Top IT Consultants & Companies in the United Kingdom
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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 High-quality work
Clients consistently commend Sigma Software Group for delivering high-quality work, often treating their team as integral to their own operations. For instance, a CEO noted that Sigma's software was delivered with 'very high quality and very reliable' results. Another client emphasized the 'fantastic' output and the team's commitment to excellence. Overall, feedback reflects a strong sentiment of satisfaction, with clients appreciating the professionalism, adaptability, and the seamless integration of Sigma's resources into their projects.-
Custom Software Dev & Design for Delivery Company
5.0 Mar 7, 2024Delivery of the software in very high quality and very reliable. Thanks to the agile approach, everything could be delivered - in time & in budget.
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BI Custom Software Dev for Education Company
5.0 Dec 29, 2023The engineers are committed to deliver high quality products on time. Meanwhile, our account managers stay personally aware of progress and our satisfaction, demonstrating readiness to guide and assist the team to stay on track.
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Staff Augmentation for Application Software Security Company
5.0 Aug 3, 2023One of the most impressive qualities of the Sigma Software Group team is the high level of professionalism exhibited by their employees. Clearly, they put a considerable amount of time and dedication into their selection process. The people in our group are very proficient, and their work is very satisfactory from our perspective.
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Engineering Resources for Ad-Block Recovery Tech Company
5.0 Jun 21, 2023On average, the quality of their resources has been high. They have some strong teammates, including Mariia, who has been a truly strong engineer.
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Mobile App Development Services for Christian Tech Company
5.0 Aug 17, 2022Sigma’s quality and attention to detail relative to their price level are great. I’ve been truly impressed with their technical knowledge and ability to meet our demanding requirements.
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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?
More responsive than most other service providers
Get in TouchSigma Software Group is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.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 Accommodating
The feedback reflects a highly accommodating sentiment towards HW Technology, highlighting their proactive service and responsiveness. Clients appreciate their ability to adapt to creative directions and their consistent support, stating, 'when we want to take a creative direction, they're accommodating.' Regular communication is emphasized, with weekly catchups ensuring alignment. However, there are suggestions for improving communication consistency, particularly with multiple projects ongoing.-
Managed IT Services for Business Accounting & Advisory Firm
5.0 May 5, 2021There are rarely any issues with their services, and over the course of our entire engagement, I believe we have only had about 20 minutes of downtime. They do the basics quite well, and when we want to take a creative direction, they're accommodating.
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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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UndisclosedUndisclosed10 - 49Manchester, England
Services provided
25% Cloud Consulting & SI25% IT Managed Services25% Web Design +1 service25% Web DevelopmentUnlimited Web Hosting is a cloud consulting & SI company. Their small team is based in Manchester, England. Their services include cloud consulting & SI and IT managed services.
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UndisclosedUndisclosed50 - 249Bloomsbury, London, England
Services provided
25% Custom Software Development25% E-Commerce Development25% IT Managed Services +1 service25% IT Strategy ConsultingTacit Knowledge is a software development firm established in 2002. Their services include Custom Software Development and E-Commerce Development.
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UndisclosedUndisclosed250 - 999+420 226 517 800, Czech Republic
Services provided
25% CRM Consulting and SI25% Cloud Consulting & SI13% HR Outsourcing +3 services13% Staffing12% HR Consulting12% RecruitingLaunched in 2002, AKT Global is a cloud consulting & SI company. The team focuses on cloud consulting & SI and CRM consulting and SI and is in London, England and Montrouge, France.
Read moreSee All Locations (4)+420 226 517 800, Czech Republic
Nad Petruskou 2280/3 Praha 2 Vinohrady
+420 226 517 800, Czech Republic 120 00 -
UndisclosedUndisclosed50 - 249London, England
Services provided
20% Application Testing20% Cloud Consulting & SI20% Custom Software Development +3 services20% IT Managed Services10% Low/No Code Development10% Web DesignFormidable is an IT managed services company. They are headquartered in Seattle, Washington and London, England. Their team specializes in IT managed services and Custom Software Development.
Read moreSee All Locations (2)London, England
77 East Road
London, England N1 6AH6 - 9
+44.203.488.4958
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UndisclosedUndisclosed50 - 249London, England
Services provided
25% Business Consulting25% Engineering25% IT Managed Services +1 service25% IT Strategy ConsultingCredera UK is a midsize IT strategy consulting company in London, England and Manchester, England. Their services include IT strategy consulting and IT managed services.
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UndisclosedUndisclosed50 - 249Brentford, England
Services provided
30% Business Consulting25% Cloud Consulting & SI25% ERP Consulting and SI +2 services10% Recruiting10% StaffingBased in Hyderabad, India and Berlin, Germany, JSAN Consulting Group is a Business Consulting company. They provide Business Consulting and cloud consulting & SI.
Read moreSee All Locations (3)Brentford, England
Profile West, 950 Great West Rd
Brentford, England TW81
+44.203.950.3216
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UndisclosedUndisclosed50 - 249London, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SIMavens is a cloud consulting & SI and CRM consulting and SI company launched in 2007. In Chicago, Illinois and London, England, the team provides cloud consulting & SI and CRM consulting and SI.
Read moreSee All Locations (3)London, England
Holborn Town Hall, 193-197 High Holborn
London, England WC1V 7BD10 - 15
+44 20 7242 1411
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SINebula Consulting Ltd is a cloud consulting & SI and CRM consulting and SI company. The team is located in London, England, and their services include cloud consulting & SI and CRM consulting and
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UndisclosedUndisclosed2 - 9Cheltenham, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SICoacto is a cloud consulting & SI and CRM consulting and SI company. The firm is in Cheltenham, England. Their services include cloud consulting & SI and CRM consulting and SI.
