| Accommodation, tourism and travel |
5 |
| Accounting, auditing and legal services |
30 |
| Agriculture, forestry and fishery |
5 |
| Air conditioning, heating and refrigeration |
4 |
| Architectural services and structural engineering |
4 |
| Auction and disposal services |
17 |
| Aviation services and supplies |
5 |
| Building services, maintenance and supplies |
95 |
| Chemical services and supplies |
8 |
| Civil engineering and projects |
79 |
| Cleaning, hygiene services and pest control |
34 |
| Clothing and textiles |
17 |
| Communication, media, PR and advertising |
10 |
| Construction |
169 |
| Consulting and professional services |
136 |
| Education and training |
17 |
| Electrical (commercial and domestic) |
59 |
| Electrical (generation and transmission) |
52 |
| Employment, recruitment and human resources |
10 |
| Engineering services |
21 |
| Events management and supplies |
4 |
| Financial, banking and insurance services |
27 |
| Fire and protective equipment |
8 |
| Food services, catering and supplies |
15 |
| Fuel, coal and oil supplies |
12 |
| Gardening, landscaping and horticulture |
20 |
| Health, wellness and sport |
8 |
| IT hardware and equipment |
43 |
| IT networking and telecommunications |
28 |
| IT services, programming, consulting and software |
63 |
| Machinery and equipment |
45 |
| Medical equipment, supplies and services |
26 |
| Mining services and supplies |
1 |
| Office and property rental |
47 |
| Office equipment, stationery and furniture |
20 |
| Plumbing services and supplies |
7 |
| Property sales, development and services |
27 |
| Publishing, design, printing, audio and video |
13 |
| Rail services and supplies |
4 |
| Road construction and maintenance |
49 |
| Scientific services and supplies |
18 |
| Security services and supplies |
41 |
| Services: other |
40 |
| Supplies: other |
43 |
| Transport, storage, logistics and courier services |
48 |
| Vehicles, services, parts and repairs |
30 |
| Waste management |
13 |
| Water and sewerage |
46 |