Stone Splitters, Inc.

Meridian Aggregates Co., -A Limited Partnership (Broken Bow S & G)

Anchor Stone, Co. (Bixby)

APAC-Central, Inc. (46th Street Quarry)

Big (4) Pit

Anchor Stone Company (Candy Creek)

Meridian Aggregates Co., -A Limited Partnership (Hugo Quarry)

Ingram Concrete, LLC

APAC-Central, Inc. (Spiro Quarry)

SCS Materials, LP (Byrd Pit)

B & S Construction & Trucking, LLC

APAC-Central, Inc. (Muskogee Sand)

C S & T, LLC

Green Stone Co.

Erik's Trucking

Quapaw Co. (Badger Quarry)

Hoskins Gypsum Co.