CUSIP 858155 20 3

Item 1. Security and Issuer.

     The title of the class of equity securities to which this statement relates is Class A Common Stock (“Class A Common Stock”), of Steelcase Inc., a Michigan corporation (the “Company”). The address of the Company’s principal executive offices is 901 — 44th Street S.E., Grand Rapids, Michigan 49508.

Item 2. Identity and Background.

     This statement is being filed by Robert C. Pew II and Mary I. Pew. The business address of Mr. and Mrs. Pew is 901 — 44th Street S.E., Grand Rapids, Michigan 49508. Mr. and Mrs. Pew are retired. Neither Mr. nor Mrs. Pew has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). Neither Mr. nor Mrs. Pew has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. Mr. and Mrs. Pew are U.S. citizens.

Item 3. Source and Amount of Funds or Other Consideration.

     This statement is being filed to report the acquisition by the Robert C. Pew II Trust and the Mary Idema Pew Trust on March 23, 2004 of 1,961,057 shares and 5,905,842 shares, respectively, of Class B Common Stock of the Company. The shares were transferred from the Robert C. Pew Intangibles Trust and the Mary I. Pew Intangibles Trust, respectively, without payment of consideration.

Item 4. Purpose of Transaction.

     The purpose of the transaction was estate planning. Mr. and Mrs. Pew do not have any current plans or proposals for (i) the acquisition by any person of additional securities in the Company or the disposition of securities of the Company, (ii) an extraordinary corporate transaction, such as a merger, reorganization or liquidation, involving the Company or any of its subsidiaries, (iii) a sale or transfer of a material amount of assets of the Company or any of its subsidiaries, (iv) any change in the present board of directors or management of the Company, including any plans or proposals to change the number or term of directors or to fill any existing vacancies on the Board of Directors of the Company, (v) any material change in the Company’s present capitalization or dividend policy, (vi) any other material change in the Company’s business or corporate structure, (vii) any changes in the Company’s Articles of Incorporation or Bylaws or other actions which may impede the acquisition of control of the Company by any person, (viii) causing a class of securities of the Company to be delisted from a national securities exchange or to cease to be authorized to be quoted in an inter-dealer quotation system of a registered national securities association, (ix) a class of the Company’s equity securities becoming eligible for termination of registration pursuant to Section 12(g)(4) of the Securities Exchange Act of 1934, as amended, or (x) any action similar to those enumerated above.

Page 4 of 8

CUSIP 858155 20 3

Item 5. Interest in Securities of the Issuer.

     The number of shares reported above for Mr. Pew includes (i) 21,491,853 shares of Class B Common Stock of the Company which are immediately convertible into an equal number of shares of Class A Common Stock at the option of the holder and (ii) 23,705 shares of Class A Common Stock, 17,835 of which are subject to issuance pursuant to options which are exercisable within 60 days of March 23, 2004. The number of shares reported above for Mrs. Pew includes (i) 11,403,584 shares of Class B Common Stock of the Company which are immediately convertible into an equal number of shares of Class A Common Stock at the option of the holder and (ii) 870 shares of Class A Common Stock. If shares of Class B Common Stock are transferred to any person other than a “Permitted Transferee” (as defined in the Company’s Second Restated Articles of Incorporation), such shares are automatically converted on a share-for-share basis into shares of Class A Common Stock. Shares of Class B Common Stock of the Company have the same attributes as shares of Class A Common Stock of the Company except that each share of Class B Common Stock entitles the holder thereof to ten votes on all matters upon which shareholders have a right to vote and each share of Class A Common Stock entitles the holder thereof to one vote on such matters.

     If all the outstanding shares of Class B Common Stock of the Company were converted into shares of Class A Common Stock, Mr. Pew would be deemed to be the beneficial owner of

Page 5 of 8

CUSIP 858155 20 3

14.5% of the Class A Common Stock, and Mrs. Pew would be deemed to be the beneficial owner of 7.7% of the Class A Common Stock.

     The shares reported in this Item 5 for Mr. Pew exclude 300,000 shares held by the Mary and Robert Pew Education Fund of which Mr. Pew serves as one of seven trustees, of which shares Mr. Pew disclaims beneficial ownership.

     (c) No transactions involving Class A Common Stock were effected by Mr. or Mrs. Pew within the sixty days prior to the date of this Schedule 13D.

     (d) Of the shares reported in this Item 5 for Mr. Pew, (i) 1,961,057 shares are held by a trust for the benefit of Mr. Pew, of which trust Mrs. Pew and Fifth Third Bank are co-trustees and Mr. Pew has the right to revoke within 60 days of the date of this Schedule 13D, (ii) 5,905,842 shares are held by a trust for the benefit of Mrs. Pew, of which trust Mr. Pew and Fifth Third Bank are co-trustees and Mrs. Pew has the right to revoke within 60 days of the date of this Schedule 13D, (iii) 3,537,555 shares are held by a trust for the benefit of William W. Idema, which shares Mr. Pew has the sole power to vote and of which William W. Idema and Mrs. Pew share the power to dispose, (iv) 1,298,985 shares are held by a trust for the benefit of Kate Pew Wolters of which trust Kate Pew Wolters, Mr. Pew and Fifth Third Bank are co-trustees, (v) 2,931,428 shares are held by trusts for the benefit of Kate Pew Wolters, of which trusts Mr. Pew and Fifth Third Bank serve as co-trustees, (vi) 2,931,428 shares are held by trusts for the benefit of Robert C. Pew III, of which trusts Mr. Pew and Fifth Third Bank serve as co-trustees and (vii) 2,931,428 shares are held by trusts for the benefit of John Pew, of which trusts Mr. Pew and Fifth Third Bank serve as co-trustees.

     Of the shares reported in this Item 5 for Mrs. Pew, (i) 1,961,057 shares are held by a trust for the benefit of Mr. Pew, of which trust Mrs. Pew and Fifth Third Bank are co-trustees and Mr. Pew has the right to revoke within 60 days of the date of this Schedule 13D, (ii) 5,905,842 shares are held by a trust for the benefit of Mrs. Pew, of which trust Mr. Pew and Fifth Third Bank are co-trustees and Mrs. Pew has the right to revoke within 60 days of the date of this Schedule 13D, and (iii) 3,537,555 shares are held by a trust for the benefit of William W. Idema, which shares Mr. Pew has the sole power to vote and of which William W. Idema and Mrs. Pew share the power to dispose.

     As described in Item 5(d) above, some of the shares beneficially owned by Mr. and Mrs. Pew are held by trusts.

Item 7. Material to be Filed as Exhibits.

     1. Agreement of Joint Filing between Robert C. Pew II and Mary I. Pew filed as an exhibit to the original filing of this Schedule 13D dated March 28, 2002, which is incorporated herein by reference.

Page 6 of 8

CUSIP 858155 20 3

     2. Power of Attorney of Mary I. Pew filed as an exhibit to Amendment No. 1 to this Schedule 13D dated December 4, 2002, which is incorporated herein by reference.

     3. Power of Attorney of Robert C. Pew II filed as an exhibit to Amendment No. 1 to this Schedule 13D dated December 4, 2002, which is incorporated herein by reference.

Page 7 of 8

CUSIP 858155 20 3

SIGNATURE

     After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Page 8 of 8