Company lists · Data verified August 2026

Top 23 Cybersecurity engineers based in Ireland

Name: Cybersecurity engineers based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 46 companies tracked

There are 46 cybersecurity engineers headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 345 professional contacts across them, including 130 with verified work emails and 11 with mobile numbers. Dublin is the largest hub.

This list covers cybersecurity engineers 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.

46Companies

345Contacts tracked

130Verified emails

11Mobile numbers

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The 23 largest cybersecurity engineers based in Ireland

Ranked by team size

Top 23 of 46 cybersecurity engineers 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	Conscia	Citywest Business Campus	1,001-5,000	94	28
2	Cloudguard	Belfast	11-50	33	23
3	Commsec Cyber Security	n/a	11-50	22	8
4	Exclusive Networks Ireland	Ardcavan	11-50	16	12
5	Cyber Armed Security	Dublin	11-50	14	4
6	ATORO	n/a	11-50	13	1
7	Penteor	Rathcoole	11-50	12	1
8	Ward Solutions	n/a	51-200	11	7
9	Enterprise Defence	Sligo	11-50	10	6
10	Intercept Technologies	Dublin	1-10	8	4
11	Secora Consulting LTD	Stranorlar	1-10	7	7
12	Cyberhealth	Dublin	1-10	7	4
13	NOVI	Dublin	11-50	5	3
14	Cybertree Engineers	Dublin	1-10	5	3
15	Integrity360 Europe	n/a	201-500	4	3
16	Securicentrix	n/a	1-10	4	3
17	IT Security People	Skehanagh Clarecastle	1-10	4	3
18	Zirona IT & Cybersecurity	n/a	1-10	4	1
19	Cybersecure365	Killybegs	1-10	3	3
20	Advice Bytes	Dublin	1-10	3	1
21	Agoa-Ltd	Swords	1-10	2	1
22	Pure IT Universe	Dublin	1-10	1	1
23	Verus Risk Management	n/a	1-10	1	1

Showing 23 of 46 cybersecurity engineers based in Ireland

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 130 reachable decision-makers.

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Cybersecurity engineers based in Ireland at a glance

As of Aug 28, 2026

1-10Median size (employees)

DublinLargest hub · 17 HQs

11Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity engineers by metro

Metro	Companies
Cybersecurity engineers in Dublin	17
Cybersecurity engineers in Wexford	1
Cybersecurity engineers in Sligo	1
Cybersecurity engineers in Stranorlar	1
Cybersecurity engineers in Belfast	1
Cybersecurity engineers in Cahir	1
Cybersecurity engineers in Skehanagh Clarecastle	1

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 “cybersecurity engineers”, 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; 0 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 cybersecurity engineers are there based in Ireland?

There are 46 cybersecurity engineers headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Conscia, headquartered in Citywest Business Campus, tops this list with the largest team on record.

Which city has the most cybersecurity engineers?

Dublin leads with 17 headquartered companies, followed by Wexford (1) and Sligo (1).

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 130 verified decision-maker contacts tracked across these 46 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.