% commend their innovative approach and team integration. Overall, clients consistently express satisfaction with Sigma Software Group’s contributions to their projects.
Reviews mention Receptive
Clients express a highly receptive sentiment towards Sigma Software Group, highlighting their strong commitment to communication and client satisfaction. Feedback emphasizes their proactive engagement, with regular on-site visits and effective account management. One client noted, 'They listened, and our feedback was important to them,' showcasing their attentiveness. Additionally, the organized off-site events and English courses reflect Sigma's dedication to maintaining a strong relationship and enhancing team collaboration, leading to positive project outcomes.-
Staff Augmentation & Development for Telecom Media Company
5.0 Mar 4, 2021One of their best capabilities is keeping in touch with their clients very closely. We noticed their work was consistently going very well and fast. They had a very good client relationship and kept in touch. Sigma Software really worked on maintaining the relationship to make sure everyone was happy. They also searched for more opportunities to grow the teams. They listened, and our feedback was important to them. Sigma Software really invested a lot in human touch and communication to make sure the customer is satisfied and everything is working properly.
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Industry Experience
Sigma Software Group has demonstrated significant expertise across various industries, including Advertising & Marketing, Aviation, Food & Beverage, Financial Services, Education, and more. Clients consistently highlight their strong project management skills, timely delivery, and adaptability to specific industry needs. In Advertising & Marketing, they excel in application development and integration, while in Financial Services and Aviation, their capacity for staff augmentation and compliance adherence is notable. Overall, feedback is overwhelmingly positive, indicating a strong fit for clients in technology-driven sectors seeking reliable partnerships.
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Other Industry Food & Beverage Information technology Financial services Education Logistics & Supply Chain Construction Arts, entertainment & music Software Sports IT Services Manufacturing Automotive Retail Real estate Design Healthcare Gambling Advertising & marketingWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Overall, client feedback regarding Sigma Software Group highlights a strong sentiment of value for money. Many clients noted that the pricing aligns well with their budget while receiving high-quality services. For instance, one client appreciated Sigma's 'good value for cost' and noted their impressive integration with existing teams. However, some clients mentioned that while they received excellent service, the pricing could be perceived as high in some cases. Overall, the consensus reflects satisfaction with the cost-to-value ratio.Was this helpful?
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$5,000+$50 - $99 / hr10 - 49Serves United KingdomServices provided
80% IT Managed Services10% Cybersecurity10% IT Strategy ConsultingSee all 21 projectsFluidOne - Chorley is an IT services company that specializes in security testing, IT infrastructure management, and hosting services. The reviews reflect a high level of satisfaction, with 100% positive feedback highlighting their rapid response, effective project management, and proactive communication. Approximately 80% of reviewers praised their ability to deliver results on time and within budget, noting their flexibility and can-do attitude in adapting to changes.
Reviews mention Great project management
Clients consistently praised the project management skills of the company, noting their excellent communication and timely delivery. One client highlighted, "Their project management is excellent — our communication has been great throughout," while another remarked on the clarity and advance scheduling of project milestones. Overall, the sentiment reflects a high level of satisfaction with the company's organized and responsive approach to project management.-
IT Consulting & SI for Accounting Firm
4.5 May 18, 2023Project management was very clear and we were kept well informed throughout the process. Dates were booked in well in advance. The director and owners were hands-on, which is very important to us.
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Managed IT Services for Accounting Firm
5.0 Jun 24, 2024Their project management is excellent — our communication has been great throughout.
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Code Mgmt & Penetration Testing for Compliance Consultancy
5.0 Oct 27, 2025Very organised and thorough, with regular communication, progress management, and consistent approach, in line with timelines as agreed, whilst remaining flexible, as required by the project.
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Industry Experience
FluidOne - Chorley demonstrates strong expertise in the Financial Services and Manufacturing industries. Feedback highlights their rapid response capabilities and ability to restore IT infrastructure effectively, ensuring business continuity. Clients in Financial Services commend their transparency and strategic IT planning, while those in Manufacturing appreciate their proactive management and communication. Overall, they are well-suited for businesses needing reliable IT support in both sectors, with a focus on enhancement and system reliability.
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Manufacturing Financial services IT Services Engineering Real estate Legal ConstructionWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients generally perceive FluidOne - Chorley and Orca as providing good value for money. One client noted, 'the costs were reasonable' given the rapid response and effective solutions delivered. Another remarked on Orca's ability to stay within budget while maintaining high service quality. The overall sentiment indicates satisfaction with the pricing structure, with multiple clients affirming the companies' transparency and responsiveness, further enhancing their perceived value.Was this helpful?
