Texas
- Associated Plumbing-Heating-Cooling-Contractors of Texas – Apprenticeship
- Boilermakers National Apprenticeship Program (BNAP): South-eastern Area – Boilermakers Field Construction/Repair Apprenticeship
- Independent Electrical Contractors (IEC) – Apprenticeship (Dallas)
- Independent Electrical Contractors (IEC) Central Texas
- Independent Electrical Contractors Apprenticeship – Fort Worth / Tarrant County Chapter
- Independent Electrical Contractors Inc. (IEC) San Antonio Chapter
- International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers Local Union 66 (San Antonio, TX)
- International Association of Bridge, Structural, Ornamental, and Reinforcing Iron Workers Local 84 (Houston, TX)
- Iron Workers Local 135 – Building the American Dream (Texas City, TX)
- Iron Workers Local Union No. 263 (Arlington, TX)
- Iron Workers Union (Texas and the Mid-South) – Apprenticeships
- North Texas Electrical Training Center – Joint Apprenticeship and Training
- Sheet Metal Workers' Local Union No. 49
- Southern Apprenticeship & Training Fund – Apprenticeship Program
- Southwestern Line Constructors – Apprentice Lineman Job Description (Electrical Construction)
- Texas Workforce – Apprenticeship Training Program
- United Association Plumbers & Pipe Fitters Local 286
- United Association Plumbers & Pipe Fitters Local 629
- United Association Plumbers & Pipefitters Local 142
- United Association Plumbers Local 68
