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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271Undisclosed10 - 49 employeesFresno, CAADvine is a Fresno, California-based Advertising company. The small team focuses on Advertising, Social Media Marketing, Media Planning & Buying, Pay Per Click, and more. The firm was launched in 2017.Read More
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FIVE RestaurantIndustries
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272$1,000+2 - 9 employeesMoreno Valley, CARead More
Bowman Digital Media is a small social media marketing agency in Moreno Valley, California. They focus on social media marketing, direct marketing, digital strategy, content marketing, and more and were established in 2020.
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273$10,000+10 - 49 employeesLos Angeles, CARead More
// TECHYSCOUTS is a conversion optimization company. The Los Angeles, California-based agency was launched in 2012. The small team offers conversion optimization, web design, ux/ui design, web development, and more.
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274Undisclosed2 - 9 employeesLong Beach, CARead More
Founded in 1998, Feedback Systems, Inc. is a digital marketing agency based in Long Beach, Calif. Their small team of four specializes in SEO, PPC, social media marketing, content marketing, and more for small to mid-sized businesses. The team focuses on clients within the business services and manufacturing industries.
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StretchSPOTIndustries
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275$5,000+2 - 9 employeesWest Hollywood, CASEO agency Deviate Labs, LLC is based in West Hollywood, California and Seattle, Washington. Established in 2014, the small team offers Search Engine Optimization, Pay Per Click, Conversion Optimization, Digital Strategy, and more.Read More
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276$1,000+2 - 9 employeesLos Angeles, CARead More
Establish Marketing is a web design company based in Los Angeles, California. Founded in 2010, they also offer branding and graphic design services for small businesses.
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HersheyIndustries
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277$5,000+2 - 9 employeesOceanside, CARead More
Established in 2019, Axys Digital Marketing LLC is a PPC company. Their small team is in San Marcos, California and provides pay per click, search engine optimization, social media marketing, content marketing, and more.
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278$1,000+50 - 249 employeesEmeryville, CAMake My Brand is a branding agency. The Emeryville, California-based team focuses on Branding and Web Design.Read More
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279$5,000+10 - 49 employeesMill Valley, CARead More
Reputation X is an online reputation management firm located in Sausalito, California. Founded in 2005, the firm is comprised of fewer than 50 employees that specialize in marketing strategy, PR, and content marketing.
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Confidential clients include Heads of StateIndustries
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280$1,000+2 - 9 employeesUpland, CAOdin Marketing House is a small SEO company based in Upland, California. They focus on Search Engine Optimization, Marketing Strategy, Advertising, Media Planning & Buying, and more and were founded in 2017.Read More
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281$5,000+2 - 9 employeesSanta Monica, CASocial Animal is a SEO agency. They specialize in Search Engine Optimization, Web Development, AI Consulting, and Marketing Strategy and were launched in 2026. Their small team is headquartered in London, England and Santa Monica, California.Read More
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282$1,000+10 - 49 employeesSan Diego, CARead More
Launched in 2015, Reveal Digital Marketing is a conversion optimization company. Their small team is located in San Diego, California and provides conversion optimization, digital strategy, pay per click, and search engine optimization.
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283$1,000+10 - 49 employeesSanta Monica, CAFounded in 2013, NewDeez is a content marketing company. Their small team is located in Santa Monica, California. Their services include content marketing, search engine optimization, web design, ux/ui design, and more.Read More
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284$1,000+2 - 9 employeesSacramento, CARead More
Founded in 2003, YNot Web is an SEO, PPC, and digital strategy company based in Sacramento, Calif. They work exclusively with small business clients from a variety of industries, but primarily consumer products and services.
Clients
BlendIndustries
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285$1,000+50 - 249 employeesSan Diego, CABlack X Marketing is a midsize social media marketing agency headquartered in Fort Collins, Colorado and San Diego, California. They provide Social Media Marketing, Content Marketing, Pay Per Click, Market Research, and more and were founded in 2019.Read More
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286$1,000+2 - 9 employeesSan Diego, CARead More
SunCity Advising is a full-service marketing firm based in La Jolla, Calif. When SunCity Advising was founded in 2011 the team of 6 employees was committed to helping startups meet their growth goals. Since then, they've expanded their reach, consistently working with small and mid-market businesses to share expertise in SEO, PPC, email marketing, web design, social media, and content creation.