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UndisclosedUndisclosed250 - 999London, England
Services provided
40% Custom Software Development20% Cloud Consulting & SI20% ERP Consulting and SI +1 service20% IT Strategy ConsultingVBT Software, a software development company, was launched in 1993. The firm focuses on Custom Software Development and IT strategy consulting.
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UndisclosedUndisclosed1,000 - 9,999Sydney, Australia
Services provided
50% Application Testing10% AI Development10% Cloud Consulting & SI +3 services10% DevOps Managed Services10% ERP Consulting and SI10% IT Strategy ConsultingPlanit Testing is an Application Testing company. They were established in 1997, and their services include Application Testing and IT strategy consulting.
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UndisclosedUndisclosed50 - 249Harrow , England
Services provided
25% AI Consulting25% BI & Big Data Consulting & SI25% Cloud Consulting & SI +1 service25% IT Strategy ConsultingIT strategy consulting company Data Dynamics was launched in 2012. In Upper Saddle River, New Jersey and Pune, India, the team provides IT strategy consulting and BI & big data consulting & SI.
Read moreSee All Locations (4)Harrow , England
382 Kenton Rd,
Harrow , England HA3 8DP2 - 5
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UndisclosedUndisclosed50 - 249London, England
Services provided
10% AI Development10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +7 services10% Cybersecurity10% DevOps Managed Services10% Digital Engineering10% IT Managed Services10% IT Strategy Consulting10% Low/No Code Development10% Marketing StrategyTalan UK is a data analytics company launched in 2024. The midsize team focuses on BI & big data consulting & SI and Marketing Strategy.
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UndisclosedUndisclosed50 - 249City of London, England
Services provided
20% AI Development20% Cloud Consulting & SI20% IT Managed Services +2 services20% IT Staff Augmentation20% IT Strategy ConsultingSemarchy is a midsize IT strategy consulting company. They offer IT strategy consulting and cloud consulting & SI and were established in 2011.
Read moreSee All Locations (3)City of London, England
Semarchy Ltd 9-10 Great Sutton Street
City of London, England EC1V 0BX6 - 9
+44 20 8135 8079
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% Application Testing20% Cloud Consulting & SI20% IT Managed Services +2 services20% IT Strategy Consulting20% IoT DevelopmentIT strategy consulting company The Open Geospatial Consortium (OGC) is in Arlington, Virginia and London, England. They offer IT strategy consulting and cloud consulting & SI.
Read moreSee All Locations (2)London, England
6th Floor 9 Appold Street
London, England EC2A 2AP2 - 5
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% AI Development20% Cloud Consulting & SI20% ERP Consulting and SI +3 services20% IoT Development10% CRM Consulting and SI10% IT Strategy ConsultingClovity, a cloud consulting & SI company, was founded in 2017. Headquartered in London, England and Dublin, California, the team focuses on cloud consulting & SI and ERP consulting and SI.
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UndisclosedUndisclosed50 - 249London, England
Services provided
60% Cloud Consulting & SI20% ERP Consulting and SI20% IT Strategy ConsultingFounded in 2005, Column5 Consulting, a midsize cloud consulting & SI company, is headquartered in London, England. Their team specializes in cloud consulting & SI and IT strategy consulting.
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UndisclosedUndisclosed50 - 249London, England
Services provided
25% Cloud Consulting & SI25% IT Managed Services25% IT Strategy Consulting +1 service25% Robotics Process AutomationLocated in London, England, SCSK Europe Ltd. Is an IT strategy consulting company. Established in 1990, the team focuses on IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosed250 - 999City of London, England
Services provided
30% Cybersecurity30% IT Strategy Consulting20% BI & Big Data Consulting & SI +1 service20% Compliance ConsultingNetwrix Corporation is a Frisco, Texas-based IT strategy consulting company. Established in 2006, the team specializes in IT strategy consulting and Cybersecurity.
Read moreSee All Locations (2)City of London, England
5 New Street Square
City of London, England EC4A 3BF21 - 30
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% AI Development20% Cloud Consulting & SI20% Cybersecurity +2 services20% IT Managed Services20% Low/No Code DevelopmentUBDS Digital is a cloud consulting & SI company in London, England. Their services include cloud consulting & SI and Cybersecurity.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
20% CRM Consulting and SI20% Cybersecurity20% ERP Consulting and SI +4 services10% AI Development10% BI & Big Data Consulting & SI10% Recruiting10% StaffingK2 Partnering Solutions is a CRM consulting and SI company. They are headquartered in London, England, and their services include CRM consulting and SI and ERP consulting and SI.
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% Building Security Services20% Cloud Consulting & SI20% Corporate Training & Coaching +2 services20% Cybersecurity20% IT Managed ServicesTelappliant is a cloud consulting & SI company. Headquartered in London, England, their team provides cloud consulting & SI and Cybersecurity.
