Top 100 SEO Companies in California
The Best of October 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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31$1,000+250 - 999 employeesSan Jose, CAWytlabs is a SEO services firm. Established in 2015, the midsize company is in San Jose, California. Their services include search engine optimization, pay per click, and web development.Read More
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32$25,000+10 - 49 employeesMonrovia, CAReady Artwork - Website, Design, Marketing is a web design agency. The small Monrovia, California-based agency was launched in 2003. Their services include Web Design, Search Engine Optimization, and Pay Per Click.Read More
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Adobe Systems SCS Engineering RideCo On-Demand Transit SouthWest Water CompanyIndustries
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33$5,000+2 - 9 employeesSacramento, CARead More
Lockedown Design & SEO is a digital agency in Sacramento, Calif. Founded in 2012, they’re a freelancer who serves small businesses in the manufacturing and business sectors. Services include SEO, web design, and content marketing.
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Raptor Blasting Systems LLCIndustries
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34$10,000+10 - 49 employeesLos Angeles, CAFounded in 2009, Single Grain is a small SEO company. Their services include Search Engine Optimization, Pay Per Click, Conversion Optimization, and Digital Strategy. The firm is based in Los Angeles, California and San Francisco, California.Read More
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Uber -
35Undisclosed10 - 49 employeesWestlake Village, CARead More
Founded in 2010, Sachs Marketing Group is a local SEO firm based in Westlake Village, California. With a team of approximately 15 employees, Sachs Marketing Group assists clients with SEO, web design, and social media marketing.The client appreciated that Sachs Marketing Group was highly responsive and able to achieve a first page ranking for nearly all keywords the client identified, with an ongoing commitment to achieving more difficult keyword results.
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BMWIndustries
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36$5,000+10 - 49 employeesWest Hollywood, CAElk Marketing is a small Marketing Strategy company. Founded in 2016, the firm is based in West Hollywood, California. Their services include Marketing Strategy, Pay Per Click, Search Engine Optimization, and Social Media Marketing.Read More
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Arc'TeryxIndustries
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37$10,000+10 - 49 employeesEncinitas, CACollective42, a small web design agency, is located in Encinitas, California. Established in 2017, the team provides Web Design, Web Development, Search Engine Optimization, and Pay Per Click.Read More
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38$5,000+10 - 49 employeesSan Francisco, CARSO Consulting is a PPC company. They are located in San Francisco, California and have a small team. Their services include Pay Per Click, Search Engine Optimization, Social Media Marketing, AI Consulting, and more. The agency was launched in 2006.Read More
Clients
Adobe Alsco Uniforms ADLINK Technology Inc. La Scuola International SchoolIndustries
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39$5,000+50 - 249 employeesLos Angeles, CASeedX Inc. Is a web design agency. The midsize Los Angeles, California-based firm was launched in 2016. Their services include Web Design, Email Marketing, Search Engine Optimization, Pay Per Click, and more.Read More
Clients
American Marketing Association 1-800-FlowersIndustries
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40$1,000+2 - 9 employeesManhattan Beach, CARead More
eMaximize is a digital marketing agency based in Manhattan Beach, Calif. With fewer than 10 employees, the agency has specialized in SEO, social media marketing, branding, and more since 2008. They primarily serve small to mid-sized businesses alike in the hospitality, consumer products, and healthcare fields.
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Peninsula General InsuranceIndustries
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41$5,000+2 - 9 employeesSan Diego, CARead More
Socratik is an SEO agency founded in San Diego in 2018 with fewer than 10 people. They are experts in SEO and PPC solutions for clients ranging from small businesses to large firms in the fields of e-commerce, healthcare, and hospitality.
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PepsiCoIndustries
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42$1,000+10 - 49 employeesSan Diego, CAESEOspace is a San Diego, California-based web design agency. Established in 2018, the small team provides Web Design, Search Engine Optimization, Web Development, E-Commerce Development, and more.Read More
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43$5,000+10 - 49 employeesBeverly Hills, CASocial media marketing agency icepop was established in 2017. They are in Beverly Hills, California; Austin, Texas; San Diego, California and Miami, Florida and have a small team. Their services include Social Media Marketing, Search Engine Optimization, Pay Per Click, Web Design, and more.Read More
Clients
FabFitFun Citizen Madhappy AtomsIndustries
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44$1,000+10 - 49 employeesLos Angeles, CASurge Marketing is a social media marketing company launched in 2015. Their small team is located in Los Angeles, California. The company specializes in Social Media Marketing, Search Engine Optimization, and Pay Per Click.Read More
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Dr. SchulzeIndustries
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45$5,000+10 - 49 employeesSan Francisco, CABurst Digital is a web design company. Established in 2018, the company is located in London, England; New York, New York and San Francisco, California. The small team offers Web Design, Web Development, Search Engine Optimization, Branding, and more.Read More
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Vivienne Westwood - The Vivienne Foundation Artisan AI Cogency Global Moonbeam Car WashIndustries
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46$10,000+50 - 249 employeesCulver City, CAAmazon Growth Lab is a PPC company. Their midsize team is based in Culver City, California. The company focuses on Pay Per Click, Digital Strategy, Ecommerce Marketing, Generative AI, and more. The company was established in 2012.Read More
Clients
Home Depot Raybans Gucci MarlowIndustries
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47$100,000+50 - 249 employeesSan Francisco, CALazarev. Is an user experience company in San Francisco, California. The agency focuses on UX/UI Design, Web Design, Product Design, Graphic Design, and more and has a midsize team.The agency was founded in 2015.Read More
Clients
Hewlett - PackardIndustries
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48$5,000+10 - 49 employeesFresno, CARead More
Softception is a SEO services firm in Fresno, California. Launched in 2015, the small team provides search engine optimization, web development, pay per click, social media marketing, and more.
