Local propane professionals that you can rely on 24/7. You will always speak to a live person, a neighbor. That's Superior. For generations Superior Energy, LLC has been one of the leading propane companies in the Northeast USA. Today we are the highest reviewed & ranked propane supplier in the region. When searching for a local propane supplier, you want the right partner. Superior Energy employees live in the same communities they serve. They understand your needs as a home propane user: convenience, flexibility, and reliability. Founded in 1939 in Ellington, Connecticut, Superior Energy continues to grow immensely with propane users from all over the Northeast calling us for all their propane needs. We employ certified installers, and belong to the Propane Council and the National Propane Gas Association. Make the switch to propane, the superior energy, today! Contact us for all your energy needs.