JDC Drilling is a Western Australian owned drilling company specialising in Reverse Circulation (RC) Exploration and Grade Control drilling services. Established in 2018 by Dean Coulson and Tania Leaso, JDC started with one drill rig, one driller, and one offsider, built on a strong commitment to safety, reliability, and quality.
Today we operate a fleet of seven drill rigs and support mining and exploration projects across WA. From exploration programs to in-pit grade control, our experienced crews and well maintained equipment deliver safe, efficient, and reliable drilling services backed by practical support. We pride ourselves on strong client relationships, high safety standards, and getting the job done right.