At Tony Harley & Sons, we operate rock quarries in County Tyrone and County Derry / Londonderry, Northern Ireland – Ardstraw Quarry (Strabane) near Victoria Bridge, Keady Hill Quarry (Limavady) and Mountfield Quarry (Omagh), serving the construction, agricultural and concrete industries, as well as various government agencies.

With over 40 years of industry experience, our team of hard-working and dedicated staff will provide you with a quality and reliable service.