Subway franchisees are calling for changes. Andrew Winning/Reuters More than 100 Subway franchisees wrote a letter to Elisabeth DeLuca, one of the chain's owners. Franchisees wrote the dream of owning a Subway franchise "has turned into a nightmare." Subway said the letter is not representative of most franchisees. See more stories on Insider's business page. Subway franchisees are begging Elisabeth DeLuca, one of the company's owners, to fix a host of problems that they said are plaguing the sandwich chain.On Monday, a group of more than 100 Subway franchisees released an open letter to DeLuca, who was married to cofounder and long-time CEO Fred DeLuca prior to his death in 2015.