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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

Atomichronica
Mobile App Development · AR & VR · iOS App
We are an experienced IT solutions provider offering full-cycle mobile app development, AR (Augmented Reality) development and IT staff augmentation.
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Form.com
Mobile App Development · Web Development · UI/UX Design
WorldAPP helps mid to large organizations improve how they collect, manage, and leverage data across the enterprise.
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Corevist
ERP Software Development · E-Commerce Development · eCommerce
Our commerce solutions solve the complex issues that enterprise manufacturers face today.
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Wellnuts Creative Group, Ltd
Search Engine Optimization · iOS App · Mobile Platforms
WellnutsCG is a fast-growing full-range software development company with WEB, Mobile, Big Data, and DevOps talent expert teams.
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ITRex Group
Mobile App Development · AR & VR · Web Development
We create and transform products, services, and enterprises to drive business growth now and in the future Since 2009 we have delivered more than 300 solutions to dozens of our…
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Klika Tech, Inc
Artificial Intelligence - AI · Web Development · IT Services
e are IoT & Cloud-native Product Development firm fueled by a team of business-driven technology professionals delivering exceptional value for our customers and partners.
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Provectus
Web Development · Mobile Platforms · IT Services
Provectus is a Palo Alto-based software engineering & services company. From the start, we have specialized in skills related to leading-edge technologies and methodologies.
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Namecheap, Inc
IT Services · Frontend · Backend
Namecheap is in the business of opening doors to online success.
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Magecom
Web Development · E-Commerce Development · IT Services
Magecom was founded as a Magento e-commerce solutions development company and strives to be the best among competitors.
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Conio Inc.
Web Development · Web Design · iOS App
Conio's mission is to help you understand and handle Bitcoin. We research and develop Bitcoin and Blockchain products and technologies.
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Newfire Partners
Web Development · UI/UX Design · IT Services
Newfire is a partner in software development and company building. We empower your teams to launch products so your most innovative ideas can take flight.
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Bookimed
Social Media Marketing · Web Development · Digital Marketing
Bookimed is an outstanding universal platform for matching patients with first-rate healthcare centers and trip arrangements globally.
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Phonexa
Web Development · IT Services · Software Testing
Phonexa is a lead tracking and distribution platform that empowers marketers to optimize inbound web and call campaigns.
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Scaleworks
Web Design · UI/UX Design · E-Commerce Development
Scaleworks coined the term Venture Equity — and manages three funds totaling $150M to invest in the venture equity thesis.
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StarWind Inc.
E-Commerce Development · IT Solution · eCommerce
StarWind is a pioneer of hyper-convergence and storage virtualization.
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Codility
UI/UX Design · E-Commerce Development · Software Testing
At Codility, we believe there is a better way to do tech recruitment.
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Antagosoft
Web Development · UI/UX Design · IT Services
Antagosoft creates web and mobile apps for startups, marketplaces and digital agencies as a software R&D partner since 2010. Blockchain. 1. Technical support.
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INDAP Systems
Mobile App Development · Web Development · Web Design
We create customized software solutions built on a full development cycle that helps our clients to optimize business processes and increase profits.
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Codemotion Ninjas
ERP Software Development · Web Development · Web Design
Launch your Fintech, Logistics, ERP, Blockchain & Cryptocurrency project on time. We don\ t just code, we solve your business needs!
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AI Busters
E-Commerce Development · Software Testing · CRM Development
AI Busters - a solution for automating customer service processes to increase customer satisfaction and optimize costs.
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Nityo Infotech
Mobile App Development · Web Development · Web Design
Nityo Infotech Corporation is the fastest growing IT services company. It was incorporated in 2006. Key Figures 23 Countries, 27 locations 10800+ employees.
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Thycotic
E-Commerce Development · IT Security · eCommerce
Thycotic prevents cyberattacks by securing passwords, protecting endpoints and controlling application access.
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Ecomitize
Web Development · E-Commerce Development · IT Services
Ecomitize was born out of the idea that eCommerce merchants need a simple solution to manage their online business.
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NG Logic
Mobile App Development · Custom Software Development · Web Development
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For vendors

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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

Atomichronica

Form.com

Corevist

Wellnuts Creative Group, Ltd

ITRex Group

Klika Tech, Inc

Provectus

Namecheap, Inc

Magecom

Conio Inc.

Newfire Partners

Bookimed

Phonexa

Scaleworks

StarWind Inc.

Codility

Antagosoft

INDAP Systems

Codemotion Ninjas

AI Busters

Nityo Infotech

Thycotic

Ecomitize

NG Logic

Want to see your company here?

Get vetted

Sponsor the Software Development ranking

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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