Altra Industrial Motion Corp. (NYSE: AIMC) has renewed and expanded its corporate headquarters space at 300 Granite St. in Braintree, MA.

The manufacturer of mechanical power transmission products will now occupy 15,204 square feet on the second floor of the 89,466-square-foot, four-story office building, bringing the property to 82% occupancy.

Completed in 1988, 300 Granite St. is located at the intersection of Routes 128 and 3, immediately…