Clean Energy Group Staff

CEG’s main office is located in Montpelier, Vermont. CEG staff are located across the country. CEG’s project directors are available for media interviews and panel participation on topics related to clean energy finance, technology and policy. Staff bios are available below. To connect with CEG’s energy experts and learn more about their work, please contact [email protected].

Anna Adamsson

Project Manager

South Bend, IN

Maria Blais Costello

Director of Program Administration

Montpelier, VT

Samantha Donalds

Communications Manager

Montpelier, VT

Warren Leon

Clean Energy States Alliance Executive Director 

Concord, MA

Marriele Mango

Project Director

Philadelphia, PA

Meghan Monahan

Executive Assistant & Office Manager

Montpelier, VT

Seth Mullendore

President & Executive Director

Montpelier, VT

Todd Olinsky-Paul

Senior Project Director

Montpelier, VT

Abbe Ramanan

Project Director

Lewiston, ME

Zareen Reza

Communications Associate 

Wilton, CT

Anthony Vargo

Chief Financial Officer

Montpelier, VT