Trident IES

Trident IES (inc. IES Callenberg Ltd) was established by the original owners in 1984 and has been successfully delivering our services to the Oil and Gas industry since then. With 40 years’ experience in the provision of HVAC and refrigeration repair, maintenance, and engineering services, we are the largest independent provider of offshore HVAC-R services in the North Sea. Our client portfolio includes major oil and gas operators, including, BP, CNOOC, CNRI, EnQuest, Repsol Resources UK Ltd, Serica Energy, Shell and many others.