Board of Directors

Molly Cripps | Chair

Tennessee

Molly oversees the Tennessee Department of Environment and Conservation’s (TDEC) Office of Energy Programs (OEP), which is comprised of two sections: the Governor-designated State Energy Office (SEO) and the State Facility Utility Management Section (SFUM).  OEP’s efforts and activities include education, outreach, technical assistance, and/or funding and financing opportunities that focus on energy efficiency and conservation, renewable energy, utility data management, energy security planning and preparedness, sustainable transportation, and alternative fuels.

Molly is the Administrative Lead for Tennessee’s Volkswagen Diesel Settlement Environmental Mitigation Trust (VW Settlement EMT) allocation and a member of the Executive Committee for the Drive Electric TN Consortium.  She serves as Governor Lee’s designee to the State Energy Policy Council and represents TDEC on the Energy Efficient Schools Council and TVA’s Energy Efficiency Information Exchange.  She has served on the National Association of State Energy Officials (NASEO) Board of Directors since 2014 and is currently serving as the Treasurer of the Executive Committee.

In addition to Molly’s energy-related work, she oversees TDEC’s Office of Emergency Services, which coordinates TDEC’s emergency response efforts, and is the Department’s Compliance Coordinator for the Division of Internal Audit.  Prior to joining the State in 2010, Molly spent several years practicing law in Tennessee, with a focus on compliance and municipal liability defense.  She holds a B.A. in History and Political Science from the University of Tennessee and a J.D. from Vanderbilt University Law School.

Will Toor | Vice-Chair

Colorado

In January 2019, Will Toor joined the Colorado Energy Office (CEO) as its Executive Director appointed by Governor Jared Polis. Will’s background spans transportation electrification, sustainable transportation, smart growth, electric vehicle policy, clean energy finance, green building policy, local government policy and regional planning. Prior to CEO, Will was Transportation Program Director at the Southwest Energy Efficiency Project (SWEEP). Before SWEEP, Will served as Boulder County Commissioner for eight years where he led the effort to create and adopt a countywide Sustainable Energy Plan, the BuildSmart green building code, the EnergySmart program, and the ClimateSmart Loan Program. Prior to being elected Boulder County Commissioner,

Will served as Mayor of Boulder for six years where he developed Boulder's community transit network, EcoPass unlimited access transit pass programs, and policies for denser, mixed-use urban infill development as an alternative to sprawl. Will previously served on and chaired the Denver Regional Council of Governments (DRCOG). He was appointed by Governor Ritter to the state Transportation Funding and Implementation blue ribbon panel, the Governor's Climate Action Panel, and the Regional Air Quality Council. He was appointed by Governor Hickenlooper to the Air Quality Control Commission and the state oil and gas taskforce.

Will spent 12 years as Director of the University of Colorado Environmental Center, where he developed campus sustainability programs in the areas of solid waste, building energy use, and transportation planning. Will holds a BS in Physics from Carnegie Mellon University and a Ph.D. in Physics from the University of Chicago.

Eddy Trevino | Treasurer

Texas

Julie Staveland | Secretary

Michigan

John Williams | Past Chair

New York

John Williams was appointed Chief Policy Officer for the New York State Energy Research and Development Authority (NYSERDA) on June 24, 2025.

In this position, Mr. Williams is responsible for providing guidance for energy policy development for New York State, which includes work with NYSERDA's Government and Regulatory Affairs unit, as well as supporting statewide policy activities including the Energy Planning Board, the Climate Action Council, and the multi-state Regional Greenhouse Gas Initiative. He oversees the Policy, Analysis, & Research team, providing economic analysis and scientific research to best inform policymakers in energy and environmental issues as well as the Business Performance Management unit, which provides market characterization and evaluation, markets and statistical insights, and metrics and performance analysis, all of which guide effective clean energy strategies.  In addition, Mr. Williams’ responsibilities include the reporting and performance of NYSERDA’s West Valley Site Management Program.

Mr. Williams serves as NYSERDA’s designee on the New York State Board on Electric Generation Siting and the Environment.  Mr. Williams is the recipient in 2021 of a Public Service Excellence Award from the State Academy for Public Administration.

