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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1171$1,000+2 - 9 employeesSierra Madre, CABeri Brands, an Advertising company, was founded in 2022. The team provides Advertising and Branding and is located in Sierra Madre, California.Read More
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1172$1,000+2 - 9 employeesOxnard, CABased in Oxnard, California, LocalisedSEO is a small SEO agency. The team offers Search Engine Optimization and Pay Per Click.Read More
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1173$1,000+2 - 9 employeesLaguna Beach, CAScale Smart Digital is a branding firm founded in 2024. Their team specializes in Branding and Social Media Marketing.Read More
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1174$1,000+2 - 9 employeesTemecula, CAMarketing Boss USA is an Advertising company. In Temecula, California, their small team provides Advertising and Content Marketing. The firm was established in 2023.Read More
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1175Undisclosed2 - 9 employeesArroyo Grande, CAWeb development company psylab is located in Arroyo Grande, California. They specialize in Web Development and Search Engine Optimization and were founded in 2024.Read More
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1176Undisclosed2 - 9 employeesLos Angeles, CAConversion Optimization company Meta Labs was founded in 2023. The agency provides Conversion Optimization and Search Engine Optimization.Read More
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1177$5,000+2 - 9 employeesWestlake Village, CAFounded in 2023, CRTE, a small branding firm, is in Westlake Village, California. Their team provides Branding and Search Engine Optimization.Read More
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1178$5,000+2 - 9 employeesWest Hollywood, CAAle-bella, a social media marketing agency, was established in 2021. Based in West Hollywood, California, the team specializes in Social Media Marketing and Email Marketing.Read More
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1179$100,000+2 - 9 employeesSan Francisco, CABe Up Outsourcing is a San Francisco, California-based Advertising company. Founded in 2021, the team provides Advertising and Search Engine Optimization.Read More
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1180Undisclosed2 - 9 employeesSacramento, CAFounded in 2024, Verdiant Solutions, a small SEO company, is in Sacramento, California. Their services include Search Engine Optimization and Pay Per Click.Read More
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1181$1,000+2 - 9 employeesIrvine, CAEstablished in 2003, Affordable Marketing is a small Irvine, California-based social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.Read More
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1182$50,000+2 - 9 employeesCosta Mesa, CALead Credit Solution Media is a small branding company. They provide Branding and Event Marketing and were launched in 2021.Read More
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1183$1,000+2 - 9 employeesSacramento, CAEstablished in 2021, Capmov, a small branding agency, is located in Sacramento, California. Their services include Branding and Search Engine Optimization.Read More
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1184$10,000+2 - 9 employeesSan Jose, CANavEase is a SEO company founded in 2024. Headquartered in San Jose, California, the team focuses on Search Engine Optimization and IT strategy consulting.Read More
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1185Undisclosed2 - 9 employeesIrvine, CADigital Peak Strategy, a Demand Generation Marketing company, is headquartered in Irvine, California. Established in 2024, the team specializes in Demand Generation Marketing and Marketing Strategy.Read More
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1186$1,000+2 - 9 employeesIrvine, CAValue Vision Group, LLC, a social media marketing agency, is headquartered in Irvine, California. Launched in 2020, the team offers Social Media Marketing and Search Engine Optimization.Read More
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1187$1,000+2 - 9 employeesSan Francisco, CALub Dub Marketing, a social media marketing agency, was founded in 2023. The small team focuses on Social Media Marketing and Search Engine Optimization.Read More
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1188Undisclosed2 - 9 employeesCulver City, CASocial media marketing agency Bee-Big was established in 2022. The small team specializes in Social Media Marketing and Email Marketing.Read More
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1189$1,000+2 - 9 employeesIrvine, CAAlchemy Fusion, LLC is an Advertising company launched in 2024. The firm provides Advertising and Digital Strategy, and is small.Read More
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1190$5,000+2 - 9 employeesGlendale, CAInfinitaq, a SEO agency, is in Glendale, California. Their services include Search Engine Optimization and Web Design.Read More
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1191$1,000+2 - 9 employeesPasadena, CAFirst Spring Digital is a branding company. The team specializes in Branding and Search Engine Optimization, and the agency is located in Pasadena, California.Read More
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1192$1,000+2 - 9 employeesLos Angeles, CABlckPanda Website Design & SEO Services - LA is a Los Angeles, California-based web development company. Their services include Web Development and Search Engine Optimization.Read More
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1193$5,000+2 - 9 employeesLos Angeles, CABranding company Backlink Groups is in Los Angeles, California. The team provides Branding and Marketing Strategy.Read More
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1194$1,000+2 - 9 employeesArtesia, CALocated in Artesia, California and Noida, India, DIGITAL WIZARDS SOLUTIONS LLC is a social media marketing agency. Their services include Social Media Marketing and Search Engine Optimization.Read More
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1195Undisclosed2 - 9 employeesLos Angeles, CAEstablished in 2024, Nexus Digital Marketing Agency is a branding company. The team provides Branding and Social Media Marketing.Read More
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1196$1,000+2 - 9 employeesMilpitas, CAIOTTAA is a Milpitas, California-based branding company. They specialize in Branding and Search Engine Optimization and were established in 2017.Read More
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1197$1,000+2 - 9 employeesLos Angeles, CAORM Agency is an Advertising company located in Los Angeles, California. They focus on Advertising and Branding.Read More
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1198$1,000+2 - 9 employeesPalm Springs, CAStudio66 is a branding company. Their small team is in Palm Springs, California and focuses on Branding and Search Engine Optimization. The agency was founded in 2023.Read More
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1199$1,000+2 - 9 employeesGlendale, CAAtmos Digital LLC is a branding agency. Their small team is located in Glendale, California and specializes in Branding and Social Media Marketing. The firm was established in 2023.Read More
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1200Undisclosed2 - 9 employeesLaguna Beach, CAStudio 22 Media is a Laguna Beach, California-based social media marketing firm. They focus on Social Media Marketing and Search Engine Optimization.Read More
Industries
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