Kim Frost, Board Chair
(kim@ucair.org)
Utah Clean Air Partnership (UCAIR)
195 North 1950 West
Salt Lake City, Utah 84116
Work phone: (801) 536-4218
Representing: Public Representing an Environmental Nongovernmental Organization
Term Begins: 02/17/2023
Term Ends: 03/01/2027
Michelle Bujdoso, Vice Chair
(mdbujdoso@marathonpetroleum.com)
Marathon Petroleum
474 West 900 North
Salt Lake City, Utah 84103
Work phone: (801) 366-2036
Representing: Fuels Industry
Term Begins: 03/01/2021
Term Ends: 04/30/2025
Tim Davis
(tdavis@utah.gov)
Department of Environmental Quality
195 North 1950 West
P.O. Box 144810
Salt Lake City, Utah 84114-4810
Work phone: (801) 536-4404
Representing: Executive Director—Department of Environmental Quality
Seth Lyman
(seth.lyman@usu.edu)
Utah State University
Bingham Research Center
320 North Aggie Boulevard
Vernal, Utah 84078
Work phone: (435) 722-1740
Representing: Professional
Engineer not Associated with
Industry
Term Begins: 04/16/2025
Term Ends: 03/01/2029
Colton Norman
(colton.norman@riotinto.com)
Rio Tinto
4700 Daybreak Parkway
South Jordan, Utah 84009
Work phone: (385) 253-0910
Representing: Mining Industry
Term Begins: 04/16/2025
Term Ends: 03/01/2029
Sonja Norton
(snorton@uintah.utah.gov)
Uintah County Commissioner
152 East 100 North
Vernal, Utah 84078
Work phone: (435) 781-5384
Representing: Government Representative not with Federal Government
Term Begins: 04/12/2023
Term Ends: 03/01/2027
John Rasband
(johnr@peterseninc.com)
Petersen Incorporated
1527 North 2000 West
Ogden, Utah 84404
Work phone: (801) 732-2000
Work fax: (801) 732-2098
Representing: Manufacturing
Term Begins: 03/01/2019
Term Ends: 03/01/2023
Jeff Silvestrini
(mjsilvestrini@millcreek.us)
Mayor of Millcreek City
3330 South 1300 East
Millcreek, Utah 84106
Work phone: (801) 214-2705
Work fax: (801) 535-7651
Representing: Government Representative not with Federal Government.
Term Begins: 03/01/2023
Term Ends: 03/01/2027
Dave Spence
(davids@co.davis.ut.us)
Davis County Health Department
22 South State Street
Clearfield, Utah 84015
Work phone: (801) 726-8545
Representing: Public Trained and
Experienced in Public Health
Term Begins: 04/16/2025
Term Ends: 03/01/2029