Established in 2003, Castlebawn Construction is a client-focused, privately-owned Irish firm trusted for delivering quality across all construction sectors. We specialise in energy-efficient building solutions and have a solid track record in both residential and commercial sectors. Our commitment to quality and professionalism has made us a preferred construction partner for many of Dublin’s leading architectural and engineering firms.

This trust is testament to our ability to exceed expectations, as evidenced by our high rate of repeat clientele and successful projects. Our services span from new builds to refurbishments, extensions, and property maintenance. We work closely with clients and architects, delivering efficient, top-quality solutions for each project.

At Castlebawn, customer service, respect, and sensitivity are at the heart of our ethos. We don’t just build properties; we build lasting relationships. We look forward to continuing to serve our clients on their construction journeys with our unwavering commitment to quality.

SEAI Grant Guidance At Castlebawn, we understand the financial investment involved in construction projects. That’s why we go the extra mile in assisting our clients with their Sustainable Energy Authority of Ireland (SEAI) grant applications. The SEAI offers a variety of grants designed to help homeowners improve their home’s energy efficiency and sustainability, covering various projects from insulation and heating control upgrades to solar energy installation.