Charles B. Yulish was named v.p., corporate communications, for the U.S. Enrichment Corp. Yulish previously was executive v.p. and managing director of the E. Bruce Harrison Co. He began his career with the U.S. Atomic Energy Commission.
Dan Bart was promoted to the new position of v.p., standards and technology, to serve both the Electronic Industries Association and the Telecommunications Industry Association. Bart will retain his current responsibilities with TIA.
Allen Arvig, president of East Otter Tail Telephone Co.