Agricultural service contractors provide agricultural services such as livestock and poultry breeding, soil preparation, crop planting, crop spraying, cultivating or harvesting. Farm supervisors supervise the work of specialized livestock workers, farm machinery operators, livestock labourers, aquaculture labourers and harvesting labourers. They operate their own business or may be employed by farms and agricultural enterprises.

Contractors and supervisors, landscaping, grounds maintenance and horticulture services supervise and coordinate the activities of workers in the following unit groups: Nursery and greenhouse workers (85103) and Landscaping and grounds maintenance labourers (85191). They are employed by landscaping companies, cemeteries, lawn care and tree service companies, nurseries and greenhouses and by landscaping operations of public works departments and private establishments. Contractors may be self-employed.