| Chavis Enterprises LLC | Jarrettsville | 26 | Septic Tanks & Systems | (410) 557-2455 | 0.0 |
| Chesapeake Bay Septic Tank LLC | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-8100 | 0.0 |
| Earl E Preston Jr Inc | Jarrettsville | 19 | Septic Tank & System Cleaning | (410) 557-8100 | 0.0 |
| Hilltop Sanitation Services Inc | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-4491 | 0.0 |
| Jerry Preston Hauling Inc | Jarrettsville | 53 | Dump Truck Service | (410) 557-6969 | 0.0 |
| Chesapeak Shredding LLC | Forest Hill | 5 | Paper-Shredded | (410) 322-8700 | 4.3 |
| CNR Roll-Off Services Inc | Forest Hill | 1 | Roll-off dumpsters | (410) 836-0975 | 4.3 |
| Maryland Septic Services Inc | Forest Hill | 3 | Excavation Contractors | (443) 640-6011 | 4.3 |
| Maryland Waste Solutions LLC | Forest Hill | 1 | Waste collection | (410) 888-7274 | 4.3 |
| Robyns Septic LLC | Forest Hill | 2 | Septic Tank & System Cleaning | (410) 838-9845 | 4.3 |
| Smash MY Trash Baltimore | Forest Hill | 1 | Waste collection | (443) 643-8530 | 4.3 |
| Wee Haul Junk | Forest Hill | 4 | Recycling Centers | (855) 866-4285 | 4.3 |
| B E Miller & Son Septic Services | Street | 2 | Septic and portable sanitation | (410) 452-5668 | 6.0 |
| B&B Septic Service | Street | 1 | Septic and portable sanitation | (443) 807-0435 | 6.0 |
| Baynes Dumpster Rentals | Street | 1 | Roll-off dumpsters | (443) 686-0750 | 6.0 |
| Harford Trash Services Inc | Street | 3 | Waste collection | (443) 243-0239 | 6.0 |
| L G Almony and Sons Inc | Street | 4 | Trucking-Heavy Hauling | (410) 692-5521 | 6.0 |
| Moxley's Welding and Machine Service Inc | Street | 3 | Welding Equipment & Supply | (410) 879-2400 | 6.0 |
| Trash Panda Dumpsters LLC | Street | 3 | Garbage Collection | (443) 960-2108 | 6.0 |
| Alexanders Refuse Inc | White Hall | 3 | Waste collection | (443) 244-2418 | 6.2 |
| Bryans Trash Removal | White Hall | 2 | Waste collection | (410) 357-5419 | 6.2 |
| Clipper City Containers | White Hall | 2 | Roll-off dumpsters | (443) 900-7726 | 6.2 |
| LP3 Refuse Removal LLC | Whitehall | 6 | Waste collection | (443) 756-4518 | 6.2 |
| Superior Septic Services LLC | White Hall | 1 | Septic and portable sanitation | (443) 921-6171 | 6.2 |
| Environmental Recycling Services Inc | Fallston | 3 | Recycling | (410) 877-1520 | 6.3 |
| Grassworks Inc | Fallston | 3 | Computer Software & Services | (410) 808-8617 | 6.3 |
| Humpty Dumpsters Inc | Fallston | 10 | Garbage Collection | (410) 879-5589 | 6.3 |
| Harris Septic Systems | Monkton | 3 | Septic Tanks & Systems | (410) 472-4613 | 6.9 |
| Baltimore Remote Demolition LLC | Baldwin | 2 | Demolition debris | (410) 207-2304 | 7.4 |
| Bayside Sanitation LLC | Bel Air | 1 | Waste collection | (410) 322-7477 | 8.1 |
| Chavis Demolition & Hauling Servs Inc | Bel Air | 1 | Demolition debris | (410) 808-6545 | 8.1 |
| Dog Gone Junk of Maryland | Bel Air | 2 | Junk removal | (866) 242-5865 | 8.1 |
| Dwayne C Jones Contracting Inc | Belair | 3 | Septic Tank & System Cleaning | (410) 836-9206 | 8.1 |
