This website uses cookies to store information on your computer. Some of these cookies are used for visitor analysis, others are essential to making our site function properly and improve the user experience. By using this site, you consent to the placement of these cookies. Click Accept to consent and dismiss this message or Deny to leave this website. Read our Privacy Statement for more.
Contact Us   |   Sign In   |   Join
Member Benefits

Help safeguard the future of our industry through membership in CMA, while building business opportunities for your organization. Your membership will provide access to hundreds of CMA members whose influence extends beyond Colorado’s borders, as Denver’s vast infrastructure of mining expertise supports mineral development throughout the world.


Government Affairs and Advocacy


Stay Informed

  • CMA is proactive in government affairs at the local, state, and national level for the Mining Industry.
  • We provide our members with the latest news, policies and legislation through reports and other community resources.

Influence Policy Makers

  • CMA works to defeat legislation that would discourage mining and to support policies that encourage its growth.
  • We are a necessary resource for policymakers for the past 150 years. Your membership supports our government relations team and directly impacts their ability to communicate the needs of the mining industry.

Become an Advocate

Supporting CMA is an investment that helps to ensure future business opportunities for your company. A healthy, expanding industry means that there are more opportunities for vendors and service providers.




Be More Involved 

Membership provides the opportunity to attend regular meetings of our standing committees, membership forums, our legislative reception, our annual golf outing and our annual conference. Join a committee!



Expand Your Network 

  • CMA’s membership includes all of the major Colorado mines.
  • Mining industry community, legislators, and hundreds of our CMA members.


Joining CMA provides access to exclusive membership events including CMA’s annual conference, CMA’s Annual Golf Tournament, St. Barbara’s Day Holiday Celebration, CMA’s Legislative Reception and other events throughout the year. Check our event calendar!


  CMA helps you reach decision makers in the mining industry through discounted rates on exhibit space, advertising and Career Center postings.

For more information or to become a CMA member, please visit the CMA website at or contact us at

Not a member? Get access to one of CMA's most popular webinars: Sustainability in Mining Operations


Download the Webinar

Membership Management Software Powered by YourMembership  ::  Legal