Commonwealth Edison Co

Headquartered in Merrillville, Ind., NiSource is a holding company whose operating businesses engage in nearly all phases of the natural gas business. From exploration and production, to transmission, storage and distribution, as well as electric generation, transmission and distribution, NiSource companies serve customers throughout Gulf of Mexico, Midwest and New England areas. NiSource's principal subsidiaries include Columbia Energy Group, Northern Indiana Public Service Company and Bay State Gas Company. Columbia Energy Group is a vertically integrated natural gas distribution, transmission and storage holding company whose subsidiaries provide service to customers in the aforementioned regions of the United States. Northern Indiana Public Service Company is a vertically integrated gas and electric company that provides service to customers in northern Indiana. Bay State is a natural gas distribution company that serves customers in New England. NiSource has four business segments: gas distribution operations, gas transmission and storage operations, electric operations and other operations. Robert C. Skaggs Jr. has been the chief executive officer of NiSource for more than one year. He has been with the utility company for over 25 years. Skaggs earned a BBA from Davidson College, and a MBA from Tulane University.

Exelon Corporation is one of the nation s largest electric utilities with more than $15 billion in annual revenues. It distributes electricity to approximately 5.2 million customers in Illinois and Pennsylvania and gas to 480,000 customers in the Philadelphia area. In addition, for energy delivery Exelon s operations include energy generation and power marketing. Exelon operates one of the largest nuclear fleets in the United States and the third largest commercial nuclear fleet in the world. Commonwealth Edison, or ComEd, is a unit of Exelon. ComEd and its nearly 6,000 employees are responsible for maintaining more than 78,000 miles of power lines that make up the electric transmission and distribution system in Northern Illinois. ComEd also provides customer operations for more than 3.7 million customers across the region, or 70 percent of the state s population. PECO is a unit of Exelon responsible for safe, reliable electric and natural gas distribution and customer service for residential business and institutional consumers in southeastern Pennsylvania. Exelon Power Generation owns and controls one of the largest generation portfolios in the country, nearly 33 gigawatts of low-cost owned and contracted generation. John W. Rowe has been the chief executive officer of Exelon for more than six years. He has been with the company for eight years. Rowe attended the University of Wisconsin Madison and earned a bachelor s and JD degree. Headquartered in Chicago, Exelon Corporation trades on the NYSE under the ticker symbol EXC.

ECD was founded in 1992 by Mary and Fred Schwan as a distributor of products and services for the fabrication and maintenance of Electrical Control equipment.We are located in Cary, Illinois, a suburb of Chicago. We have grown steadily over the years by training our people in the products we sell. We partner with our manufacturers and take great pride in being their preferred distributor in our area.