Feb 07, 2012. /Lesprom Network/. Louisiana-Pacific Corporation (LP) reported 4Q net sales of $312 million, down from $316 million in the 4Q 2010. For the 4Q, LP reported a loss from operations of $26 million as compared to a loss in the 4Q 2010 of $18 million, as the company said in a press release received by Lesprom Network. Adjusted EBITDA from continuing operations for the 4Q 2011 was a loss of $14 million compared to income of $0.2 million in the 4Q 2010. For the 4Q 2011, LP reported a loss from continuing operations of $46 million, or $0.34 per diluted share, as compared to a loss from continuing operations of $2 million, or $0.02 per diluted share, for the 4Q 2010. Included in the 4Q 2010, LP realized a gain of $19 million on the sale of a portion of its auction rate securities portfolio. For the year ended December 31, 2011, LP reported net sales of $1.357 billion compared to $1.384 billion in 2010. For the year ended 2011, the company reported a loss from operations of $140 million as compared to a loss in 2010 of $8 million. Adjusted EBITDA from continuing operations for the year was a loss of $17 million compared to income of $82 million for 2010. For 2011, LP reported a loss from continuing operations of $161 million, or $1.21 per diluted share, as compared to a loss of $32 million, or $0.25 per diluted share, for 2010. “Demand for building products slowed in the fourth quarter due to seasonality and inventory reduction actions taken by our customers at year end,” said LP's CEO, Rick Frost. “For the full year, U.S. single family housing starts were down 9% to a 50-year low, which made 2011 another tough year for LP. On the bright side, our South American operations had a record year of profitability, and LP ended 2012 with a strong balance sheet that included $340 million in cash.” LP is a premier supplier of building materials, delivering innovative, high-quality commodity and specialty products to its retail, wholesale, homebuilding and industrial customers.