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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

Hug Innovations LLP & Corp.
E-Commerce Development · IT Outsourcing · Machine Learning
At Hug Innovations, we constantly endeavor to bridge the gap between people and technology through our smart wearables.
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ZB.IO
Custom Software Development · Web Development · UI/UX Design
A global-scale service observability platform for production workloads with native service mesh support and an agentless approach.
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Drivestream
ERP Software Development · IT Services · CRM Development
Drivestream is a management and IT consulting firm specializing in migrating the enterprise business processes of large and medium-sized businesses to the Cloud.
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LJ Create
Web Development · Web Design · PHP
LJ Create - Learning for life LJ Create practical and innovative teaching solutions that provide the tools to inspire learners every day.
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Antmyerp
ERP Software Development · iOS App · CRM Development
The journey of building Ant My ERP began in 2018 when the team met 100s of SME Business Owners across many segments to understand the challenges they were facing.
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Oracle
Mobile App Development · E-Commerce Development · IT Outsourcing
Leading the cloud. From intelligent business applications to infrastructure, we deliver tomorrow’s emerging technologies today, like the world’s first - and only - autonomous…
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Brushfire Design Ltd Design
Web Development · Web Design · UI/UX Design
Here at Brushfire Design, we specialize in the conception, design, and development of world-class, cutting-edge websites.
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Palo Alto Networks
Mobile App Development · IT Services · Web Security
Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.
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SoftPath Technologies LLC
Mobile App Development · Web Development · Web Design
SoftPath Technologies enables companies to embrace the Digital Revolution by designing & implementing "Business-Driven" solutions for ever-changing business challenges.
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Cyware Labs
IT Services · Web Security · Network Security
Cyware Labs is a product-based cybersecurity provider headquartered in New York, USA.
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Check Point Software Technologies, Ltd.
IT Services · IT Outsourcing · Web Security
Check Point Software Technologies Ltd. is a leading provider of cybersecurity solutions to governments and corporate enterprises globally.
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SonicWall
iOS App · IT Services · Web Security
SonicWall has been preventing cybercrime for nearly 30 years, defending SMBs and enterprises worldwide.
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L&T-NxT
IT Services · Software Testing · IT Outsourcing
Larsen & Toubro (L&T) is over $21 billion engineerings, construction, manufacturing, information technology, and financial services multi-national conglomerate, with operations in…
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Infognana (IG) Solutions
ERP Software Development · Web Development · iOS App
Infognana solutions were established with a vision to emerge as a best-in-class outsourcing and technology solutions destination for businesses worldwide.
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Innovation Incubator Holding
IT Services · Software Testing · IT Outsourcing
Innovation Incubator is focused on incubating to accelerate the first mile and guiding the journey to the last mile.
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UiPath
IT Services · Software Testing · Data Science
We deliver the most advanced Enterprise #RPA Platform, built for business and IT.
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Epicor Software
ERP Software Development · CRM Development · CMS Development
Epicor takes pride in nearly 45 years of delivering innovative business solutions to manufacturing, distribution, retail, hospitality, and service industries around the world that…
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Intuit
E-Commerce Development · Cloud · SaaS
Intuit is a mission-driven, global financial platform company that gives everyone the opportunity to prosper. We’re the proud makers of TurboTax, QuickBooks, and Mint.
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Delphix
Mobile App Development · iOS App · IT Services
At Delphix, we believe in the power of fast, secure data to accelerate innovation and help businesses thrive and win in today’s digital economy.
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Sunera Technologies, Inc.
iOS App · IT Services · Software Testing
The Suneratech IT automation product suite is built to capture relevant data, gain intelligence through machine learning and become exponentially efficient — leading to massive…
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ColorTokens, Inc.
IT Services · Software Testing · Web Security
ColorTokens is headquartered in Silicon Valley (Santa Clara), California, the USA with engineering and business centers in Santa Clara, California, and Bangalore, India.
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Xylem Inc.
Mobile App Development · E-Commerce Development · iOS App
Xylem (XYL) is a leading global water technology company committed to developing innovative technology solutions to the world’s water challenges.
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Druva
IT Services · Big Data · Cloud
Druva delivers data protection and management for the cloud era.
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HappyFox Inc.
iOS App · IT Services · Cloud
HappyFox, Inc is headquartered in Irvine, California. HappyFox is a software-as-a-service (SaaS) support platform.
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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

Hug Innovations LLP & Corp.

ZB.IO

Drivestream

LJ Create

Antmyerp

Oracle

Brushfire Design Ltd Design

Palo Alto Networks

SoftPath Technologies LLC

Cyware Labs

Check Point Software Technologies, Ltd.

SonicWall

L&T-NxT

Infognana (IG) Solutions

Innovation Incubator Holding

UiPath

Epicor Software

Intuit

Delphix

Sunera Technologies, Inc.

ColorTokens, Inc.

Xylem Inc.

Druva

HappyFox Inc.

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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