Full Committee Chair
Steve Thomas
Toronto Pearson International Airport
Current Term End: 2023
Term End: 2024

U.S. Caucus Vice Chair
David Breen
Portland International Airport
Current Term End: 2023
Term End: 2027

Canadian Caucus Vice Chair
Harris Switzman
Calgary Airport Authority
Current Term End: 2022
Term End: 2028

Board Liaison
RJ Steenstra
President and CEO
PortsToronto

U.S. Caucus Chair
Rob Freeman
Los Angeles World Airports
Current Term End: 2023
Term End: 2025

Canadian Caucus Chair
Wendy Avis
Vancouver International Airport
Current Term End: 2022
Term End: 2026

Immediate Past Full Chair
Chad Willis
Pittsburgh International Airport
Current Term End: 2023

Working Group Leadership

Air Quality Working Group

Chair
Kevin Staples
Salt Lake City International Airport
Current Term End: 2023

Co-Chair
Megan Neiderhiser
Ramboll
Current Term End: 2024

CAEP/International Issues Working Group

Chair
Erin Cooke

San Francisco International Airport
Current Term End: 2024

Co-Chair
Katherine Preston
HMMH
Current Term End: 2023

Land Use Working Group

Chair
Steve Southers
San Antonio International Airport
Current Term End: 2023

Co-Chair
Brad Rolf
Mead & Hunt
Current Term End: 2024

Natural Resources Working Group

Chair
Todd Cavender
Indianapolis International Airport
Current Term End: 2024

Co-Chair
Sarah Brammell
Tampa International Airport
Current Term End: 2023

NEPA Working Group

Chair
Steve Rybolt
Seattle-Tacoma International Airport
Current Term End: 2024

Co-Chair
Dave Full
RS&H
Current Term End: 2023

Noise Working Group

Chair
Sjohnna Knack
San Diego International Airport
Current Term End: 2023

Co-Chair
Steve Smith
RICONDO
Current Term End: 2024

Sustainability Working Group

Chair
Bridget Rief
Minneapolis St. Paul International Airport
Current Term End: 2023

Co-Chair
Chad Reese
San Diego International Airport
Current Term End: 2024

Waste Management Working Group

Chair
Bree Taylor
Sacramento International Airport
Current Term End: 2023

Co-Chair
Morgan Turner
Airport Zero Waste Consulting
Current Term End: 2024

Water Quality Working Group

Chair
Melinda McCoy
John Wayne Airport
Current Term End: 2023

Co-Chair
Jeff Longsworth
Barnes & Thornburg
Current Term End: 2024

At Large Members

Airport Members

Susan Fizzell
Oakland International Airport
Current Term End: 2023

Kathryn Lamond
Port Authority of New York & New Jersey
Current Term End: 2025

Katie Smith
Tulsa International Airport
Current Term End: 2024

BJ Carpenter
Austin Bergstrom International Airport
Current Term End: 2025

Khurram Qadri
Denver International Airport
Current Term End: 2023

Sarah Ziomek
Dallas Fort Worth International Airport
Current Term End: 2024

Associate Members

Danielle Buehler
C&S
Current Term End: 2025

Mat Knutson
Terracon Consultants
Current Term End: 2024

Craig Riley
GHD Advisory
Current Term End: 2023

Brenda Enos
TRC Companies, Inc.
Current Term End: 2023

John Lengel
RS&H
Current Term End: 2024

Justin Smith
Hennebery Eddy Architects
Current Term End: 2025

Young Professional Representatives

Maggie Pryatel
Cincinnati/Northern Kentucky International Airport
Current Term End: 2024

Carly Shannon
Linx Strategies
Current Term End: 2023

Adjunct Environmental Committee Representatives

Environmental Committee Representation on the ACI-NA Sustainability and Integration Advisory Council (SIAC)

SIAC Chair
Vacant

At-large Seat
Vacant

Environmental Liaison to the SIAC
Brendan Reed
San Diego International Airport

At-large Seat
Carly Shannon
Linx Strategies

Sustainable Alternative Jet Fuel Task Group (overseen by the SIAC)

Co-Chair
Erin Cooke
San Francisco International Airport

Co-Chair
Stephanie Meyn
Seattle-Tacoma International Airport

Airport Carbon Accreditation  (ACA) Task Force members

Steve Thomas
Toronto Pearson International Airport

Sarah Ziomek
Dallas Fort Worth International Airport

ACI-NA Members on the ACI World Environmental Steering Committee

ACI-NA Regional Representatives

Brendan Reed
San Diego International Airport
Current Term End: 2024

Chad Willis
Pittsburgh International Airport
Current Term End: 2025

Members at Large from North America

Erin Cooke
San Francisco International Airport
Current Term End: 2022

Marion Town
Vancouver International Airport
Current Term End: 2022

Stewart Dalzell
Boston Logan International Airport
Current Term End: 2022

World Business Partners from North America

Mary Ellen Eagan
HMMH
Current Term End: 2022

John Lengel
RS&H
Current Term End: 2022

Brenda Enos
TRC Companies, Inc.
Current Term End: 2022

WEnSC Past Chairs from North America

Kristi McKenney
Oakland International Airport

Elizabeth Leavitt
Jacobs