Large consumers of natural gas have options to save money by working with alternative suppliers in the state of Arizona.  Electricity was deregulating rapidly in 2013 and MSI Utilities was approved to do business in the market, however deregulation was halted abruptly as state regulators voted to stop.  MSI has established a strong reputation as a trusted partner that delivers competitive energy rates, professional advise, and the best customer service in the industry!

Natural gas

  • Southwest Gas Corp (SWG)


Arizona Public Utilities Commission (AZCC)