Top 100 SEO Companies in the United States

Relish is a web design and development agency based in Denver, Colorado, that was founded in 2008. Their small team offers web design, SEO, web development, logo, and branding services.

Olive & Company is a Minneapolis-based brand marketing agency specializing in web design, social media marketing, web development, SEO, and branding. Olive & Company was established in 2005 and employs a team of 25 that works with clients across a variety of industries.

Insivia is a growth consultancy providing marketing strategy, web design, and business consulting services. Based in Cleveland, Ohio, the team consists of fewer than 30 employees. The company was founded in 2002.

Rainfactory is a full-service digital marketing agency based in Oakland, Calif., with a secondary location in Seattle. Founded in 2014, this company has 22 employees. Services offered by Rainfactory include social media marketing, PPC, and advertising for small to mid-sized businesses.

Radish Lab is an interactive design agency based in Brooklyn, NY, with a second office in Berlin. Since 2012, their team of 13 has specialized in working with nonprofit advocacy, cultural, educational, and direct-service organizations, along with businesses focused on social impact. They offer a range of services including web design, web development, graphic design, branding and strategy.

Fortress SEO is a SEO company located in Sarasota, Florida. The small team offers search engine optimization. The company was established in 2023.

DWI, a small SEO company, is located in Yerevan, Armenia and Glendale, California. They provide Search Engine Optimization and Web Development and were established in 2020.

9thWonder is a strategic marketing, media, and idea company founded in 2018. With headquarters in Houston and offices across the US, Argentina, and Vietnam, the team of about 140 employees offers media planning and buying, advertising, branding, PR, and market research services. Their enterprise, midmarket, and small business clients are in the IT, consumer products, and healthcare industries, amongst others.

Launched in 2005, Brick Marketing is a SEO company. Their small team is located in Boston, Massachusetts. Their team provides search engine optimization, content marketing, social media marketing, digital strategy, and more.

Eternity web is a custom website and digital marketing company based in Burlington, Vt., with an office in Barre, Vt. the company, founded in 2000, has a team of less than ten that provides 

In Minneapolis, Minnesota, Romain Berg is a SEO services firm. They focus on search engine optimization, content marketing, pay per click, advertising, and more and were established in 2015.

Agilis Tech Labs is a development agency in Los Angeles. Founded in 2011, they have approximately eight employees who primarily serve the midmarket clientele. They focus on mobile app development, web development, and SEO.

R2integrated is a national digital agency with offices in Baltimore, Md., Seattle, St. Louis, New York, and Silicon Valley, Calif. With over 200 employees, this agency uses web development, creative design, brand strategy, and search services to produce the best marketing strategies for their clients.

Tag Team Design is a web and mobile app design and development firm located in Greenwood, CO, right outside Denver. Founded in 2010, the team of 10 employees also dabbles in search engine optimization (SEO), branding, and social media marketing.

Rise is a digital agency headquartered in Philadelphia. The company, founded in 2017, provides web development, content marketing, mobile app development, and web design services. The company’s 5 people work mostly with mid-market businesses, but they do work with some small businesses. Their clients are in a variety of industries including consumer products & services, health care & medical, and IT. 

Founded in 2017, The Agency Engine is a other digital marketing company. Based in , their small team specializes in other digital marketing.

Zellus is a full-service marketing company based in Huntsville, Ala. The company, founded in 2012, has a team of around ten that provides SEO, advertising, social media marketing, graphic design, marketing strategy, and web design services to various companies. 

SevenAtoms is a digital marketing agency in San Francisco, CA. The team of fewer than 10 employees, offers content marketing, pay-per-click (PPC) advertising, SEO, social media, and email marketing to B2B clients. Founded in 2012, SevenAtoms is HubSpot certified and a Google Partner, making them a great resource for companies who use those platforms.

GAVL is a social media marketing company located in Williamsport, Pennsylvania. They provide social media marketing, search engine optimization, web design, video production, and more and were established in 2016.

Founded in 1999, givemeservice.com is a web design company. Their small team is in Belmar, New Jersey. Their services include web design, content marketing, and search engine optimization.

Based in New York, New York, eMojo Digital Marketing is an advertising company. The small team offers advertising, digital strategy, search engine optimization, content marketing, and more and was established in 2012.

Smart Rabbit, a small pay per click agency, is located in Novi, Michigan and Seattle, Washington. Launched in 2018, the team provides pay per click, web design, and search engine optimization.

Headquartered in Erie, Pa., weCreate Website Design & Marketing has a small team of 8. Since 2012, the team has been specializing in web development, web design, branding, and social media marketing. 

Kingdom Branding is a branding firm established in 2017. Their small team is in. The agency offers branding, social media marketing, ux/ui design, and web development.

Bluetext is a digital marketing agency located in Washington, DC. Founded in 2011, Bluetext has around 30 employees who specialize in branding, web design, and SEO. The client appreciated Bluetext's approach to project management while completing the two microsites simultaneously.

NYC based digital design agency, Crafted, works small and midmarket businesses in the business services, real estate, retail, advertising, and arts industries. SInce 2011, the team of 50 have worked providing clients with web design, branding, advertising, SEO, web development, and digital strategy services.

Racepoint Global is a digital marketing and PR agency headquartered in Boston, MA with 9 offices scattered throughout the United States, China, and the United Kingdom. Founded in 2003, Racepoint Global is a large firm with around 420 employees and often works with international corporations. Most of their services are centered around traditional and online PR placement, but Racepoint also offers content marketing, social media marketing, and more. 

SEO services firm Kleverish Inc - Web Designer & Marketing Expert is located in Ahmedabad, India. Launched in 2022, the small team specializes in search engine optimization, social media marketing, and web design.

Thomas Digital Web Design is a web design agency based in San Francisco. The agency, founded in 2010, is a team of less than ten that provides web design, web development, and SEO services to small and midmarket companies.

fishbat Media is a New York-based digital marketing firm that was founded in 2011. With around 30 employees, fishbat Media has experience working with various clients for their social media, digital strategy, branding, and content marketing needs.