Airgas, Inc. named Michael J. Ziegler president of Airgas Great Lakes, succeeding John Musselman, who remains with Airgas in an advisory role…Don Blackburn & Co. appointed John A. McBride chairman and chief executive officer and Ronald D. Clark president…Bossard U.S. appointed Eric Nimmer director of engineering and quality…Hy-Tek Material Handling, Inc. promoted Scott Hennie to vice president…Florida Lift Systems, Inc. hired Jim Ripkey as president and chief operating officer…IBC appointed Lee A. McKinstry Jr. to its executive team as director of marketing.

The C. H. Hanson Co. named David E. Roatch Western regional sales manager …Milacron, Inc. named Harold J. Faig president and chief operating officer…Brent Lilly joined Titan Industries as national sales manager…Powers Fasteners named Mark Carroll branch manager for Powers Nashville…Metabo Corp. appointed David Smith executive vice president…Orange Glo International named Frank Mauro president of the newly launched professional products division…American Insulated Wire appointed Robert Wheeler president and chief operating officer.