Attached files

file filename
10-K - FORM 10-K - CH2M HILL COMPANIES LTDa2202161z10-k.htm
EX-10.1 - EX-10.1 - CH2M HILL COMPANIES LTDa2202161zex-10_1.htm
EX-23.1 - EX-23.1 - CH2M HILL COMPANIES LTDa2202161zex-23_1.htm
EX-10.5 - EX-10.5 - CH2M HILL COMPANIES LTDa2202161zex-10_5.htm
EX-32.2 - EX-32.2 - CH2M HILL COMPANIES LTDa2202161zex-32_2.htm
EX-10.6 - EX-10.6 - CH2M HILL COMPANIES LTDa2202161zex-10_6.htm
EX-10.3 - EX-10.3 - CH2M HILL COMPANIES LTDa2202161zex-10_3.htm
EX-10.2 - EX-10.2 - CH2M HILL COMPANIES LTDa2202161zex-10_2.htm
EX-24.1 - EX-24.1 - CH2M HILL COMPANIES LTDa2202161zex-24_1.htm
EX-31.1 - EX-31.1 - CH2M HILL COMPANIES LTDa2202161zex-31_1.htm
EX-10.4 - EX-10.4 - CH2M HILL COMPANIES LTDa2202161zex-10_4.htm
EX-31.2 - EX-31.2 - CH2M HILL COMPANIES LTDa2202161zex-31_2.htm
EX-32.1 - EX-32.1 - CH2M HILL COMPANIES LTDa2202161zex-32_1.htm
EX-10.13 - EX-10.13 - CH2M HILL COMPANIES LTDa2202161zex-10_13.htm
EX-10.12 - EX-10.12 - CH2M HILL COMPANIES LTDa2202161zex-10_12.htm

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Exhibit 21.1

Subsidiaries of CH2M HILL Companies, Ltd.

1.
Operations Management International Inc., a California corporation

2.
CH2M HILL, Inc., a Florida corporation

3.
CH2M HILL Constructors, Inc., a Delaware corporation

4.
LG Constructors, Inc., a Delaware corporation

5.
VECO Services, Inc., an Alaskan corporation

6.
CH2M HILL Energy, Ltd., a Delaware corporation



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Subsidiaries of CH2M HILL Companies, Ltd.