| Preferred Mortgage Services Inc | Business |
| Poultry Management Services Inc | Business |
| Property Management Specialists Inc | Business |
| Personnel Management Systems Inc | Business |
| Pest Management Services Inc | Business |
| Popular Mortgage Servicing Inc | Business |
| Physician Micro Systems Inc | Business |
| Project Management Services Inc | Business |
| Poultry Management Systems Inc | Business |
| Property Maintenance Services Inc | Business |
| Philippine Multimedia System Inc | Business |
| Prime Medical Services, Inc. | Business |
| Powerplant Maintenance Specialists Inc | Business |
| Property Management Services Inc | Business |
| Preventive Maintenance Services INC | Business |
| Property Management Systems Inc | Business |
| Perini Management Services Inc | Business |
| Performance Management Services Inc | Business |
| Pacific Mothers Support Inc | Business |
| Paving Maintenance Supply Inc | Business |
| Professional Mail Services Inc | Business |
| Professional Medical Services Inc | Business |
| Professional Marketing Services Inc | Business |
| Professional Mortgage Solutions Inc | Business |
| Personnel Management Solutions Inc | Business |
| Premium Messaging Services Interface | Computing |
| Provider Multicast Service Interface | General |
| Purchase Money Security Interests | General |
| P Multicast Service Interface | General |
| Purchase Money Security Interest | Governmental |
