from S-4 ~50 pages Plan of reorganization, merger, acquisition or similar

from S-4 1 page <page> Amendment to Stock Purchase Agreement the Stock Purchase Agreement Dated as of February 27, 1998, by Henry Company, a California Corporation ("Buyer") and the Individuals Listed on Schedule a Thereto ("Sellers"), Is Hereby Amended as Follows: Section 2.3 Is Hereby Amended to Read as Follows: "2.3 Closing: The Purchase and Sale (The "Closing") Provided for in This Agreement Will Occur at the Offices of Munger, Tolles & Olson as Soon as Possible Following the Satisfaction of All Conditions Hereto but Not Later Than April 24, 1998." Section 9.1(d) Is Hereby Amended to Replace "April 7, 1998" With "April 24, 1998." in Witness Whereof, the Parties Have Executed and Delivered This Amendment to Stock Purchase Agreement as of the Date First Written Above. Buyer: Henry Company, a California Corporation By: /S/ Richard B. Gordinier Its: President Sellers: /S/ Joseph Mooney, Jr. Joseph T. Mooney, Jr. Page 1 <page> /S/ E. P. Mooney Edward P. Mooney * James F. Stewart * Larry A. Karasiuk * Joseph T. Mooney III * Charles J. Mooney * Stephen E. Mooney * James E. Mooney * Lisa M. Brock * Patricia A. Dever * Edward P. Mooney, Jr. * Susan S. Bruce Page 2 <page> * Michael J. Mooney * Maureen Mooney * Luke A. Mooney Canadian Venture Capital By: * Its: * * Kathleen A. Stewart * James R. M. Stewart * Mark J. C. Stewart * Barbara Karasiuk * Yves Pare * Lionel Borenstein * Manfred Sassner Page 3 <page> Waywell Management By: * Its: * * Robert S. Zalkowitz * by Power of Attorney, a Copy of Which Is Attached. /S/ Joseph Mooney, Jr. , as Attorney in Fact - Joseph T. Mooney, Jr. /S/ E. P. Mooney , as Attorney in Fact - Edward P. Mooney Page 4

from S-4 ~10 pages Plan of reorganization, merger, acquisition or similar

from S-4 ~10 pages Articles of Incorporation or Bylaws

from S-4 ~20 pages Articles of Incorporation or Bylaws

from S-4 >50 pages Indenture or similar

from S-4 ~20 pages Indenture or similar

from S-4 ~10 pages Legal opinion

from S-4 ~5 pages Legal opinion

from S-4 >50 pages Material contract

from S-4 1 page Material contract

from S-4 ~50 pages Material contract

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from S-4 ~50 pages Material contract

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from S-4 ~10 pages Material contract

from S-4 ~10 pages Material contract

from S-4 ~20 pages Material contract

from S-4 ~20 pages Material contract

from S-4 ~10 pages Material contract

from S-4 1 page Material contract

from S-4 1 page <page> With Respect to the Letter Agreement Dated October 16, 1997, Amending the Employment and Incentive Agreement of September 30, 1992, I Hereby Waive the $100,000 Bonus Referenced in Section 2 of Such Letter. Dated: April 21, 1998 /S/ Richard B. Gordinier Richard B. Gordinier

from S-4 ~5 pages Material contract

from S-4 ~10 pages Material contract

from S-4 ~5 pages Material contract

from S-4 ~10 pages Material contract

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from S-4 ~5 pages Material contract

from S-4 ~5 pages Material contract

from S-4 ~5 pages Material contract

from S-4 ~5 pages Material contract

from S-4 ~5 pages Material contract

from S-4 ~5 pages Material contract

from S-4 1 page Material contract

from S-4 1 page Exhibit 10.26(A)

from S-4 ~10 pages Material contract

from S-4 1 page Computation of ratios

from S-4 1 page Subsidiaries of the registrant

from S-4 1 page Consent of expert or counsel

from S-4 1 page Consent of expert or counsel

from S-4 1 page Consent of expert or counsel

from S-4 1 page Consent of expert or counsel

from S-4 ~20 pages Statement of eligibility of trustee

from S-4 1 page Financial data table