Our People

Want to get in touch? Contact us here.


Mark Buscaino, Executive Director


Andrew Schichtel, Chief Operating Officer

Matt Hansen, Business Manager

Veva Johnson-Milton, Human Resources Generalist

Laura Cooper, Human Resources Associate

Diane Mason, Special Projects Manager

Davis Pipher, Maintenance Specialist

Reilly Tifft, Grants Specialist

Sharon Yao, Office Manager

Brian Norwitz, Accounting & Finance Manager

Communications & Development

Vince Drader, Director

Alex Kew, Communications & Events Manager

Christina Hester, Multimedia Communications Associate

Emily Koppel, Partnerships Associate

Lucy Long, Communications & Events Assistant

Caitlin Gilmore, CRM Administrator

Policy & Land Conservation

Kelly Collins Choi, Director

Spenser Balog, Conservation Planner

John Boland, Policy & Advocacy Associate


Melinda Peters, Director

Kelsey Desmond, Youth Programs Manager

Emma Joy, Youth Programs Associate

Samuel Nelson, Youth Programs Forester

Tree Operations

Robert Shaut, Director

Nick Smalley, Field Manager

Keith Howerton, Urban Forester

Evan Friedman, Urban Forester

Jonathan Carney, Urban Forester

Gabrielle Elliott, Urban Forester

Dana Gresham, Urban Forester

Allan Rey, Urban Forester

Dean Greene, Urban Forester

Kent Greene, Urban Forestry Foreman

Nathan Bradley, Urban Forestry Foreman

Andrew Roberts, Urban Forestry Crew Chief

Francis Siaya, Urban Forestry Crew Chief

Alex Palacios, Urban Forestry Crew Chief

Andy Solorzano, Urban Forestry Crew

Jamal Evans, Urban Forestry Crew

Marian Cooper, Urban Forestry Crew

Michael Carter, Urban Forestry Crew

James Leach, Urban Forestry Crew

Javier Corrales, Urban Forestry Crew

Shaveem Roberts, Urban Forestry Crew

Liam Ulasevich, Managing Arborist

Maddie Hoagland – Hanson, Horticulturist

Michaila Musman, Senior Program Manager

Matthew Marchese, GIS Manager

Cortney Kraekel, GIS Technician

Robert Colburn, Data Technician

Tree Farm

Kyle Derr, Nursery Manager

Luke Kilgore, Farm Crew Chief

Dan Martin, Farm Crew Chief

JR Plotner, Farm Crew Chief

Danny Guenthner, Farm Crew

Scott Patterson, Farm Crew

David Fletcher, Farm Crew

Deanna Higgerson, Nursery Admin Assistant

Research Partnership

Bartlett Tree Research Laboratories and Chris Riley, Ph.D – Research Scientist & Technical Support Specialist