American Solar Energy Society -(ASES) Lifetime Member
International Solar Energy Society (ISES)
Nevada County Land Trust (NCLT) - Founder & Past President
Bear Yuba Land Trust (BYLT) - Lifetime Member
National Counsel of Architectural Review Board (NCARB)
Northern California Solar Energy Association (NCSEA)
North Star Historic Conservancy -(NSHC) Founder
Licensed in: CA, CO, HI, NM, NV, WS
