Inside ADOT

Executive Leadership

John S. Halikowski
John S. Halikowski
Director

John Halikowski is the director of the Arizona Department of Transportation. He has served as Motor Vehicle Division deputy director, research director for the Arizona House of Representatives and research analyst for the Arizona House Transportation Committee. John received his degree in communications from Arizona State University.

John is the immediate past president of WASHTO and serves on a number of transportation-related boards and commissions, including the HELP, Inc. Board, the ITS America Leadership Circle and the TRB Executive Committee, as well as the TRB Subcommittee on Planning and Policy Review. He is the chair of the AASHTO Standing Committee on Research (SCOR), and cochairs the Arizona Transportation and Trade Corridor Alliance (TTCA).




Jennifer Toth
Jennifer Toth
State Engineer
Deputy Director for Transportation

Jennifer currently serves as state engineer and as deputy director for transportation. She leads the Intermodal Transportation Division in constructing, maintaining and operating more than 6,000 miles of interstate and state highways in Arizona. Her division also completes the project development process for highway improvements involving engineering and environmental studies, design, land acquisition and construction.

Jennifer joined the agency’s Intermodal Transportation Division in January 1997 through the Engineer-in-Training program. Between 1998 and 2005, she served ADOT in various engineering capacities across the state. After a brief stint in the private sector between 2005 and 2008, Jennifer returned to public service with ADOT's Multimodal Planning Division. By June 2009, she was appointed director of the Multimodal Planning Division, and by 2011, she began serving as state engineer.

Jennifer earned a Master of Science degree in civil engineering from the University of New Mexico and a Bachelor of Science degree in civil engineering from the University of Houston.

 




Floyd Roehrich, Jr.
Floyd Roehrich, Jr.
Deputy Director for Policy

Floyd currently serves as deputy director for policy for ADOT. He is responsible for all transportation planning and assists with public-private partnership activities within the agency. He also serves as the primary liaison between ADOT and the State Transportation Board and assists the director in policy matters. Floyd also works with Arizona’s metropolitan planning organizations, councils of government, the Federal Highway Administration and other stakeholders.

Floyd served as deputy state engineer for Valley Transportation Group in December 2007 and as state engineer from 2008 to 2011. He has over 25 years of engineering experience, more than 16 of which with ADOT in Roadway Engineering, Statewide Project Management and Valley Project Management Group.




John Nichols
John Nichols
Deputy Director for Business Operations

John currently serves as the deputy director for business operations, overseeing the Administrative Services Division, Arizona Highways magazine, Budget, Planning and Research, Financial Management Services, Human Resources and performance measures.

John has worked for the state of Arizona since 1994, after completing a 21-year career with the U.S. Air Force. After leaving the Air Force, John became the fleet manager for Arizona State University. In 1997 John joined ADOT’s Equipment Services as the Central Region equipment manager. Since that time, John has been a maintenance operations manager, a physical plant administrator and the director of the Administrative Services Division.




Sonya Herrera
Sonya Herrera 
Assistant Director, Administrative Services Division

Sonya Herrera serves as assistant director for the Administrative Services Division and manages seven work groups handling audit/analysis, equipment services, facilities management, Grand Canyon National Park Airport, organizational/employee development, procurement and safety and risk management. She has been with ADOT since 2001, serving as the director of the Office of Safety and Risk Management and as the occupational safety administrator. In these positions, she directed the development of the agency’s safety processes and loss prevention programs that protect 4,300 employees and ensured overall safety compliance in more than $1 billion of construction projects and maintenance activities. Prior to joining ADOT, Sonya worked in safety management positions for private-sector companies in the United States and Kuwait. She earned a Bachelor of Science degree from Auburn University and completed Arizona State University’s Institute for Public Executives Program. Sonya is a U.S. Army veteran and served in Operation Desert Storm.




Matt Burdick
Matt Burdick
Assistant Director, Communications

Matt Burdick serves as assistant director for ADOT Communications and has been part of the agency’s communication efforts since 1996. He oversees communication with the public, communities and counties about ADOT and the agency’s transportation activities. He is responsible for partnering with government agencies and businesses to improve working relationships and coordination on transportation projects.




Terry Conner
Terry Conner
Assistant Director, Enforcement and Compliance Division

Terry Conner serves as the assistant director for the Enforcement and Compliance Division, which consists of the Office of the Inspector General, the Executive Hearing Office and Commercial Vehicle Enforcement. Mr. Conner previously served more than 30 years with the Arizona Department of Public Safety (DPS) in a variety of assignments throughout the department, including senior level commands in both operational and administrative responsibilities.

