SARATOGA SPRINGS, N.Y. â Blueox Corporation is selling its convenience store chain to Stewartâs Shops. âIt is with bittersweet emotions that Blueox Corporation announces the sale of their Blueox Neighborhood Market convenience store chain to Stewartâs Shops based in Saratoga Springs, NY,â a press release from the companies said. At its peak, Blueox Corporation built a chain of 11 local convenience stores that serviced and provided support to communities for more than 35 years. - Advertisement - Built by acquiring one store at a time, the most recognizable brand name w...