UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP ( ) Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instructions 1(b). 1. Name and Address of Reporting Person Kennedy, Michael D. 6060 S. Willow Drive Greenwood Village, CO 80111 U.S.A. 2. Issuer Name and Ticker or Trading Symbol CH2M HILL Companies, Ltd. Issuer is not traded on an Exchange 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Statement for Month/Year 3/31/01 5. If Amendment, Date of Original (Month/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) (X) Director ( ) 10% Owner (X) Officer (give title below) ( ) Other (specify below) Executive Officer 7. Individual or Joint/Group Filing (Check Applicable Line) (X) Form filed by One Reporting Person ( ) Form filed by More than One Reporting Person

Explanation of Responses: (1) Unit of Interest in the Deferred Compensation Trust are payable upon the first day of the month following retirement in annual installments for five years. (2) Stock Options shall vest 25% on February 16, 2002, 25% on February 16, 2003 and 50% on February 16, 2004. (3) Because of eligibility restrictions in CH2M HILL Stock Appreciation Rights (SARs) Plan, effective 1/1/2000 8,750 SARs granted to Michael D. Kennedy on 11/12/99 were converted to Stock Option (Right to Buy) at the same strike price and vesting schedule. (4) Michael D. Kennedy executed a Power of Attorney, a copy of which has previously been filed with the Securities and Exchange Commission, that authorizes S. Wyatt McCallie or Margaret B. McLean to sign this Form 4 on his behalf. SIGNATURE OF REPORTING PERSON Margaret B. McLean - Attorney-in-fact (4) DATE April 10, 2001

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