EXHIBIT 32.1
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                   CERTIFICATION OF PERIODIC FINANCIAL REPORT
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            Pursuant to 18 U.S.C. 1350, the undersigned, Betsy Henley-Cohn and
John S. Tomac, the chief executive officer and chief financial officer,
respectively, of BIW Limited (the "issuer"), do each hereby certify that the
report on Form 10-Q accompanying this certification (the "report") fully
complies with the requirements of section 13(a) or 15(d) of the Securities
Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)) and that information contained in
the report fairly presents, in all material respects, the financial condition
and results of operations of the issuer.




/s/ Betsy Henley-Cohn
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Betsy Henley-Cohn
Chairwoman of the Board and Chief Executive Officer
(chief executive officer)
BIW Limited

May 13, 2005




/s/ John S. Tomac
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John S. Tomac
President and Treasurer
(chief financial officer)
BIW Limited

May 13, 2005