Our science and advocacy is backed by campaign staff, communicators, and development and administrative departments that make the organization effective and efficient.

Chitra Kumar
Managing Director, Climate & Energy Program

Brian La Shier
Senior Washington Representative

Susan LaVaccare
Senior Manager, Major Gifts

Elizabeth Layman
Program Operations Coordinator

Chuck Lepperd
Senior Coordinator, Operations

Fletcher Levin
Campaign Associate

Corrine Levy
Senior Major Gifts Officer

Maggie Liegey
Senior Manager, Major Gifts

Verónica López Gamboa
Bilingual Partnerships Coordinator

Edwin Lyman
Director, Nuclear Power Safety

Eryn MacDonald
Senior Analyst, Global Security Program

Randi Maniglia
Development Assistant

Nury Márquez
Associate Director of Major Gifts

Jeremy Martin
Senior Scientist and Director of Fuels Policy

Catarina Massa
Foundations Officer

Chrissy Mattson
Officer, Data Systems

Joy McNally Brandow
Associate Director, Strategic Data & Insights

Julie McNamara
Associate Policy Director

Eric Medina
Outreach Coordinator

Delta Merner
Associate Director, Science Hub for Climate Litigation

Seth Michaels
Senior Writer

Zoe Middleton
Associate Policy Director of Just Climate Resilience

Jasmine Milton
Program Operations Associate: Logistics

Darya Minovi
Senior Analyst