Naics 2012 Industry Definition 6115 - Technical and Trade Schools This industry comprises establishments primarily engaged in offering vocational and technical training in a variety of technical subjects and trades. The training often leads to job-specific certification. Illustrative Examples: Apprenticeship training programs; Aviation and flight training instruction schools; Computer repair training; Cosmetology schools; Electronic equipment repair training; Graphic arts schools; Modeling schools; Nursing schools (except academic); Real estate schools; Truck driving schools