Jon Williams
Jon Williams
Engineer
Jon joined CJW in 2014 as a Water Resources Engineer and has over 40…
Tawny Denzer
Tawny Denzer
Graduate Engineer
Tawny received her bachelor’s degree in civil and environmental engineering from the University of…
Sawyer Posten, EI
Sawyer Posten, EI
Engineer Intern
Sawyer joined the CJW team as an intern in 2020 while attending school at…
Anthony Swanigan, EI
Anthony Swanigan, EI
Civil Engineer
Anthony received a bachelor’s degree in civil engineering from Missouri S&T in December 2018….
Justin Orf, EI
Justin Orf, EI
Civil Engineer
Justin joined the CJW team as an intern in 2018, while attending school at…
Chris Wynn, PE
Chris Wynn, PE
Civil Engineer
Chris received a bachelor’s degree from the University of Missouri in Environmental Science in…
Marc Thornsberry, PE
Marc Thornsberry, PE
Senior Engineer - Client Liaison
Marc has extensive public sector engineering design and management experience in Missouri, including serving…
Dane Seiler, PE
Dane Seiler, PE
President
Dane Seiler first joined the CJW engineering team in December 2005 as an Engineer…
C. Jay Wynn, PE, PTOE, LSIT
C. Jay Wynn, PE, PTOE, LSIT
CEO and Owner
Jay Wynn is the CEO and owner of CJW Transportation Consultants. He has over…