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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

Blue Water
Mobile App Development · Custom Software Development · Social Media Marketing
Tactis, the first of its kind end-to-end service, is an agency that excels in the areas of digital self-service, intelligent contact centers, artificial intelligence (AI) and…
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Bixlabs
Mobile App Development · Custom Software Development · Web Development
The place where superb creativity meets quality tech skills and amazing people
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Neuralab Inc.
Mobile App Development · Web Development · Web Design
Whether you own a start-up or manage big-corp online fronts, you need an award-winning team of developers, designers and content makers.
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First Line Software Inc.
Web Development · E-Commerce Development · Android
First Line Software is a premier provider of custom software development, technology enablement services and consulting with a focus on cloud computing, data management, online…
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Web4You Inc.
Mobile App Development · Web Development · E-Commerce Development
Web4You Inc is a Canadian web design, development, and SEO company that has 8 years' experience in helping small and medium businesses to promote their products on the Internet and…
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Command C
Mobile App Development · Web Development · Web Design
Since 2004 we have been helping online retailers strategize, migrate, build, stabilize, and grow their eCommerce stores.
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BairesDev
Mobile App Development · Web Development · Web Design
We are the fastest growing Technology Solutions company in Latin America, with offices across the main cities in LATAM and the US.
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Evince Development
Mobile App Development · Web Development · Web Design
Evince is a globally integrated IT Consulting & Full-Stack development agency disrupting the market with years of sophisticated experience and a dauntless moto ‘Accelerating…
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Meticulosity
Mobile App Development · Web Development · Web Design
Meticulosity is a team of dedicated experts. We have hundreds of years of combined knowledge in digital, from marketing to development to security and infrastructure.
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E House Studio, LLC.
Mobile App Development · Web Development · Web Design
We love brands that believe how they sell is as important as what they sell.
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Itransition Group
Mobile App Development · Web Development · Web Design
Itransition is a trusted global software development company with more than 20 years of professional experience.
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Avex Designs
Web Development · E-Commerce Development · Android
Avex is a boutique digital agency based in New York City. We partner with high-growth brands in fashion, beauty, and lifestyle — to build and optimize their e-commerce websites.
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P2H Inc.
Web Development · Web Design · E-Commerce Development
Founded in 2005, PSD2HTML is the world's largest professional PSD to HTML coding company.
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SILK Software
Mobile App Development · Web Development · E-Commerce Development
SILK enables organizations to exceed their online business objectives and create a more engaging user experience that nurtures higher conversion and customer loyalty.
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Parthenon Software Group
Mobile App Development · Custom Software Development · Web Development
We build web apps, mobile apps, and custom software. Parthenon Software Group is a hand picked group of the best developers in the Pacific Northwest.
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Trellis Commerce
Mobile App Development · Web Development · Web Design
Trellis is a forward-thinking digital agency and information technology company that focuses on building scalable and effective websites for our clients.
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Hashtag Systems Inc
Web Development · Web Design · Blockchain Development
Technology company specialized in the design, development, and deployment of intuitive, user-friendly web applications.
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MW2 Consulting
Mobile App Development · Web Development · Web Design
MW2’s founders began their careers with Big 5 consulting firms, working on large-scale E-Commerce, Content Mangement Systems, ERP and CRM projects for Fortune 500 clients.
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Chetu, Inc.
Mobile App Development · Web Development · Web Design
Headquartered in Florida, Chetu is a global provider of high quality and cost-effective Information Technology Services.
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Aitoc Software
Mobile App Development · Web Development · E-Commerce Development
Aitoc is a team of young, enthusiastic and talented minds who share a passion for transforming your business ideas into innovative solutions.
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Pixafy
Mobile App Development · Web Development · E-Commerce Development
We are ERP + eCommerce Integration Experts. Focused on B2B and B2C eCommerce platforms & the critical ERP systems which drive them.
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Atlas Soft Web Pvt Ltd
Mobile App Development · Web Development · E-Commerce Development
There are several web development companies in India, but Atlas SoftWeb is a name that has gained a lot of reputation over the years in New York and other parts of the United…
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SAU/CAL
Mobile App Development · Web Development · Web Design
We are on-demand, WordPress and WooCommerce experts who make online stores like yours thrive in our increasingly digital universe.
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Kadro Solutions, Inc.
Mobile App Development · Web Development · Web Design
Results Are Not Achieved Without Exploration: A skillful partner makes the journey easier.
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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

Blue Water

Bixlabs

Neuralab Inc.

First Line Software Inc.

Web4You Inc.

Command C

BairesDev

Evince Development

Meticulosity

E House Studio, LLC.

Itransition Group

Avex Designs

P2H Inc.

SILK Software

Parthenon Software Group

Trellis Commerce

Hashtag Systems Inc

MW2 Consulting

Chetu, Inc.

Aitoc Software

Pixafy

Atlas Soft Web Pvt Ltd

SAU/CAL

Kadro Solutions, Inc.

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How many software development companies are there in the USA?

How is this ranking worked out?

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