| Abbreviation | Definition |
|---|---|
| PEEK | Private Equity And Entrepreneurship Kellogg |
| PEF | Problem Einer Frauensleut |
| PEG | Pinnacle Entertainment Group |
| PEI | Playboy Enterprises, Inc. |
| PEI | Progressive Engineering Inc |
| PEIA | Public Employees Insurance Agency |
| PEIC | Petroleum Equipment Industries Company |
| PEIL | Planning Engineering Initiatives Ltd |
| PEINSO | Petrological Integrated Solutions |
| PEL | Pak Elektron Limited |
| PEL | Professional Employee Leasing, Inc. |
| PEL | Professional Employee Leasing, Incorporated |
| PEL | Purple Emu, LTD. |
| PELP | Prime Energy Limited Partnership |
| PEM | Penn Engineering And Manufacturing |
| PEM | Precision Engineered Models |
| PEMA | Piedmont Emergency Medicine Associates |
| PEMA | Professional Environmental Marketing Association |
| PEMC | Pacific Electric and Mining Company |
| PEMC | Philippine Electricity Market Corporation |