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UndisclosedUndisclosed50 - 249London, England
Services provided
80% CRM Consulting and SI20% Cloud Consulting & SILaunched in 2006, BrightGen is a midsize London, England-based CRM consulting and SI company. Their services include CRM consulting and SI and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SICloud consulting & SI and CRM consulting and SI company Kofana Digital provides cloud consulting & SI and CRM consulting and SI. They were launched in 2012.
Read moreSee All Locations (2)London, England
Graf Suite, Wimbledon Business Centre 4 Queens Road
London, England SW19 8YB2 - 5
+44 773.373.7949
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UndisclosedUndisclosed10 - 49London, England
Services provided
40% CRM Consulting and SI30% Business Consulting30% Cloud Consulting & SIHabenae Consulting is a London, England-based CRM consulting and SI company. Their services include CRM consulting and SI and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SISee all 1 projectsAdvanced Communities specializes in validation upgrades, software and hardware upgrades, and new software rollouts. Their technical prowess and commitment to providing optimal solutions stand out in client feedback. Reviewers consistently commend their quick response times and effective collaboration, indicating a reliable and professional service.
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UndisclosedUndisclosed2 - 9Cheshire, England
Services provided
50% CRM Consulting and SI50% Cloud Consulting & SILaunched in 2019, ServicePoint Solutions is a cloud consulting & SI and CRM consulting and SI company. The team focuses on cloud consulting & SI and CRM consulting and SI and is in Cheshire,
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UndisclosedUndisclosed250 - 999Wood Hill, England
Services provided
25% CRM Consulting and SI25% Cloud Consulting & SI25% Custom Software Development +1 service25% Mobile App DevelopmentBlueflame Labs is a cloud consulting & SI company in Pune, India and Wood Hill, England. They offer cloud consulting & SI and CRM consulting and SI and were established in 2017.
Read moreSee All Locations (3)Wood Hill, England
#5 Coombe
Wood Hill, England CR8 1JP151 - 200
+44 741.833.7694
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UndisclosedUndisclosed250 - 999London, England
Services provided
20% CRM Consulting and SI20% Custom Software Development20% IT Strategy Consulting +2 services20% Mobile App Development20% UX/UI DesignUser experience agency Software Country offers UX/UI Design and IT strategy consulting. They are based in Plymouth Meeting, Pennsylvania and London, England.
Read moreSee All Locations (5)London, England
58-60 Kensington Church Street
London, England W8 4DB6 - 9
+44 127.401.9741
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UndisclosedUndisclosed2 - 9Donnington, England
Services provided
50% CRM Consulting and SI50% IT Strategy ConsultingIT strategy consulting and CRM consulting and SI company OLC IT is headquartered in Donnington, England. They provide IT strategy consulting and CRM consulting and SI.
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UndisclosedUndisclosed2 - 9London, England
Services provided
50% CRM Consulting and SI50% IT Strategy ConsultingAppdraft, an IT strategy consulting and CRM consulting and SI company, was established in 2018. The team specializes in IT strategy consulting and CRM consulting and SI and is in London, England.
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UndisclosedUndisclosed50 - 249London, England
Services provided
40% CRM Consulting and SI40% Cloud Consulting & SI20% Custom Software DevelopmentCloud consulting & SI company Consleague offers cloud consulting & SI and CRM consulting and SI. They are in London, England.
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% IT Managed Services50% IT Strategy ConsultingAulysius, a small IT strategy consulting and IT managed services company, is based in London, England. Their services include IT strategy consulting and IT managed services.
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% Cloud Consulting & SI20% DevOps Managed Services20% Funding & Investment +2 services20% IT Managed Services20% IT Staff AugmentationCloud consulting & SI company Phi Partners was established in 2004. The midsize team offers cloud consulting & SI and IT managed services.
Read moreSee All Locations (4)London, England
110 Bishopsgate, Bishopsgate, Liverpool Street
London, England EC2N 4AY31 - 40
+44 203.170.6355
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UndisclosedUndisclosed10 - 49City of London, England
Services provided
50% Cybersecurity50% IT Managed ServicesLaunched in 2010, Threatscape is a Cybersecurity and IT managed services company. The team focuses on Cybersecurity and IT managed services.
Read moreSee All Locations (2)City of London, England
CityPoint, 1 Ropemaker Street
City of London, England EC2Y 9AW0203 653 0000
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UndisclosedUndisclosed50 - 249Ruscombe, England
Services provided
50% IT Managed Services50% IT Strategy ConsultingCWSI is a midsize IT strategy consulting and IT managed services company. Established in 2011, the team provides IT strategy consulting and IT managed services.
Read moreSee All Locations (2)Ruscombe, England
Unit 3, The Pavilions, Ruscombe Business Park
Ruscombe, England RG10 9NN+44 1189 344 300
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UndisclosedUndisclosed10 - 49City of London, England
Services provided
80% Cybersecurity20% IT Managed ServicesISTARI, a Cybersecurity company, was established in 2020. The team provides Cybersecurity and IT managed services.
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UndisclosedUndisclosed10 - 49City of London, England
Services provided
50% Cybersecurity50% IT Managed ServicesCybersecurity and IT managed services company Connect Digital Security was launched in 2016. The team specializes in Cybersecurity and IT managed services.
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UndisclosedUndisclosed2 - 9City of London, England
Services provided
80% Cybersecurity20% IT Managed ServicesCybersecurity company Identiom Limited is headquartered in City of London, England. Their services include Cybersecurity and IT managed services.
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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:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
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Rollover to see company insights or click a company below for more details.
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
- Work experience and previous projects
- 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
39.2/40.019.8/20 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 -
$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 -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.1/40.017.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
35% IT Consulting65% 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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