David B. Christofferson

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77 year

Energy Minerals

Consumer Services

Profile

David B. Christofferson has been Chief Financial Officer of Venoco, Inc. since November 2004.
He was Chief Financial Officer of Marquez Energy from November 2002 to November 2004.
Prior to joining Marquez Energy, Mr. Christofferson was General Counsel and Chief Financial Officer of Esenjay Exploration, Inc. from 1988 to May 2002.
He was a Private Consultant.
Mr. Christofferson received BA and JD degrees from the University of Oklahoma and an MS degree from the Phillips University.

Former positions of David B. Christofferson

Companies	Position	End
VENOCO, INC.	Director of Finance/CFO	03/04/2007
Marquez Energy LLC Marquez Energy LLC Oil & Gas ProductionEnergy Minerals Explores for oil and natural gas	Director of Finance/CFO	01/11/2004
Esenjay Exploration, Inc. Esenjay Exploration, Inc. Integrated OilEnergy Minerals Explores and develops oil and natural gas	Director of Finance/CFO	01/05/2002

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Private companies

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Linked companies

Private companies	5
Esenjay Exploration, Inc. Esenjay Exploration, Inc. Integrated OilEnergy Minerals Explores and develops oil and natural gas	Energy Minerals
Marquez Energy LLC Marquez Energy LLC Oil & Gas ProductionEnergy Minerals Explores for oil and natural gas	Energy Minerals
Venoco LLC Venoco LLC Oil & Gas ProductionEnergy Minerals Engages in the acquisition, exploration, exploitation, and development of oil and natural gas properties	Energy Minerals
Phillips University Phillips University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
University of Oklahoma University of Oklahoma Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services