GBMC Philanthropy Department 
Office: (443) 849-2773 | Fax: 443-849-3739 
6701 North Charles Street 
Baltimore, Maryland 21204 

Vice President of Philanthropy and Marketing 
Jenny Coldiron 
443-849-2774 
jcoldiron@gbmc.org

Senior Development Associate 
Ericka Dixon 
443-849-3766 
edixon@gbmc.org

Senior Director of Brand Development 
Samantha Gendler 
443-849-2117 
sgendler@gbmc.org

Director of Prospect Research and Donor Analytics 
Margaret Harley 
443-849-2775 
mharley@gbmc.org

Senior Director of Principal Gifts 
John Jeppi, MBA, MSB 
443-849-3303 
jjeppi@gbmc.org

Senior Director of Development 
Rachel Ladenson 
443-849-3765 
rladenson@gbmc.org

Director of Major Gifts 
Maureen McNeill, CFRE 
443-849-4328 
mmcneill@gbmc.org

Executive Assistant 
Celeste Morrissey 
443-849-3399 
cmorrissey@gbmc.org

Senior Manager of Stewardship and Donor Relations/Analytics 
Meg Ryan 
443-849-3214 
mryan@gbmc.org

Senior Director of Philanthropic Engagement 
Kate Thorne 
443-849-2794 
kthorne@gbmc.org

Director of Annual Fund 
Morgan Varley 
443-849-2120 
mvarley@gbmc.org