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| Intakt Sør AS | Trondheim | 2024 |
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| Intakt Øst AS | Trondheim | 2021 |
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| International Association of Physics Students | Oslo | 2005 |
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| Ja Austad Invest AS | Verdal | 2024 |
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| Ja Smart Repair AS | Skien | 2017 |
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| Jaktslottet AS | Tønsberg | 2020 |
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| Jamina's Beauty AS | Biristrand | 2023 |
| Jamo Invest Nord AS | Finnsnes | 2021 |