Contractors and supervisors, other construction trades, installers, repairers and servicers supervise and co-ordinate the activities of various tradespersons, installers, repairers and servicers classified in the following minor groups: Masonry and plastering trades (NOC 728), Other construction trades (NOC 729) and Other installers, repairers and servicers (NOC 744). This unit group also includes prefabricated product installation and service contractors and proprietors of some repair and service establishments.

• Completion of secondary school is usually required.
  
• Several years of experience in the trade or in the work area supervised are usually required.
  
• Journeyman/woman trade certification may be required for some occupations in this unit group.