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$10,000+$50 - $99 / hr50 - 249Milton Keynes , England
Services provided
80% IT Managed Services10% Cloud Consulting & SI10% Other IT Consulting and SIManaged. Is an IT managed services company established in 2009. The midsize team specializes in IT managed services and cloud consulting & SI.
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$1,000+Undisclosed50 - 249Exchange Flags, England
Services provided
70% IT Managed Services30% IT Strategy ConsultingSysGroup, an IT managed services company, is in Exchange Flags, England. Established in 2006, the team provides IT managed services and IT strategy consulting.
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$10,000+$100 - $149 / hr10 - 49London, England
Services provided
25% Custom Software Development25% ERP Consulting and SI25% IT Strategy Consulting +1 service25% IoT DevelopmentSoftware development firm Arch is in London, England. Established in 1996, the team offers Custom Software Development and ERP consulting and SI.
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$5,000+$100 - $149 / hr10 - 49Chatham, England
Services provided
25% Cybersecurity25% DevOps Managed Services25% IT Managed Services +1 service25% IT Staff AugmentationFounded in 2009, Ivinco is a small Cybersecurity company. Their services include Cybersecurity and IT managed services.
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Undisclosed$150 - $199 / hr10 - 49Sydney, Australia
Services provided
70% ERP Consulting and SI20% CRM Consulting and SI10% Other IT Consulting and SIERP consulting and SI company Phocas was founded in 1999. The team focuses on ERP consulting and SI and CRM consulting and SI and is based in Coventry, England and Sydney, Australia.
Read moreSee All Locations (2)Sydney, Australia
35 Lime St, Sydney, New South Wales
Sydney, Australia 200076 - 100
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UndisclosedUndisclosed10 - 49Harrogate, England
Services provided
100% CybersecurityData Connect Group is a Cybersecurity company. Their small team is located in Harrogate, England. Their services include Cybersecurity.
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$25,000+$100 - $149 / hr250 - 999London, England
Services provided
40% Custom Software Development10% Digital Strategy5% CRM Consulting and SI +9 services5% Cloud Consulting & SI5% E-Commerce Development5% Enterprise App Modernization5% IT Strategy Consulting5% IoT Development5% Mobile App Development5% UX/UI Design5% Web Design5% Web DevelopmentFuturice is a custom software development firm based in London, England. They focus on Custom Software Development and Digital Strategy and were founded in 2000.
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$5,000+$50 - $99 / hr10 - 49Bracknell, England
Services provided
60% Cloud Consulting & SI15% Application Management & Support10% Enterprise App Modernization +3 services5% Mobile App Development5% Other IT Consulting and SI5% Unified Communications Consulting & SIAncoris is a cloud consulting & SI company. Their team is headquartered in Bracknell, England and offers cloud consulting & SI and Application Management & Support.
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$5,000+$100 - $149 / hr10 - 49London , England
Services provided
60% IT Managed Services30% Other IT Consulting and SI10% Cloud Consulting & SIIT managed services company EC-MSP is located in London , England. They provide IT managed services and other IT consulting and SI.
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$1,000+$50 - $99 / hr10 - 49London, England
Services provided
50% BI & Big Data Consulting & SI50% Cloud Consulting & SIBig data analytics company and cloud consulting & SI company Datashapa is in London, England. Launched in 2016, the team focuses on BI & big data consulting & SI and cloud consulting & SI.
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$10,000+$150 - $199 / hr10 - 49Bristol, England
Services provided
50% Cloud Consulting & SI50% Other IT Consulting and SICloud consulting & SI and other IT consulting and SI company Apto Solutions Ltd is headquartered in Bristol, England. Their services include cloud consulting & SI and other IT consulting and SI.
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$10,000+UndisclosedFreelancerFarnham Common, England
Services provided
20% Logistics & Supply Chain Consulting10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +7 services10% IT Managed Services10% IT Staff Augmentation10% IT Strategy Consulting10% Other IT Consulting and SI10% Unified Communications Consulting & SI5% Application Testing5% Custom Software DevelopmentFour Business Solutions is a Logistics & Supply Chain Consulting company. Founded in 2003, their team specializes in Logistics & Supply Chain Consulting and BI & big data consulting & SI.
Read moreSee All Locations (2)Farnham Common, England
30 Crispin Way
Farnham Common, England SL21
+44 (0) 800 6250025
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UndisclosedUndisclosed10 - 49Tewkesbury, England
Services provided
50% IT Managed Services50% IT Strategy ConsultingIT managed services and IT strategy consulting company Charlton Networks offers IT managed services and IT strategy consulting. They are located in Tewkesbury, England.
