About CDOT



Shannon Gifford

Counties Representing: Denver County

[email protected]

Commissioner Shannon Gifford was appointed to the Commission in July 2013, and represents District 1, which encompasses Denver.

Gifford is currently president of Denver-based Helios Associates, a business and financial consulting firm. She has worked for the past two and a half decades as an independent consultant, principally in the real estate industry.

Shannon is a past member of Denver's planning board, and the boards of Colorado Humanities, the Colorado Film Society, and the Lower Downtown Neighborhood Association, for which she served as president. She co-chaired the Union Station Advisory Committee. She currently serves on the board of the Colorado chapter of the Nature Conservancy.

Don Stanton

Counties Representing: District 2 (Jefferson County and a portion of Broomfield County

Don Stanton

Don Stanton lives in Arvada and represents District 2. He chairs the Innovative Mobility Committee and serves on the High-Performance Transportation Enterprise (HPTE) Board.

Don is a retired naval officer who led maintenance and safety departments, flew for airlines, and was vice chair of a pilots’ government affairs committee. He served as Deputy Assistant
Secretary of Defense for Transportation Policy and as aviation advisor to the Secretary of Transportation.  

Don is a Political Science lecturer for the University of Colorado-Denver, teaches courses for senior citizens at OLLI, and volunteers with the Civil Air Patrol and Vietnam Veterans of America.

Eula Adams

Counties Representing: Douglas and Arapahoe Counties.

[email protected]


Eula Adams, MBA, CPA, was appointed to the Commission in July 2019 and represents District 3 (Arapahoe and Douglas Counties).

Currently, CEO of Neuromonics, an FDA cleared medical device company. Former Partner with Deloitte (Public Accounting, Taxation and Management Consulting).  Former Executive Vice President First Data Corporation (Payments and Money Transfer); Senior Vice President Sun Microsystems (Computer Servers, Storage Devices, Software and Services).

He is a graduate of Morris Brown College with a Bachelor of Science degree in accounting, has a Master of Business Administration from Harvard Business School, and is a Certified Public Accountant.

Sigma Pi Phi Fraternity, Kappa Alpha Psi Fraternity, CareerWise Colorado Board; Volunteers of America Board; Denver International Airport Advisory Board. New Hope Baptist Church Board of Trustees.

Karen Stuart

Counties Representing: Adams and Boulder Counties, and a portion of Broomfield County.



Karen Stuart is the vice chair of the Colorado Transportation Commission. She is a former three-term Mayor of the City and County of Broomfield in Colorado, where she played a key role in the creation of the consolidated city and county in 2001. Stuart had leadership roles with the Denver Regional Council of Governments, the US36 Mayors and Commissioners Coalition, the Metro Mayors Caucus and the National League of Cities Transportation Advisory Committee. As Chair of the Northwest Parkway Public Authority, Stuart was an active member of the International Bridge Tunnel and Turnpike  Association (IBTTA) and a key negotiator for the NWP’s Concession Lease Agreement in 2007. In 2015 Stuart received the Denver Regional Council of Governments’ Distinguished Service Award.

Stuart is currently the Executive Director of Smart Commute Metro-North, a non-partisan, non-profit, transportation management organization, serving the north metro region working to promote mobility options that reduce congestion and improve air quality.

Stuart was appointed to the Transportation Commission in 2017 and to the HPTE Board in 2019. 

Kathleen Bracke

Counties Representing: District 5 (Larimer, Morgan, and Weld counties and a portion of Broomfield County)


Kathleen Bracke serves as a member of Colorado’s Transportation Commission, representing CDOT District 5, including Larimer, Weld, and Morgan counties. Bracke has worked in the transportation sector for more than 25+ years, primarily with local governments, including the City of Boulder (CO), City of Fort Collins (CO), City of Anaheim (CA), and University of California Los Angeles (UCLA).

Her professional focus areas include transportation planning, policy, finance, and developing innovative multimodal services, programs, and projects, including local and regional transit. Bracke’s transportation philosophy centers on advancing public safety and sustainability in service of Colorado’s environmental stewardship and economic vitality goals, with a focus on serving people using all modes of travel as well as efficiently moving goods and services. Bracke also serves on Colorado’s Regional Air Quality Council and the Commuting Solutions Board of Directors.

Bracke lives in Fort Collins, Colorado, and has an undergraduate degree in sociology and a master’s degree in Urban Planning, specializing in Transportation from the University of California at Los Angeles (UCLA).  

Barbara Vasquez

Counties Representing: District 6 (Clear Creek, Gilpin, Grand, Jackson, Moffat, Rio Blanco, and Routt counties)


Commissioner Vasquez was appointed to the Transportation Commission in August 2019 to represent District 6 (Jackson, Routt, Grand, Moffat, Rio Blanco, Clear Creek & Gilpin Counties). She has called Colorado home since 2005 following two careers, first as a scientist in biomedical research and second as an engineer and manager in semiconductor research & development. Here in Colorado she has turned her energy and attention to public land resource management and environmental issues. She served on the Bureau of Land Management NW CO Resource Advisory Council for 7 years and has served continuously as the environmental representative for the North Platte Basin Roundtable. She is a graduate of the University of Arizona with a bachelor's of science in chemistry, and received her Ph.D. in biochemistry from Arizona State University.