An advocate for highway safety, he's addressed audiences throughout the United States on highway safety issues. An accomplished instructor, he's also taught a variety of subjects including vehicle theft investigation, police ethics, media and public relations, problem-oriented policing, and incident command systems. He's facilitated programs toward maximizing productivity, teamwork and quality issues for police management personnel.

While at DPS, Mr. Conner was selected to serve a yearlong assignment at the U.S. Department of Transportation's National Highway Traffic Safety Administration (NHTSA) in Washington, D.C. While there, he researched and published a model manual for police manager's nationwide dealing with occupant protection issues. Following his assignment in Washington, he was honored with the NHTSA Award for Public Service.

A graduate of the Senior Executive Program at the Kennedy School of Government at Harvard and the Institute for Public Executives at Arizona State University, Mr. Conner has written a number of articles that have been published in the IACP journal, Police Chief and the FBI Bulletin. The articles covered a variety of topics ranging from management issues to police tactics.




Kevin Biesty
Kevin Biesty
Assistant Director, Government Relations and Policy
Development Office

Kevin currently serves as assistant director for the Government Relations and Policy Development Office and leads the proactive and effective process through which ADOT communicates with and serves Congress, the legislature and the people of Arizona.

Kevin joined ADOT's Motor Vehicle Division in February 2000 as a legislative liaison. Previously, he served as legislative liaison for the Arizona Department of Economic Security. Prior to that position, he served on staff at the Arizona State Senate. Kevin earned his Bachelor of Arts degree in business management from the University of Phoenix.




Cheri Hull
Cheri Hull
Assistant Director, Leadership and Employee Engagement

Cheri Hull serves as Assistant Director for Leadership and Employee Engagement managing Internal Communications, Corporate Training, Awards and Recognition, Mentoring, ADOT Colors Work, Orientation, Legacies, Study Group Forums, and the Women's Information Network (WIN) for ADOT.

The Leadership and Employee Engagement group focuses on development and management of programs that provide opportunities for ADOT employees to connect, communicate more effectively, learn and develop their own skills as well as their teams’.  The overall mission of LEE is to unite the agency to bring employees together across divisions connecting ADOT as a community of practice to serve the citizens of Arizona most effectively.

Cheri joined ADOT in 2010 in Communications.  A native of Indiana, Cheri’s 25+ years of executive management within trade associations includes business development and management, strategic planning, marketing, coaching and team development.  She received national recognition and the highest program award by the American Society of Association Executives for successfully developing and managing a program to reduce transportation costs for manufacturers and businesses across the U.S. The concepts and methodologies developed within this program combined processes that encompassed business group dynamics and people in process-focused programs that led the way for other trade group partners, state chambers and manufacturers’ associations nationally.

 




Stacey Stanton
Stacey K. Stanton
Assistant Director, Motor Vehicle Division

Stacey has served as assistant director for the Motor Vehicle Division since her appointment in December 1999. She is responsible for the daily management and oversight of over 1,600 employees and an annual operating budget of $72 million. Stacey Stanton has worked at MVD since 1995, first overseeing the Customer Service program in Phoenix, then heading the Legislative Program and Policy Unit.

In 1985, she began serving as a state Senate staff member, eventually serving as top aide to the Senate president. In 1993, she joined the Maricopa County Auto License Department as deputy director, starting her work in the field of motor-vehicle administration.

Her educational background includes a Bachelor of Science degree from Arizona State University and numerous courses in management, strategic planning and program development. She currently serves on the American Association of Motor Vehicle Administrators Legal Services Committee as Region IV vice chair and is active in community and civic organizations.

 




Scott Omer
Scott Omer
Assistant Director, Multimodal Planning Division

Scott currently serves as assistant director for the Multimodal Planning Division. He oversees ADOT’s development of multimodal plans and programs through a collaborative process. He also oversees ADOT’s research activity, which enables innovation in transportation.

Scott's background and experience include work in transportation planning, programming, project management, traffic, project development and operations. Scott first joined the ADOT Yuma District in February 1993 and was assigned to Regional Traffic. He spent over 13 years there, working in traffic, development and operations. In 2006, Scott left ADOT to work for the city of Yuma as a Capital Improvement Program (CIP) project manager. In 2007, he became a senior project manager, was the Western Region project manager for Building a Quality Arizona (bqAZ) and the program manager for local government ARRA projects in the Eastern MAG Region. In 2010, Scott returned to ADOT as the assistant director for the Planning and Programming Group in the Multimodal Planning Division. Scott is certified as a professional transportation planner (PTP) and a certified public manager (CPM).




For more information regarding ADOT executive leadership, please contact us at 602.712.7355.