Heritage Operating distributes propane through a retail distribution network in the United States. It serves more than 700,000 customers from over 300 customer service locations in nearly 30 U.S states. Heritage Operating is a part of Energy Transfer Partners, which is a publicly traded partnership that owns and operates a diversified portfolio of energy assets. Energy Transfer Partners has pipeline operations in Arizona, Colorado, Louisiana, New Mexico and Utah. It owns one of the largest intrastate pipeline systems in Texas. The company s natural gas operations include intrastate natural gas gathering and transportation pipelines, natural gas treatment and processing assets and natural gas storage facilities.