Panda Project
Panther Software
Pantone
Paper Software
ParaGraph International
Paradigm Technology
Paradise Software
Parallax
Parametric Technology
ParcPlace-Digitalk
Parity Software
Parsons Technology
Parsytec Computer
Pathlight Technology
Patriot Scientific
Patton & Patton Software
Peachtree Software
Penril Datability Networks
PeopleSoft
Percon
Peregrine Systems
Performance Software
Performance Technologies
Peripheral Technology Group, Inc.
Peritek
Persistence Software
Persoft
Personal Library Software / PLS
Phar Lap Software
Philips Electronics
Phoenix Technologies
Pick Systems
Pictorius
PictureTalk
PictureTel
Pilot Software
PinPoint Software
Pinnacle Micro
Pinnacle Publishing
Pinnacle Technology
Pioneer
Pipeline Communications
Pixar
Plaintree Systems
PlanView
Planning Sciences International
Platinum Technology
Pleiades Research
Point-S
PointCast
Polaroid
Polhemus
Polywell
Portable Graphics
Portfolio Technologies
Portland Software
Portrait Display Labs
Power Computing
PowerBASIC
PowerCerv
PowerLogic
PowerQuest
PowerSolutions for Business
Powersoft
Powerware
Praxis International
Praxisoft
Precept Software
Preferred Systems
Premenos
Premia
Primavera Systems
Primax Electronics
Pro CD
ProMax Technology
ProModel
ProNotes
ProStar Computer
Process Software
Procom Technology
Prodigy Services
Productivity Works
Professional Help Desk
Proginet
Progress Software
Progressive Networks
Promise Technology
Pronexus
Proteon
ProtoView Development
Proxim
Psion
PUMATECH, Inc.
Pure Software
PureData
Puzzle Systems
Pyramid Technology