• Blackall Mechanical Inc. (Dallas) hiredFrankie Moelleras HVAC division manager for its Dallas/Fort Worth service center.

• Danfoss (Baltimore) appointedFrank Taaning-Grundholmas global pump OEM business manager.

• Daikin AC (Americas) Inc. (Carrollton, Texas) promotedLee Smithto assistant vice president of residential solutions andLarry Suttonto residential solutions sales manager.

• Siemens Industry Inc. (Buffalo Grove, Ill.) appointedAndreas Schierenbeckas president of its Building Technologies division.

Publication date:08/09/2010