Top 100 SEO Companies in California
The Best of July 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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2281Undisclosed2 - 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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2282Undisclosed2 - 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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2283Undisclosed2 - 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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2284Undisclosed2 - 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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2285Undisclosed2 - 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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2286$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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2287$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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2288$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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2289UndisclosedFreelancer 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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2290$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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2291$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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2292$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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2293$1,000+2 - 9 employeesRoseville, CAWebsite development company castells.agency specializes in Web Development and Advertising. They were established in 2017.Read More
Industries
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2294Undisclosed2 - 9 employeesSan Diego, CAStorm Salon Social, a social media marketing firm, was founded in 2017. Based in San Diego, California, the team provides Social Media Marketing and Content Marketing.Read More
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2295$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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2296Undisclosed2 - 9 employeesSacramento, CABICHROME, a branding agency, is based in Sacramento, California. Their services include Branding and Digital Strategy.Read More
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2297Undisclosed250 - 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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2298$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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2299$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
Industries
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2300Undisclosed10 - 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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2301Undisclosed10 - 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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2302$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
Industries
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2303$5,000+Freelancer employeesSacramento, CABullet Consulting is an Advertising company founded in 2009. The firm focuses on Advertising and Branding.Read More
Industries
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2304$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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2305$5,000+50 - 249 employeesSan Francisco, CABite Communications is a branding firm. They are in San Francisco, California and London, England and have midsize team. Their team specializes in Branding and Public Relations.Read More
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2306$5,000+50 - 249 employeesSan Diego, CAEinstein Industries is a midsize San Diego, California-based social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.Read More
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2307$10,000+50 - 249 employeesSan Francisco, CAPrimitive Logic is a midsize data analytics company. Launched in 1984, the team focuses on BI & big data consulting & SI and cloud consulting & SI.Read More
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2308Undisclosed50 - 249 employeesSan Francisco, CAPalisades Media Group, an Advertising company, was established in 1996. They offers Advertising and Graphic Design.Read More
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2309Undisclosed50 - 249 employeesWoodbridge, CASplash Factory LLC is a Woodbridge, California-based custom software development company. They offer Custom Software Development and UX/UI Design and were founded in 2015.Read More
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2310Undisclosed50 - 249 employeesGarden Grove, CATeam Debello is a Digital Strategy company based in Garden Grove, California. Their services include Digital Strategy and Social Media Marketing.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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