Clients
ActivbodyIndustries
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287$1,000+2 - 9 employeesPilot Hill, CARead More
Norcal Web Designs is a web design and development team headquartered in Sacramento, Calif. With a team of fewer than 10, they serve small to midmarket businesses in industries like business and consumer services, IT, e-commerce. They also offer SEO and e-commerce development services. They were founded in 2013.
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Premier Pools & SpasIndustries
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288$10,000+2 - 9 employeesSacramento, CARead More
Websauce Studio is a Sacramento, Calif.-based digital agency that was founded in 2012. The agency's team of six focuses on web design, SEO, PPC, social media marketing, and branding services for small and mid-sized clients.
Clients
Track 7 Brewing CO, BreweryIndustries
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289$10,000+50 - 249 employeesLong Beach, CABIG Linden, a social media marketing firm, was established in 2010. Located in Arlington, Virginia and Long Beach, California, the team offers Social Media Marketing and Content Marketing.Read More
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Feinberg School of Medicine - Northwestern University -
290$5,000+10 - 49 employeesDana Point, CARead More
Zero Company is a digital marketing agency based in Dana Point, Calif. Founded in 2001, this company has 13 employees. Services provided by Zero Company include PPC, SEO, and social media marketing.
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BartableIndustries
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291$1,000+2 - 9 employeesSan Jose, CARead More
Java Gray is an SEO, PPC, and web design firm based in San Jose, Calif. Founded in 2019, their team of 6 serves small and medium-sized businesses in the education, consumer products, and nonprofit sectors. Services include local search, content development, link earning, Facebook advertising, and Google AdWords.
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PREto3.comIndustries
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292Undisclosed50 - 249 employeesCulver City, CARead More
eMarketing Concepts is a Culver City, CA-based digital marketing agency that was founded in 2013. eMarketing Concepts has over 50 marketing experts on staff that specialize in SEO, web development, and PPC.
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Geeky Clean PCIndustries
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293$1,000+50 - 249 employeesTorrance, CARead More
RHILLANE Marketing Digital, an advertising company, was founded in 2018. The small Tangier, Morocco-based team offers advertising, content marketing, graphic design, web design, and more.
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294$1,000+2 - 9 employeesRedlands, CARead More
LEXSTYLE is a web agency headquartered in Redlands, California. Founded in 2017, their team of 2–3 employees provide an array of web-focused services. Their scope of work includes web design, SEO, and digital strategy.
Clients
Desert Empire Palms -
295$1,000+2 - 9 employeesTemecula, CAEverzocial | Digital Marketing Agency is a Cincinnati, Ohio-based web design agency. The small company was launched in 2011. Their team offers Web Design, Search Engine Optimization, Pay Per Click, and Social Media Marketing.Read More
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296$5,000+2 - 9 employeesRedondo Beach, CAByer Co is a small Content Marketing company established in 2002. Their services include Content Marketing, Graphic Design, Search Engine Optimization, Web Design, and more. The company is located in Redondo Beach, California.Read More
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297$25,000+10 - 49 employeesCalabasas, CABidWaves is a social media marketing company. They focus on Social Media Marketing, Search Engine Optimization, Pay Per Click, and Digital Strategy and were launched in 2025. Their small team is Calabasas, California-based.Read More
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298$1,000+2 - 9 employeesSan Leandro, CASmall social media marketing firm Dygitology, is headquartered in San Leandro, California. Founded in 2021, the team focuses on Social Media Marketing, Search Engine Optimization, Pay Per Click, Web Development, and more.Read More
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299$1,000+2 - 9 employeesSan Diego, CARead More
Community Associates & Modern Press is a small PR firm. They offer public relations, marketing strategy, advertising, branding, and more and were established in 2019.
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300$1,000+10 - 49 employeesLaguna Beach, CARead More
Position1.com is a small digital marketing firm headquartered in Laguna Beach, Calif. Founded in 2017, their main focus lines are PPC, SEO, and web design.
Clients
DesignerHardware.comIndustries
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