Call Customer Care: 877-404-5708
Call the GSCO
Shop: 303-607-4880
Whistleblower Hotline
Contact Us
GSCO Senior Leadership Team
Leanna Clark
Chief Executive Officer
303-778-8774
Donnell
Heistand
Chief Operations Officer
303-607-4888
Rychelle
Arnold
Chief Product Programs Officer
303-607-4819
Katie
Singleton
Chief Membership and Programs Officer
303-607-4804
Lindsay
Standish
Chief Outdoor Programs Officer and Risk
Management
303-607-4846
Martha
Johnson
Chief Fund Development Officer
303-607-4896
Kristin Hamm
Chief Marketing and Communications Officer
303-607-4822
Michelle Boot
Chief Human Resource Officer
303-607-4897
Melissa
Holmberg
Special Projects Manager
303-607-4864
