P výrobci:
- Pacific Wireless
- Packard Bell
- Palit
- Palm
- Panasonic
- Panduit
- Parrot
- Patriot
- PC Chips
- Peach
- Pegatron
- Pelco
- PENTAGRAM
- Pentax
- Perfect
- Pervasive
- PetaStor
- Phase One
- Philips
- PhotoFast
- Pinnacle Systems
- Pioneer
- PJ Soft
- Planet
- Plantronics
- Plextor
- Plustek
- PNY
- Point of View
- Polaroid
- Popcorn Hour
- Porte
- Power Ball
- Power Kinetics
- PowerColor
- Poynting
- PQI
- Premio
- PremiumCord
- Prestigio
- Pretec
- Prime
- PrimeCooler
- Print IT
- Printy
- Profoto
- Projecta
- Prolink
- Promise
- Proview
- PROWAX
- Proxim Corporation