Company lists · Data refreshed November 2026

Top 24 Telecom systems integrators based in Ireland

RevenueBase identified 48 company matches for telecom systems integrators associated with Ireland as of November 2026 and tracks 1,057 professional contacts across them, including 442 with verified work emails. Dublin is the largest hub.

This list covers company matches for telecom systems integrators 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
48Companies
1,057Contacts tracked
442Verified emails
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The 24 largest telecom systems integrators based in Ireland

Ranked by team size
Top 24 of 48 company matches for telecom systems integrators 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 matchCork, IrelandHQ recorded Nov 5, 202611-5086 contacts →

Exact match

“DexGreen Ltd has operated for over 27 years, engineering novel solutions by collaborating directly with our clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchClane, IrelandHQ recorded Nov 5, 202651-20037 contacts →

Exact match

“Spectrum is a leading supplier of network deployment and build solutions together with the provision of high quality maintenance services for the telecommunications industry in…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchCounty Dublin, IrelandHQ recorded Nov 5, 202611-5025 contacts →

Exact match

“Established in 2002, Network has been providing dedicated and specialised telecommunications infrastructure services to the commercial, industrial & public sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchCo. Cork, IrelandHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“ADI(Ireland) Ltd.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchLimerick, IrelandHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“WestLAN Data Networks Ltd is a Data, Voice & Wireless Network Solutions provider with offices in Limerick, Cork & Dublin.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchDublin, IrelandHQ recorded Nov 5, 202611-5015 contacts →

Exact match

“Founded in 1996, Meritec has grown into a leading AV integrator with over 25 years of experience.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchDublin, IrelandHQ recorded Nov 5, 20261-1011 contacts →

Exact match

“INS - International Network Systems Limited was formed in 1993 to provide IT skills and solutions to an exploding market in both Ireland and the UK.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchCelbridge, IrelandHQ recorded Nov 5, 202611-509 contacts →

Exact match

“Imagine an IT partnership that transcends conventional service providers – one that prioritizes your business growth over short-term gains.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchBoyle, IrelandHQ recorded Nov 5, 202611-509 contacts →

Exact match

“CDC Telecom offers a comprehensive range of services across Ireland, including Telephone Systems (both On-Premise and Cloud), Data Networking, Fibre Optic Installation, and CCTV…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchDublin, IrelandHQ recorded Nov 5, 20261-106 contacts →

Exact match

“Net Traffic is in the telephone business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchDublin 24, IrelandHQ recorded Nov 5, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchKilcullen, IrelandHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Arona has been offering IT support for business for over a decade.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchDublin 18, IrelandHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Greenfire are communications infrastructure specialists and utility brokers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchIrelandHQ recorded Nov 5, 202651-2003 contacts →

Exact match

“Capstone is a company that connects your people with each other and with your clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchPortmagee, IrelandHQ recorded Nov 5, 20261-103 contacts →

Exact match

“Ciz ICT is a technical services provider specialising in the design and installation of CCTV Systems, Wired & Wireless Networks, and Structured Data Cabling solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchDublin 22, IrelandHQ recorded Nov 5, 202651-2003 contacts →

Exact match

“Welltel design, commission and maintain telecoms and connectivity solutions to over customers in Ireland and internationally.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchIrelandHQ recorded Nov 5, 202651-2002 contacts →

Exact match

“Hereworks - creating community from technology There’s a perception that technology is scary, a dark art, an esoteric area of knowledge that ‘normal people’ can’t understand.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSaggart, IrelandHQ recorded Nov 5, 202611-501 contacts →

Exact match

“Who Are Agile Networks?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchDublin, IrelandHQ recorded Nov 5, 202611-501 contacts →

Exact match

“Lynch ICT Limited is small services company operating in the information communication technology industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchCork, IrelandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“KD Systems is a wholly Irish owned IT services company specializing in the sales, installation and maintenance of voice and data equipment.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchAshbourne, IrelandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“At Ashbourne Communications we offer a wide range of products and services to meet all business telecommunications needs.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchDungarvan, IrelandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“ClearWave is one of Ireland's leading Information Communications Technology (ICT) solutions providers.”

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

Showing 24 of 48 telecom systems integrators based in Ireland

See the full list, filter by size, metro and specialty, and access 442 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom systems integrators based in Ireland at a glance

As of Nov 5, 2026
41.8%Verified-email coverage
22.0Average contacts per company
11-50Median size (employees)
20.8%Largest-city concentration · Dublin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
18
51-200
6
201-500
1
501-1,000
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 48 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 “telecom systems integrators” 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 442 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 “telecom systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom systems integrators are there based in Ireland?

RevenueBase identified 48 company matches for telecom systems integrators 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?

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

Which city has the most telecom systems integrators?

Dublin leads with 10 company records, followed by Cork (3) and Tallaght (2).

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 442 professional contacts with verified work emails tracked across these 48 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.