She has lived and worked in the US, Taiwan and Germany, published extensively in both careers and is responsible for numerous patents. Her success as a creative scientist, engineer and leader has demonstrated flexibility as well as effectiveness in managing complex projects and teams.

Kathy Hall

Counties Representing: Chaffee, Delta, Eagle, Garfield, Gunnison, Lake, Mesa, Montrose, Ouray, Pitkin, and Summit counties.

[email protected]

Kathy Hall, who began serving in September 2015, represents District 7.

She resides in Grand Junction and is the owner of Kathy Hall and Associates, a business consulting firm. She has been a leader in numerous civic organizations throughout the western slope, including Club 20, the West Slope Colorado Oil and Gas Association, the Marillac Clinic and the United Way of Colorado.

Before starting her own consulting firm, she served two terms as a Mesa County commissioner and was the Western Slope director for two U.S. senators.

Sidny Zink

Counties Representing: Alamosa, Archuleta, Conejos, Costilla, Dolores, Hinsdale, La Plata, Mineral, Montezuma, Rio Grande, Saguache, San Jaun, and San Miguel counties.

[email protected]

S. Zink

Commissioner Sidny Zink represents District 8. She was appointed to the Commission in July 2013.

Zink is a CPA and an owner of Fredrick Zink & Associates, PC, in Durango. She has been an educator at Fort Lewis College and a lecturer for Denver's Community Resource Center.

She has held several leadership positions within the CPA profession and her involvement in the civic community has included serving as former Durango city council member and mayor, a Club 20 member and as a participant in Gov. Hickenlooper's TBD Colorado.

Irv Halter

Irv Halter

Counties Representing: El Paso, Fremont, Park, and Teller counties.

Irv Halter is a veteran of over 32 years in the United States Air Force where he was a combat veteran fighter pilot and rose to the rank of Major General. He and his wife of 43 years, Judy, are natives of southern New Jersey, growing up on family farms. After graduating from the Air Force Academy (and Judy from the University of Denver,) Irv’s career took them around the globe with over 14 years of overseas assignments, culminating in senior positions at the Academy, the National Reconnaissance Office, and Joint Staff in Washington, DC.

After retiring from the Air Force in 2009, the Halters returned to Colorado Springs. Halters joined Computer Sciences Corporation as the Vice President and General Manager for Air Force, NASA and Missile Defense Agency programs, providing IT and professional services valued at over three quarters of a billion dollars annually.

In July 2013, Halter left CSC to run for the 114th Congress in Colorado’s 5th Congressional District. While he did not prevail, as a first-time candidate, Halter received over 105,000 votes in a race that gained positive national attention.

From 2015 to 2019, Halter served in the Hickenlooper Administration’s cabinet as executive director of the Colorado Department of Local Affairs. In that role, he directed the department’s efforts in providing technical assistance and resources to Colorado’s small and rural communities, as well as investments in affordable housing. The funds granted totaled over half a billion dollars during his tenure.

In addition to serving as the Transportation Commissioner for District 9, Halter serves on several non-profit boards including The Alliance Center, Springs Rescue Mission, and Wholly Kicks. He and Judy are also very active members of Trinity Lutheran Church in Monument. They have one son, David, who works as an architect in Philadelphia.

Bill Thiebaut

Counties Representing: Baca, Bent, Crowley, Custer, Huerfano, Kiowa, Las Animas, Otero, Prowers, and Pueblo counties.

[email protected]

Bill Thiebaut

Commission Vice Chairman Bill Thiebaut represents District 10, in Pueblo, and was appointed to the Commission in August 2013.

Thiebaut, an attorney, resides in Pueblo and served in the Colorado General Assembly from 1987-2002. He also was as a member of the Colorado House of Representatives until 1993, and a state senator until 2002 (including a year as senate majority leader). While serving in the legislature Mr. Thiebaut contributed to Colorado's statewide transportation needs, focusing on regional roadway and air service priorities.

He is an adjunct faculty member in the Political Science Department at CSU-Pueblo, and is a former Pueblo County public trustee and Pueblo district attorney.

Gary Beedy

Counties Representing: District 11 (Cheyenne, Elbert, Kit Carson, Lincoln, Logan, Phillips, Sedgwick, Washington, and Yuma counties.


Commissioner Gary Beedy was appointed to the Commission in July 2019, representing District 11, which encompasses North Eastern Colorado. Beedy currently Co-manages Homestead Farms, his family's 4th generation centennial farm in Genoa CO. Before being appointed to the commission, he served as the Co-Chair of the Eastern Transportation Planning Region, which represented the same area as his district on the Statewide Transportation Advisory Committee. Beedy represented the Eastern Transportation Planning region for more than 15 years, served on the CDOT Freight Advisory Committee since it started, served as Lincoln County Commissioner for 12 years, has served on the East Central Council of Governments and many other committees over the years

Herman Stockinger, Secretary


The Transportation Commission formally elected Stockinger as Secretary in August 2010. Responsibilities include administration of the Commission's public business activities and providing tactical advice.

Stockinger is also the director of the Office of Policy and Government Relations at CDOT.

Colorado: The Official State Web Portal