Top 100 Advertising Agencies in California

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Top 100 Advertising Agencies in California

The Best of December 2025

Looking 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. 

Jump to Most Reviewed Companies

List of the Best California Ad and Marketing Companies

  • 1441
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    Oakland, CA
    SOME DAYS is a small Oakland, California-based Advertising company. Their services include Advertising and Graphic Design.
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  • 1442
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Irvine, CA
    Located in New York, New York and Irvine, California, Dukas Linden is a PR agency. Launched in 2002, the team provides Public Relations and Social Media Marketing.
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    Industries

  • 1443
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Santa Monica, CA
    Cercone Brown Company is a small Boston, Massachusetts-based social media marketing firm. The team offers Social Media Marketing and Branding.
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    Industries

  • 1444
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Bellflower, CA
    Complete Printing Solutions is a graphic design company. The team is based in Bellflower, California, and their services include Graphic Design and Commercial Printing.
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  • 1445
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Redondo Beach, CA
    Headquartered in Redondo Beach, California, Spohn Design is a small video production company. Their services include Video Production and Corporate Photography.
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  • 1446
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    1,000 - 9,999 employees
    Los Angeles, CA
    Cohn & Wolfe is an Advertising company. The Los Angeles, California-based team specializes in Advertising and Branding.
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    Industries

  • 1447
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Los Angeles, CA
    Human is an Advertising company. They are located in Boulder, Colorado and Los Angeles, California. Their team focuses on Advertising and Custom Software Development.
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    Industries

  • 1448
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    El Segundo, CA
    R&R Partners is a branding firm based in Phoenix, Arizona and Las Vegas, Nevada. They focus on Branding and Public Relations.
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    Industries

  • 1449
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Los Angeles, CA
    Jam3 is a SEO agency. The Toronto, Canada-based company was established in 2003. Their team offers Search Engine Optimization and Web Design.
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    Industries

  • 1450
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Chicago, IL
    Integral Ad Science is an Advertising company. They provide Advertising and Branding and were launched in 2009.
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  • 1451
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Santa Monica, CA
    GSW is a Toronto, Canada-based Advertising company. They specialize in Advertising and Branding and were founded in 1977.
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  • 1452
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Diego, CA
    Digital Mark Group is an Advertising company. Founded in 2014, their team provides Advertising and Pay Per Click.
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  • 1453
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    San Diego, CA
    Brainwork is a website development firm founded in 2007. Their services include Web Development and Web Design.
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    Industries

  • 1454
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    Los Angeles, CA
    Advertising company Bartle Bogle Hegarty is located in New York, New York and Los Angeles, California. They specialize in Advertising and Branding.
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    Industries

  • 1455
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    Los Angeles, CA
    Moxie, a Digital Strategy company, was launched in 2000. The midsize team focuses on Digital Strategy and Content Marketing.
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    Clients

    Verizon Wireless

    Industries

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