Company lists · Data verified August 2026

Top 25 Advertising consulting firms based in Ireland

Name: Advertising consulting firms based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 214 companies tracked

There are 214 advertising consulting firms headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 1,138 professional contacts across them, including 341 with verified work emails and 83 with mobile numbers. Dublin is the largest hub.

This list covers advertising consulting firms 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.

214Companies

1,138Contacts tracked

341Verified emails

83Mobile numbers

Unlock all 214 companies Free account · no credit card · 2 minutes

The 25 largest advertising consulting firms based in Ireland

Ranked by team size

Top 25 of 214 advertising consulting firms 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	Javelin Dublin	Smithfield	11-50	51	43
2	Idea Dublin	n/a	11-50	46	15
3	Starcom, Part Of Core	n/a	11-50	45	27
4	Dynamo	n/a	11-50	37	26
5	Journey	Bray	11-50	34	9
6	Buymedia	Dublin	11-50	28	15
7	Neworld	n/a	11-50	27	14
8	Kick Dublin	Ballsbridge	11-50	27	9
9	Originate Creative	n/a	11-50	21	18
10	Whitenoise	n/a	11-50	21	12
11	Trinity Brand Group	Dublin	11-50	21	6
12	Havas Dublin	Dublin	11-50	19	12
13	Intense Marketing	n/a	11-50	18	2
14	Brando	n/a	11-50	13	2
15	3b1	Douglas	11-50	12	10
16	RED Pick Media	Galway	1-10	8	2
17	Frank & Bear	n/a	11-50	8	1
18	Invoke Creative Agency	n/a	1-10	7	7
19	Future Proof Media	n/a	1-10	5	5
20	Salt Marketing	n/a	11-50	5	3
21	Focus Advertising IRL	Donnybrook	11-50	4	3
22	The Engine Room	Dundrum	11-50	4	3
23	Integrate	Cork	1-10	4	3
24	Catalyst	Dublin	11-50	4	2
25	Insideout Consulting Ireland	n/a	1-10	3	3

Showing 25 of 214 advertising consulting firms based in Ireland

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 341 reachable decision-makers.

Free account · no credit card

See all 214 companies

Advertising consulting firms based in Ireland at a glance

As of Aug 28, 2026

1-10Median size (employees)

DublinLargest hub · 70 HQs

83Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

169

11-50

51-200

Advertising consulting firms by metro

Metro	Companies
Advertising consulting firms in Dublin	70
Advertising consulting firms in Cork	6
Advertising consulting firms in Dublin City	5
Advertising consulting firms in Ireland	5
Advertising consulting firms in Galway	5
Advertising consulting firms in Kilkenny	4
Advertising consulting firms in Greystones	3

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 “advertising consulting firms”, 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; 1 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 advertising consulting firms are there based in Ireland?

There are 214 advertising consulting firms headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Javelin Dublin, headquartered in Smithfield, tops this list with the largest team on record.

Which city has the most advertising consulting firms?

Dublin leads with 70 headquartered companies, followed by Cork (6) and Dublin City (5).

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 341 verified decision-maker contacts tracked across these 214 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.

Ready to reach these companies? Verified emails and direct dials for all 214 advertising consulting firms based in Ireland. Start with a free account, no credit card.

Get the full list

Related lists

Advertising consulting firms by geography

Browse the directory

Browse: Companies home · All Ireland lists · All Advertising consulting firms lists · New lists

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.