| NiHä Holding AB | Västerås | 0 tkr |
| Niklas Åberg Holding AB | Västerås | 0 tkr |
| Niklas & Jonny Micam AB | Västerås | 0 tkr |
| Niklas Rydén Förvaltning AB | Kvicksund | 0 tkr |
| Nilam Capital AB | Västerås | 0 tkr |
| Nila Timber Aktiebolag | Västerås | 0 tkr |
| Nils Erik Salemark AB | Skultuna | 0 tkr |
| NILSSON Law AB | Stockholm | 0 tkr |
| Nimo Group AB | Västerås | 0 tkr |
| Nina Yohanna AB | Västerås | 0 tkr |
| Ninjali Åman AB | Ransta | 0 tkr |
| NioElva Holding AB | Västerås | 0 tkr |
| Nisse G invest AB | Västerås | 0 tkr |
| Nivan Holding AB | Västerås | 0 tkr |
| Nivico Holding AB | Västerås | 0 tkr |
| NIX Rökavvänjning Aktiebolag | Västerås | 0 tkr |
| NL5 Invest AB | Västerås | 0 tkr |
| NM Fastigheter AB | Västerås | 0 tkr |
| NM Global Logistic AB | Västerås | 0 tkr |
| Nocardo Aktiebolag | Västerås | 0 tkr |
| Nocera & Juhlin AB | Västerås | 0 tkr |
| Nocrona AB | Västerås | 0 tkr |
| Nogelius Entreprenad AB | Skultuna | 0 tkr |
| Nogelius Mark & Byggteknik AB | Skultuna | 0 tkr |
| Noliv AB | Västerås | 0 tkr |
| N.O.R.A. Holdings AB | Västerås | 0 tkr |
| Noras Sweden AB | Västerås | 0 tkr |
| Nordec Vehicle System AB | Västerås | 0 tkr |
| Nordens Bygg & Renovering AB | Västerås | 0 tkr |
| Nordenvik Psykiatri AB | Västerås | 0 tkr |
| Nordic Drone Inspection AB | Västerås | 0 tkr |
| Nordic Foto Explorer AB | Västerås | 0 tkr |
| Nordic Grid Systems Holding AB | Västerås | 0 tkr |
| Nordic Specialized Education Partners AB | Västerås | 0 tkr |
| Nordic Strong Holding AB | Västerås | 0 tkr |
| Nordic Truck Bodies AB | Västerås | 0 tkr |
| Nordic Warbirds AB | Siljansnäs | 0 tkr |
| Nordiska Byggkoncept Holding AB | Västerås | 0 tkr |
| Nordiska Neon & Diod Holding AB | Västerås | 0 tkr |
| Nordiska Villabyggen AB | Västerås | 0 tkr |
| Nordlund Consulting Engineering AB | Västerås | 0 tkr |
| Nord Properties JV AB | Västerås | 0 tkr |
| Noreby Invest AB | Västerås | 0 tkr |
| Norob AB | Västerås | 0 tkr |
| NORRLED AB | Västerås | 0 tkr |
| Norrmalm Invest AB | Västerås | 0 tkr |
| Norrpilen Projekt AB | Västerås | 0 tkr |
| Northern Story AB | Västerås | 0 tkr |
| North Peak Capital AB | Västerås | 0 tkr |
| Novega Invest AB | Västerås | 0 tkr |