| Abbreviation | Definition |
|---|---|
| PERC | Positive Employee Relations Council |
| PERCS | Prepare, Educate, Respond, Collaborate, Support |
| PERF | Priority Evaluation and Ranking Form |
| PERKS | Perquisites |
| PERR | Preliminary Engineering Research Report |
| PERS | Performance Evaluation Reporting System |
| PERT | Payroll Employees Recognition Team |
| PERT | Perfect Enterprise Results Technique |
| PERT | Performance Enhancement And Response Team |
| PERT | Program Event Recording Team |
| PES | Package Evaluation and Selection |
| PES | Performance Evaluation Supplement |
| PES | Performance Evaluation System |
| PES | Post Enumeration Survey |
| PES | Price Elasticity of Supply |
| PES | Private Enclosed Space |
| PESTEL | Political, Economical, Social, Technological, Environmental, and Legal |
| PESTLE | Political, Economical, Social, Technological, Legal, and Environmental |
| PET | People Events And Technologies |
| PET | Planning, Engineering, and Testing |