Company lists · Data verified August 2026

Top 25 B2B marketing consulting agencies based in Ireland

Name: B2B marketing consulting agencies based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 340 companies tracked

There are 340 B2B marketing consulting agencies headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 1,171 professional contacts across them, including 331 with verified work emails and 90 with mobile numbers. Dublin is the largest hub.

This list covers B2B marketing consulting 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.

340Companies

1,171Contacts tracked

331Verified emails

90Mobile numbers

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The 25 largest B2B marketing consulting agencies based in Ireland

Ranked by team size

Top 25 of 340 B2B marketing consulting 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	Atomic	n/a	11-50	70	24
2	Oliver Ireland	Glasnevin	51-200	66	51
3	Idea Dublin	n/a	11-50	46	15
4	Buymedia	Dublin	11-50	28	15
5	Maverick Communications International	Killaloeballina	11-50	21	14
6	Intense Marketing	n/a	11-50	18	2
7	Energy Communications Uk&i	n/a	11-50	14	8
8	The Smart Group	n/a	11-50	13	10
9	Vimar Digital Marketing	n/a	1-10	11	6
10	Bill Moss Data	Ringsend	11-50	11	4
11	CAT Media	Dublin	11-50	9	3
12	Frank & Bear	n/a	11-50	8	1
13	Tinderpoint	Donnybrook	11-50	7	3
14	Digital Strategy Consultants	n/a	11-50	6	4
15	B2B Fusion	Dublin	11-50	6	4
16	Salt Marketing	n/a	11-50	5	3
17	Gekkoshot	n/a	1-10	5	3
18	IMS Marketing, A Locomotive Agency	Oranmore	11-50	3	2
19	Revcurv	Letterkenny	1-10	3	2
20	GOOTA	Dublin	11-50	3	1
21	Datadyne Consulting	Dublin City	11-50	3	1
22	Smart Media	Blackrock	1-10	2	2
23	Sparkling Communications LTD	Dublin	1-10	2	1
24	GRO BIZ	Sutton	1-10	1	1
25	Amanda Webb	Athy	1-10	1	1

Showing 25 of 340 B2B marketing consulting agencies based in Ireland

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B2B marketing consulting agencies based in Ireland at a glance

As of Aug 28, 2026

1-10Median size (employees)

DublinLargest hub · 111 HQs

90Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

290

11-50

51-200

B2B marketing consulting agencies by metro

Metro	Companies
B2B marketing consulting agencies in Dublin	111
B2B marketing consulting agencies in Cork	12
B2B marketing consulting agencies in Galway	9
B2B marketing consulting agencies in Dublin City	7
B2B marketing consulting agencies in Limerick	6
B2B marketing consulting agencies in Ireland	6
B2B marketing consulting agencies in Blackrock	5

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 “B2B marketing consulting 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; 2 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 B2B marketing consulting agencies are there based in Ireland?

There are 340 B2B marketing consulting agencies headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Atomic, headquartered in Ireland, tops this list with the largest team on record.

Which city has the most B2B marketing consulting agencies?

Dublin leads with 111 headquartered companies, followed by Cork (12) and Galway (9).

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 331 verified decision-maker contacts tracked across these 340 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.