Mr. Williams’ previous work experience includes serving as Energy Counsel for the New York State Assembly; Staff Attorney for The Energy Project of the Pace University School of Law; and Financial Analyst for the Public Service Company of New Mexico, a combined electric and natural gas utility serving the largest markets in the state of New Mexico.  Mr. Williams earned his Bachelor of Arts degree in History from Columbia University, a Juris Doctor degree from the St. John’s University School of Law, and a Master of Laws degree in Environmental Law from the Pace University School of Law.  He is a licensed attorney in the states of New York and New Jersey

Kristofor Anderson | Member At Large

Georgia

Andrew McAllister | Parliamentarian

California

Andrew McAllister was first appointed by Governor Jerry Brown in May 2012, and reappointed for a third term by Governor Gavin Newsom in 2022. He fills the Economist Member position on the five-member Commission where four of the five members by law are required to have professional training in specific areas - engineering or physical science, environmental protection, economics, and law.

Dr. McAllister has over 30 years of technical, programmatic and policy experience in the fields of energy management, efficiency and renewable generation. Before joining the Commission, he worked at the California Center for Sustainable Energy for six years, most recently as managing director and director of policy and strategy. Previously, he worked with NRECA International Ltd. in the electric sectors of countries in Central and South America, Southeast Asia and Africa on a variety of load management, generation and utility planning projects. He was a project manager at an energy consulting firm and worked as an energy efficiency analyst at Lawrence Berkeley National Laboratory. He has published on various energy topics in academic, trade, and popular journals.

Andrew studied both engineering sciences and art history at Dartmouth College and holds M.S. and PhD degrees from the Energy & Resources Group at UC Berkeley. He is a returned Peace Corps Volunteer.

Dan Burgess

Maine

Katie Dykes

Connecticut

Nick Burger

District of Columbia

Nicholas Preservati

West Virginia

Joe Pater

Wisconsin

Emily Wilbur

Missouri

Kenya Stump

Kentucky

Mitchell Simpson

Arkansas

Mitchell Simpson is the director of the Arkansas Energy Office (AEO), a division of the Arkansas Department of Environmental Quality. Mr. Simpson has managed various local, state, and federal programs and divisions in municipalities like Little Rock and in branches of state government including the Arkansas Department of Health and the Arkansas Department of Workforce Services. At AEO, he directs the office’s energy efficiency, weatherization, transportation, financing, and market preparation programming. He holds a master's degree in public administration from Arkansas State University and a juris doctor from the University of Arkansas at Little Rock.

Janine Benner

Oregon

Dwayne McClinton

Nevada

Ben Brouwer

Montana

Maria Effertz

North Dakota

Ernesto A. Rivera-Umpierre, Esq.

Puerto Rico

Ernesto is a licensed attorney admitted to practice in Puerto Rico, the State of New York, the District of Columbia, the U.S. District Court for the District of Puerto Rico, and the U.S. Court of Appeals for the First Circuit. He currently serves as Director of the Energy Policy Program and Special Aide to the Secretary of the Puerto Rico Department of Economic Development and Commerce (DDEC).

In addition to his executive responsibilities, Ernesto serves as Chair of the Board of Trustees of the Puerto Rico Energy Trust, and as a member of the Board of Directors of both the Puerto Rico Land Authority and the Puerto Rico Public Buildings Authority, where he helps guide strategic public-sector modernization and infrastructure initiatives.

Previously, Ernesto served in Washington, DC as a Senior Policy Advisor within the U.S. Department of Energy’s former Grid Deployment Office (GDO), working in the Territory and Recovery Assistance Program—a team fully dedicated to the recovery of U.S. territories. In this role, he provided strategic and technical support to the Government of Puerto Rico in the deployment of federal recovery funds for the Island’s electric sector. His work centered on advancing sustainable, and resilient energy solutions; helping Puerto Rico maximize federal funding flexibility; accelerating alternative energy integration; and supporting community-driven planning to address long-term risks and strengthen the Island’s energy resilience.

Prior to his tenure at DOE, Ernesto served as Director of Legal Affairs (General Counsel) and Senior Policy Advisor at the Puerto Rico Federal Affairs Administration (PRFAA), the Office of the Governor of Puerto Rico in Washington, DC.