Ambit Energy provides energy in the following markets: Texas - Residential electricity and commercial electricity, Oncor, CenterPoint, AEP North, AEP Central, and TNMP New York - Electricity and natural gas for residential and small businesses, ConEdison, National Grid (formerly Niagara Mohawk), NYSEG, and Rochester Gas & Electric, Orange & Rockland Utilities, and Central Hudson Gas & Electric service areas Illinois - Natural gas and electric for residential customers, Nicor and ComEd service areas Maryland - Electricity for residential customers, Baltimore Gas & Electric and Pepco Pennsylvania - Electricity for residential customers, Pennsylvania Electric Company (PECO), PPL Electric Utilities New Jersey - Electricity for residential customers Connecticut & Massachusetts Coming Soon