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• • Overview
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About Us - Principals

• Jeffrey Duncan
• Christopher Hastings
• Michael Kerwin
• Douglas Knapp
• Val Levin
• David Pinto
• Michael Walsh
• William Whooley
• Chad Wisler

 

Jeffrey Duncan Principal Jeff is a Principal at Vanderweil’s office in Los Angeles. He has over 30 years of experience in the management, engineering, and construction of central energy plants and district systems. He holds a BS in Business Administration and Investment Finance from the University of Southern California.