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3 rd
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We are proud to be one of Ireland’s most experienced and highly regarded mechanical and building services providers. Our reputation is founded on experience, integrity and a commitment to quality. Founded by Matthew McKeon in 1946, McKeon Bros. has built an enviable reputation for professionalism, dedication and expertise. Today the firm is led by the third generation of the McKeon family — a rare continuity in Irish construction that shapes how we hire, train apprentices and deliver every project.
Founded as a plumbing and heating contractor, serving the growing needs of post-war Ireland with craftsmanship at the core.
Expanded into large-scale mechanical services, pharmaceutical facilities, commercial buildings, and industrial installations.
Leading projects across pharma, data centres, healthcare and commercial sectors with over 350 team members.
Expanded into large-scale mechanical services — pharmaceutical facilities, commercial buildings, and industrial installations.
Leading projects across pharma, data centres, healthcare and commercial sectors with over 350 team members.
Leading projects across pharma, data centres, healthcare and commercial sectors with over 350 team members.
Continuing to deliver innovative mechanical, electrical and sustainable engineering solutions for future generations.
Roughly 80% of our work comes from clients we have served for more than a decade. We think that’s the only metric of quality that matters.
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© 1946–2026 McKeon Bros. Ltd.
Dublin · Ireland