Boston-based Liberty Mutual Group reported net income of $576 million for the fourth quarter ended Dec. 31, 2010, a $103 million increase from the same time in 2009.
Liberty Mutual Group also reported $1.7 billion in net income for the full year 2010, an increase of $655 million over 2009, according to a statement.
"We are pleased with the financial results overall, which reflect the strength of our operating model," said Edmund F. Kelly, chairman and CEO of Liberty Mutual Group Inc. "Our industry leading domestic personal lines businesses along with our unparalleled international operations more than compensated for the industry-wide problems in commercial lines."