Top 100 Advertising Agencies in California
The Best of August 2026Looking for a top advertising agency in California?
Businesses looking to develop a relationship with media outlets should consider working with an advertising agency. Beyond increasing visibility, top agencies are a gateway to a variety of crucial resources, including researchers, designers, SEO/PPC experts, and social media managers.
To assist you in your search for a partner, we’ve compiled this list of the top advertising and 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 Ad and Marketing Companies
-
1201$1,000+Freelancer employeesSan Francisco, CASeeqer is a San Francisco, California-based Content Marketing company. Founded in 2023, the team specializes in Content Marketing and Advertising.Read More
-
1202$5,000+10 - 49 employeesLos Angeles, CABrave New Media is a small Advertising company. They offer Advertising and Branding and were launched in 1998.Read More
Industries
-
1203$100,000+1,000 - 9,999 employeesCulver City, CARead More
Sid Lee is a creative agency headquartered in Montreal. It has expanded to offices in Paris, Toronto, and Culver City, Calif. since its establishment in 1993. Sid Lee employs 796 professionals that provide web design, social media marketing, digital strategy, advertising, and branding to small, mid-size, and large companies alike.
Clients
Cirque du SoleilIndustries
-
1204$50,000+250 - 999 employeesSan Francisco, CAGyro, a web design company, was established in 1981. The agency specializes in Web Design and Digital Strategy.Read More
-
1205$1,000+2 - 9 employeesTorrance, CAEstablished in 2020, SocialHyperZone is a social media marketing agency. In Torrance, California, the team offers Social Media Marketing and Advertising.Read More
-
1206$1,000+Freelancer employeesVallejo, CALamb Consulting - Small Biz Marketing is an Advertising company headquartered in Vallejo, California. The team focuses on Advertising and Graphic Design.Read More
Industries
-
1207UndisclosedFreelancer employeesSanta Rosa, CAVolume Branding, a small Marketing Strategy company, is based in Santa Rosa, California. The team provides Marketing Strategy and Social Media Marketing.Read More
-
1208$1,000+Freelancer employeesJamestown, CAPurposeful Marketing - Web Design, SEO, Social Media Advertising, San Francisco, Sacramento, Modesto, Central Valley Company is a SEO company. Their team focuses on Search Engine Optimization.Read More
Industries
-
1209Undisclosed250 - 999 employeesSan Francisco, CASojern is an Advertising company. Launched in 2007, the agency is based in San Francisco, California and Dublin, Ireland. Their team offers Advertising and Marketing Strategy.Read More
Industries
-
1210Undisclosed2 - 9 employeesWest Covina, CAFounded in 2016, Lucky Frank Studios Digital Marketing, a small Advertising company, is based in West Covina, California. Their team provides Advertising and Video Production.Read More
-
1211$1,000+2 - 9 employeesEl Dorado Hills, CAIn El Dorado Hills, California, Demand Signals is a small Advertising company. Their services include Advertising and Digital Strategy.Read More
-
1212$1,000+2 - 9 employeesRoseville, CAWebsite development company castells.agency specializes in Web Development and Advertising. They were established in 2017.Read More
Industries
-
1213Undisclosed2 - 9 employeesSpring Valley, CADark Ocean Ventures, an Advertising company, is located in Spring Valley, California. Founded in 2026, the team provides Advertising and AI Consulting.Read More
-
1214$10,000+50 - 249 employeesGlendale, CAYYES is a branding firm. They are headquartered in Glendale, California and Minneapolis, Minnesota and have midsize team of experts. Their services include Branding and Advertising.Read More
Industries
-
1215$1,000+Freelancer employeesFremont, CASEO25 is an Advertising company. They specialize in Advertising and Logo and were established in 2000.Read More
Industries
-
1216$1,000+Freelancer employeesBrea, CABuy Boxr, a branding agency, was founded in 2024. The team focuses on Branding and Pay Per Click and is based in Brea, California.Read More
-
1217$1,000+Freelancer employeesSan Francisco, CAMEANINGFUL SEO is a Content Marketing company headquartered in San Francisco, California. They provide Content Marketing and Search Engine Optimization and were launched in 2005.Read More
Clients
Kearney & O'Banion -
1218$10,000+10 - 49 employeesLos Angeles, CASmall Advertising company Day One Agency, is located in New York, New York and Los Angeles, California. The team provides Advertising and Branding.Read More
Industries
-
1219Undisclosed250 - 999 employeesLos Angeles, CATMA (The Marketing Arm) is an Advertising company. The Dallas, Texas-based company was founded in 1993. Their services include Advertising and Branding.Read More
Industries
-
1220$1,000+50 - 249 employeesSan Francisco, CALaunched in 2013, Alsett Advertising & Printing is an Advertising company. Headquartered in Las Vegas, Nevada and Las Vegas, Nevada, the team offers Advertising and Market Research.Read More
Industries
-
1221$5,000+250 - 999 employeesSan Diego, CAMapp Digital, a midsize Advertising company, is headquartered in San Diego, California and Raleigh, North Carolina. Their services include Advertising and Branding.Read More
Industries
-
1222$5,000+Freelancer employeesWest Hollywood, CADean Russell Productions LLC, a small video production company, is headquartered in West Hollywood, California. Their services include Video Production and Advertising.Read More
Industries
-
1223$1,000+2 - 9 employeesLos Angeles, CACWBY Studio is a small Los Angeles, California-based web design agency. Their services include Web Design and Social Media Marketing.Read More
-
1224$5,000+50 - 249 employeesSanta Barbara, CARefuel Agency is an Advertising company. Established in 1987, the firm is headquartered in Santa Barbara, California and New York, New York. Their team offers Advertising and Email Marketing.Read More
-
1225Undisclosed10 - 49 employeesSan Mateo, CAWishYoo is a Demand Generation Marketing company. They were established in 2017, and their services include Demand Generation Marketing and Advertising.Read More
-
1226$1,000+10 - 49 employeesLos Angeles, CAFounded in 1996, KK Los Angeles is an Advertising and branding firm. The team specializes in Advertising and Branding.Read More
Industries
-
1227$10,000+50 - 249 employeesSan Francisco, CAAdvertising company Argonaut is based in San Francisco, California. Their services include Advertising and Marketing Strategy.Read More
Industries
-
1228$5,000+50 - 249 employeesManhattan Beach, CADavid&Goliath is a midsize Content Marketing company based in Manhattan Beach, California. Their services include Content Marketing and Digital Strategy.Read More
Industries
-
1229$10,000+2 - 9 employeesLos Angeles, CAThe Hucksters, a small Advertising company, is in Los Angeles, California. The team focuses on Advertising and Marketing Strategy.Read More
Industries
-
1230$5,000+2 - 9 employeesSan Diego, CAAdvertising company Hess Connect provides Advertising and Branding. They are based in San Diego, California.Read More
Industries
Featured provider
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 Advertising Company in California
Check out an Advertising Company in California with the most new reviews in the past 12 months.
Most Reviewed
Advertising Company
California
- 11 4 new reviews
- 12 4 new reviews
- 13 3 new reviews
- 14 3 new reviews
- 15 3 new reviews