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A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
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- Market presence and reputation in the industry
List of the Top 15 IT Services Companies in the UK
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$5,000+$100 - $149 / hr10 - 49Edinburgh, Scotland
Ability to deliver
35.7/40.016.8/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
100% IT Consulting -
$50,000+$50 - $99 / hr1,000 - 9,999Warszawa, Poland
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
35% IT Consulting65% Other -
$25,000+Undisclosed250 - 999Los Angeles, CA
Ability to deliver
31.3/40.015.8/20 Reviews6.7/10 Clients & Experience8.8/10 Market PresenceService focus
80% IT Consulting20% Other -
$25,000+$200 - $300 / hr1,000 - 9,999New York, NY
Ability to deliver
33.6/40.016.4/20 Reviews7.8/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting -
UndisclosedUndisclosed50 - 249Overland Park, KS
Ability to deliver
38.7/40.020/20 Reviews9.8/10 Clients & Experience8.9/10 Market PresenceService focus
70% IT Consulting30% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Tallinn, Estonia
Ability to deliver
35.8/40.015.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% IT Consulting70% Other -
$5,000+$100 - $149 / hr50 - 249London, England
Ability to deliver
35.7/40.017/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
70% IT Consulting30% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Denver, CO
Ability to deliver
35.6/40.015.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% IT Consulting60% Other -
$50,000+$200 - $300 / hr1,000 - 9,999Leeds, England
Ability to deliver
29.3/40.014.6/20 Reviews8/10 Clients & Experience6.7/10 Market PresenceService focus
55% IT Consulting45% Other -
$25,000+$50 - $99 / hr250 - 999Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
35% IT Consulting65% Other -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
28.9/40.016.2/20 Reviews7.6/10 Clients & Experience5.2/10 Market PresenceService focus
100% IT Consulting -
$1,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
39.4/40.020/20 Reviews9.6/10 Clients & Experience9.8/10 Market PresenceService focus
30% IT Consulting70% Other -
$5,000+$25 - $49 / hr1,000 - 9,999São Paulo, Brazil
Ability to deliver
36.3/40.016.6/20 Reviews9.9/10 Clients & Experience9.8/10 Market PresenceService focus
20% IT Consulting80% Other -
$10,000+Undisclosed50 - 249Saint Helier, Jersey
Ability to deliver
35.9/40.016.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
75% IT Consulting25% Other -
$75,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.5/40.016.4/20 Reviews9.8/10 Clients & Experience9.2/10 Market PresenceService focus
30% IT Consulting70% Other -
$25,000+$50 - $99 / hr50 - 249Salford, England
Ability to deliver
38.1/40.018.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
50% IT Consulting50% Other -
$10,000+$50 - $99 / hr250 - 999Austin, TX
Ability to deliver
30.5/40.016.8/20 Reviews7.3/10 Clients & Experience6.4/10 Market PresenceService focus
95% IT Consulting5% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% IT Consulting60% Other -
$25,000+Undisclosed10 - 49London, England
Ability to deliver
30.9/40.015.6/20 Reviews9.4/10 Clients & Experience5.9/10 Market PresenceService focus
74% IT Consulting26% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.5/40.018.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
35% IT Consulting65% Other -
$5,000+< $25 / hr250 - 999London, England
Ability to deliver
34.5/40.016.8/20 Reviews8.5/10 Clients & Experience9.2/10 Market PresenceService focus
30% IT Consulting70% Other -
$100,000+$50 - $99 / hr1,000 - 9,999North Miami Beach, FL
Ability to deliver
36.7/40.016.8/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
46% IT Consulting54% Other -
$5,000+$25 - $49 / hr250 - 999Nashik, India
Ability to deliver
26.5/40.016.4/20 Reviews4.6/10 Clients & Experience5.5/10 Market PresenceService focus
50% IT Consulting50% Other -
$50,000+$50 - $99 / hr250 - 999Farnborough, England
Ability to deliver
35.4/40.015.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% IT Consulting80% Other -
$1,000+$50 - $99 / hr10 - 49Bradford on Avon, England
Ability to deliver
34/40.016.4/20 Reviews8.3/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting -
$50,000+$150 - $199 / hr250 - 999New York, NY
Ability to deliver
39/40.019/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% IT Consulting90% Other -
$25,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
36.3/40.020/20 Reviews9/10 Clients & Experience7.2/10 Market PresenceService focus
25% IT Consulting75% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Vienna, VA
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% IT Consulting90% Other -
$5,000+$150 - $199 / hr50 - 249Marlow, England
Ability to deliver
29.4/40.016.2/20 Reviews7.9/10 Clients & Experience5.3/10 Market PresenceService focus
100% IT Consulting -
$25,000+< $25 / hr1,000 - 9,999Ahmedabad, India
Ability to deliver
37.3/40.017.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% IT Consulting90% Other
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