Top 100 Software Development Companies in the United States

App development firm House of Apps was founded in 2010. They are headquartered in Coeur d'Alene, Idaho and have a small team. House of Apps focuses on mobile app development, web development, application management & support, and application testing.

Custom software development firm Oak City Labs was founded in 2014. They are in Apex, North Carolina and have a small team. Oak City Labs focuses on custom software development, web development, mobile app development, IoT development, and more.

Nativ3 is a development company in Minneapolis that was founded in 2015. Its team of 6 that helps clients with web design and development, custom software development, mobile app development, and e-commerce development.

Digital Radium is a high-end software development company founded in 2020 in St. Louis, Missouri. With about 3 employees on board, they offer web development, mobile app development, and e-commerce development to small and medium-sized businesses across several industries, the main ones being business services, manufacturing, and financial.

Vega is a digital product studio headquartered in Richardson, Texas. The company was founded in 2014, and has 41 people. They specialize in UX/UI design, and they work with both mid-market and enterprise businesses. 
 

APPSTIRR is a mobile application design agency based in New York run by a team of 2. Founded in 2019, the company specializes in mobile app development, custom software development, and mobile & app marketing for clients ranging from small businesses to enterprises. They have experience working in industries such as advertising & marketing and business services and are familiar with e-commerce systems such as Magento, Shopify, and WooCommerce.

Software for Good is a computer software company that was founded in 2004. They are based in Minneapolis and primarily serve clients in the nonprofit, IT, and consumer products and services sectors.  Software for Good has about 19 employees that develop websites, mobile apps, and custom software development.

Metal Toad is an AWS consulting partner based in Beverly Hills, Calif., with offices in Portland, Ore. and Pasadena, Calif. The company, founded in 2003, has more than 25 employees who provide, among others, cloud consulting & SI, IT managed services, and custom software development services to the media & entertainment, manufacturing, and automotive industries.

Kromeon is a software development firm based in Encinitas, Calif. and was founded in 2015. Their team of 4 employees specializes in custom software development, CRM consulting, and eCommerce development.

WeGotCode.com is a UX specialty company based in Atlanta. Founded in 2016, their team of two employees provide custom software development, UX design and cloud consulting services.

Redpath Consulting Group is headquartered in Minneapolis. The IT company was founded in 2008 and currently features about 39 employees. It mostly partners with midmarket clients in the nonprofit and business services sectors. Focused service offerings include CRM consulting, custom software development, and email marketing. 

makeithappen.nyc is an agency founded in New York City in 2016 with fewer than 10 experts. They provide web design, UX/UI design, and custom software development solutions to various clients.

Capitol Tech Solutions is a digital agency in Sacramento, Calif. and Houston. Founded in 2010, they have about 25 employees that serve mostly midmarket and small-business clients in the education, consumer product, and business sectors. Services include digital strategy, SEO, and web design.

Fraction is a software development firm established in 2022. Their midsize team is based in Atlanta, Georgia. The firm offers custom software development, IT staff augmentation, IT managed services, web development, and more.

Founded in 2013, Greenstone Media is a full-service digital agency located in Asheville, North Carolina. Serving mostly mid-market clients, their team of approximately 40 employees specializes in digital strategy, web design, and custom software development. They also handle web and mobile app development.

Software Technology Group is a Portland, Oregon-based software development firm with about 15 employees. The firm—established in 1992—specializes in IoT development, custom software development, and mobile app development.

Roket is a digital agency that specializes in web design and development. The team of about 10 designers and developers works from its headquarters in Pittsburgh, providing mobile app, web, and e-commerce development, as well as web and UX/UI design. They were founded in 2014.

Founded in 2012, Handsome is a design agency based in Austin, Texas. With a team of 40 employees, Handsome specializes in web design, web development, and mobile app development, especially for enterprise clients. 

Seamgen is a San Diego, Calif.-based development firm established in 2008. It has a team of about 50 that does mobile app development, web development, UI/UX design, and custom software development. 

Located in New York City, Lightmatter is an agency offering web and mobile app development, design, and other digital services. Their team of under 50 employees serves mostly enterprise businesses in industries like financial services, gaming, and healthcare. They were founded in 2013.

Gulf State Software, TX, a software development firm, is located in Houston, Texas. The company provides custom software development, web development, and mobile app development and has a small team.The company was established in 2016.

Forix is an e-commerce development firm that was founded in Portland, Ore., in 2007. The company has since expanded to Los Angels and New York and has more than 60 employees who specialize in web development and design in addition to e-commerce development.

Modern Launch, a custom software development firm, was established in 2022. The small Milford, Connecticut-based team focuses on custom software development, web development, and mobile app development.

Web design agency Keybridge Web was founded in 2003. The agency specializes in web design, web development, search engine optimization, custom software development, and more and has a small team. The agency is located in Washington, District of Columbia and Glen Allen, Virginia.

DKS Systems is a technology consulting and delivery firm, founded in 2001. Their office in Minneapolis has 34 employees specializing in custom software development, content management, e-commerce, UX, and web and mobile app development. They work with various clients, from startups to fortune 500 businesses.

Soft Tech Group, Inc. is an IT services firm founded in 2012. Their team of around 50 employees is based in New York. They specialize in IT staff augmentation, IT strategy consulting, and custom software development. They primarily serve enterprise and midmarket businesses in the IT industry.

Fulcrum Dynamic is a small IT strategy consulting company located in Round Rock, Texas. The team provides IT strategy consulting, custom software development, web development, and mobile app development.

Located in Durham, NC, Caktus Group is a full service development and consulting firm with around 25 employees. Founded in 2007, Caktus Group works closely with clients to create, develop, and launch custom applications. With a background in Django, Python, RapidSMS and RapidPro, Caktus Group helps clients with their web development, mobile app development, and custom software development needs.

Martian Craft is a user experience design company established in 2010. The company provides ux/ui design, cloud consulting & SI, custom software development, web development, and more and has a midsize team.

In Seattle, Washington and Chicago, Illinois, CodeBru is a small custom software development firm. They focus on custom software development, web development, e-commerce development, and web design and were founded in 2015.