"We are pleased to find, in Guaranteed Rate, a new naming rights partner founded in Chicago by Chicagoans, which shares our commitment to the city and to our fans," White Sox chairman Jerry Reinsdorf said in a statement in the press release. "We view this partnership as an opportunity to connect a successful Chicago business with a historic baseball franchise, and we look forward to growing this important relationship over the coming years as millions of fans enjoy White Sox baseball at Guaranteed Rate Field."