Company lists · Data refreshed November 2026

Top 25 Enterprise network operators based in Ireland

RevenueBase identified 57 company matches for enterprise network operators associated with Ireland as of November 2026 and tracks 6,519 professional contacts across them, including 2,383 with verified work emails. Dublin is the largest hub.

This list covers company matches for enterprise network operators associated with Ireland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
57Companies
6,519Contacts tracked
2,383Verified emails
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The 25 largest enterprise network operators based in Ireland

Ranked by team size
Top 25 of 57 company matches for enterprise network operators based in Ireland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDublin 8, IrelandHQ recorded Nov 5, 2026501-1,000402 contacts →

Exact match

“eir business is Ireland’s trusted provider of secure, managed connectivity, cloud, cybersecurity, workplace, mobile and technology talent solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchDublin 12, IrelandHQ recorded Nov 5, 2026201-500379 contacts →

Exact match

“We deliver fully managed security, networking, cloud and communications services designed to drive enterprise.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchDublin 12, IrelandHQ recorded Nov 5, 2026201-500249 contacts →

Exact match

“Nostra was established in 2006 and in that time has become one of Ireland’s most trusted providers of Managed IT and Cyber Security Services for a wide range of sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchDublin, IrelandHQ recorded Nov 5, 202651-200214 contacts →

Exact match

“Founded in and with a heritage serving the world’s largest financial institutions, BSO is a global pioneering infrastructure and connectivity provider, serving more than 400…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchClonmel, IrelandHQ recorded Nov 5, 202651-20086 contacts →

Exact match

“CET Connect is a leading installer of IT Network Infrastructure & Structured Cabling Installations.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchDublin, IrelandHQ recorded Nov 5, 202611-5032 contacts →

Exact match

“We are one of Ireland’s longest-established independent wireless infrastructure providers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchDublin, IrelandHQ recorded Nov 5, 202611-5030 contacts →

Exact match

“Infinity IT provides Managed IT, Security and Communications Solutions and Services, both in the Cloud and On Premise, to both the Private and Public sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchDundalk, IrelandHQ recorded Nov 5, 202611-5027 contacts →

Exact match

“At Cusken Sync IT, we help you transform by maximising the value of your technology investment.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSandyford, IrelandHQ recorded Nov 5, 202651-20026 contacts →

Exact match

“Paradyn is a leading provider of IT security and consultancy services in Ireland, offering a comprehensive, best-in-class suite of security services to monitor, protect and defend…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchDublin, IrelandHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“Say hello to a connectivity provider that aims higher, connects faster, and performs smarter.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchKilkenny, IrelandHQ recorded Nov 5, 20261-1023 contacts →

Exact match

“At A to Z Computers Ireland, we help SMEs eliminate IT headaches, strengthen cybersecurity, and build reliable, future-ready technology environments.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchShannon, IrelandHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“At BBnet, we’ve been delivering innovative solutions to businesses across Ireland since 2001.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchLimerick, IrelandHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“Thomond Communications Ltd was established in 2005 to provide a turnkey solution in the Telecomms/Datacomms market.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchCitywest, IrelandHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“Exclusive Networks is a global trusted cybersecurity specialist for digital infrastructure helping to drive the transition to a totally trusted digital future for all people and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchDublin 2, IrelandHQ recorded Nov 5, 20261-1016 contacts →

Exact match

“Some of iPing's services - Tel: 01 524 1350 Managed Services The implementation of managed services in your network is an important piece in your overall network design.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchLimerick, IrelandHQ recorded Nov 5, 2026201-50015 contacts →

Exact match

“ActionPoint is now part of the Viatel Technology Group.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchDublin 15, IrelandHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“Servecentric is a leading Irish provider of Data Centre and managed IT services from Dublin based Tier facilities.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchKillaloe, IrelandHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“At IT Systems, we provide IT Support, Network Management and IT Maintenance every day to organisations just like yours.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchDublin, IrelandHQ recorded Nov 5, 202611-508 contacts →

Exact match

“We help IT teams reduce complexity and risk by designing and operating networks where security is built in, not bolted on.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchLimerick, IrelandHQ recorded Nov 5, 202611-508 contacts →

Exact match

“Ripplecom delivers telecoms and IT security that really work for business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchDublin 24, IrelandHQ recorded Nov 5, 202611-506 contacts →

Exact match

“Based in Dublin, Ireland, we’ve specialised in providing comprehensive support, maintenance and networking for small to large companies since 1992.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchCork, IrelandHQ recorded Nov 5, 20261-105 contacts →

Exact match

“We are an IT support and services company based in Cork, Ireland.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchCork, IrelandHQ recorded Nov 5, 202611-504 contacts →

Exact match

“We Solve Business Disrupting Security & Networking Pain At Strencom, we let our vision and values drive our behaviour, in everything that we say, and do for our customers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchDublin, IrelandHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Netcomm is one of Irelands leading providers of Communications and Network Solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchDublin, IrelandHQ recorded Nov 5, 202611-503 contacts →

Exact match

“supportIT is now part of the Viatel Technology Group.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 57 enterprise network operators based in Ireland

See the full list, filter by size, metro and specialty, and access 2,383 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise network operators based in Ireland at a glance

As of Nov 5, 2026
36.6%Verified-email coverage
114.4Average contacts per company
11-50Median size (employees)
28.1%Largest-city concentration · Dublin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
25
51-200
7
201-500
4
501-1,000
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 57 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Ireland whose business descriptions match “enterprise network operators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 2,383 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “enterprise network operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise network operators are there based in Ireland?

RevenueBase identified 57 company matches for enterprise network operators associated with Ireland as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

EIR Business tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most enterprise network operators?

Dublin leads with 16 company records, followed by Cork (3) and Antrim (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,383 professional contacts with verified work emails tracked across these 57 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.