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The only directory that maps which agencies belong to WPP, Publicis, Omnicom, and other holding groups - and which stand alone.
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A glimpse of what's in the index.
Agencies that have claimed and verified their listing. Refreshed weekly.

Digital marketing agency helping growth stage businesses generate more leads, sales and revenue online.

As a premier performance marketing agency, Another Concept, situated in the heart of Leeds, UK, excels in delivering a unique client-centric approach. Run by seasoned professionals, we pride ourselves on our transparent and candid communication. Our forte lies in devising bespoke strategies that render quantifiable outcomes, guaranteeing the utmost ROI by employing dynamic budget management.

Ice House Design, a Bath-based brand design agency in the UK, excels in the creation of engaging and smart brand communications. These are meticulously designed to construct enduring and influential brands. Their distinctive methodology marries creativity, strategy, design, and systems, aiding clients in expressing their fundamental ethos and securing a competitive advantage. The clientele of Ice

Wigan SEO is my freelance digital marketing, SEO and web design business. I help companies improve their Google visibility, attract more relevant visitors and generate more enquiries. Clients work directly with me, receiving practical advice, tailored strategies and personal support without agency account managers or unnecessary overheads.

Performance Marketing for Hotels

As a premier digital performance marketing agency, K2L Marketing is situated in the heart of Salford Quays, Manchester. The firm excels in crafting, escalating and rocketing aspirational lifestyle brands to the top, through bespoke strategies designed to optimise sales and leads. Renowned for its comprehensive approach, K2L Marketing works tirelessly with brands, helping them realise their ultimat
Advisory services for when the directory isn't enough.
RFP & Pitch Support
We help brands run better pitches. From writing the brief, to drawing up the shortlist, to evaluating responses against the criteria that actually predict success.
Agency Due Diligence
Independent vetting before you commit. Capability, financial stability, culture, performance. The questions you'd ask if you had time to ask them.
Field notes from across the UK landscape.

"The hardest adjustment in going from employee to entrepreneur": Paula Fernández, Advance
The founder of Advance on leaving 24 years at holding-group media agencies, learning to live with uncertainty, and why agencies will need more thinkers and fewer doers.

7 of 13 UK agencies say generative AI is now in most of their client work
We asked UK marketing agencies how much of their client work involves generative AI. 13 answered, most through their founder or director, and not one said it doesn't use it.

"Everything has changed and nothing has changed": Ben Foster, The SEO Works
The CEO of The SEO Works on taking charge of an agency he was once a client of, why it chose employee ownership over a sale, and how it gets itself cited in AI search.
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Free listings for every UK marketing agency. Claim your entry to unlock verified status, edit your profile, and respond to enquiries.
A monthly note on the UK agency landscape.
New entries to the index, notable holding-group moves, and our editor's pick of long-form.