Pickering Nuclear Generating Stations A and B rest side-by-side as the largest power plant in the world with eight 650 megawatt generators. EMCOR is currently engaged in a three-year project for Ontario Power Generation to provide a complete mechanical and electrical overhaul of Pickering A and its four generators. OUR NETWORK OF OPERATIONS UNITED STATES  Comstock Canada Ltd. EMCOR Drake & Scull Group plc INTERNATIONAL  American Mechanical, Inc. BALCO, Inc. Border Electric/Mechanical Building Technology Engineers, Inc. Building Technology Engineers of North America, LLC Central Mechanical Construction Co., Inc. Contra Costa Electric, Inc. Dynalectric Companies  E.L. Pruitt Company EMCOR Energy  EMCOR Facilities Services, Inc. EMCOR Knowledge Center EMCOR Service  EMCOR Technologies, Inc. F&G Mechanical Corp. Fagan Company Forest Electric Corp. Fred B. DeBra Co. Gibson Electric Co., Inc. Gotham Air Conditioning Service, Inc. Gowan, Inc. Hansen Mechanical Contractors, Inc. Heritage Air Systems, Inc. Hillcrest Sheet Metal, Inc. Hyre Electric Company of Indiana, Inc. J.C. Higgins Corp. KDC Systems  Kilgust Mechanical, Inc. Kuempel Service, Inc. Labov Mechanical, Inc. Lowrie Electric Company, Inc. Mandell Mechanical Corp. Marelich Mechanical Co., Inc. Mesa Energy Systems, Inc. Newcomb Anderson Associates  Nogle & Black Mechanical, Inc. North Jersey Mechanical Company PACE Mechanical Services, Inc. Penguin Air Conditioning Corp. Poole & Kent Northern Operations  Poole & Kent Southern Operations  R.S. Harritan & Company, Inc. Shambaugh & Son, L.P. Trautman & Shreve, Inc. Tucker Mechanical  University Mechanical & Engineering Contractors, Inc. Walker-J-Walker, Inc. Wasatch Electric  Welsbach Electric Corp.