This minor group comprises supervisors, logging and forestry. They are employed by logging companies, contractors and government agencies.

This minor group comprises contractors and supervisors, mining, oil and gas, including supervisors, mining and quarrying, and contractors and supervisors, oil and gas drilling and services. They are employed by coal, metal and non-metallic mineral mines and quarries; drilling and well service contracting companies; and petroleum producing companies; or they may be self-employed.

This minor group comprises contractors and supervisors, agriculture, horticulture and related operations and services, including agricultural service contractors and farm supervisors, and contractors and supervisors, landscaping, grounds maintenance and horticulture services. They are employed on livestock and other farms; by landscaping companies, cemeteries, lawn care and tree service companies, nurseries and greenhouses; and landscaping operations of public works departments and private establishments; or they may be self-employed.