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Top Software Development Companies in the USA

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

Software development here means building software to order — a product, an internal system, or a replacement for something that has outgrown a spreadsheet. It spans firms that take a specification and deliver against it, and teams that work discovery-first and expect the specification to change.

The distinction worth establishing early is who owns the decisions. A supplier that builds exactly what was asked will deliver exactly what was asked, including the parts that were wrong. A partner that pushes back costs more in meetings and less in rework. Neither is better in the abstract; they suit different buyers and different projects, and the mismatch is where these engagements go wrong.

Want your company here?

Between them, the 600 best-ranked of these 801 IT service providers cover web development (448), web design (377), mobile app development (270) and android (262). 577 of them have written a profile you can read before you get in touch.

TrustList ranks more than 800 software development companies in the USA, ordered on client reviews and profile quality, never on payment. At the top right now: Blue Water, Bixlabs and Neuralab Inc..

What to check before you shortlist a software development company

  • A discovery or specification phase before a fixed estimate
  • Who is on the team, and whether they stay for the whole project
  • That you own the intellectual property and the source code
  • Testing, documentation and maintenance after release
Filter by fitbudget, engagement, size and more

Only businesses that have told TrustList match a filter. Filters never change the order or a score.

  1. A

    Annalect

    Artificial Intelligence - AI · Social Media Marketing · Web Development

    Data driven marketing solutions are often complex, but working with a partner to deploy them should be simple.

    Write a review
  2. CS

    CoffeeCup Software

    Web Development · Web Design · UI/UX Design

    We make software that makes cool Websites. Since 1996, we have focused on one simple goal: making Web Design Apps that help create innovative site design apps for Responsive…

    Write a review
  3. P

    PTC

    Mobile App Development · Web Development · E-Commerce Development

    We don’t just imagine a better world, we help to create it. Our technology helps industrial companies to create value for themselves, their customers, and the world.

    Write a review
  4. R

    roOomy

    AR & VR · IT Services

    roOomy’s patented technology paves the way for home furnishings retailers, real estate professionals, and anyone interested in interior design to better visualize their space and…

    Write a review
  5. LR

    LexisNexis Risk Solutions

    Artificial Intelligence - AI · E-Commerce Development · IT Services

    LexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public and industry specific content with advanced technology and analytics to assist…

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  6. JI

    J2 Innovations

    Web Development · Web Design · UI/UX Design

    J2 Innovations is a fast-growing, innovative software development company based in California that created FIN Framework, which is a state-of-the-art open platform for building…

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  7. C

    Collibra

    Web Design · UI/UX Design · E-Commerce Development

    Collibra is the Data Intelligence company. We accelerate trusted business outcomes by connecting the right data, insights, and algorithms to all Data Citizens.

    Write a review
  8. MB

    Moxx B.V.

    Web Development · IT Services · FinTech

    Consumer behavior is changing rapidly; people are empowered, connected and expect an unprecedented level of service and convenience.

    Write a review
  9. AA

    Aitonomi AG

    Web Design · E-Commerce Development · Software Testing

    Autopilot Software and Autonomous Transport System developer. Develops autopilot software and system for self-driving robots to automate logistics and to minimize the ecological…

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  10. U

    UberCloud

    E-Commerce Development · Big Data · Data Analytics

    UberCloud’s mission is to make high-performance computing (HPC) a reality for every engineer.

    Write a review
  11. CS

    Centric Software

    Web Design · UI/UX Design · E-Commerce Development

    Centric is focused exclusively on the product development requirements of retail, apparel, footwear, luxury goods, and consumer goods companies. What does that mean?

    Write a review
  12. AL

    Aternity LLC

    Web Design · UI/UX Design · E-Commerce Development

    Riverbed, The Digital Performance Company, is united in our purpose of Advancing the Human Experience in the Digital World.

    Write a review
  13. M

    MustHaveMenus

    IT Services · Frontend · Backend

    At MustHaveMenus, we know the importance of a great menu. Your food, prices, specials, and brand all sell for you. A great menu does this.

    Write a review
  14. AA

    Arundo Analytics

    IT Services · Big Data · Data Science

    With offices in Oslo, Houston, and Silicon Valley, Arundo Analytics provides cloud-based and edge-enabled software for the deployment and management of enterprise-scale industrial…

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  15. A

    Agiliway

    UI/UX Design · E-Commerce Development · iOS App

    Agiliway is a software development outsourcing and consulting company with offices located in Lviv and Chernivtsi, Ukraine and in Austin, Texas.

    Write a review
  16. B

    Bldbox

    UI/UX Design · E-Commerce Development · iOS App

    At Bldbox, we are introducing predictive analytics into real estate development and construction.

    Write a review
  17. VG

    Very Good Security

    E-Commerce Development · IT Security · Data Security

    Very Good Security (VGS) is the easiest, most secure and most compliant way to collect, protect and exchange sensitive data of all types to help you lower your liability, increase…

    Write a review
  18. QM

    QA Mentor - Software Testing Expert

    Mobile App Development · Web Development · Web Design

    Founded in 2010 and based in New York, QA Mentor, Inc. is a multi-award winning ISO 27001:2013 and ISO 9001:2015 certified leading independent software testing company…

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  19. S

    StarNavi

    Mobile App Development · Web Development · Web Design

    We’re a global software development agency with vast expertise in Python, and JavaScript.

    Write a review
  20. AS

    Aionys Software Development

    Mobile App Development · Web Development · Web Design

    We have met, and this means you know what you are looking for. There is an issue and you need a solution.

    Write a review
  21. S

    SQream

    IT Services · Big Data · Data Science

    SQream Technologies is the company behind SQream DB, the fastest GPU-accelerated data warehouse.

    Write a review
  22. GD

    Global Data Technologies

    Mobile App Development · Web Development · UI/UX Design

    Global Data Technologies is a proud business solutions provider.

    Write a review
  23. Y

    Yappa

    Web Development · Web Design · IT Services

    www.YappaApp.com - Yappa World, Inc. provides audio and video commenting services for Internet Websites, and mobile platforms worldwide.

    Write a review
  24. SP

    SoftTouch POS

    Web Development · IT Services · Full-stack

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

    Write a review

For vendors

Want to see your company here?

The order is earned: ratings, verified reviews and listing quality decide it, and nobody can pay to move up. There are two ways to stand out, and each one says what it is.

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  • Marked Sponsored, and it never changes the order
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How many software development companies are there in the USA?

801 companies on TrustList offer software development and are based in the USA. That makes the USA the largest software development market we rank.

How is this ranking worked out?

Each firm's position comes from its client reviews and its profile, blended into one score:

  • Rating, smoothed so a single five-star review cannot outrank a firm with hundreds of good ones
  • Review volume, with diminishing returns
  • Profile completeness: the details a buyer needs to judge the firm
  • Earned trust: verification and awards, as a small lift

No firm can pay for a position. Sponsored listings are labelled and shown apart from this list. How rankings work

What else do firms in the USA offer?

We also rank web development (2,396), web design (1,857) and mobile app development (1,308) in the USA.

Software Development in other countries

Other services in the USA

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Every other way we rank it service providers — by what they do and where they are.

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