| Bayside Sanitation LLC | Bel Air | 1 | Waste collection | (410) 322-7477 | 0.0 |
| Chavis Demolition & Hauling Servs Inc | Bel Air | 1 | Demolition debris | (410) 808-6545 | 0.0 |
| Dog Gone Junk of Maryland | Bel Air | 2 | Junk removal | (866) 242-5865 | 0.0 |
| Dwayne C Jones Contracting Inc | Belair | 3 | Septic Tank & System Cleaning | (410) 836-9206 | 0.0 |
| Harford Sanitation Services Inc | Bel Air | 46 | Garbage Collection | (410) 838-5472 | 0.0 |
| Bumble Junk II | Bel Air | 3 | Rubbish Removal | (888) 286-2535 | 3.0 |
| J R L Inc | Bel Air | 5 | — | (410) 963-3543 | 3.0 |
| Jeff Loeser Services Inc | Bel Air | 3 | — | (410) 688-4518 | 3.0 |
| Stillwater Construction Company Inc | Bel Air | 5 | General Contractors | (410) 638-2900 | 3.0 |
| Chesapeak Shredding LLC | Forest Hill | 5 | Paper-Shredded | (410) 322-8700 | 4.1 |
| CNR Roll-Off Services Inc | Forest Hill | 1 | Roll-off dumpsters | (410) 836-0975 | 4.1 |
| Maryland Septic Services Inc | Forest Hill | 3 | Excavation Contractors | (443) 640-6011 | 4.1 |
| Maryland Waste Solutions LLC | Forest Hill | 1 | Waste collection | (410) 888-7274 | 4.1 |
| Robyns Septic LLC | Forest Hill | 2 | Septic Tank & System Cleaning | (410) 838-9845 | 4.1 |
| Smash MY Trash Baltimore | Forest Hill | 1 | Waste collection | (443) 643-8530 | 4.1 |
| Wee Haul Junk | Forest Hill | 4 | Recycling Centers | (855) 866-4285 | 4.1 |
| Environmental Recycling Services Inc | Fallston | 3 | Recycling | (410) 877-1520 | 4.6 |
| Grassworks Inc | Fallston | 3 | Computer Software & Services | (410) 808-8617 | 4.6 |
| Humpty Dumpsters Inc | Fallston | 10 | Garbage Collection | (410) 879-5589 | 4.6 |
| Geo Technology Associates Inc | Abingdon | 10 | Research & Development Labs | (410) 515-9446 | 5.5 |
| PREMIER1 HAULING&JUNK Removal | Abingdon | 4 | Junk removal | (410) 858-6638 | 5.5 |
| R & S Rolloff Inc | Abingdon | 1 | Roll-off dumpsters | (410) 515-0552 | 5.5 |
| Alleycat Trash Removal | Joppa | 5 | Waste collection | (443) 813-8877 | 6.3 |
| Auston Contracting Inc | Joppa | 6 | Waste Recycling & Disposal Service & Equipment | (410) 671-6133 | 6.3 |
| Junk King Bel Air | Joppa | 3 | Plate & Window Glass Repair & Replacement | (410) 753-8660 | 6.3 |
| Kahl's Bulk Pick Up Service LLC | Joppa | 2 | — | (443) 854-9035 | 6.3 |
| Kevin's Junk & Trash Removal Co | Joppa | 12 | Waste collection | (410) 949-0093 | 6.3 |
| Rent a Can Roll Off Service | Joppa | 1 | Garbage Collection | (410) 679-1739 | 6.3 |
| Melbers Trash Removal Inc | Fork | 2 | Waste collection | (410) 592-9279 | 7.0 |
| Jr's Hauling & Roll-Off Service LLC | Kingsville | 3 | Local Trucking Service | (443) 286-3284 | 7.0 |
| Robyn's Septic | Upper Falls | 2 | Real Estate Inspection Service | (410) 818-0088 | 7.2 |
| Bayside Rolloff Service LLC | Belcamp | 3 | Roll-off dumpsters | (410) 575-6252 | 7.4 |
| Baltimore Remote Demolition LLC | Baldwin | 2 | Demolition debris | (410) 207-2304 | 7.6 |
| Baltimore Bulk Trash | Edgewood | 3 | Waste collection | (410) 391-8045 | 8.1 |
| BBT Dumpster Rental Inc | Edgewood | 5 | Trash Hauling | (443) 677-6983 | 8.1 |
| Harford County Moving and Hauling | Edgewoo | 14 | — | (443) 371-6312 | 8.1 |
| B E Miller & Son Septic Services | Street | 2 | Septic and portable sanitation | (410) 452-5668 | 8.1 |
| B&B Septic Service | Street | 1 | Septic and portable sanitation | (443) 807-0435 | 8.1 |
| Baynes Dumpster Rentals | Street | 1 | Roll-off dumpsters | (443) 686-0750 | 8.1 |
| Harford Trash Services Inc | Street | 3 | Waste collection | (443) 243-0239 | 8.1 |
| L G Almony and Sons Inc | Street | 4 | Trucking-Heavy Hauling | (410) 692-5521 | 8.1 |
