TNR Industrial Doors’ expansion will create good-paying jobs in Oro-Medonte ORO-MEDONTE — The Ontario government is welcoming a $40 million investment by TNR Industrial Doors Inc., a leading manufacturer of high-performance rubber, freezer and cooler doors. The investment will be used to build a new advanced manufacturing facility that will create 30 new, good-paying jobs in Oro-Medonte. “Ontario’s robust manufacturing …