Hans Hubert Lienhard is a German businessperson who founded The Energy Consulting Group Ltd. and who has been the head of 12 different companies. Dr. Lienhard is Chairman of Broetje-Automation GmbH and Chairman-Management Board at Voith Paper Holding Verwaltungs GmbH & Co. KG. Dr. Lienhard is also on the board of 9 other companies.

In his past career he was Chairman of Asia-Pacific Committee of German Business (Germany), Chairman-Supervisory Board for Voith Turbo Beteiligungen GmbH, Chairman at Voith Digital Solutions GmbH, Member-Supervisory Board at Voith GmbH & Co. KGaA Chairman-Management Board at Voith Turbo GmbH & Co. KG, Chairman-Management Board at Voith Hydro Holding GmbH & Co.KG, Chief Executive Officer at Voith Hydro, Inc. President & Chief Executive Officer at Voith Hydro Ocean Current Technologies GmbH & Co. KG and Chief Executive Officer of Voith Hydro Ocean Current Technologies GmbH & Co. KG (which are all subsidiaries of Voith GmbH & Co. KGaA), Head-Gas Turbines Business at ABB Ltd. Member-Management Board at ABB AG and Member-Management Board at ABB Power Generation AG (both are subsidiaries of ABB Ltd.), Partner at The Energy Consulting Group Ltd., Chairman of Voith Industrial Services Holding GmbH & Co. KG, Principal at Lurgi GmbH and Member-Management Board at ABB Kraftwerke AG.

Dr. Lienhard received a doctorate and a graduate degree from the University of Karlsruhe.