• U.S. Government agencies, including the Department of Transportation and the Federal Aviation Administration

• Foreign civil aviation agencies, including those in Azerbaijan, Cape Verde, Kenya, Saudi Arabia, and Trinidad and Tobago

• Domestic passenger and air cargo carriers

• Foreign passenger and air cargo carriers, including a dozen air carriers from Russia and CIS countries

• Major corporations and charter companies that operate corporate or business jets

• Several divisions of a major aerospace manufacturer

• One of the largest airport management companies in the world

• Numerous local airports

• Several major product manufacturers with hazardous materials transportation issues

• Several foundations and research institutes