eir is the principal provider of fixed-line and mobile telecommunications services in Ireland with approximately 2 million customers. We have the most extensive telecommunications network in Ireland both in terms of capacity and geographic reach. The Group provides a comprehensive range of advanced voice, data, broadband and TV services to the residential, small business, enterprise and government markets. eir has built and continues to expand Ireland's largest fibre-to-the-home network, and best available 5G network. Our mobile division operates under the eir Mobile and GoMo brands. In addition, our wholesale division, open eir, is the largest wholesale operator in Ireland, providing products and services, across a range of regulated and unregulated markets. We've built Ireland's network, the network we all deserve, the network made for all.
- Ireland's number 1 Broadband Provider
- Ireland's most reliable broadband speeds
- Ireland's best available 5G network
Three is Ireland’s largest mobile telecommunications provider with 48.4% market share and 4.9 million customers (as of December 2024).
At Three we strive to provide our customers with a better-connected life through meaningful products, best in class service and a connected network experience.
Our network is built for data; with over 94% 5G coverage and 99% 4G coverage.
Three has over 1,300 employees throughout Ireland, with our head office in Dublin, our Customer Experience Centre in Limerick where our award-winning team supports over 1.7 million customers every year, and more than 60 retail stores nationwide.
Three has to date invested over €2 billion in building our business in Ireland. This includes a €1.1 billion investment in upgrading and expanding our network and IT infrastructure, delivering a cutting-edge experience for both our customers and our employees.
Annually, Three continues to invest over €100 million into our network to ensure we continue to deliver the best experience and service for our customers.
Our Parent Company
CK Hutchison
Three is owned by CK Hutchison Holdings (CK Hutchison). CK Hutchison is a renowned multinational conglomerate committed to innovation and technology with businesses spanning the globe. With operations in about 50 countries/markets and over 300,000 employees worldwide, CK Hutchison has four core businesses - ports and related services, retail, infrastructure and telecommunications.
SSE Airtricity brings you a different kind of energy…The kind of energy that comes from being trusted by over 725,000 electricity and gas customers across the island of Ireland.
More than just an energy supplier, we help homes and businesses on the journey to net zero.
SSE Airtricity’s One Stop Shop delivers insulation, solar panels, battery storage, heat pumps and smart EV charging solutions to make homes warmer, more comfortable, and cheaper to run.
For businesses, we provide energy audits, solar PV systems (brought to you by our partner Activ8 Solar Energies) and green corporate power purchase agreements, backed by SSE’s 31 wind farms across the island of Ireland.
From global corporations to local SMEs, businesses trust us to keep them moving. We provide tailored contracts, expert support and digital tools that bring real visibility to energy use.
SSE Airtricity is part of the SSE group. We employ almost 900 people across the island of Ireland.
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