Top 100 SEO Companies in California
The Best of December 2025Looking 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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1021$1,000+2 - 9 employeesSan Dimas, CAUmbrella Digital Marketing is a Digital Strategy company. Their team is based in San Dimas, California and focuses on Digital Strategy and Email Marketing.Read More
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1022$1,000+2 - 9 employeesLos Angeles, CADigital Concept Marketing is a small Los Angeles, California-based branding firm. The team offers Branding and Digital Strategy.Read More
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1023Undisclosed2 - 9 employeesSan Diego, CAEstablished in 2023, De Novo Digital is a small SEO agency. Their team focuses on Search Engine Optimization and Pay Per Click.Read More
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1024$1,000+2 - 9 employeesSan Francisco, CABased in San Francisco, California, Commerce Media Studio is an Ecommerce Marketing company. They provide Ecommerce Marketing and Search Engine Optimization.Read More
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1025$1,000+2 - 9 employeesLos Angeles, CANytwork,Inc., a SEO company, was established in 2021. They provides Search Engine Optimization and Cybersecurity.Read More
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1026$1,000+2 - 9 employeesCosta Mesa, CALocated in Costa Mesa, California, GDM Creators is a branding firm. The team focuses on Branding and Social Media Marketing.Read More
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1027$1,000+2 - 9 employeesLos Angeles, CAMountain Tech is a Direct Marketing company founded in 2021. The small team provides Direct Marketing and Social Media Marketing.Read More
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1028$1,000+2 - 9 employeesStevenson Ranch, CAG6 Interactive is a small social media marketing agency in Stevenson Ranch, California. The team focuses on Social Media Marketing and Search Engine Optimization.Read More
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1029$1,000+2 - 9 employeesSan Diego, CABoost Web Results, a SEO company, was established in 2023. The agency focuses on Search Engine Optimization and Pay Per Click.Read More
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1030$1,000+2 - 9 employeesSunnyvale, CADevelop Bd is a branding agency located in Sunnyvale, California. The team offers Branding and Social Media Marketing.Read More
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1031$1,000+2 - 9 employeesSan Francisco, CAHeadquartered in San Francisco, California, cxurious is a small Digital Strategy company. Their services include Digital Strategy and Search Engine Optimization.Read More
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1032$1,000+2 - 9 employeesNewport Beach, CASEO agency OWRAY was founded in 2001. The small team offers Search Engine Optimization and Web Design.Read More
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1033Undisclosed2 - 9 employeesSanta Monica, CARead More
BIGPIE is a California-based digital agency founded in 2008. With less than 10 team members, BIGPIE's services include web design, web development, digital branding, animation, and print media.
Clients
Hollyshorts Films FestivalIndustries
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1034$5,000+2 - 9 employeesBurbank, CAFang Marketing is a small pay per click company. They provide Pay Per Click and Social Media Marketing and were established in 2010.Read More
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BelkinIndustries
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1035Undisclosed2 - 9 employeesSunnyvale, CATokyoTechie is a Blockchain company. Headquartered in Pune, India and Delhi, India, the team offers Blockchain and E-Commerce Development.Read More
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1036$1,000+2 - 9 employeesStevenson Ranch, CAAll On Top Consulting, a SEO services firm, was founded in 2018. The small team provides Search Engine Optimization and Marketing Strategy.Read More
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1037$1,000+2 - 9 employeesLos Angeles, CAAWM Creative is a web development firm. Launched in 2020, the company is located in Sydney, Australia and Los Angeles, California. Their team offers Web Development and Search Engine Optimization.Read More
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1038$5,000+2 - 9 employeesGlendale, CAItranks is a SEO services firm founded in 2013. The small team offers Search Engine Optimization and Pay Per Click.Read More
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1039$1,000+2 - 9 employeesIrvine, CAThe Dental SEO Experts is a SEO services firm. The agency is in Irvine, California. Their services include Search Engine Optimization and Social Media Marketing.Read More
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1040$1,000+2 - 9 employeesLaguna Beach, CAGoldenwell Tech, a web development firm, is located in Laguna Beach, California. They specialize in Web Development and Search Engine Optimization.Read More
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1041$1,000+2 - 9 employeesFresno, CALyrix Digital is a Fresno, California-based Digital Strategy company. Founded in 2018, the team provides Digital Strategy and Social Media Marketing.Read More
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1042$1,000+2 - 9 employeesSanta Monica, CAWeb design agency 1 Creative Solution was established in 2023. The company focuses on Web Design and UX/UI Design.Read More
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1043$1,000+2 - 9 employeesNewport Beach, CARoyal Reef Media is a small social media marketing firm launched in 2023. Their services include Social Media Marketing and Conversion Optimization.Read More
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1044Undisclosed2 - 9 employeesSan Francisco, CAReWeb Design is a SEO services firm launched in 2023. The team provides Search Engine Optimization and Web Design and is in San Francisco, California.Read More
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1045Undisclosed2 - 9 employeesLos Angeles, CAEstablished in 2019, Cohen Marketing, a small Advertising company, is located in Los Angeles, California. Their team focuses on Advertising and Social Media Marketing.Read More
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1046Undisclosed2 - 9 employeesSan Francisco, CASocial media marketing company ReWeb Marketing was established in 2023. The team provides Social Media Marketing and Search Engine Optimization and is in San Francisco, California.Read More
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1047$1,000+2 - 9 employeesEl Cajon, CAEstablished in 2023, VDO Business Services, LLC., a small web design company, is located in El Cajon, California. Their team focuses on Web Design and Advertising.Read More
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1048$1,000+2 - 9 employeesSan Jose, CASocial media marketing company The Eventus Group was established in 2024. The team provides Social Media Marketing and Search Engine Optimization.Read More
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1049$1,000+2 - 9 employeesOakland, CAEstablished in 2017, Media First Aid is a SEO agency. The team specializes in Search Engine Optimization and Pay Per Click.Read More
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1050Undisclosed2 - 9 employeesLos Angeles, CAEcom Nest is a social media marketing agency. In Los Angeles, California, their small team provides Social Media Marketing and Search Engine Optimization. The firm was established in 2024.Read More
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