Idaho
- College of Western Idaho: Center for Workforce Development – Apprenticeship Programs
- Doubletree Horse Farms: Apprenticeships
- Eastern Idaho Electrical JATC: Apprenticeships
- Idaho Plumbers, Pipefitters, Service Technicians, Steamfitters Union – Local 296
- Idaho Power- Apprenticeships
- Iron Workers Local 732
- IUPAT District Council # 5 – Painters, Stripers, Drywall Finishers, Glaziers & Floorcoverer Apprenticeships
- Montain States Line – Apprenticeship
- Mountain States Line Constructors
- North Idaho College – Electrical, Plumbing, and Heating, Ventilation and Air Conditioning (HVAC) Apprenticeship Program
- Northwest Line Joint Apprenticeship Training Committee (Outside Electrical Construction Industry)
- Oregon & Southern Idaho Laborers-Employers Training Trust – Apprenticeship Program
- Pacific Northwest Carpenters Institute – Oregon/SouthWest Washington & Idaho Construction Apprenticeship Programs
- Pacific Northwest Regional Council of Carpenters (PNWRCC)
- The International Brotherhood of Boilermakers
