146 ACAA members as of 4/2/2019

Utility Members (25)

AES Corporation

Ameren Energy

American Electric Power (AEP)

Aurora Energy, LLC

Colorado Springs Utilities

Colstrip Energy Limited Partnership

Dairyland Power Cooperative

DTE Energy

Duke Energy

FirstEnergy Corp.

Great River Energy

Kansas City Board of Public Utilities

Kansas City Power & Light

LG&E and KU Services Company (formerly E.ON U.S.) 

Muscatine Power & Water

Nebraska Public Power District

NRG Energy

Prairie State Generating Company


South Carolina Electric & Gas Company

Southern Company

Southern Illinois Power Cooperative

Talen Energy 

Tennessee Valley Authority

Tri-State Transmission & Generation Association, Inc.

WEC Energies Group


Marketer Members (12)

Boral Resources

Charah Solutions, Inc. 

Kansas City Fly Ash LLC



MRT - A CEMEX Company

National Minerals Corporation

Nebraska Ash

Salt River Materials

Separation Technologies LLC

The SEFA Group

Waste Management

ZAG International

Specialty Marketers (5)

Beneficial Reuse Management 

SCB International Holdings, LLC

Sphere One, Inc.

U.S. Minerals

USC Technologies

Associate Members (70)



ASH Mineral Solutions

Beneficiate: North America

Bloomsdale Excavating Co, Inc

Brad Cole Construction Co, Inc.

Brook Ridge Consulting, LLC

CALM Initiative 

Cementitious Solutions, LLC


Chesapeake Containment Systems

Civil & Environmental Consultants, Inc. 

DustMaster Enviro Systems 

Ellis Global


Environmental Resources Management

Environmental Specialties International, Inc.

GAI Consultants, Inc.

GEI Consultants, Inc.

Georgia-Pacific Gypsum, LLC


Global Containment Solutions

Glover Construction Co, Inc.

Golder Associates


Griffin Dewatering

Ground/Water Treatment & Technology

Haley & Aldrich, Inc.

Hallaton Environmental Linings

Hanson Professional Services


Hilltop Enterprises, Inc. 

Hull & Associates, Inc. 

Ish Inc

John Ward Inc. 

Lhoist North America (formerly Chemical Lime Company)


MRR Southern

NAES Corporation

National Gypsum Company

Nelson, Mullins, Riley & Scarborough

Nu-Rock Technology Pty. Ltd

P. Cassels Law PLLC

Periodic Products, Inc.

Philen Construction


Phillips and Jordan, Inc.

Pincelli & Associates, Inc. 

ProAct Services Corporation

Quikrete Companies, LLC 

Rich Kinch

R.J. Smith Construction, Inc.


Republic Services 

RPM Solutions 

S&ME, Inc

Saiia Construction Company, LLC

SCS Engineers

Sevenson Environmental Services Inc.

Silar Services Incorporated

SMI-PS, Inc.

Son-Haul, Inc.



Tarmac International Inc.

Tetra Tech

Trans Ash 

TRC Environmental Corporation

United States Gypsum Company

University of Kentucky - CAER

Waste Connections, Inc.


Individual Members (16)

Brigitte Brown, University of Wisconsin - Madison

Bethany Buckland, University of Missouri at Kansas City

W. Lee Daniels, VA Tech Foundation

Sen Du, Washington State University

Livingstone Dumenu, University of North Carolina at Charlotte

Jenberu Feyyisa, University of North Carolina at Charlotte

Sarah Hodges, University of Kentucky

Ryan Holmes, University of Missouri Kansas City

Shinhyu Kang, Oklahoma State University

Richard Pepper, UNC Chapel Hill

Siamak Riyazi, University of Missouri at Kansas City

Christopher Swan, Tufts University

Ross Taggart, Duke University

Trevor Williamson, The University of Texas at Austin

Gang Xu, Washington State University

Non-Utility CCP Producer Members (0)
Honorary Members (19)

Allen Babcock

Dale Baker

Claude Brown

Jim Burnell

Craig Cain

John H. Faber

Dean Golden

David J. Hassett

Howard Humphrey

Gary Jablonski

Dennis Jones

Oscar Manz

James Merkel

Dr. Tarun Naik

James Plumb

Joseph Pound

Simons Prins

Robert Styron

Jim Weeks