| Baton Rouge Airport Authority, Baton Rouge, LA | Connecticut Airport Authority, Windsor Locks, CT | Rhode Island Airport Corporation, Warwick, RI |
| Broward County Aviation Department, Dania Beach, FL | Connecticut Department of Transportation, Newington, CT | San Diego County Regional Airport Authority, San Diego, CA |
| Burbank-Glendale-Pasadena Airport Authority, Burbank, CA | Kansas City Aviation Department, Kansas City, MO | San Francisco Airport Commission, San Francisco CA |
| Burlington Airport Commission, Burlington VT | King County Department of Transportation, Seattle, WA | Santa Clara Valley Transportation Authority (VTA), San Jose, CA |
| Central Puget Sound Regional Transit Authority, Seattle, WA | Humboldt County, Aviation Division, McKinleyville, CA | Shreveport Airport Authority, Shreveport, LA |
| City of Philadelphia, Division of Aviation, Philadelphia, PA | Massachusetts Bay Transportation Authority (MBTA), Boston, MA | Susquehanna Area Regional Airport Authority, Harrisburg, PA |
| City of Phoenix, Aviation Department, Phoenix, AZ | Massachusetts Port Authority (MASSPORT), Boston, MA | The National Academies, National Academy of Sciences, Airport Cooperative Research Program, D.C. |
| City of San Jose Airport Commission, San Jose, CA | Monterey Peninsula Airport District, Monterey, CA | Toledo-Lucas County Port Authority, Toledo OH |
| Cleveland Hopkins Intl Airport Department of Port Control, Cleveland, OH | Naval Facilities Engineering Command, Atlantic | Tri-County Metropolitan Transportation District of Oregon, Portland, OR |
| Columbus Regional Airport Authority, Columbus, OH | Pease Development Authority, Portsmouth, NH | Tweed New Haven Airport Authority, New Haven, CT |