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Tools for our members

Let us help you develop your workforce with programs and resources designed to keep everyone in our 42-member system up to date to help you better serve your communities:   

Education programs
Education programs and resources available for your members, staff and leadership.

Member Information Center 
Secure, online access to Tri-State event calendars, resources for your marketing efforts, consumer education, and information about our association and the services we provide.

Tri-State on YouTube
Videos for your use at events and on your digital channels.

Tri-State Member Directory Application Access

Please download our Tri-State Member Directory. 

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Tri-State Generation and Transmission Association
Office: 303-452-6111
1100 West 116th Avenue
Westminster, CO 80234

Mailing address:
PO Box 33695
Denver, CO 80233-0695

©2025 Tri-State Generation and Transmission Association, Inc. Power supplier to the rural west.

  • About Us
    • Annual Report
  • Powering the Future
    • Our Energy Mix
  • Electrify and Save®
    • On-Bill Repayment
    • Programs
    • Quality Install
  • Media
    • Resources
    • Blog
    • Features
    • News
    • Newsletter
    • Podcast
  • Cooperative Benefits
  • Operations
  • Search