Staff

Mandy C. SantiagoExecutive Director
610-566-9134, ext. 207
Kathryn OmbamChief of Staff
610-566-9134, ext. 200
Julia Lo EhrhardtDirector of Community Engagement
610-566-9134, ext. 305
Mary Beth JacksonDirector of Development
610-566-9134, ext. 206
Mike KarkowskiDirector of Horticulture
610-566-9134, ext. 222
Brian PratoDirector of Site Services
610-566-9134, ext. 210
Caitlin AnelloMembership & Annual Giving Manager
610-566-9134, ext. 208
John BuntingSite Services Associate
610-566-9134
Alison DamePlant Recorder
610-566-9134, ext. 220
Austin DeputyGardener
610-566-9134, ext. 221
Nancy HeinbaughVolunteer Coordinator
610-566-9134
Olivia KirkpatrickGardener
610-566-9134
Joanne LandauRegistrar
610-566-9134, ext. 303
Maggie CostelloCurator of Lucille's Garden
610-566-9134, ext. 202
Nicole O’MalleyDevelopment Administrator
610-566-9134, ext. 209
Mallory SmythGardener
610-566-9134, ext. 223
Bess TroutContent and Production Specialist
Jeff WilsonArboretum Manager
610-566-9134, ext. 219
Ruth StetlerGardener
610-566-9134 x223
Stephen AhlgrenVisitor Center Associate
610-566-9134, ext. 212
Sabine CranmerVisitor Center Associate
610-566-9134, ext. 212
Jani DuerrVisitor Center Associate
610-566-9134, ext. 212
Valerie RousseVisitor Center Associate
610-566-9134, ext. 212
Joanna OsbourneSenior Visitor Center Associate
610-566-9134, ext. 212

Board of Trustees

Executive Committee

Heather SaundersPresident
John EwingVice President
Sandra Lutz, CPATreasurer
Tracy Green ClarkSecretary

Trustees

Rena Barnett
Eric Chapman
David M. Charlton
James R. Flandreau
Don Helwig
Angela Horstmann
Frannie Reilly
Edward Rydesky
Thayer Schroeder
Jessica Strine
Jeffrey Welsh
Dennis Westley