Key Players Covered Some of the major companies that are present in the global waste heat recovery systems market are Sigma Thermal Inc., Forbes Marshall, Exodraft Ltd., Alfa Laval AB, Toshiba Mitsubishi-Electric Industrial Systems Corporation, Siemens AG, Bosch Industriekessel GmbH, Turboden S.p.A, Gulf Coast Environmental Systems, Thermax Limited, Bosal Nederland B.V, Tenneco Inc., Ecogen Power Systems LLC, BORSIG Process Waste heat recovery systems GmbH, ABB Ltd, Matthews Environmental Solutions, Amec Foster Wheeler plc, General Electric Company, Kawasaki Heavy Industries Ltd, Somas Instrument AB, Larsen and Toubro Limited and Cummins Africa.