- NexPhase
- NexPhase Capital
- Next Day Access
- NextDoor Housing
- NextGen RPM
- Nexus Insights
- Nexus Montgomery
- NHPCO
- NIC
- Nice Healthcare
- Nightingale Home Healthcare
- Nightingale Home Healthcare Inc.
- Nightingale Home Healthcare of Western Pennsylvania Inc.
- Nightingale Hospice Care Inc.
- NIH
- Nike
- NimbleRX
- Niskanen Center
- Nix Health
- Nixon Gwilt Law