The HPS Management Team
Les DenHerder
President
Purchased HPS Mechanical, Inc. in 1976
Has grown company 3,400 percent since 1976 and oversees staff of 225 in two offices
Master of Business Administration, Pepperdine University, 1989
Certified in Plumbing Engineering from American Society of Plumbing Engineers, 1996
Professional Affiliations:
Plumbing-Heating-Cooling Contractors of California (PHCC)
President, 2007-2008
Board of Directors, 1992-1993
Kern County PHCC – Past President
International Association of Plumbing and Mechanical Officials – San Joaquin Chapter
BIA Plumbers Committee
Kern County Builder’s Exchange – Past President
Central California PHCC Apprenticeship Committee – Chairman
Delta National Plumbing Contractor of the Year, 1997
Appointed to California Apprenticeship Council by Gov. Arnold Schwarzenegger, 2007
|
Phil Oehler Project Manager |
![]() |
Doug Degroot General Superintendent |
![]() |
|
Jay Buenviaje Project Manager |
![]() |
N. Kenneth Pourroy Project Manager |
![]() |
|
Patrick Mize Chief Financial Officer |
![]() |






