About Demesne Mechanical and Electrical Engineering

Demesne is a multi-award-winning contractor with over 30 years’ experience delivering high-end mechanical and electrical projects across Ireland and the UK. Established in 2008, we operate with a clear focus on people, safety, quality, delivery, and value.

We believe our strength lies in our people, and we’re committed to delivering exceptional results while supporting everyone involved - from our employees and contractors to suppliers and clients. This dedication led to us being named Ireland’s Electrical Contractor of the Year 2022.