Botanical Garden staff members and their contact information are listed below. For general information, please call 515.323.6290 or email

Kim Perez
Chief Executive Officer
View Kim Perez’s Bio

Sheri Bateman
Accounting Assistant
Direct Phone: 515.323.6263

Azure Christensen
Chief Advancement Officer
Direct Phone: 515.323.6289

Susan Cory
Volunteer Manager
Direct Phone: 515.323.6293

Carolyn Formanek
Retail and Guest Experience Supervisor
Direct Phone: 515.402.4276

Aaron Harpold
Assistant Director of Horticulture
Direct Phone: 515.402.4285

Susan Hertzberg
Retail and Guest Experience Supervisor
Direct Phone: 515.402.4276

Kimberly James
Production Horticulturist
Direct Phone: 515.323.6296

Sara Lemke
Assistant Director of Philanthropy
Direct Phone: 515.402.4280

Spencer O’Bryan
Curatorial Technician
Direct Phone: 515.402.4284

Jackie Pullen
Chief Operating Officer
Direct Phone: 515.323.6263

Kate Selden-Egge
Executive Assistant
Direct Phone: 515.402.4275

Celia Ver Ploeg
Guest Experience Supervisor
Direct Phone: 515.402.4276

Sydney Algreen-Hunter
Assistant Director of Education
Direct Phone: 515.323.6297

Molly Bonnstetter
Development Database Manager
Direct Phone: 515.402.4279

Maggie Conner
Director of Marketing
Direct Phone: 515.402.4274

Ryan Drake
Ecological Horticulturist
Direct Phone: 515.323.6296

Laurie Haeder
Events and Venue Coordinator
Direct Phone: 515.402.4282

Marc Helm
Vice President of Facilities
Direct Phone: 515.323.6291

Leslie Hunter
Senior Horticulturist
Direct Phone: 515.323.6296

Amanda Jordan
Membership Engagement Manager
Direct Phone: 515.323.6265

Alex Nuzum
Youth Education Coordinator
Direct Phone: 515.402.4273

Brenna Poock
Events and Venue Liaison
Direct Phone: 515.323.6295

David Regan
Assistant Director of Retail and Guest Experience
Direct Phone: 515.402.4281

Heidi Swan
Director of Finance
Direct Phone: 515.323.6263

Heather Wilson
Adult Education Coordinator
Direct Phone: 515.402.4277