The Massachusetts Chapter is governed by a nine member volunteer Executive Committee (“ExCom”). ExCom members are voted on by Massachusetts Sierra Club members each fall.

Alan Gordon, Chair
2025-2026

Mallorie Barber, Vice Chair
2024-2025

Art Desloges
2025-2026

Amaya Giannini
2025

Amelia Koch
2025-2026

Angela Lin
2025-2026

Evan MacKay
2025-2026

Wendy Morrill
2024-2025

Morgan Peck, Cape Cod Group Representative
2024-2025

Brian Stilwell
2024-2025
The ExCom also creates standing and ad hoc committees that any member may join. To view all of our Chapter Committees and Teams, please see our Volunteer Positions, Committees, and Teams page.
Consider running for Executive Committee! Learn more.