| Balaron AB | Sundbyberg | 0 tkr |
| Balverk AB | Sundbyberg | 0 tkr |
| Bara Lugn AB | Gråbo | 0 tkr |
| Bassana Fastighet 11 AB | Stockholm | 0 tkr |
| Bassana Fastighet 12 AB | Stockholm | 0 tkr |
| Bassana Fastighet 21 AB | Stockholm | 0 tkr |
| Bassana Fastighet 22 AB | Stockholm | 0 tkr |
| Bassana Fastighet 31 AB | Stockholm | 0 tkr |
| Bassana Fastighet 32 AB | Stockholm | 0 tkr |
| Bassana Fastighet 33 AB | Stockholm | 0 tkr |
| Bassana Fastighet 34 AB | Stockholm | 0 tkr |
| Bäverstocken 1 Fastighets AB | Malmö | 0 tkr |
| BBD Holding AB | Sundbyberg | 0 tkr |
| BCG Real Estate AB | Sundbyberg | 0 tkr |
| B-DOOR AB | Lidingö | 0 tkr |
| Be Concrete AB | Sundbyberg | 0 tkr |
| Being Ernest AB | Sundbyberg | 0 tkr |
| Beirut Bros AB | Sundbyberg | 0 tkr |
| Belfrage Brothers AB | Stockholm | 0 tkr |
| Bellerty AB | Täby | 0 tkr |
| Bengt Karsman AB | Sundbyberg | 0 tkr |
| Benson smart solutions AB | Sundbyberg | 0 tkr |
| Berfin Care AB | Järfälla | 0 tkr |
| Bernelöv Invest AB | Sundbyberg | 0 tkr |
| Bern Hauser Aktiebolag | Sundbyberg | 0 tkr |
| Bernmark Sweden Holding AB | Stockholm | 0 tkr |
| Bigfoot AB | Sundbyberg | 0 tkr |
| BK Beräkningskonsulter Holding AB | Sundbyberg | 0 tkr |
| BKS Jonsson Consulting AB | Bromma | 0 tkr |
| Blacknote Productions AB | Sundbyberg | 0 tkr |
| Bleiweiss Retail Trade AB | Sundbyberg | 0 tkr |
| BlinkBuy AB | Sundbyberg | 0 tkr |
| Blockr AB | Sundbyberg | 0 tkr |
| Bloomy Drinks AB | Stockholm | 0 tkr |
| Blue Maple AB | Sundbyberg | 0 tkr |
| Bob Partners AB | Landvetter | 0 tkr |
| Bokain Sverige AB | Sundbyberg | 0 tkr |
| Boland Invest AB | Sundbyberg | 0 tkr |
| BoneTrigger AB | Stockholm | 0 tkr |
| Botan &co AB | Sundbyberg | 0 tkr |
| Breitholtz Widlund AB | Sundbyberg | 0 tkr |
| Bridge To Gantry AB | Solna | 0 tkr |
| Brilliant Values Bemanning & Affärsutveckling AB | Uppsala | 0 tkr |
| Bromstensgluggen Fastighetsförvaltning AB | Sundbyberg | 0 tkr |
| Bromstensgluggen Holding AB | Sundbyberg | 0 tkr |
| Brownbox Holding AB | Sundbyberg | 0 tkr |
| Brunzell Business AB | Sundbyberg | 0 tkr |
| Bssf Trading AB | Sundbyberg | 0 tkr |
| Bubado Holding AB | Farsta | 0 tkr |
| Buyo AB | Sollentuna | 0 tkr |