UPDATES 8391

Chattanooga, Tenn.-based SI Corp. has sold its woven carpet backing business sector to Shaw Industries to focus on its construction materials business, which includes the waste industry.

Onyx Environmental Services has acquired the hazardous waste services division of PWN Environmental Services in San Diego.

The Kriete Group of Milwaukee, a Mack Trucks distributor organization, has opened two facilities near Green Bay, Wis., and Racine, Wis.

Hallco Manufacturing Co., Tillamook, Ore., has launched a new Web site, www.hallcomfg.com. The site includes a dealer directory map, product information and new sales contacts.

Chattanooga-based Heil Environmental has launched a new Web site, www.heilreadytrucks.com, for its Ready Truck program. The site is intended to serve as a resource for haulers looking for new or used collection vehicles that are in stock and ready for purchase.