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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

nclud
Mobile App Development · Web Development · Web Design
We formed nclud to create an environment for creative talent to flourish, while ultimately providing our clients with the most innovative, creative and flexible solutions possible.
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Matellio LLC
Mobile App Development · Search Engine Optimization · Web Development
Matellio LLC is a software engineering studio with a decade-long experience and knack for providing innovative and leading-edge software solutions.
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Oshyn
Mobile App Development · Web Development · Web Design
Oshyn partners with some of the best creative agencies in the world to create exceptional digital marketing solutions for their clients.
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QAREA
Web Development · Web Design · UI/UX Design
QArea is a software outsourcing company founded in 2001 that provides a full range of software lifecycle services from design to development and testing, optimization and software…
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Last Call Media
Custom Software Development · Social Media Marketing · Web Development
Last Call Media creates digital experiences for web and mobile: we bring our clients contemporary strategy, graphic design, leading-edge development, and post-launch support.
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Impekable, LLC
Web Development · Web Design · UI/UX Design
Impekable is a full-service UX UI digital studio that helps clients from startups to Fortune 1000 companies solve their mobile or web design needs.
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Seasia
Mobile App Development · Web Development · Web Design
CMMi5 certified company provides #IoT, #MobileDevelopment, #WebDevelopers, #CloudSolutions #DigitalMarketing and #B2BMarketing services to businesses worldwide.
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Drupal Connect
Custom Software Development · Search Engine Optimization · Web Development
Drupal Connect has dual headquarters in Austin, TX and Newport, RI.
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Emergent Software, LLC
Web Development · Drupal CMS · .NET
Emergent Software is a technology solution provider that offers a full set of software-based services from custom software development to ongoing system maintenance & support…
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The NineHertz
Mobile App Development · Custom Software Development · Web Development
The NineHertz is a renowned name in the IT industry known for developing the creative Mobile App and Web Development Services.
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Pedrera
Custom Software Development · Web Development · Web Design
Pedrera is a Philadelphia web development agency. We produce websites, content management systems, email newsletters, email marketing systems and web-based software for leading…
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Daxima Inc.
Custom Software Development · Web Development · Web Design
Daxima is an agile, purpose-driven full stack development firm with software solutions for a variety of industries including Blockchain.
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Agile Infoways
Mobile App Development · Custom Software Development · Web Development
Welcome to Agile Infoways. We provide versatile and effective, customized web solutions including Website Design, Custom Website Development, Graphics Design, Flash Website Design…
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NS804
Mobile App Development · Web Design · UI/UX Design
Founded in 2012, NS804 is a mobile app developer for start-ups, entrepreneurs, idea people, and businesses.
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TEAM International
Web Development · Web Design · Software Testing
TEAM International provides high-quality, cost-effective, and innovative solutions - tailored to fit your custom software development needs.
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Jordan Crown
Web Development · Web Design · UI/UX Design
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Kanopi Studios
Custom Software Development · Web Development · Web Design
Kanopi Studios is an open-source website strategy, design, development, and support agency with a focus on data-driven, intelligent solutions.
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Coalesce
Mobile App Development · Custom Software Development · Web Development
Coalesce is a full-stack product shop that solves problems for businesses, brands, and brave souls with great ideas. We believe great products are built by great teams.
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Mutual Mobile
Mobile App Development · Custom Software Development · Web Development
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Cyber-Duck Ltd
Web Development · Web Design · UI/UX Design
Established in 2005, Cyber-Duck is a leading digital transformation agency that works with global brands such as the Bank of England, Mitsubishi Electric and Cancer Research.
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Centretek Solutions
Mobile App Development · Custom Software Development · Social Media Marketing
Centretek is a full-service Digital Marketing and IT Solutions provider serving a variety of industries, including the health care industry, the federal government, and public and…
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Artjoker Software
Mobile App Development · Search Engine Optimization · Web Development
Artjoker is a full-cycle development company, specializing in web and mobile applications development with R&D facilities in the US and Ukraine.
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3 Media Web
Mobile App Development · Custom Software Development · Web Development
3 Media Web is an award-winning website design and digital marketing agency.
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Dom & Tom
Mobile App Development · Web Development · Web Design
Dom & Tom is a product agency that helps Fortune 500 companies and next-generation startups build the future of digital.
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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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Everything here links back to the same verified catalogue. Pick your next stop.

Top Software Development Companies in the USA

nclud

Matellio LLC

Oshyn

QAREA

Last Call Media

Impekable, LLC

Seasia

Drupal Connect

Emergent Software, LLC

The NineHertz

Pedrera

Daxima Inc.

Agile Infoways

NS804

TEAM International

Jordan Crown

Kanopi Studios

Coalesce

Mutual Mobile

Cyber-Duck Ltd

Centretek Solutions

Artjoker Software

3 Media Web

Dom & Tom

Want to see your company here?

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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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