The total cost of the franchise ranges from $342,804 to $662,704. Additionally,there is an 8% royalty fee based on gross sales,with a monthly minimum of $400 and a 2% marketing fund based on gross sales. Joining an energy storage franchise generally incurs several expenses, with costs varying based on location, brand, and franchise model. Additional investments often include equipment. To determine the fee associated with franchising in the energy storage technology sector, various elements come into play, 1. The Resilience Revolution Blackouts cost businesses $150 billion annually. We've focused on UNITS, Storage Authority, and Go Mini's so you can see which one might fit your budget and. ILSR has compiled a map, below, showing which states allow cities to assess franchise fees on utility bills.