• Emerson Network Power (Columbus, Ohio) announced that Charles (Chuck) Spears has been named president of Liebert North America. Spears, who reports to Bob Bauer, Emerson group vice president and Liebert Worldwide president, has relocated from Belgium where he managed an Emerson business.

• Blackman Plumbing Supply Co. Inc. (Bethpage, N.Y.) has announced the election of Robert Mannheimer to the position of president. Mannheimer succeeds Richard Blackman who is retiring. Blackman will continue to serve as chairman of the board of directors.

• Rheem Manufacturing, Heating & Cooling Division (Fort Smith, Ark.) appointed Mark King as residential outdoor product manager.

Publication date: 04/09/2007