HCC Insurance Holdings to Present At Keefe, Bruyette & Woods 2011 Insurance Conference

HOUSTON, Sept. 1, 2011 (GLOBE NEWSWIRE) -- HCC Insurance Holdings, Inc.
(NYSE:HCC) today announced that Chief Executive Officer John N. Molbeck, Jr. and
President Christopher J.B. Williams will be presenting at the Keefe, Bruyette &
Woods 2011 Insurance Conference in New York, New York on Thursday, September 8,
2011, beginning at 2:05 p.m. Eastern Daylight Time.

There will be a live webcast of HCC's presentation by Mr. Molbeck and Mr.
Williams available on a listen-only basis in the Investor Relations section of
the Company's website at http://ir.hcc.com. The webcast replay will also be
archived in the Investor Relations section of the HCC website through Friday,
December 9, 2011.

Headquartered in Houston, Texas, HCC Insurance Holdings, Inc. is a leading
international specialty insurance group with offices across the United States
and in the United Kingdom, Spain and Ireland. As of June 30, 2011, HCC had
assets of $9.5 billion and shareholders' equity of $3.3 billion. HCC's major
domestic and international insurance companies have financial strength ratings
of "AA (Very Strong)" from Standard & Poor's Corporation, "A+ (Superior)" from
A.M. Best Company, Inc., "AA (Very Strong)" from Fitch Ratings, and "A1 (Good
Security)" from Moody's Investors Service, Inc.

For more information about HCC, please visit http://www.hcc.com.

Forward-looking statements contained in this press release are made under "safe
harbor" provisions of the Private Securities Litigation Reform Act of 1995 and
involve a number of risks and uncertainties. The types of risks and
uncertainties which may affect the Company are set forth in its periodic reports
filed with the Securities and Exchange Commission.

CONTACT: Doug Busker, Director of Investor Relations
HCC Insurance Holdings, Inc.
Telephone: (713) 996-1192