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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2731Undisclosed2 - 9 employeesAlameda, CAReinhardt Designs is a branding company. Their small team is based in Alameda, California. Their team offers Branding and Graphic Design.Read More
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2732Undisclosed2 - 9 employeesSan Diego, CAPackage Your Deal is a Packaging Design company established in 2004. Located in San Diego, California, the team offers Packaging Design and Email Marketing.Read More
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2733Undisclosed2 - 9 employeesOakland, CA18 East Web Design is a graphic design company. They are located in Oakland, California, and their services include Graphic Design and Logo.Read More
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2734Undisclosed2 - 9 employeesMilpitas, CAWebsite For Business is a small Milpitas, California-based web development firm. Their services include Web Development and Web Design.Read More
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2735Undisclosed2 - 9 employeesLong Beach, CAThe Web Handlers is a web development firm. In Long Beach, California, the team offers Web Development and Branding.Read More
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2736Undisclosed2 - 9 employeesLong Beach, CAKeen Social, a social media marketing firm, was launched in 2016. They provides Social Media Marketing and Search Engine Optimization.Read More
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2737Undisclosed2 - 9 employeesModesto, CAKroma Web Studio is a branding company established in 2014. Their services include Branding and Conversion Optimization.Read More
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2738Undisclosed2 - 9 employeesLake Forest, CAIngenious info web, an app development company, was launched in 2015. The small team specializes in Mobile App Development and Search Engine Optimization.Read More
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2739Undisclosed2 - 9 employeesVentura, CAOkVentura Website Design, a web design agency, was established in 2011. They focuses on Web Design and Graphic Design.Read More
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2740Undisclosed2 - 9 employeesFolsom, CAData Driven Group is an Advertising company. Their small team is headquartered in Folsom, California. Their services include Advertising and Digital Strategy.Read More
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2741Undisclosed2 - 9 employeesWestminster, CAVNVN System is a web design agency. The Westminster, California-based firm was launched in 1998. Their services include Web Design and Search Engine Optimization.Read More
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2742Undisclosed2 - 9 employeesWhittier, CAPowerful Site Design (PSD) is a SEO services firm. Established in 1998, the firm is based in Whittier, California. Their services include Search Engine Optimization and Web Design.Read More
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2743Undisclosed2 - 9 employeesDavis, CALocal Search Appeal is a pay per click agency. The firm is located in Davis, California. Their services include Pay Per Click and Search Engine Optimization.Read More
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2744Undisclosed2 - 9 employeesWalnut Creek, CACrush My Market is a Content Marketing company. Their team is headquartered in Walnut Creek, California. The firm offers Content Marketing and Email Marketing.Read More
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2745Undisclosed2 - 9 employeesHawthorne, CAHeadquartered in Hawthorne, California, CODZR is a Conversion Optimization company. Their services include Conversion Optimization and E-Commerce Development.Read More
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2746Undisclosed2 - 9 employeesUpland, CASix Days Media, LLC is a pay per click company. They are headquartered in Upland, California and have small team of experts. Their services include Pay Per Click and Search Engine Optimization.Read More
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2747Undisclosed2 - 9 employeesFountain Valley, CASocialWiseSolutions is a Content Marketing company located in Fountain Valley, California. Their services include Content Marketing and Email Marketing.Read More
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2748Undisclosed2 - 9 employeesHayward, CASaheltech is a Business Consulting company founded in 2002. The team offers Business Consulting and Mobile App Development.Read More
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2749Undisclosed2 - 9 employeesStockton, CAWhimsicode is a branding company. The small Stockton, California-based team provides Branding and Mobile App Development. The company was launched in 2016.Read More
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2750Undisclosed2 - 9 employeesEureka, CACarson Park Design is a small branding agency based in Eureka, California. The team provides Branding and Graphic Design.Read More
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2751Undisclosed2 - 9 employeesColton, CAInland Empire IT Services is an Email Marketing company. Headquartered in Colton, California, the company was established in 2015. Their team specializes in Email Marketing and Pay Per Click.Read More
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2752Undisclosed2 - 9 employeesLos Angeles, CATru Designs is an UX design company. The company is located in Los Angeles, California. Their team focuses on UX/UI Design and Branding.Read More
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2753Undisclosed2 - 9 employeesThousand Oaks, CAPriority Media, a small Email Marketing company, is based in Thousand Oaks, California. The team provides Email Marketing and Pay Per Click.Read More
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2754Undisclosed2 - 9 employeesLos Angeles, CACalifornia Web Solutions is a small e-commerce development company located in Los Angeles, California. Their services include E-Commerce Development and Graphic Design.Read More
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2755Undisclosed2 - 9 employeesMoorpark, CAIdcubed.com, inc. Is an e-commerce development company in Moorpark, California. The team provides E-Commerce Development and Pay Per Click.Read More
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2756Undisclosed2 - 9 employeesLos Angeles, CASmall graphic design agency HaniDesign Web&Graphic Design, is headquartered in Los Angeles, California. The team offers Graphic Design and Print Design.Read More
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2757Undisclosed2 - 9 employeesThousand Oaks, CASmall Advertising company Fuji 9, is located in Thousand Oaks, California. The team specializes in Advertising and Pay Per Click.Read More
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2758Undisclosed2 - 9 employeesChico, CAEstablished in 2018, Cliffside Creative is a small Chico, California-based Corporate Photography company. Their team offers Corporate Photography and Graphic Design.Read More
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2759Undisclosed2 - 9 employeesChico, CAFarrell Design Group is a small Chico, California-based graphic design company. The team focuses on Graphic Design and Logo.Read More
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2760Undisclosed2 - 9 employeesSanta Rosa, CAEstablished in 1987, Vinson Advertising Ads is an Advertising company. The team provides Advertising and Other Marketing and is located in Santa Rosa, California.Read More
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