Top 100 SEO Companies in California
The Best of April 2026Looking for a top SEO firm in California?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best California SEO Firms
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$1,000+50 - 249 employeesSan Antonio, TXFunnel Boost Media is a SEO company. They are located in San Antonio, Texas; Doral, Florida; Boston, Massachusetts and San Francisco, California and have a midsize team that focuses on Search Engine Optimization, Advertising, Pay Per Click, and Web Design. The agency was launched in 2012.Read More
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$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
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2521Undisclosed2 - 9 employeesClaremont, CAAcme Digital Marketing is a social media marketing firm. They are based in Claremont, California and have small team. They focus on Social Media Marketing and Search Engine Optimization.Read More
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2522Undisclosed2 - 9 employeesSanta Rosa, CAAdvertising Identity is an Advertising company founded in 1998. Based in Santa Rosa, California, the team provides Advertising and Branding.Read More
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2523Undisclosed2 - 9 employeesSan Diego, CAHang 10 Digital is a SEO agency. Established in 2022, the team provides Search Engine Optimization and Web Design.Read More
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2524Undisclosed2 - 9 employeesLos Angeles, CABig Star Production Group, a branding agency, was launched in 1996. The firm offers Branding and Search Engine Optimization.Read More
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2525Undisclosed2 - 9 employeesTustin, CABranding company Beveled Design Co. Is located in Tustin, California. They focus on Branding and Marketing Strategy and were launched in 2020.Read More
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2526Undisclosed2 - 9 employeesOxnard, CAJoshuaBridge.com is a branding company. In Oxnard, California, their team offers Branding and Search Engine Optimization.Read More
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2527Undisclosed2 - 9 employeesOntario, CALocated in Ontario, California, NO MARKETING LLC is a small Conversion Optimization company. The team offers Conversion Optimization and Search Engine Optimization.Read More
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2528Undisclosed2 - 9 employeesCampbell, CASmall SEO company North Valley Web, is headquartered in Campbell, California. Their services include Search Engine Optimization and Pay Per Click.Read More
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2529$5,000+10 - 49 employeesWalnut, CAEcompreneur is a Hazratpur Wajidpur, India-based e-commerce development firm. Their services include E-Commerce Development and Branding.Read More
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2530$5,000+10 - 49 employeesSan Diego, CAI9 Media is a Marketing Strategy company. They are headquartered in San Diego, California, and their services include Marketing Strategy and Media Planning & Buying.Read More
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2531$5,000+10 - 49 employeesSan Diego, CAFuture-ink is an Advertising company. In San Diego, California, the agency was founded in 1999. Their services include Advertising and Branding.Read More
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2532$5,000+10 - 49 employeesLos Angeles, CAQuick Marketing Group, an Advertising company, is located in Los Angeles, California. They focus on Advertising and Search Engine Optimization.Read More
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2533$5,000+10 - 49 employeesLos Angeles, CACXC Marketing Agency is a Los Angeles, California-based branding firm. The team focuses on Branding and Graphic Design.Read More
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2534$1,000+10 - 49 employeesLos Angeles, CALawyers SEO is a SEO company established in 2015. In Los Angeles, California, the team focuses on Search Engine Optimization and Social Media Marketing.Read More
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2535$1,000+10 - 49 employeesLos Angeles, CALaw Promo is a SEO agency. They are headquartered in Los Angeles, California, and their services include Search Engine Optimization and Web Design.Read More
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2536Undisclosed10 - 49 employeesLos Angeles, CAGainko Design is a web design company. They provide Web Design and Web Development and were launched in 2012.Read More
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2537Undisclosed10 - 49 employeesLos Angeles, CABroadway Garage Creative is a small graphic design company headquartered in Los Angeles, California. Their services include Graphic Design and Web Design.Read More
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2538Undisclosed10 - 49 employeesBurbank, CALTG&A is an Advertising company. Their small team is located in Burbank, California. Their services include Advertising and Public Relations.Read More
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2539Undisclosed10 - 49 employeesLos Angeles, CAClout Marketing, a small graphic design agency, is headquartered in Los Angeles, California. The team offers Graphic Design and Web Design.Read More
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2540Undisclosed10 - 49 employeesBeverly Hills, CAE-commerce development firm JeTT Media Group was founded in 2009. The team offers E-Commerce Development and Graphic Design.Read More
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2541Undisclosed10 - 49 employeesLos Angeles, CAMoonQuake is a graphic design agency. The team specializes in Graphic Design and Search Engine Optimization, and the company is headquartered in Los Angeles, California.Read More
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2542Undisclosed10 - 49 employeesTorrance, CAHeadquartered in Torrance, California, Tailor-Made Advertising is a small branding agency. Their services include Branding and Email Marketing.Read More
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2543Undisclosed10 - 49 employeesSanta Rosa, CAOn The Mark Digital, an Email Marketing company, was founded in 2005. In Santa Rosa, California, the team offers Email Marketing and Graphic Design.Read More
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2544Undisclosed10 - 49 employeesSanta Rosa, CAEmail Marketing company Zenergy Works provides Email Marketing and Graphic Design. They are located in Santa Rosa, California.Read More
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2545Undisclosed10 - 49 employeesRedding, CAEstablished in 2017, WebDrvn is an UX company. Their team specializes in UX/UI Design and Graphic Design.Read More
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2546Undisclosed10 - 49 employeesDel Rey Oaks, CAVinci Digital Marketing LLC is a small branding company headquartered in Del Rey Oaks, California. Their services include Branding and Content Marketing.Read More
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2547Undisclosed10 - 49 employeesMission Viejo, CASmall PPC company SoCal Digital Marketing, is based in Mission Viejo, California. Their services include Pay Per Click and Search Engine Optimization.Read More
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2548Undisclosed10 - 49 employeesLos Angeles, CALAXIR is an Advertising company. Their team is based in Los Angeles, California. The company focuses on Advertising and Branding.Read More
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2549Undisclosed10 - 49 employeesSan Luis Obispo, CACentral Coast Digital Design is an Advertising company. The small San Luis Obispo, California-based team offers Advertising and Branding. The agency was founded in 2012.Read More
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2550Undisclosed10 - 49 employeesWest Covina, CASoaring Eagle Network is a small West Covina, California-based Advertising company. Their services include Advertising and Digital Strategy.Read More
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