GEM is proud to be affiliated with the following organizations:

American Society of Cost Engineers
American Society of Heating, Refrigeration & Air Conditioning Engineers (ASHRAE)
American Society of Mechanical Engineers
American Society for Quality Control (ASQC)
American Welding Society
Associated Maintenance Contractors
Building Offices & Code Administration
Construction Users Roundtable
Contractor Innovation Forum (CIF)
Financial Executives Institute
Instrument Society of America
Mechanical Contractors Association (MCA)
Michigan Construction Users Council
National Certified Pipe Welding Bureau
National Electrical Contractors Association (NECA)
National Institute for Certification in Engineering Technologies
North American Construction Boilermaker Employers (NACBE)
Northwest Ohio Chapter Great Lakes Construction Alliance (GLCA)
Specialized Carriers & Riggers Association
Toledo Area Chamber of Commerce