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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2581$5,000+2 - 9 employeesBeverly Hills, CASEO Noble Agency is a small Beverly Hills, California-based Advertising company. The team specializes in Advertising and Branding.Read More
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2582$5,000+2 - 9 employeesLos Angeles, CAE Marketing Hub is an Advertising company. They are headquartered in Los Angeles, California and have small team. Their team provides Advertising and Branding.Read More
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2583$5,000+2 - 9 employeesLos Angeles, CASocial Punch Marketing, an Advertising company, provides Advertising and Branding. The agency is in Los Angeles, California.Read More
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2584$5,000+2 - 9 employeesOakland, CAMindShare Design is an Email Marketing company. Founded in 1996, their team offers Email Marketing and Digital Strategy.Read More
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2585$5,000+2 - 9 employeesSan Diego, CASan Diego SEO Marketing Solutions, an Advertising company, was founded in 2011. Headquartered in San Diego, California, the team focuses on Advertising and Branding.Read More
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2586$5,000+2 - 9 employeesSan Francisco, CAFounded in 2009, Element Five is an Advertising company. The agency provides Advertising and Branding.Read More
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2587$5,000+2 - 9 employeesOakland, CABAY SEO is an Advertising company. Their small team is in Oakland, California. Their team specializes in Advertising and Branding.Read More
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2588$5,000+2 - 9 employeesClovis, CAClovis Webmasters is a small Advertising company in Clovis, California. The team focuses on Advertising and Branding.Read More
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2589$5,000+2 - 9 employeesLos Angeles, CABased in Los Angeles, California, Techtris is a small Advertising company. The team specializes in Advertising and Branding.Read More
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2590$5,000+2 - 9 employeesGlendale, CAArpi Design is a small Glendale, California-based Advertising company. Their services include Advertising and Search Engine Optimization.Read More
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2591$5,000+2 - 9 employeesEast Los Angeles, CAExecutive Decision Marketing is an Advertising company. They were launched in 1996, and their services include Advertising and Branding.Read More
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2592$5,000+2 - 9 employeesLos Angeles, CAWebVDEO, a web design agency, was launched in 2010. Their small team is located in Los Angeles, California and provides web design, search engine optimization, social media marketing, and video production.Read More
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2593$5,000+2 - 9 employeesLos Angeles, CAFrog On Top Studios is a Marketing Strategy company founded in 1999. The small team provides Marketing Strategy and Search Engine Optimization.Read More
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2594$5,000+2 - 9 employeesLos Angeles, CASEO agency DM Web Solution provides Search Engine Optimization and Web Design. They are located in Los Angeles, California.Read More
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2595$5,000+2 - 9 employeesLos Angeles, CAFounded in 2015, Got Sales Traffic is an Email Marketing company. The small team provides Email Marketing and Search Engine Optimization.Read More
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2596$5,000+2 - 9 employeesSan Francisco, CADon Web Solutions, an e-commerce development firm, is headquartered in San Francisco, California. They provide E-Commerce Development and Graphic Design.Read More
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2597$5,000+2 - 9 employeesSan Francisco, CAD3 Solutions, an e-commerce development company, specialize in E-Commerce Development and Search Engine Optimization. They were established in 1997.Read More
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2598$5,000+2 - 9 employeesSan Francisco, CAInsight Forge is a San Francisco, California-based pay per click agency. Their services include Pay Per Click and Search Engine Optimization.Read More
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2599$5,000+2 - 9 employeesLos Angeles, CABiago Media is an e-commerce development firm based in Los Angeles, California. Launched in 2005, the team specializes in E-Commerce Development and IT managed services.Read More
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2600$5,000+2 - 9 employeesLos Angeles, CAConversion Optimization company Attention Interactive was launched in 2001. The company specializes in Conversion Optimization and E-Commerce Development.Read More
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2601$5,000+2 - 9 employeesLos Angeles, CARead More
Sacred Cow Studios is a small website development firm headquartered in Los Angeles, California. The team focuses on web development, search engine optimization, mobile app development, web design, and more.
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2602$5,000+2 - 9 employeesLos Angeles, CATAPSIX Digital Marketing is a Los Angeles, California-based Content Marketing company. They provide Content Marketing and Search Engine Optimization and were launched in 2012.Read More
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2603$5,000+2 - 9 employeesLos Angeles, CASmall branding agency Nitro Interactive Marketing, LLC, is located in Los Angeles, California. The team provides Branding and Graphic Design.Read More
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2604$5,000+2 - 9 employeesLos Angeles, CAMaximus Business, an e-commerce development company, provide E-Commerce Development and Email Marketing. They were launched in 2010.Read More
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2605$5,000+2 - 9 employeesLos Angeles, CAShineinweb, LLC is a small branding agency based in Los Angeles, California. The team provides Branding and E-Commerce Development.Read More
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2606$5,000+2 - 9 employeesSan Diego, CAEstablished in 2008, Alpha Webworks is an e-commerce development company. The team provides E-Commerce Development and Graphic Design and is in San Diego, California.Read More
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2607$5,000+2 - 9 employeesSan Diego, CADesignerWebsites.us is a small San Diego, California-based branding firm. The team offers Branding and Print Design.Read More
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2608$5,000+2 - 9 employeesSan Diego, CAITegrity Web Technologies is a San Diego, California-based SEO agency. Founded in 2002, the team provides Search Engine Optimization and Web Design.Read More
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2609$5,000+2 - 9 employeesSan Diego, CALevel 5 Studio is an Email Marketing company. They specialize in Email Marketing and Graphic Design and were founded in 2012.Read More
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2610$5,000+2 - 9 employeesSan Diego, CASmall Digital Strategy company Sma2z, is headquartered in San Diego, California. Their services include Digital Strategy and Graphic Design.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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