- 3M Colombia
- American Traffic Safety Services Association (ATSSA)
- Amsign Corporation
- Avery Dennison USA
- Avery Dennison Brazil
- Arrive Alive Traffic Control
- B & B Contracting
- Backus & Schanker, LLC
- Balfour Beatty Construction
- Bashford Law Group, P.C.
- Barrier Systems, Inc.
- Belmont Community Association
- Bermudez, Longo, Diaz-Masso, LLC
- BMI-SG
- Booz-Allen Hamilton, Inc.
- Brazilian Association of Highway Safety (ABSeV: Associação Brasileira de Segurança Viára)
- Brown, Moore & Associates
- Center for Applied Research, Inc.
- Carr Allison
- CentroVial, Bogotá, Colombia
- Crown Communications, Inc.
- Cunningham Law Firm
- Curry Law Group
- Dalli & Marino, LLP
- Daniel Crowley & Associates
- Delmarva Site Development, Inc.
- DBR & Associates
- Dinsmore & Shohl LLP
- Equals Three Communications
- Esp Kreuzer Cores LLP
- Federal Highway Administration (FHWA)
- FlagPros
- Futrovsky, Nitkin and Scherr, Chartered
- Glassman, Wyatt, Tuttle & Cox, P.C.
- Gleason, Flynn, Emig & Fogleman, Chartered
- Gresham, Smith and Partners
- Hubbard Construction
- Icovias, LTDA, Bogotá, Colombia
- Institute of Transportation Engineers (ITE)
- Instituto de Desarrollo Urbano (IDU), Bogotá, Colombia
- International Road Federation (IRF)
- Icovias, Colombia
- ITS America, Inc.
- ITS Consortium, Inc.
- ITT Industries
- Jet Propulsion Laboratory (JPL)
- Johnson, Mirmiran & Thompson (JMT)
- Kalbaugh, Pfund & Messersmith, P.C.
- Kansas City Accident Injury Attorneys
- Lance W. Mason Attorney In Law
- Law Office of Justin K. Hall
- Law Offices of Mark J. Beachy
- Law Office of Michael J. Seibel
- Law Office Of Nick L. Olguin
- Law Offices of Rosemarie Arnold
- Lendis Corporation, Inc.
- Lockheed Martin Energy Systems, Inc.
- Louis Berger Group
- Loyola College of Baltimore
- National Highway Institute (NHI)
- National Park Service
- New York City Department of Transportation
- Northeast Association of State Transportation Officials (NASTO)
- MacCorkle Lavender PLLC
- MACTEC Engineering and Consulting, Inc.
- Manitoba Heavy Construction Association (MHCA), Canada
- Marshall Dennehey Attorneys in Law
- Maryland State Highway Administration
- Maryland Transportation Authority
- McKissack & McKissack, Inc.
- McTrans (Center for Microcomputers in Transportation)
- McCarthy, Lebit, Crystal & Liffman
- Milano & Wanat LLC
- Montgomery & Andrews Law Firm
- MyFleetDept.com
- National Park Service
- Nebraska Office of Attorney General
- New York City Department of Transportation
- North Dakota State University
- Odebrecht Panamá
- Panamerican Institute of Highways
- PB Farradyne Inc.
- PB Internacional, S.A.
- Perform Tech, Inc.
- Phillips Law Group, P.C.
- Puerto Rico Department of Transportation
- Puerto Rico Traffic Safety Commission
- Raul V. Bravo & Associates
- Sabra-Wang and Associates
- Schmidt, Sethi & Akmajian
- Schoenberg & Associates
- Science Applications International Corporation (SAIC)
- SGL Constructors
- Sims, Price & Price Law Firm
- Smith Law Office
- Speier Road Safety Solutions LTDA
- Sterling Construction Company
- Strauch, Green & Mistretta, P.C
- Strategic Solutions Group, Inc.
- SSUAT, Colombia
- Southern Pavement Solutions LLC
- Sweroad
- The World Bank
- Transportation and Economic Research Associates, Inc (TERA) Inc.
- Transportation Research Board (TRB)
- University of Arizona
- University of Florida Transportation Institute
- University of Maryland (Technology Transfer Center)
- University of Puerto Rico (Technology Transfer Center)
- U.S. Trade and Development Agency (TDA)
- Virginia Office of the Attorney General
- Wuestling & James, LC