Company lists · Data verified August 2026

Top 17 Customer service outsourcing companies based in Ireland

There are 30 customer service outsourcing companies headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 880 professional contacts across them, including 150 with verified work emails and 29 with mobile numbers. Dublin is the largest hub.

This list covers customer service outsourcing companies 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.

30Companies
880Contacts tracked
150Verified emails
29Mobile numbers
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The 17 largest customer service outsourcing companies based in Ireland

Ranked by team size
Top 17 of 30 customer service outsourcing companies based in Ireland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1CPM IrelandDublin501-1,00025863
2Eishtecn/a1,001-5,0001661
3RigneydolphinWaterford501-1,00010019
4Adec AriseLimerick51-2006610
5Arema ConnectCork51-200368
6Emerald Contact Centre ECCWaterford51-2003417
7Complete Outsource SolutionsCork51-200278
8Interaction EuropeSandyford1,001-5,000173
9Perfect ReceptionCork11-50102
10Intrust CommunicationsCork11-50101
11Integral Communications LTDLimerick11-50101
12Partners In Logisticsn/a11-5095
13SremiumDublin11-5084
14contactcentre.ieNone1-1042
15Kendlebell FairviewDublin11-5032
16WEDOOAbbeydorney1-1022
17Complete Business HUBShannon1-1022

Showing 17 of 30 customer service outsourcing companies based in Ireland

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Customer service outsourcing companies based in Ireland at a glance

As of Aug 28, 2026
11-50Median size (employees)
DublinLargest hub · 7 HQs
29Contacts with mobile numbers
0Emails re-verified in last 30 days

Companies by employee count

1-10
7
11-50
12
51-200
7
501-1,000
2
1,001-5,000
2

Customer service outsourcing companies by metro

MetroCompanies
Customer service outsourcing companies in Dublin7
Customer service outsourcing companies in Cork5
Customer service outsourcing companies in Limerick2
Customer service outsourcing companies in Waterford2
Customer service outsourcing companies in None1
Customer service outsourcing companies in Sandyford1
Customer service outsourcing companies in Abbeydorney1

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 “customer service outsourcing companies”, 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 customer service outsourcing companies are there based in Ireland?

There are 30 customer service outsourcing companies headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most customer service outsourcing companies?

Dublin leads with 7 headquartered companies, followed by Cork (5) and Limerick (2).

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 150 verified decision-maker contacts tracked across these 30 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 30 customer service outsourcing companies based in Ireland. Start with a free account, no credit card.

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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.