SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ___________ SCHEDULE 13G (Rule 13d-102) INFORMATION STATEMENT PURSUANT TO RULES 13d-1 AND 13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)/1/ Stericycle, Inc. ---------------- (Name of Issuer) Common Stock, $0.01 Par Value Per Share --------------------------------------- (Title of Class of Securities) 858912108 ----------------------- (CUSIP Number) ___________ _______________________ /1/ The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). Page 1 of 10 Pages

- ----------------------- --------------------- CUSIP No. 858912108 13G Page 2 of 10 Pages - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON James E. Daverman ###-##-#### - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 United States of America - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF None SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 1,030,232 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING None PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 1,030,232 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 1,030,232 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 IN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT!

- ----------------------- --------------------- CUSIP No. 858912108 13G Page 3 of 10 Pages - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Marquette Venture Partners, L.P. 36-3504827 - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF None SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 1,030,232 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING None PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 1,030,232 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 1,030,232 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 PN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT!

- ----------------------- --------------------- CUSIP No. 858912108 13G Page 4 of 10 Pages - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Marquette Venture Associates, L.P. 36-3504831 - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF None SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 1,030,232 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING None PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 1,030,232 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 1,030,232 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 PN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT!

- ----------------------- --------------------- CUSIP No. 858912108 13G Page 5 of 10 Pages - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Marquette Management Partners 36-3504830 - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 Illinois - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF None SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 1,030,232 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING None PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 1,030,232 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 1,030,232 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 PN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT!

- ----------------------- --------------------- CUSIP No. 858912108 13G Page 6 of 10 Pages - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Lloyd D. Ruth ###-##-#### - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 United States of America - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 3,073 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 1,030,232 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 3,073 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 1,030,232 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 1,033,305 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 IN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT!

Item 1(a) Name of Issuer: -------------- Stericycle, Inc. ("Stericycle") Item 1(b) Address of Issuer's Principal Executive Offices: ----------------------------------------------- 1419 Lake Cook Road Suite 410 Deerfield, IL 60015 Item 2(a) Name of Person Filing: --------------------- This Schedule 13G is being jointly filed by each of the following persons pursuant to Rule 13d-(1)(f) promulgated by the Securities and Exchange Commission pursuant to Section 13 of the Securities Exchange Act of 1934, as amended (the "Act"): (i) Marquette Venture Partners, L.P. ("MVP"), a Delaware limited partnership, by virtue of its direct beneficial ownership of 1,030,232 shares of common stock, par value $0.01 per share (the "Common Stock"), of Stericycle; (ii) Marquette Venture Associates, L.P. ("MVA"), a Delaware limited partnership, as the sole general partner of MVP; (iii) Marquette Management Partners ("MMP"), a Delaware general partnership, as the sole general partner of MVA; (iv) James E. Daverman ("Mr. Daverman"), an individual, as a general partner of MMP; and (v) Lloyd D. Ruth ("Mr. Ruth"), an individual, as a general partner of MMP and by virtue of the vesting (as of within 60 days of December 31, 1998) of options to purchase 3,073 shares of Common Stock. MVP, MVA, MMP, Mr. Daverman and Mr. Ruth are hereinafter collectively referred to as the "Reporting Persons." The Reporting Persons have entered into a Joint Filing Agreement, dated February 13, 1997, a copy of which has previously been filed with this Schedule 13G, pursuant to which the Reporting Persons have agreed to file this statement jointly in accordance with the provisions of Rule 13d-1(f)(1) under the Act. Item 2(b) Address of Principal Business Office or, if none, Residence: ------------------------------------------------- The address of the principal business office of each of the Reporting Persons is: Corporate 500 Centre 520 Lake Cook Road, Suite 450 Deerfield, Illinois 60015 Page 7 of 10 pages

Item 2(c) Citizenship ----------- MVP and MVA are limited partnerships organized under the laws of Delaware. MMP is a general partnership organized under the laws of Illinois. Mr. Daverman and Mr. Ruth are United States citizens. Item 2(d) Title of Class of Securities: ---------------------------- Common Stock, $0.01 par value per share. Item 2(e) CUSIP No.: --------- 858912108 Item 3 If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b), check whether the persons filing is a: ------------------------------------------------------------------ The persons filing are not described in any category listed under this item. Item 4 Ownership --------- MVA is the sole general partner of MVP; MMP is the sole general partner of MVA; and Mr. Daverman and Mr. Ruth are the general partners of MMP. As a result of such relationships, MVA, MMP and both Messrs. Daverman and Ruth may be deemed to share voting and dispositive power with respect to the shares held by MVP. The information set forth on the cover pages is hereby incorporated by reference. Each Reporting Person expressly disclaims beneficial ownership of any shares of Common Stock beneficially owned by each other Reporting Person. Item 5 Ownership of Five Percent or Less of a Class: -------------------------------------------- If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [_]. Item 6 Ownership of More Than Five Percent on Behalf of Another Person: --------------------------------------------------------------- No other person has the right to receive or the power to direct the receipt of dividends from, or other proceeds from the sale, of the shares. Page 8 of 10 pages

Item 7 Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company: ---------------------------------------------------------------------- Not applicable. Item 8 Identification and Classification of Members of the Group: ---------------------------------------------------------- Not applicable. Item 9 Notice of Dissolution of Group: ------------------------------ Not applicable. Item 10 Certification: ------------- Not applicable. Page 9 of 10 pages

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. Date: February 14, 1998 MARQUETTE VENTURE PARTNERS, L.P. MARQUETTE VENTURE ASSOCIATES, L.P. MARQUETTE MANAGEMENT PARTNERS By: /s/ Lloyd D. Ruth -------------------- Lloyd D. Ruth as authorized signatory /s/ James E. Daverman ------------------------ JAMES E. DAVERMAN /s/ Lloyd D. Ruth -------------------- LLOYD D. RUTH Page 10 of 10 pages