Career & Technical Student Organizations The U.S. Department of Education 11 federally recognized CTSOs Career and Technical Student Organizations: http://www2.ed.gov/about/offices/list/ovae/pi/cte/vso.html The U.S. Department of Education Career and Technical Student Organizations. US Department of Education's website 11 federally recognized CTSOs Career and Technical Student Organization Career and Technical Student Organizations Career and Technical Student Organizations US Career Technical Education Student Organizations