Manufacturers
- NAD Electronics
- Nakamichi
- Narco National Aeronautical Corporation
- Nardeux
- National Automotive Service Company
- National Radio Company
- National Radio Institute
- NEC
- Nelson-Ross Electronics Inc.
- Neutrik Cortex Instruments
- Nicolet Paratronics Corporation
- Nikon
- Nissan
- Non-Linear Systems
- Norcold
- Nordmende
- Norlin Music
- Nye Vikink
