Top 100 Web Development Companies in Pennsylvania

With offices in NY and Pittsburgh, PA, Huemor is a design and development agency. With less than 50 employees, Huemor focuses on digital strategy, web development, UX/UI design, and conversion optimization.

Durkan Group is a full-service digital agency that was founded in 1998. The agency is located near Philadelphia in Malvern, Pa., where its team of 11 specializes in web development, web design, branding, market research, UI/UX design, and other digital marketing services. 

Pedrera is a web development firm headquartered in Doylestown, Pa. Founded in 1997, Pedrera specializes in web development, web design, and UX/UI design. Pedrera has a small team of around 5 people.

Think It First is a marketing and advertising firm based in Wayne, Pa. Their team of 5 employees has worked with clients of all sizes since the firm's founding in 2010. They specialize in web design and development but also offer digital strategy services to their clients.

O3 World is a midsize Philadelphia, Pennsylvania-based digital strategy company. Launched in 2005, the team specializes in digital strategy, web design, web development, ux/ui design, and more.

With 75+ employees, OpenSource Technologies specializes in digital marketing and web and mobile solutions. The Philadelphia-based agency has a global presence – serving companies in more than 35 countries and working from another office in India.

Founded in 2011, Mole Street is a growth marketing agency headquartered in Philadelphia and another office in Reston, Va. Their team of 17 focuses on strategy, creativity, and data analytics to midmarket, enterprise, and small business. Their services include digital strategy, conversation optimization, and search engine optimization.

Fynydd is a software development and IT services firm based in King of Prussia, Pa. Founded in 2010, they have about 10 employees that work with organizations in all industries and organization size. Their services include web design and development, custom software development, mobile app development, UX/UI design, and IT strategy consulting.

Altitude Marketing is a digital strategy company launched in 2004. In Emmaus, Pennsylvania, their small team provides digital strategy, web development, branding, graphic design, and more.

Located just outside Philadelphia, PA, this web and e-commerce development company was founded in 2010 and has been growing ever since. Their results-oriented team provides SEO, consulting, and marketing services to the telecommunications, healthcare, and fintech industries.

Inverse Paradox is a digital agency located in Indel, Pa. Founded in 2007, Inverse Paradox specializes in web design, web development, eCommerce development, UX/UI design, print design, mobile app development, digital strategy, email marketing, and conversion optimization. Its clients are mostly small businesses in the retail, business services, and consumer products and services sectors. They have about 17 employees. 

Epic Web Studios, a web design company, was launched in 2009. The agency offers web design, digital strategy, and search engine optimization and has a small team. The agency is located in Erie, Pennsylvania.

Morroni Technologies is a web firm based in Media, Pa. Founded in 2000, Morroni Technologies' team of about 9 employees has nearly two decades of experience in web design, e-commerce, and mobile and WordPress development. The firm mainly works with small and mid-market sized clients. 

Founded in 2011, Ombu Labs is located in Philadelphia. With eight employees, they provide product design, custom software development, and web development services to enterprise and midmarket sized businesses.

Seisan is a software development company. Founded in 1994, the team offers custom software development. Their small company is based in Lancaster, Pennsylvania.

ANTLR Interactive is a Pittsburgh-based mobile app development firm. Founded in 2014, it has 2 employees who specialize in mobile app development, web development, and custom software development. The team serves small business and midmarket clients in the nonprofit, e-commerce, and health care & medical industries.

BRAND POWER is a creative digital agency with headquarters in Sligo, Ireland, and another office in Dublin. Founded in 2017, the team of 7 specializes in e-commerce development, web development, UX/UI design, and digital strategy. They primarily service small–midmarket businesses.

Mementia is a website development company. They are in Carlisle, Pennsylvania and have a small team. The company offers web development, e-commerce development, application testing, business consulting, and more.

Snowberry Media is a web design company. The small Erie, Pennsylvania-based team specializes in web design, web development, e-commerce development, ux/ui design, and more. The agency was established in 2010.

WebTek is a web design agency based in Ephrata, Pa. Founded in 1999, their team of over 10 mostly serves small businesses. Services include web development and design as well as search engine optimization.

Spark DSG is a UX design agency. The small team is based in Doylestown, Pennsylvania. Their services include ux/ui design, web design, web development, e-commerce development, and more.

Defy is a branding agency based in Philadelphia, Pennsylvania. The agency specializes in branding, marketing strategy, video production, and advertising and has a small team.The agency was established in 2001.

Philly Marketing Labs is a digital agency in King of Prussia, Pa. Founded in 2009, they have about 16 employees that serve mostly midmarket and small-business clients in the e-commerce, healthcare, and consumer products industries. Services include PPC, web development, and digital strategy.

Established in 2017, 1MDE is a SEO agency. They are based in Philadelphia, Pennsylvania and have a midsize team. Their services include search engine optimization, web design, digital strategy, and pay per click.

Neff is an advertising agency based in Philadelphia, Pa. Founded in 1987, their team of 20 employees specializes in branding, web development, and web design. 

Blue Archer is a Pittsburgh-based website design, development, and custom software company that specializes in web design and development, digital strategy and custom software development. Founded in 1999, the company is comprised of 21 team members. 

Brolik is a digital marketing agency located in Philadelphia, Pa. Brolik was founded in 2004 and has a team of around 15 employees who specialize in digital strategy, web design, and web development for small and midmarket businesses.

Purplegator is a marketing and advertising firm that has offices in King of Prussia, Pa., Des Moines, Iowa, and Haleiwa, Hawaii. Founded in 1989, Purplegator's team of 9 employees has nearly three decades of experience specializing in web design and development, and SEO.  Purplegator primarily works with small to mid-market clients from the consumer products, business services, and entertainment industries. 

Founded in 2013, Phalanx Digital Inc. is a development and design agency based in Mechanicsburg, Pa. Their small team of 4 specializes in developing websites, custom software, mobile apps, and other services.

Build in Motion is a Pittsburgh, Pennsylvania-based user experience design agency. They focus on ux/ui design, e-commerce development, mobile app development, web design, and more and were established in 2013.