Our Staff

Lisa Alexander
Executive Director

Sherrice Ajebon
Deputy Director for Finance

Alison Pearce
Deputy Director for Programs

Amy Ritsko-Warren
Deputy Director for Administration

Lydia Lawrence
Director of Conservation

Renee Grebe
Northern Virginia (NOVA) Conservation Advocate

Denisse Guitarra
Maryland Conservation Advocate

Jamoni Overby
DC Conservation Advocate

Gregg Trilling
Conservation Outreach Manager

Stephanie Mason
Senior Naturalist

Genevieve Wall
Senior Naturalist

Rose Brusaferro
Nature Preschool
Acting Director

Jeff Chandler
GreenKids Director

Denis Perez
Director of Youth Programs

Debbie Borkowski
Preschool Assistant

Allie Chamot
Naturalist Ambassador

Brooke Derrenberger
Preschool Assistant

Caroline Dinh
P.O.W.E.R. Program Coordinator

Gina Ghertner
Lead GreenKids Educator

Lee Anne Graeub
GreenKids Naturalist

Brenna Houck
Youth Programs Naturalist

Andrea McDougall
Nature Preschool Teacher
Saplings

Amelia McLaughlin
Nature Preschool Teacher
Acorns

Julie Walkup
Nature Preschool Teacher

Property

Rentals

Nature Shop

Bjorn Busk
Property Manager

AJ
Custodian

Beatriz Engel
Director of Woodend
Rental Events

Matt Mathias
Nature Shop Manager

Monica Botto
Nature Shop Assistant

Bradley Simpson
Habitat Manager

Alice Sturm
Garden Programs Manager

Grace Dho
Chesapeake Conservation
Corp Member

Corinna Fisk
Director of Development

Erin Mosley
Membership and
Annual Giving Manager

Lin Orrin
Grant writer

Loree Trilling
Database Manager

Katrina Weinig
Grant Writer

Finance

Volunteers

General Information

Katrina Busk
Staff Accountant

Michelle Gregonis
Senior Accountant

Peihan Orestes
Volunteer Coordinator

Pam Oves
Woodend Sanctuary
Office Manager

Jessica Kapoor
Administrative Assistant

Vince Robinson
Director of Marketing
and Communications

Kristin Cook
Database and Email Assistant

Lisa Goodnight
Audience Engagement Manager

Ben Israel
Staff Photographer and Videographer