W. R. Berkley Corp. announced Monday that it has combined its U.S. broker reinsurance units, Berkley Re America and Facultative ReSources, into a single operating unit that will trade under the Berkley Re America (BRAM) name.

Berkley Re America is a specialty treaty reinsurance underwriter. Facultative ReSources is a casualty, professional liability and property facultative underwriter. The newly constituted BRAM will provide a single market for reinsurance brokers to address the diverse needs of their clients, the company said in a statement.

Jonathan A. Schriber, formerly president of Berkley Re America, has been named chief underwriting officer of the Reinsurance – Global segment. He will be responsible for the coordination of reinsurance underwriting activities across the group and the build-out of additional products with global scope and will support the geographic expansion of the reinsurance operations. Schriber joined BRAM in 2007 as executive vice president and chief administrative officer and is a Chartered Financial Analyst.

Joseph L. Sullivan has been named president of BRAM. Sullivan joined Facultative ReSources in 2010 as executive vice president and chief operating officer and was named president in 2012.