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Top IT Services Companies in the USA

871 IT service providers ranked by rating, review volume and listing quality.

IT services is the broadest label in this directory and covers, at different firms, entirely different work: managed infrastructure and helpdesk, project-based software delivery, cloud migration, security, procurement, or some combination sold as one relationship. Two providers under this heading may have almost nothing in common.

Because the label is wide, the useful filter is the engagement model rather than the capability list. Is this a retained relationship with a service-level agreement and a monthly cost, or project work quoted per piece? Who is accountable when something breaks at two in the morning, and what does the contract actually promise? A provider that answers those precisely is describing a real service; one that answers in capabilities is describing a brochure.

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Between them, the 600 best-ranked of these 871 IT service providers cover web development (463), web design (434), eCommerce (355) and iOS app (310). They also list work in United Kingdom. 594 of them have written a profile you can read before you get in touch.

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  1. P

    Proactis

    Web Development · Web Design · IT Solution

    Proactis helps organizations around the world to eliminate wasted time, money and talent by transforming the way they buy and sell goods and services while eliminating risk.

    Write a review
  2. I

    Icertis

    Web Development · Web Design · iOS App

    Icertis, the leading enterprise contract management platform in the cloud, solves the hardest contract management problems on the easiest to use platform.

    Write a review
  3. I

    Ivalua

    Web Development · Web Design · iOS App

    Ivalua is the Procurement Empowerment Platform. Recognized as a Leader by Gartner, Ivalua’s Source-to-Pay suite is leveraged by over 300 leading companies across the globe to…

    Write a review
  4. L

    LegalSifter

    Artificial Intelligence - AI · Web Development · Web Design

    LegalSifter's mission is to make global legal support affordable by empowering people with artificial intelligence.

    Write a review
  5. O

    Outlaw

    Web Development · Web Design · iOS App

    Outlaw is a modern contract management solution that streamlines the contract lifecycle for organizations - from templated document generation to cloud-based redlining to real-time…

    Write a review
  6. MN

    Model N

    Web Development · Web Design · iOS App

    Model N is the leader in Revenue Management solutions. Driving mission-critical business processes such as configure, price and quote (CPQ), contract and rebate management,…

    Write a review
  7. S

    Scanmarket

    Web Development · Web Design · iOS App

    Scanmarket is the market-leading global Strategic Sourcing platform. Our cloud-based platform is used by 300+ customers in 80+ countries across the globe.

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  8. S

    SirionLabs

    Web Development · Web Design · iOS App

    SirionLabs is the leading enterprise SaaS provider for post-signature contract management.

    Write a review
  9. SF

    Sourcing Force

    Web Development · Web Design · iOS App

    Sourcing Force is your Supplier Command Centre in the form of a Supplier Relationship platform (SRM).

    Write a review
  10. SP

    SoftTouch POS

    Web Development · Software Development · Full-stack

    Click our "Products"​ tab to see how SoftTouch, LLC can improve the successful management of your restaurant business.

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  11. OS

    Octillion S.A.

    Web Development · Web Design

    We are a digital agency with years of experience and with extraordinary people. Octillion interested in developing software that takes your entire organization to the next level.

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  12. GS

    Gig Studio

    Web Development · Web Design · iOS App

    Freshly-squeezed looks and curated content for small to medium businesses. We're one designer and one writer fueled by a boatload of coffee and tortilla chips.

    Write a review
  13. Q

    Qualys

    Web Development · Web Design · IT Solution

    Qualys, Inc. (NASDAQ: QLYS) is a pioneer and leading provider of cloud-based security and compliance solutions with over 10,300 customers in more than 130 countries, including a…

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  14. TT

    TDI (Tetrad Digital Integrity)

    Mobile App Development · Web Development · Web Design

    Founded in 2001, TDI has grown into a world-class consulting firm offering cybersecurity services to government agencies and commercial clients around the world.

    Write a review
  15. HC

    Harris Computer

    Web Development · Web Design · iOS App

    Harris provides mission-critical software solutions for utilities, healthcare, local governments, public safety, and schools throughout the U.S. and Canada.

    Write a review
  16. S

    Skyscanner

    Social Media Marketing · Web Development · Web Design

    Skyscanner makes travel effortless for everyone with an unparalleled mix of choice and value.

    Write a review
  17. R

    Ripple

    Web Development · Web Design · Digital Payments

    Ripple provides one frictionless experience to send money globally using the power of blockchain.

    Write a review
  18. A

    Automattic

    Web Development · Web Design · iOS App

    We are the people behind WordPress.com, WooCommerce, Jetpack, Tumblr, Simplenote, Longreads, Crowdsignal, Happy Tools, and more.

    Write a review
  19. VT

    Volante Technologies

    Web Development · Web Design · iOS App

    Since 2001, Volante has focused on addressing the challenges in the financial message and data integration and those in the payments lifecycle, including; capture, pre-processing,…

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  20. I

    Insolar

    Web Development · Web Design · iOS App

    We created Insolar because we believe that today’s world has too many barriers to transact.

    Write a review
  21. IS

    iDeals Solutions Group

    Web Development · Web Design · iOS App

    iDeals Solutions Group Limited is a global provider of secure online file management services.

    Write a review
  22. BC

    Big Compass

    Web Development · Web Design · Big Data

    Big Compass is your Full-service Integrated Applications Partner.

    Write a review
  23. Z

    Zerion

    Web Development · Web Design · iOS App

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  24. J

    JAGGAER

    Web Development · Web Design · Payment Solution

    Some of the largest commercial, manufacturing and life sciences companies in the world trust JAGGAER with billions of dollars of annual spending.

    Write a review

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