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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2311Undisclosed2 - 9 employeesElk Grove, CALocated in Elk Grove, California, Re Invent Marketing is a small SEO company and social media marketing company. Their services include Search Engine Optimization and Social Media Marketing.Read More
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2312Undisclosed2 - 9 employeesCommerce, CAMinorea is a CRM consulting and SI company. They specialize in CRM consulting and SI and Business Consulting and are based in Commerce, California and Cerritos, California.Read More
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2313Undisclosed2 - 9 employeesLos Angeles, CAGelber Consulting Group, a SEO company and pay per click agency, was founded in 2018. The small team provides Search Engine Optimization and Pay Per Click.Read More
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2314Undisclosed2 - 9 employeesSolana Beach, CASEO agency and pay per click agency Raw AMZ is headquartered in Solana Beach, California. Launched in 2016, the team focuses on Search Engine Optimization and Pay Per Click.Read More
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2315Undisclosed2 - 9 employeesLos Angeles, CASocial media marketing company The Freeman Agency was founded in 2020. The agency provides Social Media Marketing and Search Engine Optimization.Read More
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2316Undisclosed2 - 9 employeesSan Clemente, CAUnsung Studio, a branding firm, provides Branding and Web Design. The company is located in San Clemente, California.Read More
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2317Undisclosed2 - 9 employeesSanta Rosa, CASanta Rosa Marketing & SEO Agency is a SEO agency. They are headquartered in Santa Rosa, California and have small team. Their team offers Search Engine Optimization and Pay Per Click.Read More
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2318Undisclosed2 - 9 employeesSan Diego, CAInfatex, Inc is a web development company. The San Diego, California-based agency specializes in Web Development and Social Media Marketing.Read More
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2319Undisclosed2 - 9 employeesSan Diego, CAEquity Web Solutions, a social media marketing company, is headquartered in San Diego, California. Launched in 2000, the team focuses on Social Media Marketing and Search Engine Optimization.Read More
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2320Undisclosed2 - 9 employeesChula Vista, CAEstablished in 2016, FNMNL Media is a branding firm. Their team specializes in Branding and Graphic Design.Read More
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2321Undisclosed2 - 9 employeesPasadena, CAWeb design company Marketingism is headquartered in Pasadena, California. They provide Web Design and IT managed services.Read More
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2322$5,000+Freelancer employeesSan Diego, CAEye Digital is an Other Digital Marketing company. Based in San Diego, California, their team focuses on Other Digital Marketing and Digital Strategy.Read More
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2323$5,000+Freelancer employeesSan Diego, CANotam Brands is a branding agency. They focus on Branding and Marketing Strategy and were founded in 2024.Read More
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2324$1,000+Freelancer employeesOrange, CATheron Digital is a web design company. In Orange, California, the team focuses on Web Design and Custom Software Development.Read More
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2325$1,000+Freelancer employeesSanta Rosa, CATyler Digital Co is a Santa Rosa, California-based web design company. They specialize in Web Design and Content Marketing and were founded in 2026.Read More
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2326UndisclosedFreelancer employeesLos Angeles, CADrew Quevedo is a SEO company. They focus on Search Engine Optimization and Web Development and were established in 2003. The firm is in Los Angeles, California.Read More
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2327$1,000+10 - 49 employeesSan Diego, CAMedia planning and buying agency ZapMinds was founded in 2014. Based in Bengaluru, India and San Diego, California, the team provides Media Planning & Buying and Digital Strategy.Read More
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2328$5,000+2 - 9 employeesCarlsbad, CADe Facto Digital Consulting LLC is a Carlsbad, California-based Digital Strategy company. They specialize in Digital Strategy and Search Engine Optimization.Read More
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2329$1,000+2 - 9 employeesLos Angeles, CAOmniSpark is a social media marketing company. The Los Angeles, California-based agency was established in 2022. Their team specializes in Social Media Marketing and Affiliate Marketing.Read More
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2330$1,000+2 - 9 employeesRoseville, CAWebsite development company castells.agency specializes in Web Development and Advertising. They were established in 2017.Read More
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2331$1,000+2 - 9 employeesSan Francisco, CALaunched in 2026, Propel Collective is a small San Francisco, California-based Marketing Strategy company. Their services include Marketing Strategy and Branding.Read More
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2332Undisclosed2 - 9 employeesSacramento, CABICHROME, a branding agency, is based in Sacramento, California. Their services include Branding and Digital Strategy.Read More
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2333Undisclosed250 - 999 employeesSan Diego, CAEstablished in 2018, Atypical Digital is a midsize Content Marketing company. Their services include Content Marketing and Digital Strategy.Read More
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2334$1,000+Freelancer employeesCarlsbad, CAInvisio Studio is a web design agency. They are headquartered in Carlsbad, California and have small team of experts. Their services include Web Design and UX/UI Design.Read More
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2335$10,000+10 - 49 employeesLos Angeles, CAReady Set Rocket is a Digital Strategy company. They are in New York, New York and Los Angeles, California, and their services include Digital Strategy and Search Engine Optimization.Read More
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2336Undisclosed10 - 49 employeesSan Diego, CAPPC agency My Web Concepts is based in St. Petersburg, Florida and Las Vegas, Nevada. They specialize in Pay Per Click and Search Engine Optimization.Read More
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2337Undisclosed10 - 49 employeesSanta Rosa, CAAppy Marketing, a small SEO company, is based in Santa Rosa, California. The team focuses on Search Engine Optimization and Social Media Marketing.Read More
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2338$10,000+50 - 249 employeesSanta Ana, CATruth., an Advertising company, is based in Santa Ana, California and England. They focus on Advertising and Branding.Read More
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2339$5,000+Freelancer employeesSacramento, CABullet Consulting is an Advertising company founded in 2009. The firm focuses on Advertising and Branding.Read More
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2340$5,000+50 - 249 employeesSan Diego, CAGreenhaus is a branding company in San Diego, California. They offer Branding and Market Research and were founded in 1996.Read More
Industries
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