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Top Advertising Companies in Los Angeles

27 of 72 advertising companies ranked on evidence in the Q4 2026 edition.

Between them, the 72 best-ranked of these 73 advertising companies cover consumer products & services (24), arts, entertainment & music (17), retail (17) and advertising (16). They also list work in California, York, New York and Boston. 72 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

27 of 72 advertising companies ranked on evidence held on 9 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

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  1. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
  2. DDA logo

    DDA is a public relations and communications agency for the film, television and entertainment industry, with offices in London and Los Angeles and affiliates around the world.

    On record: Based in London and Los Angeles

  3. Dean Russell Productions LLC logo

    Arts, Entertainment & Music · Advertising & Marketing

    Dean Russell Productions LLC is a corporate video production crew based in Los Angeles.

    On record: Based in Los Angeles

  4. Deltree Communications logo

    Also in Sudan and New Orleans

    Deltree Communications, whose website presents it simply as Deltree, produces digital content from Los Angeles after starting out in New Orleans.

    On record: Based in Los Angeles

  5. Digital Spades logo

    Consumer Products & Services · Information Technology · eCommerce

    Digital Spades runs advertising for direct-to-consumer online brands, concentrating on campaigns across Meta and Google.

    On record: Office in Los Angeles

  6. Disruptive Digital Agency logo

    Disruptive Digital Agency describes itself as a full-service photo and video production company with a focus on brand building.

    On record: Address in Los Angeles

  7. Eidetic Marketing logo

    Consumer Products & Services · Advertising & Marketing · Business Services

    Eidetic Marketing designs branded experiences and events. It operates from Los Angeles, Shanghai and Seoul, and says it has run campaigns in 23 cities.

    On record: Based in Los Angeles (USA), Shanghai (China) and Seoul (Korea)

  8. Eileen Koch & Company, Inc (EKC PR) logo

    Social Media Management · Digital Marketing · Reputation Management

    Eileen Koch & Company, Inc, known as EKC PR, is a public relations agency headquartered in Los Angeles and Beverly Hills, California.

    On record: Based in Los Angeles and Beverly Hills, California

  9. Epikta logo

    Consumer Products & Services · Arts, Entertainment & Music · Information Technology

    Epikta is an agency in Los Angeles that develops software, designs hardware products and creates brand identities.

    On record: Based in Los Angeles, California

  10. Executive Decision Marketing logo

    Consumer Products & Services · Business Services · SEO · Also in Austin and Seattle

    Executive Decision Marketing is a search engine optimisation company based in Los Angeles.

    On record: Based in Los Angeles, California

  11. Exverus Media logo

    Consumer Products & Services · Arts, Entertainment & Music · Advertising & Marketing

    Exverus Media is an independent media agency that plans and buys paid media for brands.

    On record: Address in Los Angeles

  12. FastRock logo

    Arts, Entertainment & Music · Advertising & Marketing · Business Services

    FastRock is a consultancy in marketing, advertising and brand partnerships, based in Los Angeles and New York.

    On record: Based in Los Angeles and New York

  13. Fuji 9 logo

    Advertising · SEO · Internet · Also in Tokyo and Sydney

    Fuji 9 is a digital marketing agency in Los Angeles that works on the whole customer acquisition funnel.

    On record: Based in Los Angeles

  14. Good Kids logo

    Consumer Products & Services · Arts, Entertainment & Music · Advertising & Marketing

    Good Kids is an independent creative agency serving ambitious brands from offices in Los Angeles, New York and Toronto.

    On record: Office in Los Angeles

  15. Harmonica logo

    Consumer Products & Services · Hospitality & Leisure · Information Technology

    Harmonica is an integrated marketing and public relations agency with offices in Los Angeles, New York and Tampa.

    On record: Based in Los Angeles, New York and Tampa, USA

  16. HelpGood logo

    Arts, Entertainment & Music · Non Profit · Medical

    HelpGood is a marketing and communications agency that works on social impact causes. It has offices in Los Angeles and New York City.

    On record: Based in Los Angeles and New York City

  17. High Wide & Handsome logo

    Consumer Products & Services · Advertising · Also in Bristol and Manhattan

    High Wide & Handsome is an advertising agency in Los Angeles that concentrates on consumer packaged goods, especially food and beverage brands.

    On record: Based in Los Angeles

  18. Ignition logo

    Ignition is an independent creative advertising agency with offices in Los Angeles and London.

    On record: Based in Los Angeles, United States, with a second office in London, United Kingdom

  19. Infinity Media logo

    Consumer Products & Services · Business Services · Financial Services

    Infinity Media is a performance marketing business that avoids the label of agency.

    On record: Address in Los Angeles · Owner-run

  20. Insign logo

    Consumer Products & Services · Arts, Entertainment & Music · Advertising & Marketing · Also in Paris

    Insign is a marketing agency that handles branding and campaigns for businesses with many sites.

  21. ITAL/C logo

    Arts, Entertainment & Music · Hospitality & Leisure · Non Profit · Also in New York and York

    ITAL/C is a multidisciplinary creative studio based in Los Angeles, California. Its designers build brands from the ground up and steer established brands in new directions.

    On record: Based in Los Angeles, California, USA

  22. Jon Byk Advertising logo

    Jon Byk Advertising operates as BYK Advertising, an agency in Los Angeles that places the recruitment advertisements required for PERM labour certification.

    On record: Based in Los Angeles, California, USA

  23. Kesselskramer logo

    Consumer Products & Services · Arts, Entertainment & Music · Hospitality & Leisure · Also in Washington and York

    Independent communications agency with offices in Amsterdam and Los Angeles working on advertising and cultural projects

    On record: Office in Los Angeles

  24. Kilter LA logo

    Kilter LA is a design and communications agency in Los Angeles.

    On record: Based in Los Angeles, California

  25. LA ads logo

    LA ads is a full-service advertising and marketing agency that describes itself as based in Los Angeles.

    On record: Based in Los Angeles

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