Top Custom Software Development Companies in the USA

Between them, the 19 IT service providers on this page cover web development (18), mobile app development (15), software development (14) and web design (14). 19 of them have written a profile you can read before you get in touch.

1. 1

   

   SoluLab INC

   Mobile App Development · Web Development · Software Development

   SoluLab INC is a US-based technology company working in artificial intelligence, blockchain and digital transformation.

   Write a review

   Why #1: Based in United States · Founded 2014 · ISO 9001, SOC 2, professional accreditation, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   Agile Infoways

   Mobile App Development · Web Development · Software Development

   Agile Infoways is a software engineering firm that has operated since 2006.

   Write a review

   Why #2: Address in United States of America · Founded 2006 · ISO 9001, SOC 2 · Team of 250+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Tekshapers Software Solution

   Mobile App Development · Web Development · Android · Also in Michigan

   Tekshapers Software Solution is an IT company that sells software development, workforce services and its own business software.

   Write a review

   Why #3: Based in Michigan, USA · Founded 2009 · professional accreditation, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

4. 4

   

   Caxy Interactive

   Web Development · Software Development · Web Design

   Caxy Interactive is a Chicago software firm that says it has operated for about 25 years.

   Write a review

   Why #4: Based in Chicago, Illinois · In business 25+ years, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

5. 5

   

   Fingent Corporation

   Web Development · Software Development · Web Design

   New York software development company providing enterprise application, mobile and cloud engineering with AI-assisted delivery

   Write a review

   Why #5: Based in New York, USA · ISO 27001, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

6. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
7. –

   

   Achieve Internet

   Web Development · Drupal · PHP · Also in California

   Achieve Internet builds enterprise software for organisations that want smoother internal operations and better experiences for their users.

   Write a review

   On record: Founded 1998, as stated on its own website, read 5 Oct 2026

8. –

   

   Make IT Solutions

   Mobile App Development · Web Development · Drupal · Also in New York

   Make IT Solutions designs, builds and runs information systems, and says it has done so since 2006. Its services follow a three-stage approach of advising, building and operating.

   Write a review

   On record: Founded 2006, as stated on its own website, read 5 Oct 2026

9. –

   

   DreamzTech Solutions Inc.

   Mobile App Development · Web Development · Software Development

   DreamzTech Solutions Inc. is a software consulting firm. Its older profile describes legacy replacement, web and mobile development, and infrastructure upgrades.

   Write a review

   On record: ISO 27001, SOC 2, as stated on its own website, read 5 Oct 2026

10. –

    

    Seasia Infotech

    Mobile App Development · Web Development · Software Development

    Seasia Infotech develops custom software and enterprise AI systems for businesses in many countries.

    Write a review

    On record: professional accreditation, as stated on its own website, read 5 Oct 2026

11. –

    

    X-Byte Enterprise Solutions

    Mobile App Development · Web Development · Software Development

    X-Byte Enterprise Solutions is a well-diversified corporation covering Web & App Development by leveraging the latest technology and helping enterprises of all sizes to make…

    Write a review
12. –

    

    AndPlus

    Mobile App Development · Embedded Software Development · Web Development

    AndPlus is a software agency that helps companies plan and build digital products. Its work spans large enterprises, funded startups and small and medium-sized businesses.

    Write a review

    On record: Team of 50+, as stated on its own website, read 5 Oct 2026

13. –

    

    Sigma Software Group

    Mobile App Development · Embedded Software Development · Web Development · Also in Ukraine

    IT outsourcing company offering software development, product support and team extension for clients in automotive, finance and media

    Write a review

    On record: Office in United States of America · Team of 1,000+, as stated on its own website, read 9 Oct 2026

14. –

    

    AirDev

    Software Development · UI/UX Design

    AirDev is a software consultancy that builds custom web products. It pairs product builders with AI tools and says it has completed over 1,000 builds.

    Write a review
15. –

    

    Codism LLC

    Mobile App Development · Web Development · Software Development

    Codism LLC is a technology company that supports businesses with Microsoft managed services, cloud security, AI work and software development.

    Write a review

    On record: Based in New Jersey, United States, with a Pune office in India

16. –

    

    Kohactive

    Mobile App Development · Search Engine Optimization · Web Development

    Kohactive is a software design and development consultancy that builds web and mobile products.

    Write a review
17. –

    

    MotionMobs, LLC

    Mobile App Development · Web Development · Software Development

    MotionMobs, LLC is a software development and technical consulting company.

    Write a review
18. –

    

    Sandstorm Design

    Mobile App Development · Web Development · Software Development

    Sandstorm Design is a user experience and digital agency based in Chicago. It builds websites, software and brand strategy grounded in research into how people behave.

    Write a review

    On record: Based in Chicago, USA

19. –

    

    Stone Soup Tech Solutions, LLC

    Mobile App Development · Embedded Software Development · Search Engine Optimization

    Stone Soup Tech Solutions, LLC is a web design and custom software firm based in Atlanta.

    Write a review

    On record: Based in Atlanta

20. –

    

    TekRevol

    Mobile App Development · Web Development · Software Development

    TekRevol is a digital transformation company that designs and engineers apps, platforms and AI systems.

    Write a review

Articles

Related reading

Articles on this subject first, then the newest.

All articles

Software Development

17 Sept 2026 · TrustList Editorial

How to choose a software development company: the 2026 buyer's guide

How to brief a software development company, what to check before you sign, and the contract terms on code ownership, personal data and…

United States of America

30 Oct 2026 · TrustList Editorial

FTC and states sue Toast over restaurant fees and cancellation terms

The complaint says restaurants on Toast paid about $900 a month in auto-renewing subscriptions, $150 for every month left on a cancelled…

United States of America

28 Oct 2026 · TrustList Editorial

Avante raises $30m Series A for AI agents that run benefits work

Frist Cressey Ventures leads, taking total funding to $40 million. Avante says it has more than 70 employer customers 18 months after…