Sipi Metals • Chicago, IL

Haumiller Engineering Company • South Elgin, IL

ProAmpac • Cincinnati, OH

Pactiv, LLC • Bedford Park, IL

Shaw Industries Group, Inc. • Cartersville, GA

Shaw Industries Group, Inc. • Aiken, SC

Vulcan Materials • North Charleston, SC

Superior Plastic Products, Inc. • New Holland, PA

Rheem Manufacturing Co. • Fort Smith, AR

Shaw Industries Group, Inc. • Ringgold, GA