PALATKA, Fla.--(BUSINESS WIRE)--Saint-Gobain, through its building product subsidiary CertainTeed Interior Products Group, today held a ribbon cutting ceremony to mark completion of major expansion activities at its CertainTeed Gypsum manufacturing facility in Palatka, Florida. First announced in 2023, the project has doubled production capacity at the facility and will create 110 new jobs in the greater Jacksonville area. The event, hosted at the facility, included remarks from Saint-Gobain No. ...