American Association of Motor Vehicle Administration
American Highway Users Alliance
American Moving & Storage Association
American Trucking Associations
Association of American Railroads
Association of Crane & Rigging Professionals (ACRP)
Association of Professional Material Handling Consultants (APMHC)
Associated Wire Rope Fabricators

Canadian Ministry of Transportation
Canadian Pallet Council
Canadian Transportation Equipment Association
Canadian Council of Motor Transport Administrators
Council of Fleet Specialists
Crane Certification Association of America
Crane Inspection Services, Inc.
Crane Institute of America
Crane Safety Associates of America

Delaware Motor Transport Association

Federal Motor Carrier Safety Administration
FHWA, Federal Highway Administration

Heavy Duty Distribution Association
Heavy Duty Distributor Council (HDDC)

Illinois Trucking Association
Indiana Motor Truck Association
Industrial Fabrics Association International
Industrial Truck Association

Lifting Equipment Engineers Association (UK)

Maine Motor Transport Association
Maryland Motor Transport Association
Massachusetts Motor Transportation Association
Material Handling Equipment Distributors Association (MHEDA)
Material Handling Industry of America (MHI/MHIA)
Michigan Trucking Association

National Association of Chain Manufacturers
National Highway Traffic Safety Administration
National Private Truck Council
National Trailer Dealers Association
National Wooden Pallet and Container Association
New Jersey Motor Truck Association
New York State Motor Truck Association
North American Crane Bureau Group (NACB)
North Carolina Trucking Association
Northeastern Retail Lumber Association Inc.

Occupational Safety & Health Administration (OSHA)
Ohio Trucking Association

Pennsylvania Motor Truck Association
Private Motor Truck Council of Canada

Rhode Island Trucking Association

Specialized Carriers & Rigging Association

The Maintenance Council
Transportation Loss Prevention & Security Council of American Trucking Associates, Inc.
Truck Trailer Manufacturers Association
Trucking Technology

U.S. Department of Transportation

Wisconsin Motor Carriers Association