Management Team

CE&P's Management team is comprised of experienced ethanol, power and agricutural industry professionals.

David R. Rubenstein, President/Chief Executive Officer, Founder/Management Committee Member

David R. Rubenstein was until recently the President and majority owner of Pacific Diazo Products, Inc., which produced and distributed industrial chemicals, primarily ammonia, to more than 400 customers in southern California, Arizona, Nevada and Utah. Mr. Rubenstein, who sold Pacific Diazo to a Fortune 600 company, is a former Board member of the National Association of Chemical Distributors and President of the Western Region. He received his Bachelor of Business Administration degree from Winona State University in Minnesota, and was named a 2009 Distinguished Young Alumnus.

Ralph Dehrmann, Chief Operating Officer

Ralph A. Dehrmann has 25 years' experience in the sugar production design, management, maintenance, operations and project management. He was most recently an Associate Consultant for Bosch Projects (Pty) Ltd, and prior to that the Senior Project Manager for Techserve Engineers and Consultants (Pty) Ltd, leading the Front End Engineering Design process and related services for a sugarcane and cassava to ethanol, elecricity and bio-methane facility currently being constructed in Sierra Leone. Mr. Dehrmann is a Mechanical Engineering graduate of Durban University of Technology, South Africa.

Larry A. Gilbert, Executive Vice President Agricultural Operations

Larry A. Gilbert has farmed a wide variety of crops in the Imperial Valley for many years, including field crops such as cotton, sorghum, Bermuda grass, sugarcane, and wheat. Mr. Gilbert is an active member of the Farm Bureau, serving as a two-term county president, and on various committees at the county and state levels, and in recent years has focused much of his attention on water matters, including water conservation and transfer issues. He holds a Bachelor of Science degree in Agronomy from California State Polytechnic University.

Steven Passantino, Vice President Finance

Steve Passantino has over twenty years’ experience in accounting, finance and information technology with both publically traded and private equity-based companies. Mr. Passantino was recently the Corporate Controller for a material handling systems development company fully owned and operated by Danaher Corp., a publically traded fortune 200 company. He received his Bachelor of Science degree in Accounting from The City University of New York.
Camille E. Soriano, Vice President Marketing and Public/Investor Relations
Camille Soriano is a senior marketing professional with over twenty years of experience in marketing communications, environmental affairs, strategic partnerships and project management. Ms. Soriano was most recently the Vice President, Marketing, Member Programs for the National Association of Chemical Distributors, and prior to that the Director of Communications of the Hotel Association of Washington, D.C. Ms. Soriano received her BBA from Marymount University and her MBA from The George Washington University.