JOHN J. DUFFY CONSTRUCTION LIMITED

John J. Duffy Construction Limited is a family-owned demolition and civil contracting firm with more than half a century of experience. Based in Navan, County Meath, the company serves clients throughout Ireland, delivering reliable site clearance and construction solutions for a wide range of projects.

The core of JJ Duffy's offering is complete demolition, from full-scale building takedowns to partial demolition and structural alterations. Their capabilities extend to remote-controlled demolitions, bulk excavations, crushing and screening, asbestos removal, strip-outs, temporary works and plant hire. By combining specialised equipment with a skilled workforce, they manage everything from waste removal to the final site handover, ensuring projects progress safely and efficiently.

Guided by a strong commitment to quality, safety and open communication, JJ Duffy works closely with clients at every stage, fostering transparent relationships and consistently delivering results that meet the highest industry standards. Their award-winning reputation reflects a dedication to excellence that has made them a trusted partner for demolition and civil works across the country.