Exhibit 32.1
CERTIFICATION
I, Celeste B. Mastin, in connection with the Quarterly Report of H.B. Fuller Company on Form 10-Q for the quarter ended May 31, 2025 (the “Report”), hereby certify that:
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(a) |
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 |
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(b) |
the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of H.B. Fuller Company. |
Date: June 26, 2025
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/s/ Celeste B. Mastin |
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Celeste B. Mastin President and Chief Executive Officer |