Mark Imhoff Director, Division of Transit and Rail 

mark.imhoff@dot.state.co.us

303-757-9007

Section 130 Crossing Safety/HSIP

William Snowden Manager, Railroad Program

william.snowden@dot.state.co.us

303-757-9268

Passenger Operations/Amtrak Liaison

Wendy Wallach, Manager, Rail and Special Projects 

wendy.wallach@dot.state.co.us

303-757-9008

Freight Programs

Wendy Wallach, Manager, Rail and Special Projects 

wendy.wallach@dot.state.co.us

303-757-9008

High Speed Rail Development

Wendy Wallach, Manager, Rail and Special Projects

wendy.wallach@dot.state.co.us

303-757-9008

Engineering and Project Development

Wendy Wallach, Manager, Rail and Special Projects  

wendy.wallach@dot.state.co.us

303-757-9008

Railroad & Rail Transit Safety Oversight

Wendy Wallach, Manager, Rail and Special Projects 

wendy.wallach@dot.state.co.us 303-757-9008