Top 100 SEO Companies in California
The Best of April 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
-
$1,000+50 - 249 employeesSan Antonio, TXFunnel Boost Media is a SEO company. They are located in San Antonio, Texas; Doral, Florida; Boston, Massachusetts and San Francisco, California and have a midsize team that focuses on Search Engine Optimization, Advertising, Pay Per Click, and Web Design. The agency was launched in 2012.Read More
Industries
-
$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
Industries
-
1951Undisclosed2 - 9 employeesSan Diego, CAPuzzle Pieces Marketing is a Marketing Strategy company. The San Diego, California-based company was established in 2009. Their team specializes in Marketing Strategy and Public Relations.Read More
-
1952Undisclosed2 - 9 employeesAnaheim, CAXcentric Solutions is a web design company. They are located in Anaheim, California and have small team. Their services include Web Design and Search Engine Optimization.Read More
-
1953Undisclosed2 - 9 employeesSan Luis Obispo, CASpark Inbound Marketing, an Email Marketing company, was founded in 2000. The small team focuses on Email Marketing and Search Engine Optimization.Read More
-
1954Undisclosed2 - 9 employeesRoseville, CARPM National is a branding firm founded in 2015. The small team provides Branding and Corporate Photography.Read More
-
1955Undisclosed2 - 9 employeesRoseville, CAFOSSmg, an Advertising company, was launched in 2001. They provides Advertising and Branding.Read More
-
1956Undisclosed2 - 9 employeesThousand Oaks, CAViral Marketing is a Content Marketing company. Their small team is in Thousand Oaks, California and Camarillo, , California. Their services include Content Marketing and Pay Per Click.Read More
-
1957Undisclosed2 - 9 employeesCitrus Heights, CAICHRONstudio is an Advertising company. Their small team of employees is in Citrus Heights, California. Their team focuses on Advertising and Public Relations.Read More
-
1958Undisclosed2 - 9 employeesAnaheim, CASocial media marketing company Pub Club Leads was founded in 2009. Located in Anaheim, California, the team provides Social Media Marketing and Pay Per Click.Read More
-
1959Undisclosed2 - 9 employeesAnaheim, CAHighrise Elite Marketing, an application development company, specializes in Mobile App Development and Search Engine Optimization. The company is headquartered in Anaheim, California.Read More
-
1960Undisclosed2 - 9 employeesAnaheim, CAKinetic InterActive is an Email Marketing company. Their small team of employees is located in Anaheim, California. Their team provides Email Marketing and Business Consulting.Read More
-
1961Undisclosed2 - 9 employeesRancho Cordova, CALaunched in 2017, Squirrel Digital Marketing, a small Email Marketing company, is in Rancho Cordova, California. Their team focuses on Email Marketing and Marketing Strategy.Read More
-
1962Undisclosed2 - 9 employeesDanville, CAAJN solutions, a Corporate Training & Coaching company, is in Danville, California. Their services include Corporate Training & Coaching and Email Marketing.Read More
-
1963Undisclosed2 - 9 employeesIrvine, CADharne & Co. Is an Email Marketing company based in Irvine, California. The team offers Email Marketing and Search Engine Optimization.Read More
-
1964Undisclosed2 - 9 employeesAlamo, CAResult Driven Design, a small Content Marketing company, is based in Alamo, California. Their services include Content Marketing and Pay Per Click.Read More
-
1965Undisclosed2 - 9 employeesDanville, CAEWebsiteServices is a SEO agency. Their small team is in Danville, California. Their services include Search Engine Optimization and Social Media Marketing.Read More
-
1966Undisclosed2 - 9 employeesDanville, CASina Advisory Group, an e-commerce development firm, was established in 2008. The small team specializes in E-Commerce Development and Search Engine Optimization.Read More
-
1967Undisclosed2 - 9 employeesSan Ramon, CAD-Kode Technology, a web design company, offers Web Design and Web Development. The agency is based in San Ramon, California.Read More
-
1968Undisclosed2 - 9 employeesBrentwood, CADesignLoyal is a web design agency. They were launched in 2012 and provide Web Design and Web Development.Read More
-
1969Undisclosed2 - 9 employeesPittsburg, CAEstablished in 2010, BVO Digital Marketing, a small video production company, is based in Pittsburg, California. Their services include Video Production and Search Engine Optimization.Read More
-
1970Undisclosed2 - 9 employeesPittsburg, CANewtec Web Studio, a small graphic design agency, is headquartered in Pittsburg, California. The team specializes in Graphic Design and Search Engine Optimization.Read More
-
1971Undisclosed2 - 9 employeesWalnut Creek, CAHeadquartered in Walnut Creek, California, APC Digital Media is a small IT managed services company. The team offers IT managed services and Search Engine Optimization.Read More
-
1972Undisclosed2 - 9 employeesDanville, CAGlobalTown Marketing, a Content Marketing company, focus on Content Marketing and Search Engine Optimization. They were launched in 2014.Read More
-
1973Undisclosed2 - 9 employeesDanville, CASmallbox Media Group is a branding company. Based in Danville, California, the team focuses on Branding and Graphic Design.Read More
-
1974Undisclosed2 - 9 employeesSan Ramon, CALocated in San Ramon, California, TopMind PR is a small public relations firm. Their services include Public Relations and Search Engine Optimization.Read More
-
1975Undisclosed2 - 9 employeesCastro Valley, CAFinalTouch Digital Marketing is an Advertising company. The Castro Valley, California-based agency provides Advertising and Marketing Strategy.Read More
-
1976Undisclosed2 - 9 employeesSan Leandro, CAIgnitor Marketing is an Email Marketing company. The San Leandro, California-based company was founded in 2014. Their team specializes in Email Marketing and Pay Per Click.Read More
-
1977Undisclosed2 - 9 employeesSonora, CALevel One Web Design is a graphic design agency launched in 2011. The team focuses on Graphic Design and Search Engine Optimization.Read More
-
1978Undisclosed2 - 9 employeesSan Luis Obispo, CALaunched in 2007, Jayne Wayne Web Design and Branding is a SEO company. The firm offers Search Engine Optimization and Web Design.Read More
-
1979Undisclosed2 - 9 employeesGilroy, CAGIlroyWebDesign is a pay per click company. Located in Gilroy, California, the agency was launched in 2015. Their services include Pay Per Click and Search Engine Optimization.Read More
-
1980Undisclosed2 - 9 employeesBrea, CABig Chief Creative Media is a branding company established in 2008. The firm offers Branding and Search Engine Optimization, and is small.Read More
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed SEO Company in California
Check out a SEO Company in California with the most new reviews in the past 12 months.
Most Reviewed
SEO Company
California
- 11 12 new reviews
- 12 11 new reviews
- 13 11 new reviews
- 14 10 new reviews
- 15 10 new reviews
