- “COI Energy Services. In just a few hours, they can install and set up their software. Over a year’s time, they will save a supermarket of 50,000 square feet $60,000 on their electric and gas costs, that’s 40% of their total costs. That’s not theoretical, Publix Supermarkets, the fifth largest grocer in the country, uses the system and is rolling it out to all its stores.”
