| B. Altun AB | Norrköping | 0 tkr |
| BAMM Holding AB | Norrköping | 0 tkr |
| Bankeberg Auto AB | Linköping | 0 tkr |
| Bankeberg Holding AB | Linköping | 0 tkr |
| Bankeberg IT & Finans AB | Vikingstad | 0 tkr |
| Bankebergs Gård Aktiebolag | Vikingstad | 0 tkr |
| Bansvik Holding AB | Stockholm | 0 tkr |
| BAOP AB | Linköping | 0 tkr |
| Barbaresco holding AB | Norrköping | 0 tkr |
| Barfots Education AB | Ödeshög | 0 tkr |
| Barkhagen Invest AB | Norrköping | 0 tkr |
| Barkland Holding AB | Linköping | 0 tkr |
| Barklastudden Holding AB | Valdemarsvik | 0 tkr |
| Barney Förvaltnings AB | Linköping | 0 tkr |
| Barn och ungdomspsykiater Björn Sahlin AB | Tyresö | 0 tkr |
| Barnsjuksköterska Lena Björnberg AB | Vadstena | 0 tkr |
| Barranca AB | Linköping | 0 tkr |
| Barrling Invest AB | Partille | 0 tkr |
| Base Holding i Norrköping AB | Västervik | 0 tkr |
| Bastängen i Opphem AB | Rimforsa | 0 tkr |
| Bastubolaget i Östergötland AB | Mantorp | 0 tkr |
| Båtbyggaren Öst AB | Söderköping | 0 tkr |
| Batixt Holding AB | Linköping | 0 tkr |
| Batixt IP AB | Linköping | 0 tkr |
| Bauer Clinic AB | Linköping | 0 tkr |
| BAX Consulting AB | Norrköping | 0 tkr |
| Bayana Beauty AB | Linköping | 0 tkr |
| BC Gruppen Linköping AB | Linköping | 0 tkr |
| BC Jädersand Holding AB | Norrköping | 0 tkr |
| BCX AB | Vreta Kloster | 0 tkr |
| BD:s Förvaltning AB | Skärblacka | 0 tkr |
| Bear Arms AB | Valdemarsvik | 0 tkr |
| Bearded Dwarf Holding AB | Norrköping | 0 tkr |
| Bear Island Holding AB | Motala | 0 tkr |
| B E Communicatio Aktiebolag | Linköping | 0 tkr |
| Becrona AB | Linköping | 0 tkr |
| BEHA Holding AB | Motala | 0 tkr |
| Behandlingscenter Östergötland AB | Valdemarsvik | 0 tkr |
| BEIN Bostad AB | Norrköping | 0 tkr |
| Bejke Holding AB | Bestorp | 0 tkr |
| BeKaNiTo Holding AB | Norrköping | 0 tkr |
| Bella och Alex Li Holding AB | Norrköping | 0 tkr |
| Bellatrix Linköping AB | Linköping | 0 tkr |
| Bellicus Rex AB | Linghem | 0 tkr |
| Belvederen Fastighetsförmedling AB | Linköping | 0 tkr |
| Beneko AB | Motala | 0 tkr |
| Bene Meritus Förvaltning AB | Linköping | 0 tkr |
| Bengt Dahlgren Östergötland Holding AB | Linköping | 0 tkr |
| Bengt Imberg Konsult AB | Norrköping | 0 tkr |
| Bengt Johansson Förvaltning AB | Norrköping | 0 tkr |