Home › Unions › Hall directory › UA › Colorado

UA union halls in Colorado

4 UA halls in Colorado.

  • UA Local 3 — Denver, CO · Plumbers & Pipefitters · 303-739-9300
  • UA Local 58 — Colorado Springs, CO · Plumbers & Pipefitters · 719-633-4052
  • UA Local 145 — Grand Junction, CO · Plumbers & Pipefitters · 970-245-2012
  • UA Local 208 — Denver, CO · Plumbers & Pipefitters · 303-428-4380

Featured hiring & salary guides

  • HVAC Service Manager Salary by Metro (2026)
  • Mechanical Superintendent Salary Guide (2026)
  • Controls / BAS Project Manager Salary Guide (2026)
  • How to Hire a Piping Superintendent (2026 Playbook)
  • Open Jobs
  • For Employers
  • For Candidates
  • Candidate Hub
  • 2026 Salary Guides
  • All Insights
  • Hiring & Salary Guides
  • Meet the Team
  • Regional Trade Reports
  • Search Case Studies
  • Local Unions Directory
  • Markets We Recruit In
  • About Gulfstream SP
  • Contact