Key Personnel
George E. “Jed” Walker, P.E.
President
Otto E. Wiederhold, P.E.
Sr. Vice President
Dennis L. Carrigan, P.E., R.P.L.S.
Principal
John F. Winkler, P.E.
Manager
Gary C. Graham, P.E.
Manager
Clark W. Gauer, P.E.
Project Manager
David P. Neumann, P.E.
Project Manager
John Mitchell, P.E.
Project Manager
Bret L. Necessary, P.E.
Project Manager
Nick Kohel, P.E.
Project Engineer
Kevin R. Hessel, R.P.L.S.
Survey Manager
Marty P. Polk, R.P.L.S.
Project Surveyor
Warren “Lynn” Simpson, R.P.L.S.
Project Surveyor
Dana Spigener, R.P.L.S.
Project Surveyor
Wyllis Ament
Resident Project Representative
Kyle Botkin
Resident Project Representative
Mark Rudloff
Resident Project Representative
Nancy Nichols, CFM
Asst. Project Manager