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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931$5,000+50 - 249 employeesSan Diego, CACG Life is a branding company. Their midsize team is based in Chicago, Illinois and San Diego, California. Their services include Branding and Public Relations.Read More
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932Undisclosed2 - 9 employeesSan Diego, CALaunched in 2019, Forefront Advertising is a small SEO company based in San Diego, California. Their team provides Search Engine Optimization and Digital Strategy.Read More
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933$1,000+2 - 9 employeesHuntington Beach, CAPinnacle Web Agency is a small web design company located in Huntington Beach, California. Their services include Web Design and Web Development.Read More
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934Undisclosed2 - 9 employeesSimi Valley, CADevTable, a web design company, was established in 2023. The team specializes in Web Design and Web Development.Read More
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935$10,000+10 - 49 employeesSan Francisco, CAFirebrand Communications is a Content Marketing company. Their team is based in San Francisco, California and offers Content Marketing and Public Relations.Read More
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936$5,000+10 - 49 employeesIrvine, CA1EZ Creative Web Design Orange County CA is a web design company. They specialize in Web Design and Branding and were founded in 1998.Read More
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937$1,000+2 - 9 employeesWillits, CAMetropolis Digital is a small PPC company established in 2019. Their team offers Pay Per Click and Social Media Marketing.Read More
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938Undisclosed250 - 999 employeesLake Forest, CAResource Extension Inc. Is a Back Office Outsourcing company founded in 2011. The midsize team focuses on Back Office Outsourcing and Customer Service Outsourcing.Read More
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939$1,000+10 - 49 employeesPalo Alto, CAFounded in 2000, Sell Online Make Money is an Advertising company. The agency specializes in Advertising and Branding.Read More
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940$1,000+50 - 249 employeesLos Angeles, CAProficient Web Designs, a Digital Strategy company, is in Los Angeles, California. They focus on Digital Strategy and Mobile & App Marketing.Read More
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941$1,000+50 - 249 employeesSan Diego, CAIn San Diego, California, NET SNIPERS MEDIA is a midsize SEO agency. Their services include Search Engine Optimization and Pay Per Click.Read More
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942$1,000+10 - 49 employeesLos Angeles, CASpike Ideas is a SEO agency. Their small team is headquartered in Los Angeles, California. Their team focuses on Search Engine Optimization and Social Media Marketing.Read More
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943$1,000+10 - 49 employeesLong Beach, CAThe Amazon Xperts is a Long Beach, California-based Digital Strategy company. They provide Digital Strategy and Search Engine Optimization and were launched in 2021.Read More
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944$5,000+2 - 9 employeesBeverly Hills, CAThe Postcard Agency is a small public relations firm. Launched in 2018, the company is in Beverly Hills, California. Their team provides Public Relations, Social Media Marketing, Content Marketing, and Search Engine Optimization.Read More
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945$5,000+50 - 249 employeesWest Hollywood, CABrightHaus is a branding company. Their midsize team is located in West Hollywood, California and San Diego, California. Their services include Branding and Social Media Marketing.Read More
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Warner BrothersIndustries
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946$5,000+50 - 249 employeesMonrovia, CABased in Monrovia, California, Salted Stone is a Digital Strategy company. Their services include Digital Strategy and Web Design.Read More
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947$1,000+50 - 249 employeesLake Forest, CAIncredible Marketing is an user experience agency. They are in Lake Forest, California and Las Vegas, Nevada and have midsize team. Their team focuses on UX/UI Design and Content Marketing.Read More
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948Undisclosed50 - 249 employeesEl Segundo, CAConsumerTrack, Inc., an Advertising company, was launched in 2004. The team offers Advertising and Branding and is based in El Segundo, California and Charlotte, North Carolina.Read More
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949Undisclosed10 - 49 employeesSan Diego, CAComentum is a small San Diego, California-based software development firm. The team focuses on Custom Software Development and Web Development.Read More
Clients
HondaIndustries
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950$1,000+2 - 9 employeesSanta Clara, CAWrite Wing Media is a small Content Marketing company. They provide Content Marketing and Digital Strategy and were established in 2007.Read More
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951Undisclosed10 - 49 employeesClaremont, CAIn Claremont, California, Emblem Design Studios is a small web design agency. The team provides Web Design and Search Engine Optimization.Read More
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952$10,000+10 - 49 employeesLos Angeles, CAUearner.com is a Digital Strategy company established in 2016. The team provides Digital Strategy and Social Media Marketing and is in Los Angeles, California.Read More
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953$1,000+10 - 49 employeesLos Angeles, CADevelTon is a web design company. Their team is in Los Angeles, California and offers Web Design and Social Media Marketing.Read More
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954$10,000+10 - 49 employeesEncinitas, CACreative People Company is an Event Marketing company established in 2018. Their services include Event Marketing and Content Marketing.Read More
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955$1,000+10 - 49 employeesClovis, CAEgility Digital Marketing is a social media marketing company located in Clovis, California. They focus on Social Media Marketing and Content Marketing.Read More
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956$1,000+10 - 49 employeesDavis, CANobox Idea is a social media marketing firm. In Davis, California, the agency offers Social Media Marketing and Search Engine Optimization.Read More
Industries
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957$1,000+10 - 49 employeesSan Diego, CASMART MARKETING FIRM is a social media marketing agency established in 2020. The small team provides Social Media Marketing, Email Marketing, Search Engine Optimization, Web Design, and more. The firm is located in San Diego, California; Miami Lakes, Florida and Vancouver, Washington.Read More
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958$1,000+10 - 49 employeesVictorville, CAThe Website Exchange is a Digital Strategy company. They are in Victorville, California and have small team. They offer Digital Strategy and Search Engine Optimization.Read More
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959$5,000+10 - 49 employeesTorrance, CAKtechnologypro is a Torrance, California-based social media marketing firm. They focus on Social Media Marketing and Search Engine Optimization.Read More
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960$5,000+10 - 49 employeesBrea, CABlue Paan Media Agency is a small Brea, California-based social media marketing firm. The team focuses on Social Media Marketing and Search Engine Optimization.Read More
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