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| Ibm Singapore Pte Ltd | 486048 Park Setral 1 | 2014 |
| Ibm Slovensko, Spol. S.R.O. | Sk-83286 Bratislava 3 | 2009 |
| Ibm Solutions Delivery Inc. Filippinene | Ph-Quezon City 1100 | 2011 |
| Ibm Svenska Aktiebolag | Oslo | 2008 |
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| Ibm United Kingdom Limited | Oslo | 2008 |
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| Icon Recordings AS | Kongsvinger | 2012 |
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| Id Tag Technology Invest AS | Lillehammer | 2011 |
| Id Wrks AS | Bergen | 2019 |
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| Ida Mørck AS | Nittedal | 2018 |
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| Idealtid AS | Bergen | 2024 |
| IDEAS2EVIDENCE AS | Bergen | 2020 |
| Ideation AS | Stavanger | 2017 |
| Idebroen Nett AS | Oslo | 2020 |
| Ideia AS | Heimdal | 2019 |