| Building, renovation and repairs | 1,267 | S$1.3m | S$52.6bn |
Rich Construction Company Pte. Ltd. 6% |
| Roads, rail, drains and civil works | 608 | S$2.5m | S$26.4bn |
KTC Civil Engineering & Construction Pte Ltd 6% |
| IT, software and data | 2,219 | S$456k | S$8.8bn |
NCS Pte. Ltd. 12% |
| Lifts, M&E and air-con | 519 | S$684k | S$7.9bn |
Siemens Mobility Pte. Ltd. 8% |
| Vehicles, vessels and marine | 300 | S$354k | S$3.7bn |
SBS Transit Ltd 27% |
| Facilities and property management | 483 | S$567k | S$3.4bn |
C&W Services (S) Pte. Ltd. 19% |
| Cleaning and pest control | 215 | S$869k | S$3.3bn |
Chye Thiam Maintenance Pte Ltd 36% |
| Consultancy, design and engineering | 1,177 | S$406k | S$3.1bn |
Ch2M Hill Singapore Private Limited 7% |
| Security guards | 148 | S$1.4m | S$1.2bn |
Certis Cisco Auxiliary Police Force Pte. Ltd. 33% |
| Medical and health care | 211 | S$95k | S$1.2bn |
Lentor Ambulance Pte. Ltd. 13% |
| Water and utilities | 222 | S$306k | S$1.1bn |
Sanli M&E Engineering Pte. Ltd. 19% |
| Waste and recycling | 113 | S$607k | S$1.0bn |
800 Super Waste Management Pte Ltd 56% |
| Training and education | 337 | S$94k | S$561m |
SJ Defence Services Pte. Ltd. 10% |
| Events, media and marketing | 367 | S$30k | S$487m |
BBH Communications (Asia Pacific) Pte. Ltd. 13% |
| Manpower and outsourcing | 106 | S$151k | S$476m |
DHL Supply Chain Singapore Pte. Ltd. 23% |
| Lab and scientific equipment | 433 | S$110k | S$436m |
Applied Materials South East Asia Pte. Ltd. 7% |
| Uniforms, furniture and supplies | 172 | S$89k | S$433m |
Defar System Pte. Ltd. 11% |
| Research, studies and surveys | 167 | S$225k | S$363m |
Cornerstone Global Partners Pte. Ltd. 9% |
| Audit, legal, finance and insurance | 414 | S$95k | S$314m |
Income Insurance Limited 16% |
| Landscaping and trees | 112 | S$213k | S$293m |
Green Forest Landscape Pte. Ltd. 14% |
| Social and community services | 118 | S$209k | S$291m |
Ramo Industries Pte. Ltd. 13% |
| Food and catering | 103 | S$88k | S$84.1m |
Sin Hong Yun Pte. Ltd. 12% |
| Other | 1,602 | S$197k | S$6.4bn |
Crrc Qingdao Sifang Co., Ltd. 9% |