David Gelbaum

Chief Executive Officer at ENTECH SOLAR INC

76 year

Producer Manufacturing

Utilities

Industrial Services

Profile

David Gelbaum is the founder of The Quercus Trust, which was founded in 2002.
He was a trustee from 2002 to 2010.
He is currently the Chief Executive Officer at Entech Solar, Inc. since 2010.
Mr. Gelbaum's former positions include Chairman at WorldWater & Solar Technologies Corp.
from 2008 to 2009, Independent Director at Energy Focus, Inc. from 2009 to 2010, Director at ThermoEnergy Corp.
in 2010, Director at Axion Power International, Inc. from 2009 to 2010, Director at Clean Power Technologies, Inc. from 2009 to 2010, and Director at Babcock Power, Inc., Colorep, Inc., and Advanced Hydro, Inc. Mr. Gelbaum received an undergraduate degree from the University of California, Irvine.

David Gelbaum active positions

Companies	Position	Start
ENTECH SOLAR INC	Chief Executive Officer	01/09/2010

All active positions of David Gelbaum

Former positions of David Gelbaum

Companies	Position	End
ENERGY FOCUS, INC.	Director/Board Member	23/02/2010
Clean Power Technologies, Inc. Clean Power Technologies, Inc. Auto Parts: OEMProducer Manufacturing Develops hybrid fuel technology	Director/Board Member	23/02/2010
AXION POWER INTERNATIONAL, INC.	Director/Board Member	23/02/2010
THERMOENERGY CORPORATION	Director/Board Member	23/02/2010
WorldWater & Solar Technologies Corp. WorldWater & Solar Technologies Corp. Alternative Power GenerationUtilities Designs, manufactures and markets solar energy systems that provide electricity and thermal energy for commercial, industrial and utility applications	Chairman	28/01/2009

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Training of David Gelbaum

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Linked companies

Private companies	11
Energy Focus, Inc. Energy Focus, Inc. Electrical ProductsProducer Manufacturing Designs, develops, manufactures and markets energy-efficient LED lighting products	Producer Manufacturing
ThermoEnergy Corp. ThermoEnergy Corp. Environmental ServicesIndustrial Services Engages in the development and sales of sustainable technologies for wastewater recovery and clean energy production	Industrial Services
WorldWater & Solar Technologies Corp. WorldWater & Solar Technologies Corp. Alternative Power GenerationUtilities Designs, manufactures and markets solar energy systems that provide electricity and thermal energy for commercial, industrial and utility applications	Utilities
The Quercus Trust The Quercus Trust Investment ManagersFinance Quercus Trust focuses on investments in US small-cap companies in the producer manufacturing, industrial services and process industries sectors	Finance
Axion Power International, Inc. Axion Power International, Inc. Electrical ProductsProducer Manufacturing Manufactures and sells batteries and battery components	Producer Manufacturing
University of California, Irvine University of California, Irvine Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Babcock Power, Inc. Babcock Power, Inc. Wholesale DistributorsDistribution Services Supplies technology, equipment and services to power generation industry	Distribution Services
Clean Power Technologies, Inc. Clean Power Technologies, Inc. Auto Parts: OEMProducer Manufacturing Develops hybrid fuel technology	Producer Manufacturing
Colorep, Inc. Colorep, Inc. Industrial MachineryProducer Manufacturing Provides technologies for textile coloration and sourcing	Producer Manufacturing
Advanced Hydro, Inc. Advanced Hydro, Inc. Industrial MachineryProducer Manufacturing Provides pending technology to reduce fouling of membranes used for water purification and filtration systems	Producer Manufacturing
Entech Solar, Inc. Entech Solar, Inc. Electric UtilitiesUtilities Develops solar energy technologies and sustainable daylighting solutions.	Utilities