EMCOR Group Inc Conference Call to Announce Agreement to Acquire USM Services Holdings, Inc. May 18, 2011 at 5:00 PM EDT Live Teleconference Information Primary # - (877) 223-0928 Secondary # - (706) 758-2059 Passcode - EME Replay Teleconference Information Start Date - May 18, 2011 at 8:00 PM EDT Primary # - (706) 645-9291 Passcode - 68275987