Most usually known as ComEd, Commonwealth Edison is Illinois’ largest electric utility which delivers power to the Chicago and Northern Illinois locale. ComEd has been the main supplier of electricity to Northern Illinois for the past 100 years. The company was founded in 1881 as the Isolated Lighting Company by George H. Bliss as a subsidiary of the company owned by Thomas Edison.
In 1892 the board of Chicago Edison needed new leadership to keep up with its growing business. Samuel Insull, who at the time was second vice president of General Electric was overseeing the consolidation of all of Edison’s company’s, applied for the presidency of Chicago Edison, and was selected for the job.