| HVBL Vilhelm Estates AB | Kalmar | 0 tkr |
| Hydrangea AB | Färjestaden | 0 tkr |
| Hydrex Equipment AB | Vassmolösa | 0 tkr |
| IAGA Moder AB | Färjestaden | 0 tkr |
| I Asp Invest AB | Vimmerby | 0 tkr |
| Ida Snöberg Landskapsarkitekt AB | Kalmar | 0 tkr |
| Idé i Kalmar AB | Rockneby | 0 tkr |
| Ideskogs Bygg AB | Kalmar | 0 tkr |
| Idhöjden AB | Vimmerby | 0 tkr |
| IGA 95 AB | Västerås | 0 tkr |
| IGA 98 AB | Växjö | 0 tkr |
| I.H Invest AB | Oskarshamn | 0 tkr |
| ikama AB | Kalmar | 0 tkr |
| IL Ölandsbolag AB | Färjestaden | 0 tkr |
| I.M.E.G AB | Nybro | 0 tkr |
| IMH Utveckling AB | Kristdala | 0 tkr |
| I.M. Kapitalförvaltning Aktiebolag | Vimmerby | 0 tkr |
| ImPress Grafiska AB | Borgholm | 0 tkr |
| INA i Oskarshamn AB | Oskarshamn | 0 tkr |
| Incita Energi AB | Kalmar | 0 tkr |
| Incita Väst AB | Kalmar | 0 tkr |
| Independent Island AB | Borgholm | 0 tkr |
| Indurance AB | Västervik | 0 tkr |
| Industrifastigheter Öland AB | Färjestaden | 0 tkr |
| Industriförnödenheter Egesten Holding AB | Kalmar | 0 tkr |
| Industri- och Marinservice i Kalmar AB | Högsby | 0 tkr |
| Industriteknik Wreinert & Co AB | Färjestaden | 0 tkr |
| Inel AB | Nybro | 0 tkr |
| InformIT i Oskarshamn AB | Figeholm | 0 tkr |
| Infrahubs Fastighet 11 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 12 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 13 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 14 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 15 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 17 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 4 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 6 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 7 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 7 Holding AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 8 AB | Kalmar | 0 tkr |
| Infrahubs Fastighet 9 AB | Kalmar | 0 tkr |
| Infrahubs Hold-co 1 AB | Kalmar | 0 tkr |
| Infrahubs Hold-co 2 AB | Kalmar | 0 tkr |
| Infrahubs Hold-co 3 AB | Kalmar | 0 tkr |
| Infrahubs Hold-co 4 AB | Kalmar | 0 tkr |
| Infrahubs Hold-co 5 AB | Kalmar | 0 tkr |
| Infrascand AB | Kalmar | 0 tkr |
| Ingela Aronsson Holding AB | Örsjö | 0 tkr |
| Ingel Teknik AB | Vissefjärda | 0 tkr |
| Ingenjörsfirma Hans Sandelin AB | Kalmar | 0 tkr |