| Accommodation, tourism and travel |
10 |
| Accounting, auditing and legal services |
37 |
| Agriculture, forestry and fishery |
11 |
| Air conditioning, heating and refrigeration |
7 |
| Architectural services and structural engineering |
9 |
| Auction and disposal services |
11 |
| Aviation services and supplies |
7 |
| Building services, maintenance and supplies |
87 |
| Chemical services and supplies |
8 |
| Civil engineering and projects |
120 |
| Cleaning, hygiene services and pest control |
38 |
| Clothing and textiles |
22 |
| Communication, media, PR and advertising |
22 |
| Construction |
254 |
| Consulting and professional services |
212 |
| Education and training |
33 |
| Electrical (commercial and domestic) |
118 |
| Electrical (generation and transmission) |
109 |
| Employment, recruitment and human resources |
22 |
| Engineering services |
36 |
| Events management and supplies |
16 |
| Financial, banking and insurance services |
19 |
| Fire and protective equipment |
28 |
| Food services, catering and supplies |
24 |
| Fuel, coal and oil supplies |
14 |
| Gardening, landscaping and horticulture |
17 |
| Health, wellness and sport |
13 |
| IT hardware and equipment |
55 |
| IT networking and telecommunications |
52 |
| IT services, programming, consulting and software |
79 |
| Machinery and equipment |
35 |
| Medical equipment, supplies and services |
27 |
| Mining services and supplies |
1 |
| Office and property rental |
37 |
| Office equipment, stationery and furniture |
15 |
| Plumbing services and supplies |
4 |
| Property sales, development and services |
15 |
| Publishing, design, printing, audio and video |
20 |
| Rail services and supplies |
11 |
| Road construction and maintenance |
93 |
| Scientific services and supplies |
17 |
| Security services and supplies |
80 |
| Services: other |
12 |
| Supplies: other |
26 |
| Transport, storage, logistics and courier services |
23 |
| Vehicles, services, parts and repairs |
28 |
| Waste management |
10 |
| Water and sewerage |
66 |