| JSAL Holding AB | Sundbyberg | 0 tkr |
| JSkoglund Invest AB | Spånga | 0 tkr |
| Jsmed Software AB | Bromma | 0 tkr |
| JUEL Holding AB | Österskär | 0 tkr |
| JUHAX AB | Bergshamra | 0 tkr |
| Juhl Management AB | Sundbyberg | 0 tkr |
| Julius Hägg AB | Stockholm | 0 tkr |
| Justask Sweden AB | Sundbyberg | 0 tkr |
| J Vesterlund Holding AB | Sundbyberg | 0 tkr |
| Käck Mat AB | Sundbyberg | 0 tkr |
| Kalkudden IT AB | Sundbyberg | 0 tkr |
| Karak Media AB | Sundbyberg | 0 tkr |
| KAR Consulting AB | Sundbyberg | 0 tkr |
| Karl-Oscar Holding AB | Bålsta | 0 tkr |
| Kawin Mårtensson Advokat AB | Bromma | 0 tkr |
| Keijtec Solutions AB | Sundbyberg | 0 tkr |
| K.E. Nordberg AB | Sundbyberg | 0 tkr |
| KervanOfSweden AB | Sundbyberg | 0 tkr |
| K. Feldhof Konsult AB | Sundbyberg | 0 tkr |
| Kimber Holding AB | Sundbyberg | 0 tkr |
| Kinzugi AB | Hägersten | 0 tkr |
| Klar Consulting AB | Nacka | 0 tkr |
| Klimatkontakt AB | Sundbyberg | 0 tkr |
| Klosterdalen Fastigheter AB | Stockholm | 0 tkr |
| KLÖVER Details AB | Sundbyberg | 0 tkr |
| Knägräset Enterprises AB | Sundbyberg | 0 tkr |
| Kogret AB | Stockholm | 0 tkr |
| Kokkinos & Kokkinou AB | Sundbyberg | 0 tkr |
| Konsultivet aktiebolag | Stockholm | 0 tkr |
| Konsult Kenneth Kjellberg AB | Sundbyberg | 0 tkr |
| Kopparlund Invest AB | Sundbyberg | 0 tkr |
| Kringla Q AB | Enköping | 0 tkr |
| Krinik Förvaltning AB | Sundbyberg | 0 tkr |
| KTN AB | Sundbyberg | 0 tkr |
| Kvillepir 2 AB | Sundbyberg | 0 tkr |
| Kv Sparven Förvaltning AB | Åkersberga | 0 tkr |
| KW Com Consulting AB | Åkersberga | 0 tkr |
| Laniac AB | Stockholm | 0 tkr |
| Lars Risberg Projektering och Byggledning AB | Sundbyberg | 0 tkr |
| Larsson Fysioterapi & Konsult AB | Stockholm | 0 tkr |
| Larus Invest AB | Bromma | 0 tkr |
| Låspunkten Förvaltning AB | Sundbyberg | 0 tkr |
| Lazee Technologies AB | Sundbyberg | 0 tkr |
| LCB Invest AB | Sundbyberg | 0 tkr |
| LEIF KARLSSON PATENT AB | Sundbyberg | 0 tkr |
| Lennart Ingvar Invest AB | Sundbyberg | 0 tkr |
| Lennart Söderbergs Elektriska Kraft AB | Sundbyberg | 0 tkr |
| Leo Group AB | Sundbyberg | 0 tkr |
| Letschat 12all AB | Sundbyberg | 0 tkr |
| Lex Brewitz Juridisk Konsult AB | Stockholm | 0 tkr |