Top 100 Digital Marketing Companies in California
The Best of December 2025Looking for a top digital marketing agency in California?
Digital marketing has forever changed how companies attract customers and generate revenue. If you’re considering hiring an online marketing company to help you boost your brand image, position your company in search rankings, or manage your social media presence, we're here to help.
To assist you in your search for a partner, we’ve compiled this list of the top digital marketing 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 Online Marketing Agencies
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2581$1,000+10 - 49 employeesLos Angeles, CANKP Medical is a small PPC company located in Los Angeles, California. The team specializes in Pay Per Click and Search Engine Optimization.Read More
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2582$5,000+10 - 49 employeesSan Diego, CALaunched in 1999, Ninthlink is a small San Diego, California-based SEO agency. Their team focuses on Search Engine Optimization and Web Design.Read More
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2583$5,000+10 - 49 employeesSan Diego, CALaunched in 2008, Obu Interactive is a small Advertising company headquartered in San Diego, California. Their team focuses on Advertising and Pay Per Click.Read More
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2584Undisclosed10 - 49 employeesLos Angeles, CATradebox Media is an application development firm and Mobile & App Marketing company headquartered in Los Angeles, California. Their services include Mobile App Development and Mobile & App Marketing.Read More
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2585Undisclosed10 - 49 employeesLos Angeles, CAPublic relations agency and social media marketing firm SHADOW was established in 2007. The agency offers Public Relations and Social Media Marketing.Read More
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2586Undisclosed10 - 49 employeesLos Angeles, CAAutumn Communications, a public relations company and social media marketing firm, provides Public Relations and Social Media Marketing. The company is based in Los Angeles, California.Read More
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2587Undisclosed10 - 49 employeesManhattan Beach, CABe Inspired PR is a public relations firm and social media marketing firm founded in 2007. Their services include Public Relations and Social Media Marketing.Read More
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2588Undisclosed10 - 49 employeesSanta Monica, CALocated in Santa Monica, California, Beck Media & Marketing is a PR firm and social media marketing company. They focus on Public Relations and Social Media Marketing and were launched in 1999.Read More
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2589Undisclosed10 - 49 employeesLos Angeles, CAGANZ Media is a Business Consulting company. The firm is in Los Angeles, California. Their team provides Business Consulting and Email Marketing.Read More
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2590Undisclosed10 - 49 employeesOrange, CAEstablished in 1992, IDG Advertising is a small Orange, California-based Advertising company. Their team specializes in Advertising and Email Marketing.Read More
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2591Undisclosed10 - 49 employeesOakland, CAFounded in 2006, Harden Communications Partners LLC is a small public relations firm. Their team provides Public Relations and Marketing Strategy.Read More
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2592Undisclosed10 - 49 employeesUnion City, CAClatter Chatter Inc is a social media marketing agency established in 2013. Their services include Social Media Marketing and Pay Per Click.Read More
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2593Undisclosed10 - 49 employeesRedwood City, CAFamePick Inc, a Marketing Strategy and social media marketing company, offers Marketing Strategy and Social Media Marketing. The company is in Redwood City, California.Read More
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2594Undisclosed10 - 49 employeesSan Francisco, CABlackbird PPC is a Conversion Optimization company. The team is in San Francisco, California, and their services include Conversion Optimization and Marketing Strategy.Read More
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2595Undisclosed10 - 49 employeesRoseville, CASpotlight Marketing is a Marketing Strategy company headquartered in Roseville, California. They provide Marketing Strategy and Pay Per Click and were launched in 2009.Read More
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2596Undisclosed10 - 49 employeesSan Marcos, CAHeadquartered in San Marcos, California, Grant Marketing Group, Inc. Is a small branding firm. The team focuses on Branding and Email Marketing.Read More
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2597Undisclosed10 - 49 employeesIrvine, CABased in Irvine, California, Podcast Lane is a video production company. The team focuses on Video Production and Social Media Marketing.Read More
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2598Undisclosed10 - 49 employeesPasadena, CACalifornia Marketing Inc is an Email Marketing company established in 1930. Their services include Email Marketing and Advertising.Read More
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2599Undisclosed10 - 49 employeesLos Angeles, CASmall social media marketing agency and Ecommerce Marketing company Loop Club, is headquartered in Los Angeles, California. The team focuses on Social Media Marketing and Ecommerce Marketing.Read More
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2600Undisclosed10 - 49 employeesSan Diego, CALaunched in 2013, Golden Seller is a small branding firm. Their services include Branding and Digital Strategy.Read More
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2601Undisclosed10 - 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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2602Undisclosed10 - 49 employeesSacramento, CAContent Solutions, a Content Marketing and Content Writing Services company, is based in Sacramento, California. They focus on Content Marketing and Content Writing Services and were founded in 2017.Read More
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2603Undisclosed10 - 49 employeesSan Francisco, CAHearst Bay Area is an Advertising company. In San Francisco, California, their team specializes in Advertising and Marketing Strategy.Read More
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2604Undisclosed10 - 49 employeesIrvine, CAEstablished in 2003, Solution21, Inc. Is a social media marketing firm. The team provides Social Media Marketing and Content Marketing.Read More
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2605Undisclosed10 - 49 employeesConcord, CASocial media marketing company Optimize Worldwide, Inc. Provides Social Media Marketing and Pay Per Click. They were established in 2011.Read More
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2606Undisclosed10 - 49 employeesSan Anselmo, CAFuelist Digital is an Email Marketing company. They focus on Email Marketing and Search Engine Optimization and were launched in 2018. The firm is in San Anselmo, California.Read More
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2607Undisclosed10 - 49 employeesSan Diego, CACreatable is a social media marketing agency. Located in San Diego, California, the company focuses on Social Media Marketing and Video Marketing.Read More
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2608Undisclosed10 - 49 employeesLos Angeles, CAStartr Co. Is a PR agency and Affiliate Marketing company. They were launched in 2015 and specialize in Public Relations and Affiliate Marketing.Read More
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2609Undisclosed10 - 49 employeesBurbank, CASocial media marketing firm and graphic design agency Digital Music Marketing is based in Burbank, California. Founded in 2003, the team specializes in Social Media Marketing and Graphic Design.Read More
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2610Undisclosed10 - 49 employeesCarlsbad, CALaunched in 2011, Stak Agency is a branding company. The company offers Branding and Social Media Marketing, and is small.Read More
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