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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1141Undisclosed50 - 249 employeesIrvine, CATranscend Digital is a custom software development firm founded in 2017. The agency focuses on Custom Software Development and Web Development, and is midsize.Read More
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1142$1,000+2 - 9 employeesNewport Beach, CATusk Creative Studios is a branding agency. Headquartered in Newport Beach, California, their small team specializes in Branding and Marketing Strategy. The firm was launched in 2019.Read More
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1143$1,000+10 - 49 employeesLos Angeles, CALaunched in 2020, Itzfizz Digital is a SEO agency. The agency offers Search Engine Optimization, Web Design, Branding, Digital Strategy, and more and has a small team.Read More
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Shiva ManviIndustries
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1144$1,000+2 - 9 employeesLos Angeles, CAGrafx apps is a website development company. Founded in 2019, the team offers Web Development and UX/UI Design.Read More
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1145$1,000+10 - 49 employeesBeverly Hills, CAGhost Media Inc. Is a social media marketing agency founded in 2011. The team focuses on Social Media Marketing and Digital Strategy and is based in Beverly Hills, California and New York, New York.Read More
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1146$1,000+10 - 49 employeesLos Angeles, CARead More
Founded in 2018, Kaizen Sigma LLC is located in Los Angeles. With nearly 10 employees, they provide content marketing, social media marketing, and business consulting to midmarket and small businesses. They focus on media, arts, entertainment, music, advertising, and marketing industries.
Clients
Optimal Life Medical CenterIndustries
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1147$5,000+10 - 49 employeesSanta Monica, CAStrausberg Group is a media planning and buying agency. They are in Santa Monica, California and have a small team. Their services include media planning & buying, advertising, web design, market research, and more.Read More
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1148Undisclosed10 - 49 employeesCamarillo, CAFounded in 2018, Salem Surround is a small Advertising company. Their team focuses on Advertising and Marketing Strategy.Read More
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1149Undisclosed10 - 49 employeesOakland, CALaunched in 2009, WHM Creative is a small Advertising company based in Oakland, California. Their team offers Advertising and Branding.Read More
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1150$1,000+Freelancer employeesSebastopol, CAEcomm Growth Strategies, an e-commerce development company, was launched in 2019. The small Sebastopol, California-based team focuses on E-Commerce Development, Email Marketing, Conversion Optimization, and Search Engine Optimization.Read More
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1151$5,000+2 - 9 employeesGlendale, CASmall Market Research company Alecan Marketing Solutions, is headquartered in Glendale, California. The team specializes in Market Research and Social Media Marketing.Read More
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1152$5,000+2 - 9 employeesGlendale, CABranding agency Caspian Services was established in 2001. In Glendale, California, the team offers Branding and Social Media Marketing.Read More
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1153Undisclosed2 - 9 employeesSanta Rosa, CABoylan Point Agency is an UX design agency established in 1997. Based in Santa Rosa, California, the team specializes in UX/UI Design and Graphic Design.Read More
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1154$1,000+2 - 9 employeesBakersfield, CADoan Consulting Group is a Bakersfield, California-based Other Marketing company. Launched in 2010, the team specializes in Other Marketing and Content Marketing.Read More
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1155$1,000+10 - 49 employeesLos Angeles, CARead More
LAD Solutions is a full-service digital marketing agency based in Los Angeles, CA. The agency and its nearly 30 employees specialize in web design, SEO, and PPC.
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Nadeau FurnitureIndustries
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1156$1,000+2 - 9 employeesCampbell, CAWeb design agency Solutionarian Marketing is headquartered in Campbell, California. Founded in 2010, the team focuses on Web Design and Digital Strategy.Read More
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1157$1,000+2 - 9 employeesSan Diego, CASky Tide Digital is a small Digital Strategy company. They specialize in Digital Strategy and Search Engine Optimization and were launched in 2013.Read More
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1158$5,000+2 - 9 employeesLos Angeles, CAOther Digital Marketing company Swoon.ai is based in Los Angeles, California. They specialize in Other Digital Marketing and Digital Strategy and were established in 2024.Read More
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1159$50,000+2 - 9 employeesIrvine, CASelect Advisors Institute, LLC is a web design agency based in Irvine, California. Their services include Web Design and Fractional CMO Services.Read More
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1160$1,000+10 - 49 employeesSacramento, CAMeta Web Labs is a social media marketing firm established in 2023. Located in Sacramento, California, their small team offers Social Media Marketing, Search Engine Optimization, Web Design, Web Development, and more.Read More
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1161$5,000+10 - 49 employeesCarlsbad, CAEXERTUS, LLC is a Marketing Strategy company based in Carlsbad, California and Middletown, Connecticut. They provide Marketing Strategy and Search Engine Optimization.Read More
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1162$5,000+10 - 49 employeesLos Angeles, CALero is a branding firm. Their small team is based in Los Angeles, California. Their services include Branding and Digital Strategy.Read More
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1163$1,000+10 - 49 employeesCommerce, CAEstablished in 2019, Yellowspree is a small web design agency. Their services include Web Design and Pay Per Click.Read More
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1164$1,000+10 - 49 employeesSan Diego, CAWebzcribe is a SEO agency. Their team is in San Diego, California and focuses on Search Engine Optimization and Web Design.Read More
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1165$5,000+10 - 49 employeesLaguna Beach, CABarrington Sutherland is a SEO agency in Laguna Beach, California. They specialize in Search Engine Optimization and Web Design.Read More
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1166Undisclosed10 - 49 employeesLa Palma, CADK Website Design is a branding firm headquartered in La Palma, California. They offer Branding and Search Engine Optimization and were founded in 2016.Read More
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1167$1,000+10 - 49 employeesSacramento, CAThe Speedy Web is a SEO services firm. Founded in 1992, the team focuses on Search Engine Optimization and Pay Per Click.Read More
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1168Undisclosed10 - 49 employeesMerced, CAGrow Jumbo LLC is a social media marketing agency. Launched in 2023, the team focuses on Social Media Marketing and Email Marketing. The company is in Merced, California.Read More
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1169$5,000+10 - 49 employeesLos Angeles, CAFounded in 2022, Nasaf Corp is a SEO company. The agency focuses on Search Engine Optimization and Web Design.Read More
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1170$1,000+10 - 49 employeesLos Angeles, CANETMARK SOLUTIONS is a social media marketing company. Their small team is located in Los Angeles, California. Their services include Social Media Marketing and Search Engine Optimization.Read More
Industries
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