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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| C M Kristman Excavating | — | — | Installer | 2444E3 |
| C M Kristman Excavating | — | — | Septage Hauler | 2444F |
| C White & Sons Llc | — | — | Installer | 5845E4 |
| C White And Sons | — | — | Installer | 4171E3 |
| C White And Sons | — | — | Installer | 4175E3 |
| C.M. Kristman Excavating Inc. | — | — | Installer | 5619E3 |
| Central Backhoe Services Llc | — | — | Septage Hauler | 2467F |
| Central Backhoe Services Llc | — | — | Installer | 2467E3 |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 5972F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6046F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6047F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6048F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6049F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 5417F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6050F |
| Chaesapeake Environmental Services | — | — | Septage Hauler | 6059F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6297F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6309F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6313F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6269F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6289F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6316F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6318F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6357F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6358F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6363F |
| Chesapeake Environmental Services | — | — | Septage Hauler | 6364F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6360F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6367F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6373F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6365F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6370F |
| City Of Rehoboth Beach Wastewater | — | — | Septage Hauler | 6376F |
| Clark'S Environmental Services, Llc | — | — | Septage Hauler | 5780F |
| Clark'S Environmental Services, Llc | — | — | Septage Hauler | 5788F |
| Clark'S Environmental Services, Llc | — | — | Septage Hauler | 5900F |
| Clark'S Environmental Services, Llc | — | — | Septage Hauler | 5901F |
| Clark'S Environmental Services, Llc | — | — | Septage Hauler | 5742F |
| Clean Delaware | — | — | Installer | 4570E3 |
| Clean Delaware | — | — | Installer | 4600E1 |
| Clean Delaware | — | — | Septage Hauler | 4600F |
| Clean Delaware | — | — | Septage Hauler | 5571F |
| Clean Delaware | — | — | Septage Hauler | 5679F |
| Clean Delaware | — | — | Installer | 6061E1 |
| Clean Delaware | — | — | Septage Hauler | 6061F |
| Clean Delaware | — | — | Septage Hauler | 6105F |
| Clean Delaware | — | — | Septage Hauler | 6110F |
| Clean Delaware | — | — | Septage Hauler | 6271F |
| Clean Delaware | — | — | Septage Hauler | 4570F |
| Clean Delaware | — | — | Installer | 4579E3 |
| Clean Delaware | — | — | Septage Hauler | 4579F |
| Clean Delaware | — | — | Septage Hauler | 5033F |
| Clean Delaware | — | — | Septage Hauler | 5203F |
| Clean Delaware | — | — | Installer | 5483E3 |
| Clean Delaware | — | — | Septage Hauler | 5483F |
| Clean Delaware | — | — | Septage Hauler | 5653F |
| Clean Delaware | — | — | Septage Hauler | 5956F |
| Clean Delaware | — | — | Septage Hauler | 6044F |
| Clean Delaware | — | — | Septage Hauler | 6106F |
| Clean Delaware | — | — | Septage Hauler | 6107F |
| Clean Delaware | — | — | Septage Hauler | 6108F |
| Clean Delaware | — | — | Installer | 6110E1 |
| Clean Delaware | — | — | Septage Hauler | 6114F |
| Clean Delaware | — | — | Septage Hauler | 6233F |
| Clean Delaware | — | — | Septage Hauler | 6273F |
| Clean Delaware Llc | — | — | Septage Hauler | 6265F |
| Clean Delaware Llc | — | — | Septage Hauler | 6306F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6312F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6369F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6372F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6331F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6337F |
| Clean Delaware, Inc | — | — | Septage Hauler | 6378F |
| Clyde Quigley & Son | — | — | Installer | 2278E3 |
| Clyde Quigley & Son | — | — | Installer | 6284E1 |
| Complete Site Solutions Llc | — | — | Septage Hauler | 6140F |
| Country Living Mobile Court Inc | — | — | Septage Hauler | 4394F |
| Country Living Mobile Court Inc | — | — | Installer | 4397E3 |
| Country Living Mobile Court Inc | — | — | Septage Hauler | 4405F |
| Country Living Mobile Court Inc | — | — | Installer | 4394E3 |
| Country Living Mobile Court Inc | — | — | Septage Hauler | 4397F |
| Country Living Mobile Court Inc | — | — | Installer | 4405E3 |
| Countryside Excavation | — | — | Installer | 4128E3 |
| Countryside Excavation | — | — | Installer | 4694E3 |
| Coxs Electric & Septic Systems | — | — | Installer | 4065E3 |
| Curtis E Littleton & Sons | — | — | Installer | 2193E3 |
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