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Top Advertising Companies for external

17 of 40 advertising companies ranked on evidence in the Q4 2026 edition.

Between them, the 40 advertising companies on this page cover creative (18), advertising (16), advertising & marketing (10) and business services (8). They also list work in Ohio, Wales, London and Florida. 40 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

17 of 40 advertising companies ranked on evidence held on 5 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. 64 Digital logo

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

    64 Digital is a UK agency that has spent more than ten years on web design, mobile apps and digital marketing.

    Why #1: In business 10+ years — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  2. Alexander Boyd Displays logo

    Creative · Advertising · Branding · Also in Georgia and Dublin

    Alexander Boyd Displays is a large-format printing and display company in Belfast that has been trading since 1946.

    Why #2: Founded 1946 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  3. Gilroy Corporate Communications logo

    Arts, Entertainment & Music · Information Technology · Creative · Also in London

    Gilroy Corporate Communications, which trades as Gilroy, is a B2B marketing agency that helps large brands win new accounts, grow existing ones and hold on to customers for longer.

    Why #3: In business 50+ years — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

  4. Jones and Thomas logo

    Manufacturing

    Jones and Thomas, Inc. is a marketing communications and advertising firm that has operated since 1980.

    Why #4: Founded 1980 — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

  5. Borshoff logo

    Arts, Entertainment & Music · Financial Services · Information Technology

    Borshoff is an integrated marketing communications agency working from the American Midwest.

    Why #5: In business 40+ years — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  6. Adams & Knight logo

    Creative · Advertising · Analytics

    Adams & Knight is an integrated marketing agency in Connecticut that has served local and national clients since 1988.

    Why #6: Founded 1988 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  7. 7Nine Partners logo

    Financial Services · Analytics · Branding · Also in Kansas and Ohio

    7Nine Partners is a design collective and think tank concerned with brand and customer experience.

    Why #7: In business 33+ years — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  8. Ic Design logo

    Consumer Products & Services · Hospitality & Leisure · Financial Services · Also in Nice and Wales

    IC Design is a London creative agency that handles branding, website design and marketing literature.

    Why #8: Founded 1998 — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

  9. Leftfield logo

    Creative · Advertising · Branding

    Leftfield is an advertising boutique in Hallandale Beach, Florida, established in 2000.

    Why #9: Founded 2000 · Boutique — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

  10. J. Murray & Associates logo

    Search Engine Optimization · Business Services · Creative · Also in Chicago

    J. Murray & Associates is a website design and marketing agency in Downers Grove, a suburb of Chicago, Illinois.

    Why #10: In business 25+ years — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

  11. egg brand development logo

    Arts, Entertainment & Music · Advertising & Marketing · Non Profit

    egg brand development is a creative agency that shapes brands and their communications. It opened in 2002 with a focus on purpose.

    Why #11: Founded 2002 — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

  12. Broadgate Creative logo

    Broadgate Creative is a small design and marketing studio in Aylesbury, Buckinghamshire, that has been running since 2003.

    Why #12: Founded 2003 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  13. brandnbusiness consutant Agency logo

    Advertising · Branding · Also in Rajasthan and Ahmedabad

    brandnbusiness consutant Agency, trading as BrandnBusiness or BnB, handles branding, advertising and marketing from offices in Jaipur and Pune, India.

    Why #13: In business 19+ years — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  14. Coobo Media logo

    Advertising & Marketing · Creative · Advertising · Also in Texas

    Coobo Media is a digital marketing and creative agency in Houston's Energy Corridor, set up in 2008.

    Why #14 (shared): Founded 2008 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  15. 52 Degrees North logo

    Consumer Products & Services · Advertising & Marketing · Hospitality & Leisure · Also in United Kingdom

    52 Degrees North is a creative design agency in Tamworth, Staffordshire, trading as Fiftytwo Degrees North Graphic Design Ltd.

    Why #14 (shared): Founded 2008 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  16. Corazza Marketing logo

    Web Design · SEO · Internet · Also in New Brunswick

    Corazza Marketing, trading as Corazza In-House Marketing, gives small and midsize firms the marketing support they would otherwise need a staff hire for.

    Why #16 (shared): Founded 2016 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

  17. gang&lani media logo

    Advertising & Marketing · Non Profit · Creative

    gang&lani media is a digital marketing and web development agency that combines online campaigns with branding and printed materials.

    Why #16 (shared): In business 10+ years — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

  18. 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
  19. Abacus Integrated Marketing logo

    Advertising & Marketing · Advertising · Analytics · Also in Eastbourne

    Abacus Integrated Marketing is a marketing agency whose work spans four areas: marketing campaigns, brand development, digital channels and in-house design.

  20. Anti Agency Consulting Group logo

    Goals

    Anti Agency Consulting Group, trading as ANTI, is a media planning and buying collective.

  21. aperi media, Inc. logo

    Analytics · Responsive · Also in Toronto and Miami

    aperi media, Inc. photographs the inside of businesses and turns the shots into 360° virtual tours.

  22. Cambray Design Ltd logo

    Advertising & Marketing · Business Services · Information Technology

    Cambray Design Ltd builds online storefronts on Shopify Plus using Hydrogen, Shopify's headless framework, together with the Sanity content platform and AI tools.

  23. Corporate Innovations logo

    Creative · Advertising · Analytics · Also in Oxfordshire and Wales

    Corporate Innovations, also called CI Group, is a UK events company that plans and runs business events at home and abroad.

  24. Cox Media logo

    Advertising & Marketing · Creative · Advertising · Also in Arizona

    Cox Media is an American advertising agency that plans, creates and runs multichannel media campaigns.

  25. Cryptorsy logo

    Financial Services · Business Services · Advertising

    Cryptorsy is an advertising agency for crypto and Web3 projects, built around influencer campaigns, media coverage and help with raising investment.

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