• Alliance Pipeline
• American Association of State Highway and Transportation Officials (AASHTO)
• Apache County, Arizona
• Arizona Association of Realtors (AAR)
• Arizona Center for Public Policy (ThinkAZ)
• Arizona Department of Environmental Quality (ADEQ)
• Arizona Department of Housing (ADOH)
• Arizona Department of Transportation (ADOT)
• Arizona Game & Fish Department (AZG&F)
• Arizona Highway Patrol Association (AHPA)
• Arizona Public Service Company (APS)
• Arizona State University (ASU)
• AZTEC Engineering
• City of Glendale
• City of Lubbock
• City of Scottsdale
• City of Surprise
• City of Phoenix
• DMJM + Harris
• Federal Emergency Management Agency (FEMA)
• EcoPlan Associates Inc.
• Federal Highway Administration (FHWA)
• Fehr & Peers
• Gila River Indian Community (GRIC)
• GTE
• HB Zachary
• HDR Engineering
• International Association for Public Participation (IAP2)
• International Quality and Productivity Center (IQPC)
• Kaku Associates Inc.
• Knowledge Group
• L3 Communications
• La Petite Academy
• Lone Butte Development Authority
• Maricopa County
• Maricopa County Air Quality Department
• Maricopa County Department of Health
• Maricopa County Emergency Management Department
• Maricopa County Election Department
• Maricopa County Planning and Development
• Mohave County
• Motorola
• Motorola University
• National Governors Association (NGA)
• Nationwide Insurance Company
• ON Semiconductor
• Orbital Sciences Corporation
• Parsons Brinkerhoff (PB)
• Phillips Group
• Public Service Company of New Mexico (PNM)
• Radisson Resorts and Hotels
• Raytheon
• Stanley Consultants
• ST Microelectronics
• Tarmac America Inc.
• Topete Stonefield Inc.
• Tour Guide USA
• Tucson Water
• URS Corporation
• United States Air Force (USAF)
• Urban Systems Ltd.
• U.S. Institute for Environmental Conflict Resolution
• Western Association of State Highway Transportation Officials (WASHTO)
• Western Governors Association (WGA)
• Wild Horse Pass Development Authority
• WhiteOak Semiconductor