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Top Software Development Companies in the USA

67 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.

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Between them, the 67 IT service providers on this page cover web development (52), web design (44), mobile app development (34) and android (34). They also list work in India. 67 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

Agile Infoways
Mobile App Development · Custom Software Development · Web Development
Agile Infoways is a software engineering firm that has operated since 2006.
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SERFE
Web Development · Web Design · E-Commerce Development · Also in Argentina
SERFE is a software consultancy that designs and builds online systems for companies in the Americas and beyond.
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TEAM International
Web Development · Web Design · IT Outsourcing
TEAM International is a software services company founded in 1991.
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Coalesce
Mobile App Development · Custom Software Development · Web Development
Coalesce is a brand, product and engineering agency in New York City that has worked for more than 20 years.
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Artjoker Software
Mobile App Development · Search Engine Optimization · Web Development
Artjoker Software is a software development company with research and development offices in the United States and Ukraine.
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Techverx
Mobile App Development · Custom Software Development · Web Development
Techverx is a full-stack software development company that now focuses on AI transformation.
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Kohactive
Mobile App Development · Custom Software Development · Search Engine Optimization
Kohactive is a software design and development consultancy that builds web and mobile products.
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Apptunix
Mobile App Development · Custom Software Development · Web Development
Apptunix is an app and web development agency based in Texas, USA.
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WebiNerds
Custom Software Development · PHP · HTML5
WebiNerds is a software development team that works with startups in the United States and Europe.
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Coding Brains
Mobile App Development · iOS App · UI/UX Design
Software development company building web and mobile apps, cloud, data and AI projects for clients in the United States and abroad
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Simply Technologies
Mobile Platforms · Software Testing · Quality Assurance
Simply Technologies is a software development company that specialises in JavaScript and related technologies.
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Vinta Software
Custom Software Development · Web Development · Web Design · Also in Brazil
Vinta Software is a software development company that has worked as an open-source contributor from the start.
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Apiqu
Web Development · .NET · CSS3
Apiqu is a consultancy and development firm that specialises in the Sitecore platform. It helps organisations make use of Sitecore for web, content and ecommerce projects.
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Shrine Development
Web Development · iOS App · Mobile Platforms
Software development studio building iOS apps and JavaScript interfaces, with business strategy support for entrepreneurs
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Codal Inc.
Mobile App Development · Custom Software Development · Web Development
Codal Inc. is a Chicago agency that handles product strategy, UX design and software engineering.
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Supercharge
Mobile App Development · Web Development · Web Design · Also in United Kingdom
Digital product firm with European and US offices building software with AI features for banking, energy, insurance and health
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Ardan Labs
Web Development · Web Design · iOS App
Ardan Labs is a software engineering company that has operated since 2010.
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Vrinsoft Technology
Custom Software Development · Search Engine Optimization · Social Media Marketing
Indian IT consulting company offering website and e-commerce solutions, design, internet marketing and software development
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Solid Digital, LLC
Custom Software Development · Web Development · Web Design
Solid Digital, LLC is a digital agency of developers, designers and marketers. It has operated since 2007, with offices in Chicago, Illinois, and Portland, Oregon.
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DataArt, Inc.
Mobile App Development · Web Development · iOS App
DataArt, Inc. is a global technology consultancy that designs, builds and supports bespoke software.
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Xoriant
Web Development · iOS App · UI/UX Design
Xoriant is a product engineering, software development and technology services company that describes itself as Silicon Valley based.
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Altimetrik
IT Services · IT Outsourcing · Cloud
Altimetrik is a software engineering and digital transformation company headquartered in Southfield, Michigan.
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SA Technologies Inc.
Custom Software Development · iOS App · CRM Development
SA Technologies Inc. is an IT consulting and development company in Santa Clara, California. It is a Microsoft Gold Partner and has a presence in several countries.
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DynPro, Inc.
E-Commerce Development · IT Services · eCommerce
DynPro, Inc. started in 1996 and now describes itself as an AI-focused services company for large enterprises.
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The order is earned on evidence: client reviews, vetting, awards and the facts a business states on its own website, which we read and date. Nobody can pay to move up. Add reviews or verified facts to your free profile to move up at the next edition; there are two ways to stand out now, and each one says what it is.

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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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Everything here links back to the same verified catalogue. Pick your next stop.

Top Software Development Companies in the USA

Agile Infoways

SERFE

TEAM International

Coalesce

Artjoker Software

Techverx

Kohactive

Apptunix

WebiNerds

Coding Brains

Simply Technologies

Vinta Software

Apiqu

Shrine Development

Codal Inc.

Supercharge

Ardan Labs

Vrinsoft Technology

Solid Digital, LLC

DataArt, Inc.

Xoriant

Altimetrik

SA Technologies Inc.

DynPro, Inc.