W. R. Berkley Corp. is splitting Berkley Specialty Underwriting Managers into two independent operating units, Berkley Entertainment & Sports and Berkley Environmental.

The company said both units have "grown and evolved into independently successful businesses."

Berkley Entertainment & Sports provides proprietary and standard insurance coverage to artists and professionals; special events; professional sports teams; and sporting facilities, venues and other entertainment-related operations. Coverage is available in all 50 states and includes commercial general liability, umbrella and workers' compensation. Cindy Broschart, president of Berkley Entertainment & Sports, will continue to lead the operations.

Berkley Environmental offers customized environmental risk services globally for businesses including contractors, consultants, laboratories, landfills, waste treatment, recycling and manufacturing facilities. Its offered environmental products and programs include contractors pollution liability, professional liability and site-specific pollution liability. Kenneth Berger, president of Berkley Environmental, will continue to lead the business.