Media agency network
PHD
Omnicom Media's network, second in the WARC Media 100 2026; PHD London was the top-ranked media agency.
PHD is a media agency network within Omnicom Media, the platform that since the IPG acquisition houses OMD, PHD, Hearts & Science, UM, Initiative and Mediahub. It ranked second among networks in the WARC Media 100 2026, and PHD London was the year's top-ranked media agency, its first time at the top.
Standing in the Report's landscape
No. 9 in Global agency networks, 2026
4 points: second network in the WARC Media 100 2026.
See the list and how it was made
The rankings behind it
A place in a list is read from published rankings and award tables by a points rule set out with the list; nobody pays to be on it. Size and fame are not fit: check what this agency does against your brief.
Where it shines
- Second network in the WARC Media 100 2026, with PHD London the top-ranked media agency.
- Its platform, Omnicom Media Group, placed third among agency networks in the 2025 Effie Index.
Check before signing
- Omnicom Media is consolidating its agencies (Mediahub and Hearts & Science are being merged): ask how the platform's changes affect your account.
- Omnicom also owns OMD, UM and Initiative: ask about conflicts.
What it offers
- Markets
- GlobalUnited Kingdom
How it is classified
- Category
- Media planning and buying
Something is listed only when it can be checked. A connection we could not confirm is left off, and Find your stack then credits a public API at half weight.
Our six checks
- Ownership is public: met
- Services are published: not known yet
- Offices are listed: met
- Privacy is published: not known yet
- Effectiveness is evidenced: not known yet
- Work is shown: not known yet
- Ownership is publicMet
It names its owner (the holding group) or states that it is independent, and names its leadership.
Its about page states that it was founded in London in 1990 and is part of Omnicom Media Group; its leadership was not seen in the excerpt.
- Services are publishedNot assessed
A services or capabilities page says what it does.
Its services page was not checked for this listing.
- Offices are listedMet
It publishes where it operates: its offices or markets.
Its site runs country pages (for example Australia and Latvia) and states more than 100 offices in 74 countries.
- Privacy is publishedNot assessed
Its site has a privacy notice, and a code of conduct where one was seen.
Its privacy notice was not checked for this listing.
- Effectiveness is evidencedNot assessed
An independent effectiveness ranking or award from 2023 to 2026 names it (the Effie Index, the IPA Effectiveness Awards, the WARC Effective 100).
No effectiveness ranking or award for 2023–2026 was found in the sources read for this listing.
- Work is shownNot assessed
It publishes case studies or named client work.
Its own case-study pages were not checked for this listing.
Not assessed is not a failure — it means we have not checked yet. Methodology
Evidence
Sources
- About usTo re-check
- WARC: The global 2026 Media 100 revealedTo re-check
- PHD London named top media agency globallyTo re-check
- WARC Media 100: Top agencies 2026To re-check
- Omnicom retires IPG Mediabrands and creates single media unitTo re-check
- Omnicom to merge Mediahub and Hearts & ScienceTo re-check
- Effie announces 2025 Global Effie Index, unveiling the world's most effective marketersTo re-check
Every attribute
The same attributes, measured by the same rules, for every listing. "Not recorded" means we have not checked yet — never a "no". Spot something missing or wrong? Suggest an edit.
Identity
| Type | Agency | |
|---|---|---|
| Categories | Media planning and buying | |
| Founded | 1990 | |
| Headquarters | Not recorded | |
| Ownership | Part of a larger group | |
| Parent company | Omnicom | |
| Added by | IMC Report team |
Fit
Trust
The community
| "Looks right" confirmations | 0 | |
|---|---|---|
| Community experiences | 0 |
Experiences and ratings
Share your experienceNo experiences with PHD yet. Used it? Yours could be the first.
Experiences are read by a moderator before they appear, are shown beside the facts, and never feed a score or a ranking. You may not share an experience of a product you work for, sell, compete with or are paid to promote.
Alternatives