RathGibson, a manufacturer of welded, welded and drawn, and seamless stainless steel, nickel, duplex, and titanium tubing has appointed Michael Schwartz to the position of Chief Executive Officer (CEO). Mr Schwartz joined RathGibson in April 2008 as the President and Chief Operating Officer (COO). He assumed the position of interim CEO in August 2008. Before joining RathGibson, Mr Schwartz served as President and Chief Executive Officer of Airoom Inc. In addition, he brings over 15 years of progressively responsible experience with companies within Lennox International Inc., including President and COO for Heatcraft Worldwide Refrigeration, Lennox North American Distributed Products, and Armstrong Air; Vice-President for Heatcraft Commercial Products; and Sales and Marketing Director for the Heatcraft Heat Transfer Group.