Best Telecom Infrastructure Companies in Ireland
The 35 best Telecom Infrastructure companies in Ireland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: SIRO.
Ranked: Best Telecom Infrastructure companies in Ireland
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | SIRO Provider of 100% fibre-optic broadband network infrastructure | $1.1B | 59 mo ago | Funding Raised | — | 2015 | WordPressMySQLPHP+19 | — |
| 2 | QucomHaps Wireless network services using aircraft as a connectivity medium | $353M | 226 mo ago | Late Stage | Billy Harkin Founder & CEO | 2005 | — | — |
| 3 | Aqua Comms Provider of subsea connectivity solutions and high-speed networks | $75M | 120 mo ago | Acquired | — | 2011 | WebflowSalesforceMicrosoft Advertising+12 | — |
| 4 | Obelisk Provider of telecoms and renewable energy infrastructure solutions | $7M | 125 mo ago | Acquired | — | 1996 | WebflowTypekitGoogle Font API+14 | — |
| 5 | Agile Networks Provider of local radio broadcasting and community news | $105K | 176 mo ago | Funding Raised | — | 2011 | — | — |
| 6 | Ella | — | 45 mo ago | Funding Raised | — | — | WordPressMySQLPHP+26 | — |
| 7 | IFSC Submarine cable network infrastructure provider | — | 109 mo ago | Deadpooled | Mike Cunningham Chairman | 2015 | — | — |
| 8 | Actavo System integration services provider | — | — | Unfunded | — | 2004 | ExpressionEngineApple iCloud MailMicrosoft 365+16 | — |
Top 7 Telecom Infrastructure companies in Ireland
#1
Funding Raised · Dublin, Leinster · founded 2015 · 150 employees$1.1Braised▾
Provider of 100% fibre-optic broadband network infrastructure. It builds and operates a fibre-to-the-building network, offering high-speed internet access to residential, business, and institutional customers. The network utilizes existing infrastructure to minimize environmental impact and provides reliable, high-bandwidth connectivity. Services are offered directly and through a network of broadband partners.
- Nov 2021Conventional Debt$143M
- Nov 2021Conventional Debt$715.8M
- Jul 2019Conventional Debt$222.8M
#2
Late Stage · Dublin, Leinster · founded 2005$352.8Mraised▾
QucomHaps provides voice, data and digital broadcast services through its HAPS (High Altitude Platform Stations) platform to telecom operators, internet service providers, digital broadcasters, and enterprises. Its services include mobile cellular (mobile telephony access networks, switching, backhaul, and interconnect), mobile broadband internet (mobile wireless broadband internet access networks, routing and interconnection with existing internet PoPs), digital broadcasting (enables delivery of large-scale digital TV/radio and video content/channels), and earth observation and emergency telecommunications (provides data acquisition and delivery - for mapping, monitoring, control and emergency responses). It operates 24/7 with the help of M55 aircraft, which makes long-term flights in the stratosphere at an altitude of up to 20 km and provides permanent wireless connectivity.
- Dec 2007PE$352.8M
#3
Acquired · Dublin, Leinster · founded 2011 · 2 employees$75Mraised▾
Provider of subsea connectivity solutions and high-speed networks. It offers managed capacity services, spectrum, and dark fiber to content, cloud, and carrier markets. These services are delivered through a portfolio of owned and operated subsea cable systems. The company designs and operates these systems, providing clients with reliable and secure connectivity. It also invests in sustainable subsea infrastructure, focusing on renewable energy sources for its landing stations.
- Oct 2016PE$25M
- May 2016PE$50M
#4
Acquired · Cavan, County Cavan · founded 1996 · 6 employees$6.7Mraised▾
Provider of telecoms and renewable energy infrastructure solutions. This company offers end-to-end managed solutions encompassing maintenance, support, and troubleshooting for telecoms infrastructure, including wireless and fixed-line networks. In the renewable energy sector, services cover solar PV, EV charging, wind measurement, and related equipment rental. The company partners with various clients across both sectors, delivering high-quality infrastructure projects. They maintain a highly skilled workforce dedicated to providing world-class services.
#5
Funding Raised · Dublin, Leinster · founded 2011 · 18 employees$105Kraised▾
Provider of local radio broadcasting and community news. It offers a mix of music programming, local news updates, and community event information. The station also features local advertising opportunities and engages with the community through various initiatives. Content includes local sports reports, community calendar information, and podcasts featuring local personalities and events. The station aims to serve as a vital communication hub for its local audience.
- Feb 2012Grant (prize money)$105K
#6
Funding Raised · Dublin, County Dublin · 31 employees—raised▾
#7
Deadpooled · Cork, Munster · founded 2015—raised▾
IFSC provides submarine cable network infrastructure to telecom operators and other enterprise sectors. It offers dark fiber broadband internet access. It owns and develops the submarine cable system which is 490 km carrier-neutral cable linking Ireland and France with 96 fiber pairs up to 10 Tbps per pair.
- Aug 2017Conventional Debt—
Funding & investor landscape
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.