Hallco Industries, Tillamook, Ore., named Russ Halvorsen president and general manager. Under Halvorsen's guidance and leadership, the company plans to focus efforts on new product development in the conveyor industry.

The Bellwood, Pa.-based Professional Recyclers of Pennsylvania announced that Mark Mehall will be joining the organization as executive director.

Boise, Idaho-based American Ecology Corp. announced that James R. Baumgardner, currently the firm's president and COO, will become CEO on Jan. 1, 2010.