| Ingenjörsfirma Hjortsberg AB | Hultsfred | 0 tkr |
| Ingenjörsfirman i Kalmar Förvaltning AB | Kalmar | 0 tkr |
| Ingenjörsfirman Torkel Danielsson AB | Nybro | 0 tkr |
| IngKonTeknikkonsult AB | Oskarshamn | 0 tkr |
| Ingrid Rege Borger AB | Ankarsrum | 0 tkr |
| Inlog 2 AB | Kalmar | 0 tkr |
| Inlog Holding AB | Kalmar | 0 tkr |
| Innovation Labs Sweden AB | Oskarshamn | 0 tkr |
| Innovativ Förvaltning Oskarshamn AB | Oskarshamn | 0 tkr |
| Innovatus AB | Kalmar | 0 tkr |
| Innovine Consulting AB | Kalmar | 0 tkr |
| Inno Vitas Nordic AB | Färjestaden | 0 tkr |
| Interwave Invest AB | Ljungbyholm | 0 tkr |
| In The Light Group AB | Mörbylånga | 0 tkr |
| Into Method AB | Mörbylånga | 0 tkr |
| Invest 218 AB | Vimmerby | 0 tkr |
| Investerings AB PJ Borgholm | Borgholm | 0 tkr |
| Investervik AB | Västervik | 0 tkr |
| Investiaden AB | Kalmar | 0 tkr |
| Invest in Kalmar AB | Kalmar | 0 tkr |
| Investmentbolaget Barkey AB | Vimmerby | 0 tkr |
| Investmentbolaget Varvet AB | Kalmar | 0 tkr |
| iNWesting AB | Färjestaden | 0 tkr |
| IOCare Holding AB | Stockholm | 0 tkr |
| IQD Invest AB | Rockneby | 0 tkr |
| Iréne Börie Invest AB | Oskarshamn | 0 tkr |
| Ironriver Holding AB | Järnforsen | 0 tkr |
| Isaa of Sweden AB | Stockholm | 0 tkr |
| Isehav Design AB | Ljungbyholm | 0 tkr |
| IsElin Förvaltning AB | Hultsfred | 0 tkr |
| Isgren Förmedling AB | Kalmar | 0 tkr |
| ISLAG AB | Odensvi | 0 tkr |
| Island Invest AB | Färjestaden | 0 tkr |
| ISOBA AB | Nybro | 0 tkr |
| Isodux Invest AB | Borgholm | 0 tkr |
| I-Sport i Eksjö Aktiebolag | Vimmerby | 0 tkr |
| I-sport i Jönköping Aktiebolag | Vimmerby | 0 tkr |
| I-sport Invest AB | Vimmerby | 0 tkr |
| I-Sport i Vimmerby Aktiebolag | Vimmerby | 0 tkr |
| Ixam AB | Färjestaden | 0 tkr |
| J. Aafors AB | Stockholm | 0 tkr |
| Jachro AB | Ljungbyholm | 0 tkr |
| JAC Invest Sydost AB | Ljungbyholm | 0 tkr |
| Jacob Wieder AB | Löttorp | 0 tkr |
| Jag 2.0 AB | Kalmar | 0 tkr |
| JaHo Service AB | Kalmar | 0 tkr |
| Jakob Ingvarsson Holding AB | Färjestaden | 0 tkr |
| Jakob Nelson AB | Västervik | 0 tkr |
| Jakobsson & CO konsulting AB | Oskarshamn | 0 tkr |
| Jakt och Boende i Torsås AB | Ramsele | 0 tkr |