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49$5,000+2 - 9 employeesWest Hollywood, CAPill Creative Studio is a West Hollywood, California-based branding company. Established in 2020, the small team provides Branding, Web Design, Web Development, and Search Engine Optimization.Read More
Clients
GeolinksIndustries
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50$5,000+2 - 9 employeesLos Angeles, CACanesta, an e-commerce development firm, was launched in 2016. Their small team is in Los Angeles, California; Varna, Bulgaria and Seattle, Washington. The agency focuses on E-Commerce Development, Pay Per Click, Search Engine Optimization, Web Design, and more.Read More
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Michel Germain ParfumsIndustries
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51$5,000+10 - 49 employeesSausalito, CAVonnda is an e-commerce development firm located in Sausalito, California. Launched in 2010, the small team provides E-Commerce Development, Web Design, Web Development, Search Engine Optimization, and more.Read More
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Riverence SmarkLifeco de Négoce Barrel ShoppeIndustries
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52$50,000+10 - 49 employeesSan Francisco, CARead More
CSTMR is a SEO company. Their small team is headquartered in Bee Cave, Texas and San Francisco, California. The agency provides Search Engine Optimization, Pay Per Click, Web Design, Advertising, and more. The agency was founded in 2014.
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CreditKarmaIndustries
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53$1,000+10 - 49 employeesLafayette, CARead More
10 Plus Brand, Inc., an advertising company, was established in 2011. Their small team is located in Lafayette, California. The company focuses on advertising, branding, logo, video production, and more.
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54$5,000+10 - 49 employeesNewport Beach, CAHeadquartered in Newport Beach, California, Flying V Group is a SEO agency. The small team specializes in Search Engine Optimization, Pay Per Click, Social Media Marketing, Generative AI, and more and was established in 2016.Read More
Clients
American AirlinesIndustries
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55$5,000+10 - 49 employeesWalnut Creek, CARead More
Slam Media Lab is a small Walnut Creek, California-based SEO services firm. Their services include search engine optimization, content marketing, and web design.
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56$5,000+10 - 49 employeesOakland, CAAdverio - Growth Optimizers is a small PPC company. Located in Oakland, California; Greensboro, North Carolina; Casper, Wyoming and Kolkata, India, the company was established in 2014. Their team offers Pay Per Click, Search Engine Optimization, Advertising, and Ecommerce Marketing.Read More
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Crazy Dog T ShirtsIndustries
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57Undisclosed2 - 9 employeesSan Diego, CARunningfish is a SEO company established in 2003. Their small team is located in San Diego, California. The agency offers Search Engine Optimization, Web Design, Web Development, Content Marketing, and more.Read More
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Bamboo SkateboardsIndustries
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58$10,000+10 - 49 employeesSan Francisco, CARead More
Founded in 2003, Propane is a digital agency with a focus on strategy. They have 20 employees in their San Francisco office, who together compose an efficient team of designers, developers, and marketers equipped to create digital solutions. With an emphasis on distinct branding, Propane offers consulting services, custom software and web development, and social media marketing.
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Kaiser PermanenteIndustries
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59$1,000+10 - 49 employeesPasadena, CARead More
PX Media is a boutique marketing firm based in Pasadena, Calif., with satellite offices in Los Angeles and San Diego, Calif. Founded in 2001, PX Media has fewer than 5 employees. The firm specializes in web development and SEO services.
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Roger PerryIndustries
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60Undisclosed50 - 249 employeesIrvine, CAFounded in 2013, Directive is a midsize Advertising company headquartered in Irvine, California; Austin, Texas and Toronto, Canada. Their services include Advertising, Content Marketing, Demand Generation Marketing, Marketing Strategy, and more.Read More
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Betterment Samsung SDS Sendoso GongIndustries
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