PAll Manufacturers
- Panasonic Industrial Devices
- Packard Electric
- PacTec
- Panasonic
- Panavise
- PandaBoard.org
- Panduit
- PANJIT
- Parallax
- Parlex / Johnson Electric
- Particle
- PCB Arts
- PEM
- pSemi
- Performance Motion Devices
- Pervasive Displays
- Phihong
- Philips Lumileds
- Philips Semiconductors
- Phoenix Contact
- Pimoroni
- Plato
- Pletronics Inc.
- PLX Technology
- Pomona Electronics
- Ponoor Experiments
- Positronic
- Power Integrations
- Power Partners
- Powercast
- PowerFilm
- Power-One
- PowerStor / Eaton
- Preci-Dip
- PUI Audio
- Protektive Pak
- Pro-Wave Electronics
- Pulse Electronics
- PulseLarsen Antennas
- PulseR Electronics
- Pycom
- Pyreos