Contacting the CH2M HILL Alumni Association

Issues with our Website? Report broken links at:

By Mail:
CH2M HILL Alumni Association
c/o Don Marske
19 Ninos
Irvine, CA 92620

By Email:
Your emails will be routed to the appropriate resource. If we have your email address on file, we send out periodic alerts to all alumni on our roster as the need arises. By registering on this site, you will be automatically added to the CH2M HILL Alumni mailing list.
If you are on our mailing list, and wish to unsubscribe, send and email to us or click the unsubscribe link at the bottom of all emails sent from the Alumni Association.

By Web Page:
Our web page is at It is an excellent source for the Latest News, an alumni history of the firm including accounts of alumni activities, contributions, biographies, and a compilation of the firm’s expansions, innovations, historical publications, and a very special decadal presentation of the history of the firm. For paid members, there is a Members’ Corner that provides access the two most current newsletters and the roster of alumni. Log on browse!

For Membership:
Membership in the Association is open to any retiree or former employee and friends of university, client, and contractor affiliates of CH2M or CH2M HILL or its acquired CH2M HILL Companies, Ltd. group family of companies. New members can join for $20 per year. The invitation to join can be found on the Membership tab of this site.