W. R. Berkley Corporation Forms Berkley Technology Underwriters, LLC and Announces Executive Appointment

GREENWICH, Conn.–(BUSINESS WIRE)– W. R. Berkley Corporation (NYSE: WRB) today announced the formation of Berkley Technology Underwriters, LLC. Berkley Technology Underwriters will offer coverages worldwide to the technology marketplace, including property, casualty and professional liability on both an admitted and non-admitted basis. Berkley Technology Underwriters will write business on behalf of W. R. Berkley Corporation member insurance companies rated A+ (Superior) by A.M. Best Company, Inc. and will be headquartered in Minneapolis, Minnesota.

Matthew A. Mueller has been named president of Berkley Technology Underwriters. Mr. Mueller has more than 30 years of experience in the property and casualty insurance industry, including over 25 years focusing on risks in the technology sector.

William R. Berkley, chairman of the board and chief executive officer of W. R. Berkley Corporation, said: “We are excited to have Matt join us. He is an accomplished leader with great experience in this specialized area. Berkley Technology Underwriters joins our other specialty underwriting managers in offering tailored coverages designed to meet the unique needs of its customers.”

For further information about the products and services available from Berkley Technology Underwriters, please contact Matthew A. Mueller at mmueller@berkley-tech.com.

Founded in 1967, W. R. Berkley Corporation is an insurance holding company that is among the largest commercial lines writers in the United States and operates in five segments of the property casualty insurance business: specialty insurance, regional property casualty insurance, alternative markets, reinsurance, and international.

This is a “Safe Harbor” Statement under the Private Securities Litigation Reform Act of 1995. Any forward-looking statements contained herein, including statements related to our outlook for the industry and for our performance for the year 2011 and beyond, are based upon the Company’s historical performance and on current plans, estimates and expectations. The inclusion of this forward-looking information should not be regarded as a representation by us or any other person that the future plans, estimates or expectations contemplated by us will be achieved. They are subject to various risks and uncertainties, including but not limited to, the success of our new ventures or acquisitions and the availability of other opportunities, our ability to attract and retain qualified employees, and other risks detailed from time to time in the Company’s filings with the Securities and Exchange Commission. These risks could cause actual results of the industry or our actual results for the year 2011 and beyond to differ materially from those expressed in any forward-looking statement made by or on behalf of the Company. Any projections of growth in the Company’s net premiums written and service fees would not necessarily result in commensurate levels of underwriting and operating profits. Forward-looking statements speak only as of the date on which they are made, and the Company undertakes no obligation to update publicly or revise any forward-looking statement, whether as a result of new information, future developments or otherwise.

W. R. Berkley Corporation
Karen A. Horvath, 203-629-3000
Vice President — External
Financial Communications

Source: W. R. Berkley Corporation