Connemara House
Menlough Retrofit
Letterard House
Bodyke House
Salthill Project

construction of passive & low energy homes

At GreenTec Building, we specialise in constructing passive and low-energy homes, as well as delivering SEAI Deep Energy Retrofits in partnership with one-stop shop providers.

Since our establishment in 2002, we’ve gained extensive experience across a wide range of construction methods. We collaborate closely with your design team to ensure each project is completed to the highest standards and fully certified. Visit our portfolio page to explore some of our completed projects and see the quality of our work.

Fully Accredited by CIRI and Certified Passive House Tradesman

Project Management Services

GreenTec Building also offers comprehensive project management services for both self-builds and larger housing developments. By working closely with your design team, we ensure every project is delivered to the highest standards, including all internal and external finishes. Our flexible packages are tailored to suit every stage of the build, providing support from concept to completion

RIAI House of the Year Award Munster 2017
Building of the Year Awards 2017