Stericycle Inc. posted higher net income for its fourth quarter and year.

The Lake Forest, Ill.-based Stericycle said in a news release that net income attributable to the company for the period ended Dec. 31 rose 9 percent to $70.1 million, or 80 cents per diluted share, compared with $64.3 million, or 74 cents per diluted share. Revenue climbed 12.8 percent to $503.6 million, compared with $446.6 million in the fourth quarter last year.

For the year net earnings advanced 14.1 percent to $268 million, or $3.08 per diluted share, compared with $234.8 million, or $2.69 per diluted share, in 2011. Revenue jumped 14.1 percent to $1.91 billion compared with $1.68 billion a year earlier.