• Calgon Carbon reported fourth quarter net income of $9.1 million, or 16 cents per share, vs. earnings of $4.9 million, or 9 cents per share, in the year-ago quarter. Sales rose 3 percent to $141.8 million.
The Robinson environmental products and services provider attributed the increase to sales of activated carbon used to treat drinking water and in respirators. The results reflected $2.3 million in restructuring charges.
For all of 2012, Calgon Carbon earned $23.3 million, or 41 cents per share, vs. 2011 profits of $39.2 million, or 69 cents per share. Sales increased 4 percent to $562.3 million.
• K&L Gates reported flat global revenues for 2012, saying it had a "solid performance despite a difficult business environment." Revenues slipped to $1.06 billion compared with $1.062 billion in 2011.
Most of the law firm's growth last year occurred outside the U.S. with revenues up by 25 percent in the Asia Pacific region and up by 17 percent in the Europe-Middle East region. In the Americas region, revenues fell by 2.5 percent.
The firm said it had 1,748 lawyers at the end of 2012, down from 1,910 in 2011 mainly because of attrition. It added nearly 300 lawyers last month following its combination with Middletons, an Australian firm. It has 47 offices worldwide.
• TreeHouse Foods Inc. shares rose just over 10 percent on Thursday, after the company reported fourth quarter earnings that met analysts expectations and management said it is excited to do more acquisitions.
The Oak Brook, Ill., company that makes soup in the former Heinz plant on the North Side reported net income of $25.2 million, or 68 cents per share, in the three months ended Dec. 31. That compares to $29.9 million, or 81 cents per share in the same period a year earlier. Excluding charges related to restructuring the company's soup operations and the closure of a salad dressing plant in Canada, TreeHouse earnings per share were 86 cents.
Net sales for the fourth quarter of $592.8 million compared to $535.8 million a year earlier. Sales in the North American retail grocery segment, which includes the soup operation, rose 12.9 percent.businessnews