Region Environmental Contacts

Contacts by Region

Region 1

Jordan Rudel
Regional Planning Manager
(303) 757-9881

Lisa Streisfeld
Regional Environmental Manager
(720) 497-6924

Lauren Strabala
Program Assistant
(719) 660-5496

John Gardocki
Regional Planning Program Manager
(303) 757-9946

Derrick Rosenbach
Regional NEPA Program Manager
(303) 392-0161

Susie Hagie
Regional Water Quality Program
Manager / Landscape Architect
(303) 757-9932

Francesca Tordonato
Regional Environmental Program
Manager / Ecologist
(303) 757-9942

Joellen Meyer
STIP Planner
(303) 757-9212

Vacant
PMO Manager

JoAnn Mattson
Planner
(303) 757-9866 
Brendan Calonge
Hazardous Materials Specialist
(303) 757-9826

Veronica Reid
Environmental Project Manager
(303) 757-9926

Cassie Aymami
Environmental Project Manager
(303) 757-9898

Staff Historian

Jamie Shapiro
Senior Staff Historian
(303) 512-4672

Erik Schmude
Biologist / Environmental Project Manager
(303) 757-9947

Abbie Modafferi
I-70 Mountain Corridor NEPA /
Mitigation Specialist
(303) 512-4028

Austin Curry
Environmental Project Manager
(303) 757-9930

Ricky Light
Multimodal Liaison - Bicycle,
Pedestrian, & Transit

Data Specialist 

 

Chuck Attardo
I-25 South Corridor Environmental
Project Manager 
(303) 859-9535

Anthony Duran
Water Pollution Control Manager
(303) 902-1338

Brian Reiser
Water Pollution Control Manager
(303) 656-6167

Josh Giovannetti
Water Quality Specialist
(303) 757-9925

Brendan Howell
Water Quality Specialist
(303) 757-9933

Charles Beebe
Air Quality Specialist
(303) 512-4199

Samantha Lange
Biologist
(303) 512-4031

Jenni Kerns
Environmental Project Manager /
Noise & Visual Specialist

(303) 757-9516

Erin Lammott
Environmental Project Manager /
GIS Specialist
(303) 512-4230

Data and Program Management Specialist
Document Accessibility Specialist
(303) 757-9625

Region 2


Region Planning and Environmental Manager
(719) 227-3251

Gabriel Cosyleon
Regional Environmental Manager / Ecologist
office: (719) 227-3244
cell: (719) 251-3596


NEPA / Environmental Project Manager
(719) 227-3267

Geoff Guthrie
Planning Manager
(719) 251-0444

Scott Skinner
Transit Liaison
(719) 288-2620

Lindsey Jaquez
Planner
(719) 546-5457

Craig Clark
Environmental Project Manager / Geologist / Hazardous Materials
(719) 227-3252

Troy Rice
Water Quality Specialist
(719) 227-3260

Stephanie Prochaska
Environmental Project Manager
(719) 227-3258

Summer Slama
Environmental Project Manager / Biologist
(719) 227-3248

Michael Nusen
Project Management Office Rep.
(719) 546-5779

Cameron Olvey
Environmental Project Manager
(719) 227-3255

Natasha Grimaldo
Water Quality Specialist
(719) 439-6846

Region 3

David Cesark
Region Planning and Environmental Manager
(970) 462-8933

Amanda Carlton
Administrative Assistant
(970) 683-6250

Jennifer Klaetsch
Environmental Manager
(970) 892-0347

Paula Durkin
Wetlands Specialist
(970) 623-5612

Leslie Modrick
Water Quality/Environmental Specialist
(970) 892-0470

Stephanie Halford
Local Agency Program Manager
(970) 986-9251

Mark Rogers
Planning Lead
(970) 623-5458


Wildlife Specialist
(970) 778-9413

Region 4


Region Planning and Environmental Manager
(970) 301-3907

Marlo Archuleta
Program Assistant
(970) 302-8319

Vanessa Santistevan
Environmental Manager
(562) 235-9392

Josie Thomas
Planning Manager
(970) 888-4006

Jason Marmor
Senior Historian
(970) 219-9155

Jason Roth
Wetland Biologist / Hazardous Materials Specialist
(630) 414-0111

Nick Schipanski
Environmental Specialist / Water Pollution Control Manager
(970) 631-3182

Natalie Shishido
Environmental Justice /
Greenhouse Gas Specialist
(503) 550-2607

Roneva Keel
Assistant Historian
(530) 370-1175

Amanda Cabot
Planning Specialist
(908) 303-9439

Paul Juszczak
Water Quality Specialist
(847) 997-7491 

Liia Koiv-Haus
Landscape Specialist
(860) 287-8205

Anne Hoffman
Environmental Technician
(480) 322-6380 

Region 5

Tony Cady
Region Planning and Environmental Manager
(970) 385-1430

Linda Morschauser
Administrative Assistant III
(970) 385-1452

Tim Funk
Environmental Specialist /
Regional Planner
(970) 385-8367

Mark Lawler
Threatened and Endangered Species Biologist
(970) 385-8371

Jill Harley
Project Management Office Rep.
(970) 385-8364

Vacant
Water Quality Specialist


Environmental Specialist 
(970) 385-1422

Julie Linn
Environmental Specialist / Hazardous Materials
(970) 903-8747

Aimee Way
Environmental Specialist
(970) 799-5722
Annie Altwarg
Multimodal and Transit Liaison
(315) 730-0158