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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1831Undisclosed10 - 49 employeesMountain View, CACypress Digital Media is a Mountain View, California-based application development firm. Launched in 2010, the team specializes in Mobile App Development and Search Engine Optimization.Read More
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1832Undisclosed10 - 49 employeesSan Diego, CACirca Interactive is a branding agency established in 2011. The firm offers Branding and Search Engine Optimization.Read More
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1833Undisclosed10 - 49 employeesSanta Ana, CAPay per click company Acumen Velocity was launched in 2007. The small team provides Pay Per Click and Search Engine Optimization.Read More
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1834Undisclosed10 - 49 employeesSan Diego, CAStats Digital is an Email Marketing company. They offer Email Marketing and Search Engine Optimization and are based in San Diego, California.Read More
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1835Undisclosed10 - 49 employeesEl Segundo, CANOMAD Digital + Venture, a branding firm, was launched in 2018. The company specializes in Branding and Content Marketing, and is small.Read More
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1836Undisclosed10 - 49 employeesSan Luis Obispo, CAThe Parable Group is an Advertising company. The company is headquartered in San Luis Obispo, California. Their team offers Advertising and Email Marketing.Read More
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1837Undisclosed10 - 49 employeesWalnut Creek, CAWPF Creatives is a SEO agency. They provide Search Engine Optimization and Content Marketing and are based in Walnut Creek, California.Read More
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1838Undisclosed10 - 49 employeesSan Diego, CALaunched in 2016, 4Blooms.Guru is an Advertising company. The company provides Advertising and Email Marketing.Read More
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1839Undisclosed10 - 49 employeesLos Angeles, CABranding company Bud Marketers, LTD was founded in 2002. The team focuses on Branding and E-Commerce Development and is in Los Angeles, California.Read More
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1840Undisclosed10 - 49 employeesHawthorne, CAAuroinfo - Hawthorne is a small AI firm. They provide Artificial Intelligence and Content Marketing and were established in 2002.Read More
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1841Undisclosed10 - 49 employeesRancho Cucamonga, CATIG ADVERTISING, INC. Is a Content Marketing company. Established in 2016, the agency is located in Rancho Cucamonga, California. Their team offers Content Marketing and Pay Per Click.Read More
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1842Undisclosed10 - 49 employeesChico, CASteps Marketing is a graphic design company launched in 2007. The small team focuses on Graphic Design and Marketing Strategy.Read More
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1843Undisclosed10 - 49 employeesIrvine, CABrandcasters, Inc. - Podetize, an Advertising company, was launched in 2017. The small team offers Advertising and Content Marketing.Read More
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1844Undisclosed10 - 49 employeesManhattan Beach, CAPipeline (Manhattan Beach, California) is a small branding agency headquartered in Manhattan Beach, California. The team specializes in Branding and Email Marketing.Read More
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1845Undisclosed10 - 49 employeesSanta Barbara, CADigital Performance Marketing Group is a Santa Barbara, California-based Advertising company. The team focuses on Advertising and Email Marketing.Read More
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1846Undisclosed10 - 49 employeesSan Luis Obispo, CAVibrant Agency, an e-commerce development firm, was launched in 2014. Located in San Luis Obispo, California, the team focuses on E-Commerce Development and Graphic Design.Read More
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1847Undisclosed10 - 49 employeesMenlo Park, CAContinuum Global is an Email Marketing company. Their team is located in Menlo Park, California. The firm focuses on Email Marketing and Search Engine Optimization.Read More
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1848Undisclosed10 - 49 employeesAntioch, CA365 Days On is an IT managed services company launched in 2015. The team provides IT managed services and Web Development and is headquartered in Antioch, California.Read More
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1849Undisclosed10 - 49 employeesPleasant Hill, CAKha Creation USA, a web design agency, is located in Pleasant Hill, California. The team specializes in Web Design and Web Development.Read More
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1850Undisclosed10 - 49 employeesDiscovery Bay, CAConquest Marketing, a small Content Marketing company, is in Discovery Bay, California. Their services include Content Marketing and Email Marketing.Read More
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1851Undisclosed10 - 49 employeesNewport Beach, CADigital EYE Media, a branding agency, is in Newport Beach, California. Founded in 2001, the team offers Branding and Content Marketing.Read More
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1852Undisclosed10 - 49 employeesLos Alamitos, CAInfused Digital, a graphic design company, is in Los Alamitos, California. The team provides Graphic Design and Search Engine Optimization.Read More
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1853Undisclosed10 - 49 employeesNewport Beach, CATypeLab is a small branding agency headquartered in Newport Beach, California. The team offers Branding and Conversion Optimization.Read More
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1854Undisclosed10 - 49 employeesNorwalk, CAPay per click agency Pantera Digital Media was established in 2009. The firm offers Pay Per Click and Search Engine Optimization, and is small.Read More
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1855Undisclosed10 - 49 employeesSeal Beach, CAMy Social Biz is a Content Marketing company. Headquartered in Seal Beach, California, the agency specializes in Content Marketing and Digital Strategy.Read More
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1856Undisclosed10 - 49 employeesOrange, CAEverythingOnline LLC is a Conversion Optimization company. Established in 2010, the firm is headquartered in Orange, California. Their services include Conversion Optimization and Pay Per Click.Read More
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1857Undisclosed10 - 49 employeesHacienda Heights, CAChampion Network, an user experience design company, is located in Hacienda Heights, California. They offer UX/UI Design and Search Engine Optimization and were launched in 2000.Read More
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1858Undisclosed10 - 49 employeesUpland, CAAdvantage Attorney is a Content Marketing company. The Upland, California-based company offers Content Marketing and Search Engine Optimization.Read More
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1859Undisclosed10 - 49 employeesMarina del Rey, CAAdvertise Naked is an Email Marketing company. Founded in 2019, the company is located in Marina del Rey, California. Their services include Email Marketing and Search Engine Optimization.Read More
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1860Undisclosed10 - 49 employeesLos Angeles, CABlue Wing Ads is a social media marketing agency. The company is based in Los Angeles, California. Their services include Social Media Marketing and Pay Per Click.Read More
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