Investissement Québec, a go-to partner for foreign and Québec-based businesses, and Birch Hill Equity Partners Management Inc, a mid-market private equity firm, completed the acquisition of Polycor, a quarrier of natural stone, for $76.4m. "Partnering with Birch Hill and Investissement Québec is an exciting moment for our employees, customers and partners. Both Birch Hill and Investissement Québec are firmly committed to supporting Polycor's continued growth and success here in Québec and across the markets we serve. They share our commitment to prioritizing and fostering sustainability, innovation, and environmental stewardship," Patrick Perus, Polycor CEO.