A Short Message From Some Of Our Team

WI Energy (Waterford Insulation) was established in 2000 to service the growing insulation needs of the construction industry in the South East of Ireland. Since then, over 10,000 commercial, industrial, and residential units have benefited from our expertise. Over the past decade, WI Energy recognised the global focus on energy reduction and the importance of alleviating energy poverty. With this in mind, WI Energy re-engineered its service offering to focus on energy efficiency. Today, WI Energy is a full-service Deep Energy Retrofit company, providing Energy Efficient Upgrades that, among other benefits, help reduce CO₂ emissions, improve home comfort, and lower energy costs.

Our services include: Mechanical & Renewables, Heat Pump Installation, Windows & Door Replacement, Bonded Bead Cavity Wall Insulation, Internal and External Wall Insulation, Attic & Acoustic Insulation, Fireproofing, and Wall & Roof Ventilation.

WI Energy has a team of over 30 direct employees working across our Waterford and Dublin offices.

We constantly strive to improve our business. By adopting a recognised integrated Quality, Health & Safety, and Environmental Management System (QHSE MS), we continuously enhance the delivery of our services. WI Energy firmly believes in a structured, systematic approach to doing business.

At WI Energy, we believe in powering more than just homes—we’re committed to energising our community too. That’s why we proudly sponsor local sports teams and support grassroots initiatives across the region. Whether it’s helping young athletes thrive or contributing to local events, giving back is a core part of who we are. Investing in our community today helps build a brighter, more sustainable tomorrow. Click below to visit our Community page.