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.
List of the Best California SEO Firms
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841$25,000+50 - 249 employeesLos Angeles, CARead More
Indigo Web Studios is a Los Angeles, California-based social media marketing agency. The midsize agency was founded in 2016. Their services include social media marketing, search engine optimization, web development, and e-commerce development.
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842$1,000+50 - 249 employeesLos Angeles, CALocated in Los Angeles, California, FBA Listing Optimization is a midsize SEO services firm. Their services include Search Engine Optimization and Pay Per Click.Read More
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843$1,000+50 - 249 employeesSanta Clara, CAPathloft is a SEO agency. Located in Santa Clara, California, the team specializes in Search Engine Optimization and Digital Strategy.Read More
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844$1,000+50 - 249 employeesDanville, CARedBlink Technologies is a midsize Digital Strategy company headquartered in Danville, California. Their services include Digital Strategy and Search Engine Optimization.Read More
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845$10,000+50 - 249 employeesIrvine, CANew Target, Inc. - The Digital Agency is a SEO agency launched in 1998. The midsize Alexandria, Virginia-based team focuses on Search Engine Optimization, Web Design, Web Development, Branding, and more.Read More
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846$5,000+10 - 49 employeesLos Angeles, CAPay per click company Digitopia was founded in 2009. The company specializes in Pay Per Click and Search Engine Optimization, and is small.Read More
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847$1,000+10 - 49 employeesSacramento, CAOther Digital Marketing company California Technologies was founded in 2021. The team specializes in Other Digital Marketing and Search Engine Optimization.Read More
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848$1,000+10 - 49 employeesSan Diego, CARead More
Scope Digital, a web design company, was founded in 2012. They are headquartered in San Diego, California and Vancouver, Canada and have a small team. Their services include web design, search engine optimization, pay per click, digital strategy, and more.
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849$1,000+10 - 49 employeesEl Segundo, CAHeadquartered in El Segundo, California, VegaOne is a small graphic design agency and website development firm. Launched in 2024, the team specializes in graphic design and web development.Read More
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850$1,000+10 - 49 employeesLos Angeles, CAROCK IMS is a branding firm located in Los Angeles, California. The team offers Branding and Social Media Marketing.Read More
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851$10,000+10 - 49 employeesWhittier, CACause Hack is a Content Marketing company. They focus on Content Marketing and Search Engine Optimization and are based in Whittier, California.Read More
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852$1,000+10 - 49 employeesLaguna Hills, CAAmanrasoft is a Digital Strategy company founded in 2015. The small Laguna Hills, California-based team focuses on Digital Strategy, Social Media Marketing, Search Engine Optimization, Graphic Design, and more.Read More
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853$5,000+10 - 49 employeesLos Angeles, CAES Advertising, Inc. Is a Digital Strategy company. They were established in 1999, and their services include Digital Strategy and Search Engine Optimization.Read More
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854$5,000+10 - 49 employeesSan Francisco, CAAdvertising company Blackbelt was established in 2015. The firm offers Advertising and Branding.Read More
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855$5,000+10 - 49 employeesLong Beach, CAETA Agency is an Advertising company. The team focuses on Advertising and Branding and is in Long Beach, California.Read More
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856Undisclosed10 - 49 employeesBakersfield, CADeprigo, Inc. Is a branding firm launched in 2017. The team focuses on Branding and Graphic Design and is based in Bakersfield, California and.Read More
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857Undisclosed10 - 49 employeesSan Diego, CAThe Coast Creative is an Advertising company. Based in San Diego, California, the firm was founded in 2018. Their team offers Advertising and Digital Strategy.Read More
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858Undisclosed10 - 49 employeesVisalia, CALoops Marketing is a web design agency. The Visalia, California-based company was established in 2012. Their team specializes in Web Design and Graphic Design.Read More
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859Undisclosed10 - 49 employeesCalabasas, CAIn Calabasas, California, Digital Standout is an Advertising company. Founded in 2014, the team specializes in Advertising and Pay Per Click.Read More
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860Undisclosed10 - 49 employeesSimi Valley, CALilikoi agency is a Simi Valley, California-based Advertising company. Their services include Advertising and Marketing Strategy.Read More
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861$5,000+10 - 49 employeesLos Angeles, CARead More
Founded in 2017 NITRO PLUG Digital Marketing is located in Los Angeles. With about 10 employees, they provide digital strategy, social media marketing, and email marketing services to enterprise, midmarket, and small businesses. They focus on business services and information technology industries.
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LA Home RemodelingIndustries
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862$1,000+10 - 49 employeesRamona, CAForce0six, a media planning and buying agency, specialize in Media Planning & Buying and Pay Per Click. They were launched in 2015.Read More
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863$5,000+10 - 49 employeesIrvine, CAClarity Digital Agency is a SEO services firm. Launched in 2018, their team specializes in Search Engine Optimization and Pay Per Click.Read More
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864$1,000+10 - 49 employeesCitrus Heights, CAAtria Web Solutions is a small social media marketing company. They specialize in Social Media Marketing and Search Engine Optimization and were established in 2003.Read More
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865Undisclosed10 - 49 employeesLos Angeles, CAIn Los Angeles, California and Madrid, Spain, Presenzia Digital Marketing is an e-commerce development company. Their services include E-Commerce Development and Social Media Marketing.Read More
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866$5,000+2 - 9 employeesLong Beach, CAIffel International Inc., an Advertising company, was launched in 2006. In Long Beach, California and Anaheim, California, the team focuses on Advertising and Branding.Read More
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867$5,000+2 - 9 employeesLong Beach, CAHeadquartered in Long Beach, California, Proactive SEO Solutions is an Advertising company. They offer Advertising and Branding.Read More
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868$5,000+2 - 9 employeesLos Angeles, CABad Assembly, an Advertising company, was established in 2006. The firm offers Advertising and Branding.Read More
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869$5,000+2 - 9 employeesSan Francisco, CASmall Advertising company glassCanopy, is based in San Francisco, California. Their services include Advertising and Branding.Read More
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870$1,000+2 - 9 employeesLos Angeles, CASocial media marketing firm Pink Shark Marketing is in Los Angeles, California. They specialize in Social Media Marketing and Advertising.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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