Board of Directors

Board of Directors 2023-2026

Division 2 (7 Seats)

NameRoleImage
Brent AlspachDirector
Mario BautistaDirector
Karla Berroteran-CastellonDirector
Paul BiscardiDirector
Michael BourkeDirector
Amos BranchDirector
Darrell ByrerSCMA Liaison to AMTA
Sean CarterDirector
Jason DiamondSWMOA Liaison to AMTA
Steven DuranceauDirector Emeritus
Doug EisbergDirector
Melissa FernandesSEDA Liaison to AMTA
Scott FreemanDirector Emeritus
Lynne GuliziaDirector Emeritus
Dave HollandDirector at Large
Karla KinserDirector
Gregory MaddenDirector
Jill MillerDirector
Ben MovahedDirector
Julie Nemeth-HarnDirector
John NicholsDirector
Eric OwensDirector at Large
Mehul PatelDirector
Juan Miguel PintoDirector
Ryan PopkoDirector
Art RuizDirector
Greg WetterauDirector
Bob YamadaDirector Emeritus

Melissa Fernandes

Board Member
American Water Chemicals, Inc.
Division : SEDA
Term : 2025 - 2026
Address : Plant City, FL

Karla Kinser

Board Member
Kinser Membrane Solutions
Division : 3
Term : 2024 - 2026
Address : Denver, CO

Darrell Byrer

Board Member
Fluid Equipment Development Company (FEDCO)
Division : SCMA
Term : 2024 - 2026
Address : Monroe, MI

Amos Branch

Board Member
Carollo Engineers, Inc.
Division : 3
Term : 2025 - 2027
Address : Phoenix, AZ

Jill Miller

Board Member
City of Bozeman
Division : 1
Term : 2025 - 2027
Address : Bozeman, MT

Jason Diamond

Board Member
Veolia
Division : SWMOA
Term : 2023 - 2026
Address : Oakville, Ontario

Mario Bautista

Board Member
Water Replenishment District
Division : 1
Term : 2025 - 2027
Address : Lakewood, CA

Karla Berroteran

Board Member
Village of Wellington
Division : 1
Term : 2024 - 2026
Address : Wellington, FL

Greg Wetterau

Board Member
CDM Smith
Division : 3
Term : 2024 - 2026
Address : Tampa, FL

Bob Yamada

Board Member
Yamada H2O
Division : Director Emeritus
Term : 2024 - 2026
Address : Bonita, CA

Lynne Gulizia

Board Member
Division : Director Emeritus
Term : 2024 - 2026
Address : ,

Dave Holland

Board Member
Aqua-Aerobic Systems, Inc. (A Metawater Company)
Division : At-Large
Term : 2024 - 2026
Address : Loves Park, IL

Eric Owens

Board Member
Water Replenishment District
Division : At-Large
Term : 2025 - 2026
Address : Carson, CA

Steven Duranceau

Board Member
University of Central Florida
Division : Director Emeritus
Term : 2024 - 2026
Address : Orlando, FL

Ben Movahed

Board Member
WATEK Engineering LLC
Division : 2
Term : 2024 - 2026
Address : Gaithersburg, MD

Paul Biscardi

Board Member
Hazen and Sawyer
Division : 3
Term : 2025 - 2027
Address : Tampa, FL

Mehul Patel

Board Member
Orange County Water District (OCWD) 
Division : 1
Term : 2024 - 2026
Address : Fountain Valley, CA

Brent Alspach

Board Member
Arcadis
Division : 2
Term : 2025 - 2027
Address : Columbus, OH

Art Ruiz

Board Member
El Paso Water
Division : 1
Term : 2024 - 2026
Address : El Paso, TX

Scott Freeman

Board Member
Membrane Medic
Division : Director Emeritus
Term : 2024 - 2026
Address : Madison, WI

Juan Miguel Pinto

Board Member
Energy Recovery Inc.
Division : 2
Term : 2025 - 2027
Address : Berkeley, CA

Ryan Popko

Board Member
JEA
Division : 1
Term : 2025 - 2027
Address : Jacksonville, FL

John Nichols

Board Member, Executive Member
Brunswick County Public Utilities
Secretary
Division : 1
Term : 2025 - 2027
Address : Bolivia, NC

Julie Nemeth-Harn

Board Member, Executive Member
Komline-Harn
Immediate Past President
Division : 2
Term : 2025 - 2027
Address : Venice, FL

Sean Carter

Board Member, Executive Member
Toray Membrane USA, Inc.
Treasurer
Division : 2
Term : 2025 - 2027
Address : Poway, CA

Michael Bourke

Board Member, Executive Member
Wigen Water Technologies
1st Vice President
Division : 2
Term : 2024 - 2026
Address : Chaska, MN

Gregory Madden

Board Member, Executive Member
H2O Innovation
President
Division : 3
Term : 2024 - 2026
Address : Vista, CA

Doug Eisberg

Board Member, Executive Member
Kurita America
2nd Vice President
Division : 2
Term : 2024 - 2026
Address : Plant City, FL