UGI Energy Services, LLC. and UGI Corporation
Originally known as GASMARK, UGI Energy Services, LLC. was one of the first marketers to sell natural gas to business users in the deregulated marketplace. In 1995, UGI Energy Services, LLC. was incorporated as a separate company to market natural gas, electricity and liquid fuels to approximately 30,000 business, commercial, industrial, institutional and government customers in nine eastern states as well as Washington, D.C.
UGI Corporation (NYSE:UGI), the parent company, is a global distributor and marketer of energy products and services including propane, butane, natural gas and electricity.