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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3601Undisclosed10 - 49 employeesLos Altos, CAPractical SQA, an Application Testing company, is located in Los Altos, California. Their services include Application Testing and Mobile & App Marketing.Read More
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3602Undisclosed10 - 49 employeesCosta Mesa, CACrème Collective is a Costa Mesa, California-based branding company. They provide Branding and CRM consulting and SI and were established in 2013.Read More
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3603Undisclosed10 - 49 employeesSan Francisco, CABased in San Francisco, California, Optimal is a website development firm. Established in 2015, the team focuses on Web Development and Application Testing.Read More
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3604Undisclosed10 - 49 employeesLos Angeles, CAMarketing SI Inc. Is a small Advertising company. They offer Advertising and Branding and were established in 2015.Read More
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3605Undisclosed10 - 49 employeesNewport Beach, CAInsellerate is a Sales Outsourcing company. The agency is headquartered in Newport Beach, California. Their services include Sales Outsourcing and Pay Per Click.Read More
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3606Undisclosed10 - 49 employeesIrvine, CAVarga Marketing is an Advertising company. They are in Irvine, California. Their team focuses on Advertising and Branding.Read More
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3607Undisclosed10 - 49 employeesSanta Monica, CALos Angeles WordPress Development is a web design company. Located in Santa Monica, California, the team focuses on Web Design and Search Engine Optimization.Read More
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3608Undisclosed10 - 49 employeesCorte Madera, CABased in Corte Madera, California, Mammoth Growth is a Marketing Strategy company. Launched in 2015, the team specializes in Marketing Strategy and Email Marketing.Read More
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3609Undisclosed10 - 49 employeesMission Viejo, CASmall e-commerce development company Your Store Wizards, is based in Mission Viejo, California. Their services include E-Commerce Development and Web Design.Read More
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3610Undisclosed10 - 49 employeesOceanside, CALaunched in 2016, Hoffbeck + Co is a small branding company. Their services include Branding and Web Design.Read More
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3611Undisclosed10 - 49 employeesLos Angeles, CAHC Development is a Marketing Strategy company. The Los Angeles, California-based agency was launched in 2004. Their team provides Marketing Strategy and Email Marketing.Read More
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3612Undisclosed10 - 49 employeesValencia, CAFounded in 1988, ITAD Services is a pay per click company. The company provides Pay Per Click and IT managed services.Read More
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3613Undisclosed10 - 49 employeesSan Francisco, CAInterEthnica is a San Francisco, California-based Market Research company. Their services include Market Research and Event Marketing.Read More
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3614Undisclosed10 - 49 employeesLos Angeles, CATDF is a social media marketing company founded in 2010. Headquartered in Los Angeles, California, the team provides Social Media Marketing and Product Design.Read More
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3615Undisclosed10 - 49 employeesLos Angeles, CAGreige Communications, LLC is a small branding firm established in 2022. Their services include Branding and Public Relations.Read More
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3616Undisclosed10 - 49 employeesManhattan Beach, CABig Logo Advertising is an Advertising company. They specialize in Advertising and Media Planning & Buying and are headquartered in Manhattan Beach, California.Read More
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3617Undisclosed10 - 49 employeesAlamo, CAGrey Matter Marketing, Inc. Is a branding company. Headquartered in Alamo, California, their small team provides Branding and Public Relations. The agency was established in 2006.Read More
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3618Undisclosed10 - 49 employeesMonterey, CAHMA, a CRM consulting and SI company, was launched in 1984. The team specializes in CRM consulting and SI and Business Consulting.Read More
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3619Undisclosed10 - 49 employeesRocklin, CARVNW Studios, a branding agency, is headquartered in Rocklin, California. Their services include Branding and Web Design.Read More
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3620$1,000+50 - 249 employeesLos Angeles, CAFounded in 2008, Quantumlinx is a SEO company. The company focuses on Search Engine Optimization and Pay Per Click, and is midsize.Read More
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3621Undisclosed250 - 999 employeesSan Diego, CAEstablished in 2018, Atypical Digital is a midsize Content Marketing company. Their services include Content Marketing and Digital Strategy.Read More
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3622Undisclosed10 - 49 employeesLos Angeles, CASEARCH24ONLINE is a SEO agency. They are headquartered in Kamalpur, India and Los Angeles, California and have small team of experts. Their services include Search Engine Optimization.Read More
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3623Undisclosed50 - 249 employeesCarlsbad, CAC Squared Social is a social media marketing agency launched in 2012. Their team specializes in Social Media Marketing and Email Marketing.Read More
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3624UndisclosedFreelancer employeesClovis, CAAshmith.com is a web design company. The team focuses on Web Design and Search Engine Optimization, and the company is based in Clovis, California.Read More
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3625$1,000+2 - 9 employeesSpring Valley, CAMedia Traffics is an Advertising company headquartered in Spring Valley, California. Established in 2015, the team focuses on Advertising and Social Media Marketing.Read More
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3626$1,000+Freelancer employeesIrvine, CALocated in Irvine, California, Empyreal Motions is a Content Marketing company. Founded in 2015, the team provides Content Marketing and Digital Strategy.Read More
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3627$1,000+2 - 9 employeesLa Verne, CARevved Digital, a web design agency, was established in 2018. Located in La Verne, California, the team focuses on Web Design and Conversion Optimization.Read More
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3628$1,000+2 - 9 employeesChico, CAEstablished in 2022, Elevate Market Solutions is a web design agency. The agency provides Web Design and Search Engine Optimization.Read More
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3629$1,000+2 - 9 employeesSacramento, CAClientomic LLC is an Advertising company. The Sacramento, California-based agency was launched in 2024. Their team provides Advertising and Social Media Marketing.Read More
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3630$1,000+2 - 9 employeesLos Angeles, CABranding company Slog Design, LLC is based in Los Angeles, California. They offer Branding and Search Engine Optimization and were founded in 2023.Read More
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