| infoGrips GmbH | Zurich |
| InfoGuard AG | Zug |
| Infolution Webfactory Grafikdesign | Zurich |
| Infomaniak | Geneva |
| Infonautics GmbH | Zug |
| Infoniqa SQL AG | Zug |
| Informaticien.ch | Geneva |
| Informaticon AG | Bern |
| Informatik Design Gut | Aargau |
| Informatikwerkstatt IWS GmbH | Zurich |
| Information Factory Group AG | Zurich |
| Information Solution GmbH | Aargau |
| informationsarchITektur | Basel-Stadt |
| Informatique 2000 S.A. | Geneva |
| Informatique Nexan | Fribourg |
| Informatique Tissot | Vaud |
| InforMatrix GmbH | Zurich |
| Infors AG | |
| Inforweb.ch | Vaud |
| Infosource | |
| Infosynergie S.A. | Fribourg |
| Infosystem AG | St. Gallen |
| Infoteam Informatique Technique S.A. | Fribourg |
| Infront Sports & Media AG | |
| Ing. Dipl. Fust S.A. | St. Gallen |
| Ingware AG | Zurich |
| Inhalis Therapeutics | Ticino |
| Inhalt&Form Kommunikations AG | |
| iNIC GmbH | Basel-Stadt |
| Init7 | Zurich |
| InitCom Internetagentur | Basel-Landschaft |
| Inkdrop | |
| Innocube GmbH | Basel-Stadt |
| InnoMedica Holding AG | |
| InnoSys | Zurich |
| Innoterra | |
| Innovatis Group AG | Zurich |
| Innovaud | |
| Inofix GmbH | Lucerne |
| Inomass | Zurich |
| Insiders.live S.A. | |
| Insightness AG | |
| insign GmbH | Zurich |
| Insolight | |
| inSolus | Geneva |
| InSphero AG | |
| Institut für Software-Ergonomie und Usability | Zurich |
| Institut Straumann AG | |
| Institut Suisse d'Enseignement de l'Informatique de Gestion | Vaud |
| Institute for Mergers, Acquisitions & Alliances | |