Madison County, Alabama

PPG INDUSTRIES INC.

1719 Highway 72 East Huntsville Al 35811 9660

VULCAN MATERIALS CO

4210 Nw Stringfield Road Huntsville Al 35806

ASHBURN & GRAY-APAC

4300 Stringfield Rd Huntsville Al 35806

HUNTSVILLE SOLID WASTE DISPOSAL AUTHORITY

5251 Triana Blvd Sw Huntsville Al 35805

TDY INDUSTRIES LLC (DBA ATI FIRTH STERLING)

7300 Highway 20 West Huntsville Al 35806 2063

NORRIS CYLINDER CO

521 Green Cove Road Huntsville Al 35803 3011

NAVISTAR DIESEL OF ALABAMA LLC

646 James Record Road Huntsville Al 35824 1520