British Drilling and Freezing Company Limited (BDF) and its Boldon Drilling and BB Drilling divisions, is the UK's largest onshore drilling contractor. We offer the UK's widest range of drilling services from complex extended lateral oil wells over 9000m measured depth to shallow holes less than 10m deep. We drill holes for oil and gas exploration and production, deep mineral exploration, underground gas storage, coal, deep mineral exploration, coal-bed methane extraction, groundwater, geothermal energy, ground source heat, site investigation, and construction. The Company also - Freezes ground to seal and stabilise civil engineering and mining excavations. Operates a transport department carrying out general haulage and managed projects for complex loads. Operates both nationally and internationally out of our 6-acre base in Nottingham, England where we have our offices and yard facilities. Within our expertise we will consider any project where unusual or novel solutions may be required. No other drilling company operating in the UK today can offer such a wide variety of drilling expertise, equipment and techniques.