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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1891$5,000+2 - 9 employeesPleasanton, CALocated in Pleasanton, California, Local SEO Guide is a small Advertising company. The team offers Advertising and Branding.Read More
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1892$5,000+2 - 9 employeesFresno, CALaunched in 2002, NTD Media is an Advertising company. The team provides Advertising and Branding.Read More
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1893$5,000+2 - 9 employeesFresno, CAReal-Time OutSource is a Fresno, California-based Advertising company. Launched in 2009, the team offers Advertising and Branding.Read More
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1894$5,000+2 - 9 employeesSanta Clarita, CANine Eye Interactive Media is a small Advertising company headquartered in Santa Clarita, California and Los Angeles, California. Their services include Advertising and Branding.Read More
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1895$5,000+2 - 9 employeesConcord, CAAdvertising company WSI Connect was established in 2012. The team specializes in Advertising and Branding.Read More
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1896$1,000+2 - 9 employeesSanta Monica, CACapture Media is a SEO agency. Based in Santa Monica, California, the team focuses on Search Engine Optimization and Social Media Marketing.Read More
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1897$1,000+2 - 9 employeesOakland, CAJade Orchard is a Marketing Strategy company. They are headquartered in Oakland, California and have small team of experts. Their services include Marketing Strategy and Pay Per Click.Read More
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1898$5,000+2 - 9 employeesBurbank, CABackhouse Media, LLC is a Burbank, California-based Marketing Strategy company. Founded in 2005, the team offers Marketing Strategy and Web Design.Read More
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1899$5,000+2 - 9 employeesCosta Mesa, CAWebsite Muscle is a Marketing Strategy company based in Costa Mesa, California. They specialize in Marketing Strategy and Social Media Marketing.Read More
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1900$5,000+2 - 9 employeesGlendale, CATheMEDIAWORX is a branding agency. Their team is headquartered in Glendale, California and specializes in Branding and Web Design.Read More
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1901$5,000+2 - 9 employeesLos Angeles, CAHYPER, an Advertising company, provide Advertising and Mobile App Development. They were launched in 2016.Read More
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1902$5,000+2 - 9 employeesSan Francisco, CARooster Grin is a web design company. Founded in 2011, the team specializes in Web Design and Web Development.Read More
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1903$5,000+2 - 9 employeesSanta Monica, CAFounded in 2007, RankLab, a small user experience design agency, is in Santa Monica, California. Their services include UX/UI Design and Digital Strategy.Read More
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1904$5,000+2 - 9 employeesLos Angeles, CAMicroComp LLC is an e-commerce development firm. The small Los Angeles, California-based team offers E-Commerce Development and Graphic Design. The firm was launched in 2009.Read More
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1905$5,000+2 - 9 employeesLos Angeles, CATYRANT KING INC is a Los Angeles, California-based e-commerce development company. Founded in 2002, the team specializes in E-Commerce Development and Graphic Design.Read More
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1906$5,000+2 - 9 employeesSan Francisco, CAE-commerce development company Zen Den Web Design was launched in 2008. The team provides E-Commerce Development and Search Engine Optimization and is based in San Francisco, California.Read More
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1907$5,000+2 - 9 employeesLos Angeles, CAComp Pros is a Los Angeles, California-based web design company. The team focuses on Web Design and Social Media Marketing.Read More
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1908$5,000+2 - 9 employeesSan Diego, CAFounded in 2009, Lionwish is a SEO company. The team specializes in Search Engine Optimization and Pay Per Click and is in San Diego, California.Read More
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1909$5,000+2 - 9 employeesCarlsbad, CAShovel Creative, Inc. Is a branding agency founded in 2010. The agency offers Branding and Search Engine Optimization, and is small.Read More
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1910$5,000+2 - 9 employeesSan Diego, CATop Ranking Media is a branding agency. They are located in San Diego, California. Their team focuses on Branding and E-Commerce Development.Read More
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1911$5,000+2 - 9 employeesSan Diego, CAESearch Marketing is a small San Diego, California-based Advertising company. Their services include Advertising and Pay Per Click.Read More
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1912$5,000+2 - 9 employeesSolana Beach, CABased in Solana Beach, California, Events Online is a small branding company. Their services include Branding and E-Commerce Development.Read More
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1913$5,000+2 - 9 employeesLos Angeles, CAAvital Web is a SEO agency located in Los Angeles, California. They specialize in Search Engine Optimization and Pay Per Click.Read More
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1914$5,000+2 - 9 employeesClovis, CALaunched in 2014, Moore Than SEO is a small Email Marketing company. Their services include Email Marketing and Marketing Strategy.Read More
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1915$5,000+2 - 9 employeesOntario, CACCS Interactive, an Email Marketing company, was launched in 1995. Headquartered in Ontario, California, the team specializes in Email Marketing and Search Engine Optimization.Read More
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1916$5,000+2 - 9 employeesLong Beach, CASEO Savvy is an Advertising company. The Long Beach, California-based team specializes in Advertising and Content Marketing.Read More
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1917Undisclosed2 - 9 employeesSan Diego, CADigital Strategy company Brands Ignited specializes in Digital Strategy and Event Marketing. They are headquartered in San Diego, California.Read More
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1918Undisclosed2 - 9 employeesSan Francisco, CARed Bridge Internet, a web design agency, is located in San Francisco, California. They offer Web Design and E-Commerce Development.Read More
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1919Undisclosed2 - 9 employeesCalabasas, CAEstablished in 2003, Web Success Team is a PR firm. The small team provides Public Relations and Branding.Read More
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1920Undisclosed2 - 9 employeesLos Angeles, CAInfinite Communications is a small public relations firm located in Los Angeles, California. Their services include Public Relations and Graphic Design.Read More
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