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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.

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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

My Basic LLC
Mobile App Development · Search Engine Optimization · Web Development
We provide marketing services to help businesses reach and connect their audience.
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AppClues Infotech
Mobile App Development · Web Development · Web Design
AppClues Infotech is a mobile application development company. Its designs & develops user-friendly as well as user-centric apps.
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X-Byte Enterprise Solutions
Mobile App Development · Custom Software Development · Web 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…
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Colorful Dots, LLC
Mobile App Development · Search Engine Optimization · Web Development
Colorful Dots, LLC is a proud veteran-owned certified MWBE, HUBZone, SDVOSB and NY State SDVOB.
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D&T Group
Custom Software Development · Web Development · Web Design
D&T Group creates innovative web and mobile experiences through advanced architecture, world-class design, and high-quality development.
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RBD Digital Marketing Agency
Mobile App Development · Social Media Marketing · Search Engine Optimization
RBD is a Digital Marketing Agency that provide Custom Website Services, Search Engine Marketing, SEO Optimization and Social Media Marketing that innovate and help businesses grow.
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ValarPro
Mobile App Development · Web Development · E-Commerce Development
A trusted and reliable source for turning your idea into a product. We exist to help problem solvers develop their product ideas to technology.
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Seattle New Media
Web Development · Web Design · UI/UX Design
Seattle New Media was founded in 2016 to meet our devotion to successfully developing websites via concise processes and exceptional marketing credo, which drive traffic and…
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Paper Tiger
Custom Software Development · Social Media Marketing · Web Development
Paper Tiger was founded in New Jersey in 2008 out of a desire to solve problems through design.
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Rightpoint
Web Development · Web Design · UI/UX Design
Rightpoint is the independent customer experience agency with technology at its core.
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WillowTree®
Mobile App Development · Web Development · Web Design
We help our clients realize the potential of rapidly evolving mobile technologies, from developing a mobile strategy to launching mobile products.
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SimbirSoft Inc
Custom Software Development · Web Development · Web Design
In 2001, four engineers who were passionate about programming founded SimbirSoft.
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Shakuro
Mobile App Development · Web Development · Web Design
Creating mobile apps and websites for eCommerce, art communities, web services, sports, games, and finance. Our apps stay on people's phones. Our websites are fast and solid.
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Envision Ecommerce
Search Engine Optimization · ERP Software Development · UI/UX Design
Envision Ecommerce is a Netsmartz Company (https://www.netsmartz.com/). Envision is an "Award Winning Magento Business Solution Partner Agency".
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Briteskies
Web Development · E-Commerce Development · eCommerce
Since 2000, Briteskies has helped clients seamlessly develop, deploy, upgrade, and integrate their eCommerce and Enterprise Software systems.
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Svitla Systems
Mobile App Development · Custom Software Development · E-Commerce Development
Svitla is a proven custom software development company and testing provider headquartered in Silicon Valley.
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Aten Design Group
Mobile App Development · Custom Software Development · Web Development
Aten Design Group is a team of 23 digital strategists, architects, designers and developers serving a broad range of clients in education, non-profit, public sector and other…
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OrbitSoft
Mobile App Development · Web Development · iOS App
The company was established in 2001 as an independent division engaged in the design and development of the software in the Internet advertising field as a part of a large…
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Mentalstack
Mobile App Development · Web Development · Web Design
Welcome to our company's page! Mentalstack is unique solutions to make life easier. We are an ambitious command of professionals.
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Lullabot
Web Development · Web Design · UI/UX Design
Lullabot is a strategy, design, and Drupal development company that has created some of the most high-profile and award-winning websites for large-scale publishers.
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Spiral Scout
Mobile App Development · Social Media Marketing · Web Development
Our company provides top technical and design talent to clients of all sizes, from startups to Fortune 500 companies that need developers and designers to help them build…
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Railsware
Mobile App Development · Web Development · Web Design
Railsware is a premium software development consulting company, focused on delivering great web and mobile applications.
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CURTIS Digital, Inc.
Mobile App Development · Search Engine Optimization · Web Development
CURTIS Digital, Inc. is a custom software development agency that helps companies solve their technology needs.
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TTT Studios
Mobile App Development · ERP Software Development · Web Development
TTT is a digital innovation studio building custom software for more than 150 clients around the world.
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For vendors

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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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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.

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Top Software Development Companies in the USA

My Basic LLC

AppClues Infotech

X-Byte Enterprise Solutions

Colorful Dots, LLC

D&T Group

RBD Digital Marketing Agency

ValarPro

Seattle New Media

Paper Tiger

Rightpoint

WillowTree®

SimbirSoft Inc

Shakuro

Envision Ecommerce

Briteskies

Svitla Systems

Aten Design Group

OrbitSoft

Mentalstack

Lullabot

Spiral Scout

Railsware

CURTIS Digital, Inc.

TTT Studios

Want to see your company here?

Get vetted

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How many software development companies are there in the USA?

How is this ranking worked out?

What else do firms in the USA offer?

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