Associations
The American Institute of Architects	Material Handling Industry of America	Material Handling Equipment Distributors Association
The Construction Specifications Institute

Building Codes & Regulations
International Code Council	Contact information for each state's access code provided by The Access Board Federal Agency	Americans with Disabilities Act – Information & Technical Assistance

Allied Products & Partners
Butler Manufacturing	MasterLock	Zephyrlock
Safe-O-Mat	Digilock