Top 100 SEO Companies in California
The Best of September 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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2371$5,000+2 - 9 employeesSan Mateo, CAKickStart Search, a SEO services firm, is in San Mateo, California. Their services include Search Engine Optimization and Content Marketing.Read More
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2372Undisclosed2 - 9 employeesWest Covina, CALaunched in 2007, Flashpoint Marketing, a small SEO agency, is based in West Covina, California. Their services include Search Engine Optimization and Content Marketing.Read More
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2373Undisclosed2 - 9 employeesUnion City, CAEstablished in 2015, NPK Engagement is a SEO agency. Their services include Search Engine Optimization and Pay Per Click.Read More
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2374Undisclosed2 - 9 employeesWalnut Creek, CADual Coast Creations, a SEO services firm, was established in 2009. The team offers Search Engine Optimization and Graphic Design.Read More
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2375Undisclosed2 - 9 employeesStockton, CASEO agency Fantastic Services provides Search Engine Optimization and UX/UI Design. They are located in Stockton, California.Read More
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2376Undisclosed2 - 9 employeesLos Angeles, CADigital Dukes LLC is a SEO agency. Their small team is headquartered in Los Angeles, California. Their services include Search Engine Optimization and Other Digital Marketing.Read More
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2377Undisclosed2 - 9 employeesSacramento, CABased in Sacramento, California, Cinch Web Design is a small web design agency. Their services include Web Design and Search Engine Optimization.Read More
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2378Undisclosed2 - 9 employeesLos Angeles, CASEOPOP is a SEO agency. Their small team is in Los Angeles, California. Their services include Search Engine Optimization and Social Media Marketing.Read More
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2379Undisclosed2 - 9 employeesCarlsbad, CAIlluminous Marketing, Inc. Is a SEO company established in 2012. Their services include Search Engine Optimization and Advertising.Read More
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2380Undisclosed2 - 9 employeesTustin, CALaunched in 2023, Viral Tilt is a SEO agency. Their team focuses on Search Engine Optimization and Pay Per Click.Read More
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2381Undisclosed2 - 9 employeesSan Diego, CASmall SEO company Search Local Now, is located in San Diego, California. The team provides Search Engine Optimization and Branding.Read More
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2382Undisclosed2 - 9 employeesLos Angeles, CABrizzo is a small SEO company located in Los Angeles, California. The team offers Search Engine Optimization and Web Design.Read More
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2383Undisclosed2 - 9 employeesPasadena, CAHPO.Center, a SEO agency, was founded in 2021. The team specializes in Search Engine Optimization and Web Design and is headquartered in Pasadena, California.Read More
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2384Undisclosed2 - 9 employeesCameron Park, CAEstablished in 2020, Kilo Marketing is a small SEO services firm. Their services include Search Engine Optimization and Web Design.Read More
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2385$1,000+10 - 49 employeesSan Jose, CAPyrite Technologies is a SEO services firm. The team offers Search Engine Optimization and Social Media Marketing and is located in Hyderabad, India and San Jose, California.Read More
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2386$5,000+10 - 49 employeesCulver City, CASmall Advertising company High Wide & Handsome, is headquartered in Culver City, California. Their services include Advertising and Branding.Read More
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2387$5,000+10 - 49 employeesEmeryville, CADemandWave is an Advertising company launched in 2004. In Emeryville, California, the team provides Advertising and Branding.Read More
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2388$5,000+10 - 49 employeesSan Diego, CACeatus is an Advertising company. The firm is in San Diego, California. Their services include Advertising and Branding.Read More
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2389$5,000+10 - 49 employeesSan Francisco, CANext Steps Marketing is an Email Marketing company. The firm is headquartered in San Francisco, California. Their services include Email Marketing and Social Media Marketing.Read More
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2390$5,000+10 - 49 employeesSolana Beach, CASILVR Social is a branding agency established in 2012. Their team offers Branding and Web Design.Read More
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2391$5,000+10 - 49 employeesOakland, CABased in Oakland, California and Bogotá, Colombia, Savicom is a small Email Marketing company. Their services include Email Marketing and Digital Strategy.Read More
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2392$5,000+10 - 49 employeesGlendale, CAAdvertising company Pin Agency was founded in 2011. The agency specializes in Advertising and Branding.Read More
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2393$10,000+10 - 49 employeesMarina del Rey, CALaunched in 2004, Executionists is a web development company. The small team offers Web Development and UX/UI Design.Read More
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2394$25,000+10 - 49 employeesTorrance, CAArtisan Crew Engineering is a custom software development company. The Torrance, California-based team provides Custom Software Development and Web Design.Read More
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2395$5,000+10 - 49 employeesIrvine, CATrinet Internet Solutions is a small web design agency located in Irvine, California and Frisco, Texas. The team offers Web Design and Web Development.Read More
Clients
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2396$5,000+10 - 49 employeesSacramento, CAAVB Marketing is a social media marketing firm. Headquartered in Sacramento, California, their team focuses on Social Media Marketing and Video Production.Read More
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2397$5,000+10 - 49 employeesClovis, CADigital Attic is a web design agency. Launched in 1992, the firm provides Web Design and Branding.Read More
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2398Undisclosed10 - 49 employeesLos Angeles, CAGANZ Media is a Business Consulting company. The firm is in Los Angeles, California. Their team provides Business Consulting and Email Marketing.Read More
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2399Undisclosed10 - 49 employeesSan Francisco, CAOPTIMYZ INTERACTIVE is a Content Marketing company headquartered in San Francisco, California. They specialize in Content Marketing and Marketing Strategy.Read More
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2400Undisclosed10 - 49 employeesLafayette, CAZip2Media is a branding company. They were launched in 2013 and specialize in Branding and Graphic Design.Read More
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