Impact unveils stadium renovation plan 9 Mar 2011 The Montreal Impact announced its plan to transform Stade Saputo into an MLS-ready facility. Owner Joey Saputo lifted the curtain on a plan to increase the stadium’s capacity from 13,034 to 20,431. The plan calls for 3,500 seats in a new west grandstand and 1,250 additional seats in the southeast and southwest corners. Another 1,000 seats will be installed in the east grandstand.