Jan 09, 2013. /Lesprom Network/. Weyerhaeuser Company will release 4Q 2012 results on Friday, January 25 before the market opens. Weyerhaeuser will hold a live conference call at 7 a.m. Pacific (10 a.m. Eastern) the same day to discuss 4Q results, as the company said in a press release received by Lesprom Network. Weyerhaeuser Company, one of the world's largest forest products companies, began operations in 1900.