P
- Pacific Mako
- Pacific Powerline
- Panabo Sales Ltd
- Paneltronics
- Panther
- Paradise Cay Publications, Inc
- Park Power
- Parker Hannifin Corporation
- Pautzke Bait Co.
- Paws Aboard
- Peerless Chain Company
- Peet Shoe Dryer
- Pela Products
- Pelican
- Penn
- Perko
- Permatex
- Perone Industries
- Pertronix
- Peterson
- Pettit Paint
- Pflueger
- PGI, Inc.
- Picquic Tool
- Pinnacle
- Plano
- Plews & Edelmann
- PMS Products
- Point Wilson Company
- Polyform
- Poly-Planar
- Portwest
- Post Industrial Press
- Power Research
- PowerMax Converters
- Powerwinch / Carefree
- PPG Protective & Marine Coatings
- Premier Paint Roller
- Preval
- Prime Guard
- Prime Products
- Primitive Artisan
- Pro Charging Systems
- Progressive Industries
- Projecta
- Promar
- ProMariner
- Propspeed
- Protroll
- PSS Seal, LLC
- Puffin Coolers
- Pullmaster
- Pure Fishing