Edison Mission Group

Change text size:  T  T  T  ? 

Edison Mission Group (EMG) manages the competitive power generation business and other unregulated subsidiaries of Edison International.  EMG is headquartered in Irvine, California.

EMG’s continuing operations consist of owned or leased interests in 44 power generation facilities, with an aggregate capacity of 11,413 megawatts (MW), of which EMG's ownership share is 10,214 MW. 

EMG’s power generation assets include fossil-fuel power plants in California, Illinois, Pennsylvania, Washington, West Virginia and Doga, Turkey; a biomass facility in New York; and one of the largest portfolios of wind energy projects in the U.S., with 18 projects currently in operation or under construction in Iowa, Minnesota, New Mexico, Oklahoma, Pennsylvania, Texas and Wyoming.  EMG is working through joint development agreements to advance wind projects in additional states, including Illinois, Maine, Maryland, Nebraska, New York, Pennsylvania, Utah, West Virginia, Wisconsin and Wyoming.

Edison Mission Energy (EME), a subsidiary of EMG which is also based in Irvine, California, is an independent power producer engaged in the business of owning, leasing, operating and selling energy and capacity from electric power generation facilities. EME conducts price risk management and energy trading activities through Edison Mission Marketing and Trading (EMMT), which is based in Boston.

Headquartered in Chicago, EMG subsidiary Midwest Generation (MWG) operates six electric power generating plants in Illinois and supervises operation of the EME Homer City Generation plant in Homer City, Pennsylvania.  The MWG and Homer City plants are merchant plants, producing power that is not committed to be sold under long-term contracts.  Most of these plants' output is sold into the PJM Interconnection, LLC, commonly referred to as the PJM marketplace (Pennsylvania-Jersey-Maryland), a 13-state region which extends from the Atlantic coast westward to Illinois. 

EMG subsidiary Edison Mission Operation & Maintenance, Inc. (EMOMI) operates eight natural gas power plants in partnership with other companies in California and a waste coal plant in West Virginia. EMOMI also operates wind farms located in Iowa, New Mexico, Oklahoma and Texas. Power from these facilities is sold under contracts to various utilities.

The capital and financial services business of EMG is managed by the Irvine, California-based Edison Capital subsidiary, which has investments worldwide in energy and infrastructure projects, including power generation, electric transmission and distribution, transportation and telecommunications. Edison Capital also has investments in affordable housing projects located throughout the United States.

Supplemental Materials

Current Edison Mission Group Power Plants

LIFE. POWERED BY EDISON.