| Intens | South Bačka |
| Internacionalni univerzitet u Novom Pazaru | Raška |
| Internet Ogledalo | Belgrade |
| Internet Prezentacije | Belgrade |
| InternetProstor | South Bačka |
| Intro Web Dizajn Studio | Belgrade |
| ION Solutions | South Bačka |
| IP Communication | Belgrade |
| iSolutions d.o.o. | Belgrade |
| IT Engine | South Bačka |
| ITkutak.com | Belgrade |
| ITsvet.com | Belgrade |
| Ivan Lazarevic | Belgrade |
| justLikeAPI | Belgrade |
| JКП „Инфoрмaтикa“ Нoви Сaд | South Bačka |
| K7 Tech | |
| K7 Tech Agency | Belgrade |
| Kabi d.o.o. | Belgrade |
| Kaph Visual Communication d.o.o. | South Bačka |
| Katalog d.o.o. | Belgrade |
| KimTec | Belgrade |
| Kiwi Mobility | Belgrade |
| Kodvel | Rasina |
| KompArt Agencija | Belgrade |
| Kompjuter Biblioteka | Belgrade |
| Konsing Group | Belgrade |
| konstrukt.rs | Belgrade |
| Kosmo Group | Kolubara |
| Krojač d.o.o. | Belgrade |
| kT dizajn | Belgrade |
| Labnet | Belgrade |
| LakoDoSajta.com | Belgrade |
| Laptop Centar | Belgrade |
| Laptop Klinika | Belgrade |
| Lazacom | Belgrade |
| LIMIS d.o.o. | Belgrade |
| Limundo | Belgrade |
| LINKgroup | Belgrade |
| Linkom | Belgrade |
| List.rs | Belgrade |
| Livona d.o.o. | Belgrade |
| Logdesign | Belgrade |
| Logeecom d.o.o. | Belgrade |
| Logik | Nišava |
| Logo Dizajn | Belgrade |
| Lola institut d.o.o. | Belgrade |
| M&I Systems, Co. Group | South Bačka |
| m2-webs | Belgrade |
| Majstorska Radiomica | Mačva |
| Markom Dizajn | Belgrade |