Top 100 SEO Companies in the United States

Swarm Digital Marketing is a digital marketing agency based in New York City and Tampa, Florida, founded in 2016. They have about 10 employees, and serve small and midmarket clients in all types of industries and sectors, from doctors and medical groups, lawyers, E-commerce sellers, to military contractors. Services include SEO, website development, digital marketing, and branding.

Launched in 2015, Hennessey Digital is a midsize SEO company. Their services include search engine optimization, pay per click, ux/ui design, content marketing, and more. The company is in Los Angeles, California.

SEO company Unlinkt is headquartered in Denver, Colorado. The small firm was founded in 2020. Their team focuses on search engine optimization, content marketing, conversion optimization, content writing services, and more.

SEO company iLawyerMarketing was founded in 2006. Based in San Diego, California, their midsize team specializes in search engine optimization, pay per click, and web design.

Reporter Outreach is a PR agency and SEO services firm established in 2017. Their small team is in San Diego, California. The agency offers public relations and search engine optimization.

Content marketing and SEO services firm Page One Power is headquartered in Boise, Idaho. The midsize firm was established in 2010. Their team focuses on content marketing and search engine optimization.

Based in San Antonio, Texas and founded in 2008, Pear Analytics is a digital marketing agency that provided PPC, SEO, web design, and digital strategy. Their team of 15 work with small businesses in the business services, consumer products, and e-commerce industries. 

eWebResults is an internet marketing firm located in Houston, TX. Founded in 1999, eWebResults' team of about a dozen employees specialize in marketing strategy, SEO, web design, and other digital services. 

Search Geek Solutions is an SEO and web design agency based in Montclair, N.J. This company was founded in 2011 and has two employees. Services offered by Search Geek Solutions include SEO, PPC, and social media marketing for small to medium-sized businesses.

Shoreline Media Marketing is an SEO strategy company based in Asbury Park, N.J., with a secondary location in Los Angeles. Founded in 2010, this company has 10 employees. Services provided by Shoreline Media Marketing include web development, SEO, and marketing automation for small to mid-sized businesses.

Kreatively is a small SEO company. The Frisco, Texas-based company was founded in 2018. Their team offers search engine optimization, pay per click, social media marketing, and other digital marketing.

ELK Marketing, a SEO agency, was established in 2018. The small team focuses on search engine optimization, marketing strategy, and pay per click. The firm is based in West Hollywood, California.

ADVAN Design is a small content marketing company. Founded in 2001, the firm is headquartered in Akron, Ohio; Stow, Ohio and Cleveland, Ohio. Their team provides content marketing, conversion optimization, digital strategy, email marketing, and more.

CadenceSEO was founded in 2020 and is headquartered in Gilbert, Ariz. They have a team of around 2 employees who focus on market research, digital strategy, and SEO.

SEO.com is a digital marketing agency based in Draper, UT and founded in 2007. The company has around 20 employees on the staff with diverse specialties. While their name only indicates SEO, they also offer content marketing, digital strategy, PPC, and social media marketing. 

SEO company SEO Seagull was established in 2023. The small McLean, Virginia-based team offers search engine optimization, advertising, and ecommerce marketing.

SEO.co is a small SEO agency. Founded in 2008, the team specializes in search engine optimization and content marketing. The agency is based in Seattle, Washington.

Emod Marketing, a SEO agency and web design agency, was launched in 2018. The company focuses on search engine optimization and web design and has a small team.

Founded in 2015, Agency Jet is a full-service digital marketing agency with its main office in Minneapolis. They have fewer than 10 employees but offer comprehensive marketing solutions such as SEO, web design, PPC, and social media. While Agency Jet is a new, small firm, their leadership has more than 10 years of experience in online marketing in a variety of professional contexts.

Tilt Metrics is an SEO and growth marketing agency based in Providence, R.I. with an office in Boston. Founded in 2014, the small team of less than 10 also specializes in PPC and social media marketing. 

 

SEO company BASE Search Marketing is based in Lehi, Utah. The small team provides search engine optimization. The company was launched in 2017.

Silverback Strategies is a performance marketing agency based in Alexandria, Va., with an office in Philadelphia. Founded in 2007, their team of about 40 employees provides services to mid-market and enterprise businesses. They specialize in PPC, SEO, social media marketing, and performance marketing services.

Authority Solutions is an SEO company that focuses almost entirely on small businesses in health services, legal services, and real estate. Authority Solutions was founded in 2015 and is headquartered in Houston, Texas, with a satellite office in Sacramento, Calif. Authority Solutions' team of around 30 specializes in SEO, PPC, and digital strategy.The client appreciated Authority Solutions' ability to deliver measurable results, as well as their responsiveness.

OppGenetix is a digital agency based in Columbus, Ohio. Founded in 2014, this company has a team of 24 employees. Services provided by OppGenetix include PPC, SEO, and web design for companies of all sizes.

ClickGiant is an SEO & Content Marketing Firm based in Charleston, SC. Founded in 2011, ClickGiant specializes in custom marketing campaigns based on a Google-friendly, content-centric approach. They improve rankings and quality organic traffic with on-site SEO and high-level, conversion-worthy, optimized content. ClickGiant also helps with web development, PPC management, social media. 

SEO company Impressive is headquartered in Austin, Texas. The small firm was established in 2019. Their services include search engine optimization, pay per click, social media marketing, email marketing, and more.

Ava Digital Agency is a small SEO agency. Established in 2019, the company is in Glen Ellyn, Illinois. Their services include search engine optimization, social media marketing, pay per click, web development, and more.

Founded in 2000, OpenMoves SEO is a digital marketing company located in Huntington, NY. The team of over 20 specializes in SEO, social media marketing, PPC advertising, and email marketing for its small-to-medium sized clients. 

Power Digital is a digital marketing agency based in San Diego with an office in New York. The agency, founded in 2012, has more than 300 employees and provides content marketing, email marketing, PPC, SEO, social media marketing, web design, and PR services. Power Digital serves mid-market and other-sized companies in the consumer products & services, advertising & marketing, business services, and retail industries. 

Dabaran is a Chicago-based digital marketing agency founded in 2009 and with over 10 employees. They mainly focus on providing SEO, including content development, link building, local search, and on-site optimization.