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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| P & C Septic Solution Llc | Daphne, AL | — | Installer | — |
| P & J Septic | Kiln, MS | — | Installer | — |
| P & L Porta Potty | Water Valley, MS | — | Pumper | — |
| P & L Porta Potty Llc | Water Valley, MS | — | Pumper | — |
| P & P Water Service | Courtland, MS | — | Installer | — |
| P & W Southern Septics Llc | Perkinston, MS | — | Installer | — |
| P Ladner Septic & Dirt, Inc. | Biloxi, MS | — | Installer | — |
| P&L Dozer & Excavations | Perkinston, MS | — | Installer | — |
| P&P Water Services Llc | Courtland, MS | — | Installer | — |
| P&W Southern Septics | Perkingston, MS | — | Installer | — |
| Pace Septic & Treatment Plants | Raymond, MS | — | Installer | — |
| Palmer Excavation & Septic | Fulton, MS | — | Installer | — |
| Pannell Builders | Verona, MS | — | Installer | — |
| Parker Construction 21, Llc | Bay Springs, MS | — | Installer | — |
| Parker Trades Services, Llc | Leakesville, MS | — | Installer | — |
| Patton Farms | Hermanville, MS | — | Installer | — |
| Pearson Plumbing & Septic | Louisville, MS | — | Installer | — |
| Pearson Services | Louisville, MS | — | Installer | — |
| Pearson Services Inc | Louisville, MS | — | Pumper | — |
| Pepper'S Septic Service | Summit, MS | — | Installer | — |
| Perma Corporation | Columbus, MS | — | Pumper | — |
| Perry Plumbing | Batesville, MS | — | Installer | — |
| Pete'S Septic Services | Natchez, MS | — | InstallerPumper | — |
| Petes Plumbing & Septic, Llc | Water Valley, MS | — | Installer | — |
| Pett Construction | Booneville, MS | — | Installer | — |
| Philip Patridge | Coffeeville, MS | — | Installer | — |
| Piazza Plumbing Co, Inc. | Vicksburg, MS | — | Installer | — |
| Pierce Septic Soultion | Vicksburg, MS | — | Installer | — |
| Pierce Septic Tank Service | Vicksburg, MS | — | Pumper | — |
| Pine Belt Portables | Moselle, MS | — | Pumper | — |
| Pinebelt Construction And Roofing Llc | Magee, MS | — | Installer | — |
| Pipkin Backhoe Service | Coldwater, MS | — | Installer | — |
| Pitres' Environmental Services | Byram, MS | — | Pumper | — |
| Plan B Landscaping Llc | Meadville, MS | — | Installer | — |
| Plumb-It Llc | Okolona, MS | — | Installer | — |
| Plumbtech Plumbing Service | Magee, MS | — | Installer | — |
| Poe Brothers' Trucking, Inc. | Pontotoc, MS | — | Installer | — |
| Poimne, Llc | Canton, MS | — | Installer | — |
| Pollan, Gene (Probationary) | Grenada, MS | — | Installer | — |
| Ponder Plumbing, Llc | Sylacauga, AL | — | Pumper | — |
| Pontotoc Plumbing | Pontotoc, MS | — | Installer | — |
| Pontotoc Septic Solutions | Pontotoc, MS | — | Installer | — |
| Porter Flow Solutions Llc | Morton, MS | — | Installer | — |
| Porter Septic Service Llc | Houston, MS | — | Pumper | — |
| Porter Septic Services, Llc | Houston, MS | — | Installer | — |
| Pot-O-Gold Rentals, Llc | Hammond, LA | — | Pumper | — |
| Pounds Plumbing Inc | Saucier, MS | — | Installer | — |
| Pounds Sewer Systems | Foxworth, MS | — | Installer | — |
| Precision Dynamics | Baldwyn, MS | — | Installer | — |
| Precision Utility Services | Randolph, MS | — | Installer | — |
| Precision Utility Services, Llc | Pontotoc, MS | — | Installer | — |
| Premier Property Solutions, Llc | Amory, MS | — | Installer | — |
| Pritchett Construction Co., Inc. | Lauderdale, MS | — | Installer | — |
| Progressive Construction | Byhalia, MS | — | Installer | — |
| Property Improvement Specialists Llc | Leakesville, MS | — | Installer | — |
| Pryor Excavation | Columbus, MS | — | Installer | — |
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