ARS®/Rescue Rooter® announced the promotion of Kenneth Goodrich to Western zone president. The company also announced the appointment of James Thompson as vice president for the Western division.

Baltimore Aircoil Co. (BAC) announced that Michael Swiderski has been promoted to the position of president. His most recent assignment was managing director - BAC Europe.

Burnham Holdings Inc. announced that Albert Morrison III has announced his retirement as CEO of the company, effective April 23, 2012. Morrison has been CEO since 1988. He will continue to serve as chairman of the board and a director of Burnham Holdings.

Four key members of The NEWS editorial and publishing team will switch roles in January in a planned transition to further strengthen the magazine’s leadership position in the industry.

Comfort Systems USA Inc., a leading provider of commercial, industrial, and institutional HVAC services, announced that its board of directors has formally selected Brian E. Lane, the company’s president and chief operating officer, as the future successor to William F. Murdy as the company’s chief executive officer.

Tecumseh Products Co. has announced the creation of a consolidated North America region for operations, sales, marketing, and engineering functions. The company also announced the appointment of former company executive Bill Merritt as president of the new business group.

Nortek Inc., a leading diversified global manufacturer of branded residential and commercial ventilation, HVAC, and technology products, announced that it has appointed Michael J. Clarke as its president and chief executive officer.

Hartzell has announced the appointment of Sean Steimle as the new president of its Hartzell Air Movement business. He joins Hartzell after more than 13 years in the air moving industry. Steimle will report to Jeff Bannister, Hartzell CEO.

Modine Manufacturing Co. announced that its board of directors has appointed Thomas F. Marry to the position of executive vice president and chief operating officer. In his new role, Marry will report to Thomas Burke, president and chief executive officer.

Superior Radiant Products Ltd. appointed Gary Dummer as national sales manager, Canada.