Adams County Parks & Open Space,
9755 Henderson Road, Brighton, CO 80601, Link to website 
Marc Pedrucci, Natural Resource Manager, mpedrucci(at)adcogov.org, (303) 637-8014

Arapahoe County Open Spaces,
6934 S Lima Street, Centennial, CO 80112, Link to website
Josh Tenneson, Grants & Acquisitions Manager (720) 874-6723, jtenneson(at)arapahoegov.org 

Boulder County Parks & Open Space,
5201 St. Vrain Road, Longmont, CO 80503, Link to website
Melissa Arnold, Conservation Easement Program Manager (303) 678-6200, marnold(at)bouldercounty.org 

City of Boulder Open Space and Mountain Parks,
P.O. Box 791, Boulder, CO 80306, Link to website
Michael Downey, Associate Property Agent, (720) 415-5574, DowneyM(at)bouldercolorado.gov

City of Fort Collins Natural Areas,
1745 Hoffman - Mill Road, Fort Collins, CO 80522, Link to website
John Stokes, Department Head, (970) 416-2815

City of Loveland Open Lands & Trails
500 E. 3rd St., Loveland, CO 80537, Link to website
Brian Hayes, Natural Areas Division (970) 962-2726, hayesb(at)ci.loveland.co.us 

Colorado Parks & Wildlife
6060 Broadway, Denver, CO 80216, Link to website
Anne Kelson, Real Estate Section Manager (303) 291-7457, anne.kelson(at)state.co.us 

Douglas County Open Space,
100 Third Street Suite 30, Castle Rock, CO 80104, Link to website
 Cheryl Matthews, Director, Open Space & Natural Resources  (303) 660-7495, cmatthew(at)douglas.co.us, 

Eagle County Open Space
500 Broadway, Eagle, CO 81631, Link to website
Diane Mauriello, Director, (970) 328-8698

Jefferson County Open Space
700 Jefferson County Parkway, Open Space Building, Golden, CO 80401, Link to website
Tom Hoby, Director, (303) 271-5925, thoby(at)jefferson.co.us

Larimer County Natural Resources
1800 S. County Road 31, Loveland, CO 80537,  Link to website
Meegan Flenniken, Planning and Resource Program Manager, (970) 619-4562

Pitkin County Open Space & Trails,
806 W. Hallam St, Aspen, CO 81611,  Link to website
Gary Tenn, Executive Director (970) 920-5232, dale.will(at)co.pitkin.co.us

San Miguel County Open Space
333 W Colorado Ave, Telluride, CO 81435, (970) 369-5469, Link to website
openspacerec(at)sanmiguelcounty.org