| 991 | Ispl Pte. Ltd. 200206318G | Active |
| 992 | Infra Engineering Pte Ltd 199704732R | Active |
| 993 | Island Green Environmental Pte. Ltd. 200005726M | Active |
| 994 | Iav Singapore Pte. Ltd. 200003747R | Active |
| 995 | Ist Sg Pte. Ltd. 199803235D | Active |
| 996 | Innox Power Engineering (s) Pte Ltd 199802817K | Active |
| 997 | Instantmatic (pte) Ltd. 197601457H | Active |
| 998 | Integrated Sign Technology Pte Ltd 200010413Z | Active |
| 999 | Insulflex Corporation Sdn Bhd 743287-M | Active |
| 1000 | Id Mission Pte Ltd 200006707N | Active |
| 1001 | Indo East Engineering & Construction Pte Ltd 198701186C | Active |
| 1002 | International Paint Singapore Pte. Ltd. 198205049R | Active |
| 1003 | Innovic Technology 52905022J | Active |
| 1004 | In Situ Builders Pte Ltd 198305063Z | Active |
| 1005 | Igm Services Pte Ltd 199100601E | Active |
| 1006 | Iss Pest Management Pte. Ltd. 198801020H | Active |
| 1007 | Impacta Private Limited 199308503K | Active |
| 1008 | Iljin Electric Co., Ltd Singapore Branch T07FC6970A | Active |
| 1009 | Inter Plumbing And Renovation 53095324B | Active |
| 1010 | Inout Enterprise Pte. Ltd. 199100992N | Active |
| 1011 | Instant Access Systems Pte Ltd 198903804Z | Active |
| 1012 | Iocs Asia Pte. Ltd. 197803355M | Active |
| 1013 | Iep Doors & Gates Automation Pte Ltd 200000451K | Active |
| 1014 | International Scientific (private) Limited 196800124Z | Active |
| 1015 | Intumex Asia Pacific
| Active |
| 1016 | I Fusion Pte. Ltd. 200817526D | Active |
| 1017 | International Plant & Equipment Pte Ltd 199502696C | Active |
| 1018 | Ijin Tech Engineering Pte. Ltd. 200916193H | Active |
| 1019 | International Construction Pte. Ltd. 200910654D | Active |
| 1020 | Ipi7 Workshop Pte. Ltd. 200819293H | Active |