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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901$10,000+2 - 9 employeesSan Francisco, CAWise Public Relations is a PR company. Founded in 2007, their team focuses on Public Relations and Social Media Marketing.Read More
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902$5,000+2 - 9 employeesSanta Monica, CADrive Traffic Media is a web design agency. They are headquartered in Los Angeles, California and Santa Monica, California. Their team focuses on Web Design and Social Media Marketing.Read More
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903$5,000+2 - 9 employeesLos Angeles, CAClean Agency is an Advertising company. Established in 2002, the company is headquartered in Los Angeles, California. Their team specializes in Advertising and Branding.Read More
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904$5,000+2 - 9 employeesFresno, CATop Hand Media is a small Fresno, California-based Advertising company. Their services include Advertising and Branding.Read More
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905$5,000+2 - 9 employeesLong Beach, CALaunched in 1980, Nostrum Inc. Is an Advertising company. Their services include Advertising and Branding.Read More
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906$5,000+2 - 9 employeesLong Beach, CAEstablished in 2006, Creative Intellects is a small Advertising company. Their services include Advertising and Branding.Read More
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907$5,000+2 - 9 employeesSan Diego, CABrandlift Digital Marketing is a branding firm in San Diego, California. They provide Branding and Digital Strategy and were established in 2014.Read More
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908$5,000+2 - 9 employeesEl Cajon, CAWebsiteService4All is an Advertising company. They are based in El Cajon, California and have small team. Their services include Advertising and Branding.Read More
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909$5,000+2 - 9 employeesSan Juan Bautista, CALunaGraphica is an Advertising company. The team provides Advertising and Branding and is based in San Juan Bautista, California.Read More
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910$1,000+2 - 9 employeesSan Diego, CALaunched in 1992, After Dark Grafx is a small SEO services firm in San Diego, California. Their team focuses on Search Engine Optimization and Web Design.Read More
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911Undisclosed2 - 9 employeesTustin, CAEmail Marketing company Cuselleration provides Email Marketing and Pay Per Click. They were established in 2013.Read More
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912$5,000+2 - 9 employeesSacramento, CA24Webstudio, a web design company, is located in Sacramento, California and Los Angeles, California. They provide Web Design and Web Development.Read More
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913Undisclosed2 - 9 employeesMorgan Hill, CAMorgan Hill Web Works, Inc, a Content Marketing company, is in Morgan Hill, California. The team provides Content Marketing and E-Commerce Development.Read More
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914Undisclosed2 - 9 employeesTemecula, CAMap Ranking is a social media marketing agency. Founded in 2023, the agency specializes in Social Media Marketing and Search Engine Optimization.Read More
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915$1,000+2 - 9 employeesSanta Rosa, CASmall SEO services firm K2 Website Design, is based in Santa Rosa, California. The team provides Search Engine Optimization and Pay Per Click.Read More
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916Undisclosed10 - 49 employeesSan Diego, CAHeadquartered in San Diego, California, Dental Canz is a social media marketing company. The team provides Social Media Marketing and Advertising.Read More
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917$5,000+2 - 9 employeesSan Ramon, CAObjectiveMinds, a small Digital Strategy company, is based in San Ramon, California. Their services include Digital Strategy and Social Media Marketing.Read More
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918$5,000+2 - 9 employeesLos Angeles, CAVisual Demand LLC is a Digital Strategy company established in 2017. Located in Los Angeles, California, the team offers Digital Strategy and Marketing Strategy.Read More
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919$10,000+2 - 9 employeesLos Angeles, CASoftware development company Tech Engine Group is located in Los Angeles, California. The team focuses on Custom Software Development and Web Development.Read More
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920Undisclosed2 - 9 employeesFresno, CAIn Fresno, California and The Bronx, New York, Startup IT Solution is a social media marketing firm. They specialize in Social Media Marketing and Search Engine Optimization and were launched in 2013.Read More
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921$10,000+50 - 249 employeesRocklin, CABlast Analytics & Marketing is a data analytics company. They were established in 1999 and specialize in BI & big data consulting & SI and Conversion Optimization.Read More
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922$1,000+250 - 999 employeesWest Hollywood, CABased in West Hollywood, California, The Rocket Retail is an e-commerce development firm. Founded in 2016, the midsize team specializes in E-Commerce Development, Back Office Outsourcing, Content Marketing, Search Engine Optimization, and more.Read More
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923$5,000+10 - 49 employeesSan Francisco, CAIdeas Money Art is a San Francisco, California-based Advertising company. They provide Advertising and Branding.Read More
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924$1,000+10 - 49 employeesSan Jose, CAAll Cyber Solutions is a SEO agency. They are headquartered in San Jose, California, and their services include Search Engine Optimization and Social Media Marketing.Read More
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925Undisclosed10 - 49 employeesLos Angeles, CAShaymo is a small Los Angeles, California-based Advertising company. Their services include Advertising and Search Engine Optimization.Read More
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926$5,000+10 - 49 employeesLos Angeles, CACorporate Photography company Creative Cloudworks was launched in 2010. The team offers Corporate Photography and Web Design.Read More
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927$1,000+10 - 49 employeesBurbank, CAUInteractive is a pay per click agency. The Burbank, California-based firm was established in 2012. Their team provides Pay Per Click and Conversion Optimization.Read More
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928$1,000+10 - 49 employeesLos Angeles, CAGraphic design company Full Boost Media is in Los Angeles, California. They provide Graphic Design and Pay Per Click.Read More
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929Undisclosed10 - 49 employeesLong Beach, CAPay per click agency Ceemi Agency specializes in Pay Per Click and Search Engine Optimization. They are based in Long Beach, California.Read More
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930Undisclosed10 - 49 employeesBakersfield, CATechX Web & APP Development is a mobile application development company. Launched in 2015, the team provides Mobile App Development and Search Engine Optimization.Read More
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Check out a SEO Company in California with the most new reviews in the past 12 months.
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