For marketing, sponsorship & live-entertainment teams
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This ranking is built on Rascasse audience intelligence — behavioural signals on 500,000+ brands, teams, artists and topics across 30+ markets. See what teams like yours do with it:
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How to read this list
Rank
Position in the Top 5, sorted by audience size from largest to smallest. Updated weekly.
Audience size
Estimated number of unique people in Ireland who actively engage with this audience, derived from anonymized search-behavior signals.
Country share
Share of the global audience that is active in Ireland. A higher value means the audience is more locally concentrated here.
Avg age
Average age in years across the people who engage with this audience in Ireland, derived from anonymized search-behavior signals. A dash means demographic data is not yet available.
Female share
Share of women among the people who engage with this audience in Ireland. 50% is gender-balanced; values above mean female-skewed, below mean male-skewed.
Ranking
| Rank | Audience | Audience size | Country share | Avg age | Female share | Subtype |
|---|---|---|---|---|---|---|
| 1 | OOgilvy & Mather | 3.5k | 0.5% | 27.2 | 28.4% | Advertising company |
| 2 | SSaatchi & Saatchi | 1.1k | 0.2% | 44.6 | 61.5% | Advertising company |
| 3 | AAdMob | 1k | 0.1% | 35.6 | 35.1% | Advertising company |
| 4 | BBBDO | 948 | 0.5% | 43.0 | 64.1% | Advertising company |
| 5 | IInterpublic Group of Companies | 146 | 0.5% | 35.9 | 32.3% | Advertising company |
Want the full picture for any of these audiences?
Open any profile to see psychographics, top regions, peer affinities and demographic splits — all derived from the same anonymized signals.
Frequently asked questions
How is this list of the most popular advertising companies compiled?
Rascasse aggregates anonymized search-behavior signals across Ireland and ranks each advertising company by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest advertising company in Ireland?
Ogilvy & Mather currently leads with an estimated audience of 3.5k people in Ireland.