Company lists · Data verified August 2026

Top 25 Brand management and marketing agencies based in Ireland

Name: Brand management and marketing agencies based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 866 companies tracked

There are 866 brand management and marketing agencies headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 5,443 professional contacts across them, including 1,785 with verified work emails and 383 with mobile numbers. Dublin is the largest hub.

This list covers brand management and marketing agencies headquartered in Ireland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

866Companies

5,443Contacts tracked

1,785Verified emails

383Mobile numbers

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The 25 largest brand management and marketing agencies based in Ireland

Ranked by team size

Top 25 of 866 brand management and marketing agencies based in Ireland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	The Delta Group	Swords	501-1,000	406	230
2	CORE	Dublin	201-500	283	179
3	FMI	Belfast	501-1,000	236	49
4	Connelly Partners	Ballsbridge	51-200	141	80
5	DPFOC	n/a	51-200	67	1
6	Oliver Ireland	Glasnevin	51-200	66	51
7	The Tenth MAN	n/a	51-200	57	39
8	Javelin Dublin	Smithfield	11-50	51	43
9	Idea Dublin	n/a	11-50	46	15
10	Starcom, Part Of Core	n/a	11-50	45	27
11	3 Rock	Clondalkin	51-200	40	23
12	ONE Productions	n/a	11-50	40	12
13	Dynamo	n/a	11-50	37	26
14	Legacy Communications	Dublin	11-50	36	28
15	The Public House	Dublin	11-50	36	20
16	256 Content	n/a	11-50	34	10
17	Madcraft	n/a	11-50	32	17
18	Universal Media	Dublin	11-50	29	1
19	Buymedia	Dublin	11-50	28	15
20	Basispoint Group	n/a	11-50	25	7
21	Hopkins Communications	n/a	11-50	24	10
22	Southern Marketing Design Media	Little Island	11-50	24	4
23	Originate Creative	n/a	11-50	21	18
24	Trinity Brand Group	Dublin	11-50	21	6
25	Havas Dublin	Dublin	11-50	19	12

Showing 25 of 866 brand management and marketing agencies based in Ireland

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Brand management and marketing agencies based in Ireland at a glance

As of Aug 28, 2026

1-10Median size (employees)

DublinLargest hub · 273 HQs

383Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

686

11-50

152

51-200

201-500

501-1,000

5,001-10,000

Brand management and marketing agencies by metro

Metro	Companies
Brand management and marketing agencies in Dublin	273
Brand management and marketing agencies in Cork	39
Brand management and marketing agencies in Galway	22
Brand management and marketing agencies in Limerick	11
Brand management and marketing agencies in Kilkenny	10
Brand management and marketing agencies in Dublin City	10
Brand management and marketing agencies in Sligo	8

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “brand management and marketing agencies”, with match quality audited by blind human judging, and headquartered in Ireland.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 7 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many brand management and marketing agencies are there based in Ireland?

There are 866 brand management and marketing agencies headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

The Delta Group, headquartered in Swords, tops this list with the largest team on record.

Which city has the most brand management and marketing agencies?

Dublin leads with 273 headquartered companies, followed by Cork (39) and Galway (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,785 verified decision-maker contacts tracked across these 866 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.