Cheryl Lang has been promoted to president of precast concrete manufacturer Tindall Corp. She joined the Spartanburg, S.C., firm in 1990 as a controller and was most recently senior vice president of administration.
Atkins Nuclear Secured Holding Corp., a unit of SNC-Lavalin Group, has named Jim Rugg president, based in Oak Ridge, Tenn. Most recently, he was operations manager for defense and space at Bechtel. Rugg has waste management experience at several major federal nuclear sites. He succeeds Tom Jouvanis, who is retiring from the company.