| Byggekonomen Konsult Åke Johansson AB | Upplands Väsby | 0 tkr |
| Byggkillarna Stockholm AB | Kista | 0 tkr |
| Byggmaster Stockholm AB | Kista | 0 tkr |
| Byggupp entreprenad Stockholm AB | Sollentuna | 0 tkr |
| BY Invest Sollentuna AB | Sollentuna | 0 tkr |
| By ledini AB | Sollentuna | 0 tkr |
| by Numbers Production AB | Sollentuna | 0 tkr |
| Byteboost AB | Sollentuna | 0 tkr |
| C3S Konsult AB | Sollentuna | 0 tkr |
| cadcal Westerback I&I AB | Sollentuna | 0 tkr |
| Café Khatibinaz AB | Sollentuna | 0 tkr |
| Café MLA 2 AB | Sollentuna | 0 tkr |
| Canary Bit AB | Stockholm | 0 tkr |
| Canopus Invest AB | Sollentuna | 0 tkr |
| Capitals Capital Nordic AB | Sollentuna | 0 tkr |
| CapOpt AB | Sollentuna | 0 tkr |
| Capsa Consulting AB | Sollentuna | 0 tkr |
| Carema Äldreomsorg 1 AB | Solna | 0 tkr |
| Carina Broman Specialistsjuksköterska AB | Sollentuna | 0 tkr |
| Carina Swerlander HR Consulting AB | Stockholm | 0 tkr |
| Carin Holding AB | Sollentuna | 0 tkr |
| CarM & Partners AB | Sollentuna | 0 tkr |
| Casa R. AB | Norsborg | 0 tkr |
| CAVOK Europe AB | Järfälla | 0 tkr |
| CAW Konsult AB | Sollentuna | 0 tkr |
| C. Backman Invest AB | Sollentuna | 0 tkr |
| Cedric Vongheer AB | Sollentuna | 0 tkr |
| Cellararity AB | Sollentuna | 0 tkr |
| Cellzone Technologies AB | Sollentuna | 0 tkr |
| CelVin AB | Sollentuna | 0 tkr |
| Center Node AB | Sollentuna | 0 tkr |
| Cevi AB | Sollentuna | 0 tkr |
| C for Chip Design AB | Sollentuna | 0 tkr |
| CGS Konsult AB | Tullinge | 0 tkr |
| CGSYSTEMS AB | Sollentuna | 0 tkr |
| Chanou Invest AB | Sollentuna | 0 tkr |
| Charify AB | Stockholm | 0 tkr |
| Charlotta Johansson Psykologi AB | Sollentuna | 0 tkr |
| Chart Advice AB | Täby | 0 tkr |
| Chemtronica DG Services AB | Sollentuna | 0 tkr |
| Cherry Lindström Fastighetsbolag AB | Sollentuna | 0 tkr |
| ChgMap AB | Stockholm | 0 tkr |
| Chinook Invest AB | Sollentuna | 0 tkr |
| Christer Jobs Holding AB | Sollentuna | 0 tkr |
| Cibil holding AB | Sollentuna | 0 tkr |
| CIE China Import & Export AB | Järfälla | 0 tkr |
| Cinnamon Holding AB | Sollentuna | 0 tkr |
| CIperspective AB | Sollentuna | 0 tkr |
| Cirkelbyggarna AB | Sollentuna | 0 tkr |
| Claes Lundqvist Communication AB | Sollentuna | 0 tkr |