Marcus B. Sheffer
Energy & Environmental Consultant
Selected Experience
- Energy/environmental consultant with over 25 years of professional experience
- Formed Energy Opportunities, Inc. in 1993 to provide technical consulting services on projects relating to energy management, efficiency and conservation; renewable energy systems, and the environmental impacts of human enterprises
- Operates the York County Community Foundation Energy Program providing technical assistance to nonprofit organizations since 1993
- Consultant on over 90 green building projects including 30 LEED® Certified projects
- Areas of experience include:
- Green buildings
- LEED Green Building Rating System
- GBTool – International Green Building Assessment Tool
- Energy efficiency and conservation
- Renewable energy systems
- Water conservation and efficiency
- Measurement and Verification
- Energy efficient lighting design
- Daylighting analysis and evaluation
- Environmental issues related to the built environment
- Presentations at over 100 regional, national and international workshops and conferences
- Advisor to the Pennsylvania Governor’s Green Government Council on energy and environmental issues
- Authored the Pennsylvania Solar Manual. Articles in national publications Solar Today and Energy User News
- Served 12 years with the Pennsylvania Energy Office, 1981 to 1993
Awards and Affiliations
- LEED Accredited Professional, April 2001, November 2004 and April 2007
- Founding Board Chair, Green Building Association of Central Pennsylvania, U.S. Green Building Council affiliate
- U.S. Green Building Council LEED Steering Committee member
- U.S. Green Building Council LEED Energy & Atmosphere Technical Advisory Group (EA TAG) Vice-Chair
- U.S. Green Building Council LEED Training Faculty
- U.S. Green Building Council Workshop Development (Advanced Training and Energy Modeling Module)
- U.S. Green Building Council LEED Technical Reviewer for Certifications
- U.S. Team participant in two International Green Building Challenge; 2000 Maastricht, Netherlands – Pennsylvania Department of Environmental Protection (PA DEP) Southcentral Regional Office Building and PA DEP Cambria Office Building; 2002 Oslo, Norway – Clearview Elementary School
- Founding Board Member, Sustainable Energy Fund, promotes energy efficiency and renewable energy
- Certified Energy Manager by the Association of Energy Engineers
- Professional memberships include American Solar Energy Society, ASHRAE, IESNA and U.S. Green Building Council
- Judge for the 2000 Pennsylvania Governor’s Awards for Environmental Excellence
- Pennsylvania Governor’s Award for Environmental Excellence – 1998 York Foundation Energy Program; 2001 PA DEP Cambria Office Building; 2003 Clearview Elementary School; 2006 Southern York Library
- American Institute of Architects (AIA) Top Ten Green Building – 2000 PA DEP Cambria Office Building
Education
- Bachelor of Arts degree in Environmental Studies, Shippensburg University, 1981
- Master of Science degree in Public Administration, Shippensburg University, 1986



