MCGRATHS LIMESTONE WORKS LIMITED

McGrath’s Limestone Works Limited is a family‑run enterprise that has been supplying high‑quality limestone‑derived products for over six decades. Based in Cong, with quarries at Cong and Newbrook, the company harvests pure limestone to create a wide range of construction and agricultural solutions, from ready‑mixed concrete and concrete blocks to road‑surfacing macadam and a full suite of stone aggregates.

The core portfolio includes Congcal calcium carbonate – available in Grade 1 and Grade 2 – as well as specialised “Cemfloor” flooring mixes, “halt & macadam” road‑base products and a variety of crushed limestone aggregates for filling and hardcore. In the agri‑sector, McGrath’s supplies lime and calcium carbonate products that support the Government’s National Liming