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Our Team

Our team consists entirely of college student volunteers from California to Massachusetts. Connected by our passion for the Tree-Plenish mission, we are excited to build sustainable communities by leveraging the power of youth!

Trees and Mountains

Board of Advisors

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Melissa Cowell
Director of National Youth Council
Project Green Schools
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Logan Donahoo
Program Manager
Arbor Day Foundation
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Neil Rhein
Founder & Executive Director
Keep Massachusetts Beautiful
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Mike Smalligan
Forest Stewardship Coordinator
Michigan Department of Natural Resources
Jean-Paul Arsenault
Science Teacher
Portsmouth High School

Our Team

Lizzy Elsner

Lizzy Elsner

Co-Founder, Executive Director

A junior at the University of Vermont, Lizzy co-founded Tree-Plenish in order to encourage youth to advocate for sustainability in their local communities.

Sethu Odayappan

Sethu Odayappan

Co-Founder, Executive Director

A junior at Harvard College, Sethu is excited to leverage the power and passion of students to create meaningful environmental change.

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Matt Katz

Director of Operations
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Director of Technology

Justin Miller

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Caroline Sprenkle

Director of Marketing
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Sarayu Manikandan

Director of Mentorship
Forest Trees
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Michelle Goddard- Business Operations Le
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Maddie Groothuis
Business Operations Lead
Michelle Goddard
Finance Lead
Riley Damore
Digital Design Lead
Phoebe Chandler
Digital Design Lead
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Tina Vanslette
Partnerships Head
Cat Demassi
Public Relations Lead
Keerthana Sundar
Digital Content Lead
Paxton Howard
Data Engineering Head
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Shreya Patel
Data Analytics Lead
Alex MacDonald
Digital Communications Lead
Sarayu Manikandan
Organizing Lead
MariCait Gillespe
Organizing Lead
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Sarayu Manikandan
Organizing Lead
Forest Trees
Maddie Groothuis- Business Operations Le
Michelle Goddard- Business Operations Le
Riley Damore- Digital Design Lead.jpg
Phoebe Chandler - Marketing.jpg
Maddie Groothuis
Business Operations Lead
Michelle Goddard
Finance Lead
Riley Damore
Digital Design Lead
Phoebe Chandler
Digital Design Lead
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Cat DeMassi- Business Operations Lead.jp
Keerthana Sundar - Marketing.JPG
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Tina Vanslette
Partnerships Head
Cat Demassi
Public Relations Lead
Keerthana Sundar
Digital Content Lead
Paxton Howard
Data Engineering Head
Shreya Patel- Data Analytics Lead.JPG
Sarayu Manikandan- Organizer.jpg
MariCait Gillespie - Organizer.jpg
Shreya Patel
Data Analytics Lead
Alex MacDonald
Digital Communications Lead
Sarayu Manikandan
Organizing Lead
MariCait Gillespe
Organizing Lead
Alex Greer- Organizer.jpg
Daniel Sweeney - Organizer.jpg
Martina Maximovich- Organizer.jpg
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Sarayu Manikandan
Organizing Lead
Sarayu Manikandan
Organizing Lead
Sarayu Manikandan
Organizing Lead
Sarayu Manikandan
Organizing Lead
Forest Trees
Maddie Groothuis- Business Operations Le
Michelle Goddard- Business Operations Le
Riley Damore- Digital Design Lead.jpg
Phoebe Chandler - Marketing.jpg
Maddie Groothuis
Communications Lead
Michelle Goddard
Sponsorships Lead
Riley Damore
Social Media Lead
Phoebe Chandler
Brand Marketing Manager
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Keerthana Sundar - Marketing.JPG
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Cat Demassi
Public Relations Lead
Keerthana Sundar
Digital Content Lead
Paxton Howard
Data Engineering
Ben Maxwell
Clerical Lead
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Isabella Genova
Sustainability Lead
Leah Levenson
Partnerships Lead
Mary Hogue
Logistics Lead
MariCait Gillespe
Mentor
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Joy He
Software Development
Allison Kwan
Software Development
Allison Kwan
Software Development
Yasmina Zaarour
Mentor
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Bri Mahon
Finance Lead
Ryan Wahlers
Software Development
Samantha Becaria
Environmental Equity Committee
Sarah McVey
Environmental Equity Committee
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Bobby McCarthy
Software Development
Caroline Belanger
Mentor
Lara Cardoso
Urban Mentor
Cece Lagomarsino
Urban Mentor