Top 100 SEO Companies in the United States

VIB Marketing is a digital marketing agency headquartered in Vermilion, Ohio. Founded in 2014, their main focus lines are email marketing, public relations, and SEO.

Coursenvy is a marketing agency based in Los Angeles with more than 10 employees. Since their founding in 2005, they have offered advertising, direct marketing, and social media marketing solutions to small businesses in the fields of e-commerce, business services, and more.

Stark Marketing is a mobile app design and development company. Stark Marketing is based in San Jose, Calif. Since 2006, the small team of five have been specializing in web design, SEO, PPC, and graphic design. Stark Marketing works with clients in the information technology and e-commerce industries. 

Founded in 2008, Interactive Search Marketing is an SEO company located in Canton, Ga. Interactive Search Marketing's small team of fewer than 10 employees specializes in SEO, web design, and PPC, particularly for small and midmarket businesses.

Xheight Studios is a digital marketing agency in Belchertown, Mass. Founded in 2004, they have about 3 employees that serve small-business and midmarket clients in the real estate, advertising, and marketing industries. Services include SEO, web design, and PPC.

Deep Drawer is a marketing and web agency based in New York and founded in 2020. With more than two members, they offer digital strategy, web design, and SEO solutions to small and mid-market firms in the field of retail.

The SEO Physician is a content marketing company. They are located in Irving, Texas and have a small team. Their services include content marketing, search engine optimization, digital strategy, and conversion optimization.

SEO company That One Firm was founded in 2021. They are in Tacoma, Washington and have a small team. That One Firm specializes in search engine optimization, pay per click, digital strategy, marketing strategy, and more.

Happy Cog is a web development and design shop based in New York, N.Y. Founded in 1999, their team of over 50 serves clients in the higher education, enterprise, publishing, and nonprofit spaces. Services include content strategy, design, development, marketing, and branding.  

610 Digital, LLC is a digital agency based in Glenmoore, Pa., and founded in 2012. With more than two members, they provide web design, PPC, and SEO solutions to small and medium-sized companies in the industries of business services and e-commerce.

Valid Resource provides digital marketing services for the health and wellness industry. Founded in 2018 and headquartered in Boise, Idaho, their small team of 2–3 employees handles digital strategy, social media marketing, SEO, and more. Their specialty within SEO is content development. 

Branding company 4B Marketing was founded in 2015. The agency provides branding, content marketing, marketing strategy, search engine optimization, and more and has a small team.

Launched in 2017, Empathy FIrst Media is a branding agency. The company provides branding, digital strategy, search engine optimization, web design, and more and has a small team. The company is headquartered in Denver, Colorado and St. Petersburg, Florida.

Hill Productions & Media Group is an advertising and marketing agency in Nashville, Tenn. Founded in 2006, they have about 15 employees that do branding, web design, and mobile app development. They have a range of clients in a variety of sectors. 

Content Harmony is a content marketing agency located in Seattle. Founded in 2012, they provide services for search marketing, content management, and online business development. Content Harmony has about 35 employees and a range of clients, from startups to enterprises.   

G&G Creative NYC, a branding agency, is in New York, New York. The small firm was established in 2023. Their team provides branding, email marketing, pay per click, web design, and more.

Construction Marketing Inc. is a full-service advertising agency founded in 2009 with no more than 50 professionals. Based in Sarasota, Fla., they provide web design, branding, and other marketing services for clients ranging from small companies to large enterprises.

Small web development firm No-Where Consultants, is located in Kansas City, Missouri. They specialize in web development, email marketing, digital strategy, search engine optimization, and more and were established in 2015.

Fusebox Marketing is a social media marketing and SEO firm based in Carroll, Iowa. Founded in 2014, their team of 5 serves clients in the telecommunication and transportation sectors. Services include brand messaging, strategy, and local search.

Revel Digital Agency is a digital marketing agency in New York, N.Y. Founded in 2019, they have about 4 employees that serve small businesses in the legal sector. Services include social media marketing, web design, and SEO.

Vested Marketing is a digital strategy company. The small Lafayette, Louisiana-based agency was founded in 2017. Their team focuses on digital strategy, marketing strategy, search engine optimization, web design, and more.

Social Media Omaha is an Omaha, Nebraska-based social media marketing agency and web design agency. The small agency was established in 2015. Their services include social media marketing and web design.

Graphic Brother Marketing, a SEO services firm, is located in Milwaukee, Wisconsin and San Diego, California. The small company was founded in 2018. Their team specializes in search engine optimization, web design, ux/ui design, video production, and more.

Xcite Media Group is a web design and development firm that was founded in 2011. Based in Denver, CO, Xcite Media Group's team of just over 30 specialize in web development, web design, and social media marketing services to its clients. 

Brasco /// is a creative agency based in Raleigh, N.C. The agency, founded in 2008, has more than 70 employees and provides, among others, SEO, branding, and digital strategy services to various companies. 

No Boundaries Marketing Group, a content marketing company, was established in 2019. The small team focuses on content marketing, digital strategy, search engine optimization, social media marketing, and more. The firm is headquartered in Surprise, Arizona.

VentureQueue is a SEO services firm established in 2020. The company specializes in search engine optimization, web design, ux/ui design, logo, and more and has a small team. The company is headquartered in San Antonio, Texas.

Advertising company Cannonball Digital is located in Sioux Falls, South Dakota. The small agency was launched in 2019. Their services include advertising, branding, digital strategy, social media marketing, and more.

Founded in 2023, Split Arts Technologies is a video production agency. Their midsize team is based in Richmond, Texas. Their services include video production, search engine optimization, web design, ux/ui design, and more.

Revolute X Digital is an other digital marketing company. The small team is based in New York, New York and Suffolk County, New York. Their services include other digital marketing, social media marketing, content marketing, search engine optimization, and more.