NISA Members

A.F. Gelhar Co., Inc.
Fairwater, Wisconsin

Atlantic Silica Inc.
Enfield, Nova Scotia, Canada

Badger Mining Corporation
Berlin, Wisconsin

Carmeuse Lime & Stone
Pittsburgh, Pennsylvania

C.E.D. Process Minerals, Inc.
Akron, Ohio

DeSoto Sand LLC
Conway, Arkansas

EOG Resources
Chippewa Falls, Wisconsin

Fairmount Minerals
Chardon, Ohio

George W. Bryant Core Sands, Inc.
McConnellsville, New York

Heemskirk Canada Limited
Calgary, Alberta, Canada

Hi-Crush Proppants LLC
Houston, Texas

Keener Sand & Clay Company
Columbus, Ohio

Mankato Kasota Stone, Inc.
Mankato, Minnesota

Manley Brothers, Inc.
Troy Grove, Illinois

New Enterprise Stone and Lime Company, Inc.
Blue Ball, Pennsylvania

Nugent Sand Co., Inc.
Muskegon, Michigan

Ohio Basic Minerals LLC
Denver, Colorado

Opta Minerals
Waterdown, Ontario, Canada

Preferred Rocks
Genoa, Nebraska

P.W. Gillibrand Co., Inc.
Simi Valley, California

The Quikrete Companies
Atlanta, Georgia

Ricci Brothers Sand Co., Inc.
Port Norris, New Jersey

RLF Baldwin Operations LLC
Magnolia Springs, Alabama

Sil Industrial Minerals, Inc.
Edmonton, Alberta, Canada

Southern Ohio Sand
Willoughby, Ohio

Superior Silica Sands LLC
Kosse, Texas

Unimin Corporation
New Canaan, Connecticut

U.S. Silica Company
Frederick, Maryland

WHIBCO, Inc.
Bridgeton, New Jersey