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What They Do |
Contractors and supervisors, trades and related workers supervise, co-ordinate, and schedule the activities of the following workers:

 | Machinists, machining and tooling inspectors, and tool and die makers |

 | Electricians, electrical power line and cable workers, telecommunication line/cable workers and installation/repair workers, and cable television service and maintenance technicians |

 | Plumbers, steam fitters, pipefitters, sprinkler system installers, and gas fitters |

 | Sheet metal workers, boilermakers, structural metal and platework fabricators and fitters, ironworkers, skilled welders, blacksmiths, and die setters |

 | Carpenters and related workers |

 | Machinery and transportation equipment, motor vehicle, and other mechanics |

 | Crane operators; drillers/blasters in surface mining, quarrying, and construction; heavy equipment operators; longshore workers; public works maintenance equipment operators; railway track maintenance workers; and water well drillers |

 | Workers who produce camera work, printing plates, and cylinders; process film; print text and illustrations; and bind/finish printed products |

 | Masons, plasterers, construction workers, installers, repairers, and servicers |
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Where They Find Work Top Occupational Areas |
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| Other services (except public administration) |
6.0% |
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| Transportation and warehousing |
5.0% |
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| Fabricated metal product manufacturing |
4.0% |
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| Printing and related support activities |
4.0% |
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 | These contractors/supervisors work in machine shops and in companies involved in structural metal, platework, and metal products manufacturing, fabrication and erecting, construction, and printing/publishing; for trade contractors; and for a wide range of organizations. |

 | The unionization rate (32%) is close to the average (32%) for all occupations. |

 | The highest concentrations (per 10,000 people) of are found in Alberta and Prince Edward Island while the lowest concentrations are in New Brunswick and Newfoundland. |
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