In other news, the company announced that Norm Chambers, who became president of Comfort Systems last fall, will take on additional responsibilities as chief operating officer. Former COO Dave Lanphar is now the vice president of the West/Mountain region, the company's largest region. The company also appointed Milburn Honeycutt as senior vice president of operations administration, Charles Diltz as senior vice president of national accounts, and Hobart Pillsbury as chief information officer.