Exhibit 23.1

                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS

The Board of Directors
SeaBright Insurance Holdings, Inc.:

      We consent to the incorporation by reference in the registration statement
(No. 333-123319) on Form S-8 of SeaBright Insurance Holdings, Inc. of our
reports dated March 23, 2006, with respect to the consolidated balance sheets of
SeaBright Insurance Holdings, Inc. as of December 31, 2005 and 2004, and the
related consolidated statements of operations, changes in stockholders' equity
and comprehensive income (loss), and cash flows for the years ended December 31,
2005 and 2004 and for the period from June 19, 2003 (inception) through December
31, 2003 and all related financial statement schedules and our reports dated
September 14, 2004, with respect to the combined balance sheet of Predecessor as
of December 31, 2002 and the related combined statements of operations, changes
in stockholders' equity and comprehensive income, and cash flows for the nine
months ended September 30, 2003 and for the year ended December 31, 2002 and all
related financial statement schedules, which reports appear in the December 31,
2005, annual report on Form 10-K of SeaBright Insurance Holdings, Inc.

      Our report on the combined financial statements of the Predecessor refers
to the Predecessor's adoption of the provisions of the Statement of Financial
Accounting Standards No. 142, Goodwill and Other Intangible Assets.

/s/ KPMG LLP

Seattle, Washington
March 23, 2006