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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1471$1,000+2 - 9 employeesLos Angeles, CA2X Market, a CRM consulting and SI company, is in Los Angeles, California. They offer CRM consulting and SI and AI Consulting.Read More
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1472$1,000+2 - 9 employeesVista, CAMariner Marketing is a small Vista, California-based Advertising company. The team specializes in Advertising and Branding.Read More
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1473Undisclosed2 - 9 employeesLos Angeles, CAIn Los Angeles, California, Digifetch LLC is a small Marketing Strategy company. Their services include Marketing Strategy and Social Media Marketing.Read More
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1474$1,000+2 - 9 employeesTemecula, CAFounded in 2025, Storefront Audit is a Product Marketing company. The small team provides Product Marketing and Market Research.Read More
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1475$10,000+2 - 9 employeesLos Angeles, CADancing Sky Studios is a social media marketing agency. In Los Angeles, California, the team focuses on Social Media Marketing and Video Production.Read More
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1476$1,000+2 - 9 employeesSan Diego, CAFounded in 2025, the boring digital co. Is an Advertising company. The team provides Advertising and Marketing Strategy and is in San Diego, California.Read More
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1477Undisclosed2 - 9 employeesLos Angeles, CAAmerican Web Nest is a software development company headquartered in Los Angeles, California and Los Angeles, California. They focus on Custom Software Development and UX/UI Design.Read More
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1478$10,000+10 - 49 employeesSan Diego, CAScalable Growth is a Market Research company in San Diego, California. The firm provides Market Research, Marketing Strategy, Digital Strategy, and Search Engine Optimization and has a small team.The firm was launched in 2022.Read More
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1479$5,000+10 - 49 employeesLos Angeles, CASEO agency MezzoLogic was founded in 2011. Based in Los Angeles, California, the team focuses on Search Engine Optimization and Pay Per Click.Read More
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1480Undisclosed10 - 49 employeesLos Angeles, CAHeadquartered in Los Angeles, California, Webstyle Inc. Is a small SEO company. Their services include Search Engine Optimization and Web Development.Read More
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1481Undisclosed10 - 49 employeesSan Jose, CALocated in San Jose, California, LMGPR is a SEO services firm. The team provides Search Engine Optimization and Public Relations.Read More
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1482Undisclosed10 - 49 employeesRiverside, CAEXtéres Corporation is a Riverside, California-based SEO services firm. Launched in 2007, the team focuses on Search Engine Optimization and Pay Per Click.Read More
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1483$1,000+2 - 9 employeesInglewood, CARead More
598 Los Angeles is an SEO and social media company based out of Inglewood, Calif. Founded in 2020 and with a compact team of fewer than 10 employees, they offer social media marketing, SEO, and PPC to small businesses inc consumer products or business-related industries.
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FataMorgana GelatoIndustries
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1484$1,000+10 - 49 employeesLos Angeles, CAObrofy - Digital Marketing Agency is a Demand Generation Marketing company launched in 2020. The small New York, New York-based team specializes in Demand Generation Marketing, Pay Per Click, Search Engine Optimization, Content Marketing, and more.Read More
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1485$10,000+10 - 49 employeesSan Francisco, CALocated in Chicago, Illinois; Vancouver, Canada; Calgary, Canada and Laguna Hills, California, Brand Vision is a web design agency. The small team specializes in Web Design, Branding, Low/No Code Development, and Search Engine Optimization. The firm was launched in 2018.Read More
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Flipp Albertsons Companies Government of Canada Forest Hill Real EstateIndustries
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1486$1,000+Freelancer employeesLos Angeles, CAThe Los Angeles SEO Company LLC, a SEO company, was established in 2018. Their small team is based in Los Angeles, California. The firm focuses on search engine optimization, digital strategy, and social media marketing.Read More
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1487$5,000+2 - 9 employeesSan Mateo, CABay Area Web Solutions is a web design company. Their small team is headquartered in San Mateo, California. The firm specializes in Web Design and Search Engine Optimization.Read More
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1488$1,000+10 - 49 employeesSan Ramon, CARead More
Located in San Francisco, Spokes Digital is an IT services and digital solutions provider that was founded in 2017. Spokes Digital's team of 65 focuses on the e-commerce, healthcare and advertising industries. The agency has expertise in web design, e-commerce development, SEO, custom software development and digital strategy.
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CannIndustries
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1489$5,000+10 - 49 employeesSan Francisco, CAProWeb, Inc is a San Francisco, California-based SEO agency. Established in 2023, the team offers Search Engine Optimization and Web Development.Read More
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1490$5,000+50 - 249 employeesSanta Barbara, CAGen3 Marketing, an Affiliate Marketing company, was launched in 2007. The firm focuses on Affiliate Marketing, Search Engine Optimization, Other Digital Marketing, and Social Media Marketing and has a midsize team.Read More
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Allbirds Aspen Dental Gap GlossierIndustries
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1491$1,000+2 - 9 employeesSan Bernardino, CARead More
Digital strategy company Awaken Media Solutions is in San Bernardino, California. Established in 2019, the small team focuses on digital strategy, content marketing, social media marketing, conversion optimization, and more.
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1492$1,000+2 - 9 employeesOceanside, CAPay per click agency AI Advantage Agency was launched in 2023. Headquartered in Oceanside, California, their small team focuses on Pay Per Click, AI Consulting, Search Engine Optimization, Performance Marketing, and more.Read More
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1493$5,000+250 - 999 employeesHuntington Beach, CAInnocean USA is a Huntington Beach, California-based Advertising company. Founded in 2005, the team offers Advertising and Branding.Read More
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1494$5,000+250 - 999 employeesSan Francisco, CALaunched in 1997, Swirl is a midsize Advertising company. Their team specializes in Advertising and Branding.Read More
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1495$5,000+250 - 999 employeesLos Angeles, CAPhelps is an Advertising company in Los Angeles, California. They offer Advertising and Branding.Read More
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1496$10,000+250 - 999 employeesSan Francisco, CAGoodby Silverstein & Partners is a SEO company. The team is in San Francisco, California, and their services include Search Engine Optimization and Web Design.Read More
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1497Undisclosed250 - 999 employeesLos Angeles, CAKoalifiedLeads is an answering service. The team offers Call Center Services and Social Media Marketing, and the agency is headquartered in Los Angeles, California.Read More
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1498Undisclosed250 - 999 employeesSan Francisco, CAEmail Marketing company Content Writing Xpert was founded in 2018. Headquartered in San Francisco, California, the team offers Email Marketing and Search Engine Optimization.Read More
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1499Undisclosed250 - 999 employeesCulver City, CAPacvue, a midsize pay per click agency, is headquartered in Culver City, California. Their services include Pay Per Click and Advertising.Read More
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1500Undisclosed250 - 999 employeesLos Angeles, CAHylink Group is a business intelligence company. Their team is in Los Angeles, California. The company focuses on BI & big data consulting & SI 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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