| Harford Sanitation Services Inc | Bel Air | 46 | Garbage Collection | (410) 838-5472 | 8.1 |
| Williamsons Sewage Disposal Service | Phoenix | 1 | Septic Tank & System Cleaning | (410) 472-2577 | 9.8 |
| Melbers Trash Removal Inc | Fork | 2 | Waste collection | (410) 592-9279 | 10.0 |
| Bumble Junk II | Bel Air | 3 | Rubbish Removal | (888) 286-2535 | 10.1 |
| J R L Inc | Bel Air | 5 | — | (410) 963-3543 | 10.1 |
| Jeff Loeser Services Inc | Bel Air | 3 | — | (410) 688-4518 | 10.1 |
| Stillwater Construction Company Inc | Bel Air | 5 | General Contractors | (410) 638-2900 | 10.1 |
| Bumble Bins | Whiteford | 2 | Garbage Collection | (410) 459-7777 | 10.4 |
| Grooms Septic Service Inc | Parkton | 2 | Septic Tank & System Cleaning | (410) 472-2723 | 11.6 |
| Maryland Portable Restrooms | Glen Arm | 8 | Septic and portable sanitation | (410) 665-7922 | 11.7 |
| Jr's Hauling & Roll-Off Service LLC | Kingsville | 3 | Local Trucking Service | (443) 286-3284 | 12.0 |
| Maryland Concrete Inc | Maryland Line | 4 | Concrete Products | (443) 491-3598 | 12.1 |
| Robyn's Septic | Upper Falls | 2 | Real Estate Inspection Service | (410) 818-0088 | 12.9 |
| K-Tian Septic Co | Darlington | 1 | Septic and portable sanitation | (410) 746-1228 | 13.0 |
| Alleycat Trash Removal | Joppa | 5 | Waste collection | (443) 813-8877 | 13.2 |
| Auston Contracting Inc | Joppa | 6 | Waste Recycling & Disposal Service & Equipment | (410) 671-6133 | 13.2 |
| Junk King Bel Air | Joppa | 3 | Plate & Window Glass Repair & Replacement | (410) 753-8660 | 13.2 |
| Kahl's Bulk Pick Up Service LLC | Joppa | 2 | — | (443) 854-9035 | 13.2 |
| Kevin's Junk & Trash Removal Co | Joppa | 12 | Waste collection | (410) 949-0093 | 13.2 |
| Rent a Can Roll Off Service | Joppa | 1 | Garbage Collection | (410) 679-1739 | 13.2 |
| Geo Technology Associates Inc | Abingdon | 10 | Research & Development Labs | (410) 515-9446 | 13.5 |
| PREMIER1 HAULING&JUNK Removal | Abingdon | 4 | Junk removal | (410) 858-6638 | 13.5 |
| R & S Rolloff Inc | Abingdon | 1 | Roll-off dumpsters | (410) 515-0552 | 13.5 |
| Camie Hauling & Delivery LLC | Cockeysville | 1 | — | (443) 797-4229 | 13.9 |
| Gerbers Inc | Cockeysville | 12 | Garbage Collection | (410) 771-1321 | 13.9 |
| Valor Waste Solutions | Cockeysville | 4 | Waste collection | (443) 610-3373 | 13.9 |
| Walsh Septic Service | Huntvalley | 2 | Septic Tank & System Cleaning | (410) 374-4511 | 13.9 |
| Blevins Septic Service | Freeland | 3 | Septic Tank & System Cleaning | (410) 343-1515 | 14.4 |
| Murphys Dumpster Services | Freeland | 2 | Roll-off dumpsters | (443) 823-9187 | 14.4 |
| Wade R Blevins | Freeland | 1 | — | (443) 677-6113 | 14.4 |
| Hartleys Trash Management Inc | Perry Hall | 2 | Waste collection | (410) 665-7474 | 14.6 |
| Northern Junk Removal & Hauling | Perry Hall | 2 | Surplus & Salvage Merchandise | (443) 987-5147 | 14.6 |
| TQ Junk Removal | Perry Hall | 1 | Junk removal | (443) 823-9414 | 14.6 |
