The Source Directory

The annual global directory for the vertical transportation industry since 1984.

Source Categories

* List your company by October 15 each year to be included in next year's print edition of the ELEVATOR WORLD'S SOURCE DIRECTORY.

1090 VERMONT AVENUE NORTHWEST, SUITE 700, Washington, District of Columbia (DC) 20005 United States

United States

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NATIONAL INSTITUTE OF BUILDING SCIENCES (NIBS)

The National Institute of Building Sciences, authorized by Congress in 1974, is a nonprofit nongovernmental organization that brings together representatives of government, the professions, industry, labor and consumer interests to identify and resolve building process and facility performance problems. The Institute serves as an authoritative source of advice for both the private and public sectors with respect to the use of building science and technology.

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