Our southern platform consists of Johnston Quarry Group & GD Harries which also incorporates the high PSV Quarry, FoelFach. 

GDH is one of Wales’s largest independent suppliers of aggregates operating out of six quarries; three asphalt plants, six concrete plants, and a wharf operation, as well as a civil engineering division delivering significant infrastructure projects.

JQG is a specialist quarried materials supplier producing construction aggregates and premium quality building stone, as well as agricultural lime for soil improvement. Its aggregate products are typically used in infrastructure projects, with its unique Cotswolds Ironstone and Bath Stone used in specified high end housing applications.

SigmaRoc to install carbon capture facility


RightCast Ltd RightCast Ltd We are pleased to welcome the RightCast team into SigmaRoc’s Precast