GECS Gary Guerette is a design and construction professional with over 25 years experience performing and managing project activities, including green building design, energy services, and construction project management. He holds degrees in Engineering Technology and Business Management, and a graduate certificate in Sustainable Design. Mr. Guerette is a: Licensed Professional Engineer Certified Energy Auditor, Association of Energy Engineers Certified Energy Manager, Association of Energy Engineers LEED Accredited Professional, U.S. Green Building Council Member, Architectural Engineering Institute, ASCE Professional Associates are brought in to your project on an as-needed basis, to assist in the work.