Established In 1947; GRESHAMS is an established solutions provider of Integrated Energy & Environmental Systems for industrial, commercial and utility markets; where we play an active role in the following areas of our expertise: Heat & Steam Generating Boilers & Auxiliaries Captive Power & Co-Generation Plants Diesel & Gas Electric Generator Sets Process & Waste Heat Recovery Solutions Oil & Gas Process Skids & Equipments Building Co-Generation & Energy Management LPG/SNG Air Mix Systems Bio Mass & Coal Based Power Generation Power & Process Plant Specialties MEP/HVAC Contracting Water & Effluent Treatment Plants BOT Financing & CDM Services