Contact Us

Your local JDRF chapter serves as the hub of JDRF information and events in your area. We’re here to help. Connect with your chapter to find support, community and ways to join the fight to end type 1 diabetes (T1D).



Name & Title Phone Email
Judy Ranan
Executive Director
Sue Pietrzak
Development Director, Walk and Ride
Stephanie Twerdahl
Associate Executive Director
Serena Bernolak
Development Manager, Gala
Darcy Calhoun
Senior Development Coordinator
Elisabeth Fleshler
Senior Development Manager, Community Engagement
Joel Marshall
Senior Development Coordinator
Susan Nelson
Outreach Coordinator
Sara Nothhelfer
Development Manager
Judy Parra
Office Manager
Siquem Serna
Development Manager