• American Society of Heating, Refrigerating & Air-conditioning Engineers (ASHRAE)
• American Society of Civil Engineers (ASCE)
• Architectural Engineering, Pennsylvania State University
• Association of Energy Engineers (AEE)
• American Society of Highway Engineers (ASHE)
• Central Pennsylvania Engineers Week Council (CPEWC)
• Institute of Electrical and Electronics Engineers, Inc.(IEEE)
• Institute of Transportation Engineers (ITE)
• International Association of Lighting Designers (IALD)
• Lighting Links (Inter-Light, Inc.)
• Lighting Research Center, Rensselaer Polytechnic Institute (RPI)
• National Council on Qualifications for the Lighting Professions (NCQLP)
• Pennsylvania Society of Professional Engineers (PSPE)

Links to IESNA East Central Region Website and Sections Websites:

• IESNA
• IES Capital Section
• IES Maryland Section
• IES Philadelphia Section
• IES Susquehanna Section