MIAMI — Watsco, Inc. recently announced that it has increased its ownership interest of Carrier Enterprise Northeast LLC, a joint venture with Carrier Corp., to 80 percent for approximately $43 million. The incremental investment builds on the November 2016 transaction that had increased Watsco’s controlling interest from 60 percent to 70 percent. Carrier Enterprise Northeast had sales in 2016 of approximately $500 million from 41 locations in the northeastern United States and 12 locations in Mexico.