Newcastle-based Drilling Supplies & Hire Services is a supply and engineering company that services the site investigation, geothermal and water well markets across the UK. It joined RSK in April 2019. The company supplies installation and drilling consumables to the drilling industry nationwide, including rig tooling, drilling rigs and a variety of products. In addition to supply services, the company has an in-house engineering department that provides engineering solutions to meet a variety of client needs. Drilling Supplies has previously supplied multiple companies across the RSK group. By joining forces, RSK is able to source site consumables and drill tooling in house for its services in the UK and abroad.