Insights

Market Leadership Three Ireland dominates the telecom sector with a 48.4% market share and over 4.9 million customers, positioning it as a prime target for partners seeking extensive customer engagement opportunities.

Network Investment With over €2 billion invested in upgrading its infrastructure and ongoing annual investments of over €100 million, Three Ireland offers a robust platform for service providers and tech partners to deliver innovative solutions.

Recent Tech Expansion The launch of NB-IoT and LTE-M LPWAN networks demonstrates Three Ireland’s commitment to advanced connectivity solutions, opening opportunities for IoT device vendors and enterprise service providers.

Leadership & Innovation New executive appointments in technology and corporate affairs highlight the company’s focus on innovation, signaling increased demand for cutting-edge IT solutions and strategic consulting services.

Potential Mergers The impending merger with Virgin Media Ireland and discussions about acquisition by Liberty Global suggest opportunities for integrated telecom and media solutions, as well as new market expansion prospects.

Three Ireland Tech Stack

Three Ireland uses 8 technology products and services including Microsoft Power Apps, Huawei, Oracle Database, and more. Explore Three Ireland's tech stack below.

  • Microsoft Power Apps
    Application Development & Management
  • Huawei
    Cloud Infrastructure Computing
  • Oracle Database
    Database
  • Cart Functionality
    E-commerce
  • yepnope.js
    Javascript Frameworks
  • Zoovu
    Marketing
  • Postpay
    Payment Processing
  • Java
    Programming Languages

Media & News

Three Ireland's Email Address Formats

Three Ireland uses at least 1 format(s):
Three Ireland Email FormatsExamplePercentage
First.Last@three.ieJohn.Doe@three.ie
97%
First.Middle@three.ieJohn.Michael@three.ie
1%
FirstLast@three.ieJohnDoe@three.ie
1%
F_Last@three.ieJ_Doe@three.ie
1%

Frequently Asked Questions

Where is Three Ireland's headquarters located?

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Three Ireland's main headquarters is located at 28 29 Sir John Rogerson's Quay Dublin, Dublin dublin 2 Ireland. The company has employees across 5 continents, including EuropeAsiaNorth America.

What is Three Ireland's phone number?

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You can contact Three Ireland's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Three Ireland's official website and social media links?

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Three Ireland's official website is three.ie and has social profiles on LinkedIn.

What is Three Ireland's SIC code NAICS code?

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Three Ireland's SIC code is 4812 - Radiotelephone Communications NAICS code is 517 - Telecommunications.

How many employees does Three Ireland have currently?

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As of June 2026, Three Ireland has approximately 1.5K employees across 5 continents, including EuropeAsiaNorth America. Key team members include Ceo: E. C.Chief Business Officer / Cro For Business: E. M.Chief Consumer Officer: T. K.. Explore Three Ireland's employee directory with LeadIQ.

What industry does Three Ireland belong to?

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Three Ireland operates in the Telecommunications industry.

What technology does Three Ireland use?

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Three Ireland's tech stack includes Microsoft Power AppsHuaweiOracle DatabaseCart Functionalityyepnope.jsZoovuPostpayJava.

What is Three Ireland's email format?

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Three Ireland's email format typically follows the pattern of First.Last@three.ie. Find more Three Ireland email formats with LeadIQ.

When was Three Ireland founded?

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Three Ireland was founded in 2005.

Three Ireland

TelecommunicationsDublin, Ireland1001-5000 Employees

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.

Section iconCompany Overview

Headquarters
28 29 Sir John Rogerson's Quay Dublin, Dublin dublin 2 Ireland
Phone number
Website
three.ie
SIC Code
4812 - Radiotelephone Communications
NAICS Code
517 - Telecommunications
Founded
2005
Employees
1001-5000

Section iconFunding & Financials

  • $10M$25M

    Three Ireland's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Three Ireland's revenue is estimated to be in the range of $10M$25M

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