| Moxley's Welding and Machine Service Inc | Street | 3 | Welding Equipment & Supply | (410) 879-2400 | 8.1 |
| Trash Panda Dumpsters LLC | Street | 3 | Garbage Collection | (443) 960-2108 | 8.1 |
| A1 Hauling & Rolloff Inc | Aberdeen | 1 | Garbage Collection | (410) 893-5171 | 8.1 |
| American Septic & Backhoe | Aberdeen | 1 | Garbage Collection | (410) 836-2588 | 8.1 |
| C&D Services LLC | Aberdeen | 5 | Septic and portable sanitation | (410) 893-7080 | 8.1 |
| Cullum's Towing Service and Salvage | Aberdeen | 4 | — | (410) 272-1240 | 8.1 |
| Eds Demolition & Hauling Service | Aberdeen | 1 | Demolition debris | (443) 831-8556 | 8.1 |
| Freestate Waste Management LLC | Aberdeen | 2 | Waste collection | (443) 807-8051 | 8.1 |
| Hickory Sanitation Services Inc | Aberdeen | 4 | Bacteria Control Systems | (410) 273-1300 | 8.1 |
| John's Septic Service Inc | Aberdeen | 3 | Septic Tank & System Cleaning | (410) 272-2317 | 8.1 |
| Kennys Cans LLC | Aberdeen | 2 | Containers | (443) 567-3866 | 8.1 |
| Paradise Transport & Hauling LLC | Aberdeen | 2 | — | (443) 827-0988 | 8.1 |
| Take a Dumpster LLC | Aberdeen | 1 | Garbage Collection | (410) 272-0988 | 8.1 |
| Chavis Enterprises LLC | Jarrettsville | 26 | Septic Tanks & Systems | (410) 557-2455 | 8.1 |
| Chesapeake Bay Septic Tank LLC | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-8100 | 8.1 |
| Earl E Preston Jr Inc | Jarrettsville | 19 | Septic Tank & System Cleaning | (410) 557-8100 | 8.1 |
| Hilltop Sanitation Services Inc | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-4491 | 8.1 |
| Jerry Preston Hauling Inc | Jarrettsville | 53 | Dump Truck Service | (410) 557-6969 | 8.1 |
| Maryland Portable Restrooms | Glen Arm | 8 | Septic and portable sanitation | (410) 665-7922 | 10.1 |
| Hartleys Trash Management Inc | Perry Hall | 2 | Waste collection | (410) 665-7474 | 10.4 |
| Northern Junk Removal & Hauling | Perry Hall | 2 | Surplus & Salvage Merchandise | (443) 987-5147 | 10.4 |
| TQ Junk Removal | Perry Hall | 1 | Junk removal | (443) 823-9414 | 10.4 |
| 86 Dumpster | White Marsh | 3 | Roll-off dumpsters | (443) 900-1035 | 10.4 |
| Bobbys Pottys | White Marsh | 16 | Septic Tank & System Cleaning | (410) 679-0170 | 10.4 |
| Days Cove Reclamation Company | White Marsh | 3 | — | (410) 335-3778 | 10.4 |
| Isi Demolition | White Marsh | 107 | Demolition debris | (410) 335-0381 | 10.4 |
| Langs Septic Service Inc | White Marsh | 3 | Septic and portable sanitation | (410) 679-2662 | 10.4 |
| Midwigs Kleen a Lot Inc | White Marsh | 10 | Sweeping Service-Power | (410) 335-6233 | 10.4 |
| Shelz Sanitation | White Marsh | 9 | Waste collection | (410) 292-6829 | 10.4 |
| K-Tian Septic Co | Darlington | 1 | Septic and portable sanitation | (410) 746-1228 | 10.4 |
| Always Recycling LLC | Harve de Grace | 1 | Recycling Centers | (410) 939-9201 | 11.1 |
| Bratton Contracting LLC | Havre de Grace | 2 | Garbage Collection | (410) 734-7637 | 11.1 |
| General Recycling | Havre de Grace | 1 | Recycling | (410) 272-3547 | 11.1 |
| Halls Septic Services Inc | Havre de Grace | 7 | Inspection Service | (410) 838-0046 | 11.1 |
| LCJ Services LLC | Havre de Grace | 3 | — | (443) 807-0865 | 11.1 |
| Maryland Portable Concrete Inc | Havre de Grace | 65 | Concrete Products | (410) 272-1940 | 11.1 |
| Bumble Bins | Whiteford | 2 | Garbage Collection | (410) 459-7777 | 12.1 |
| Williamsons Sewage Disposal Service | Phoenix | 1 | Septic Tank & System Cleaning | (410) 472-2577 | 12.1 |
| Gas Q LLC | Baltimore | 1 | Trash Hauling | (443) 250-5667 | 12.5 |
| Gas-Q Logistics LLC | Baltimore | 50 | Trash Hauling | (443) 250-5667 | 12.5 |
| Harris Septic Systems | Monkton | 3 | Septic Tanks & Systems | (410) 472-4613 | 12.5 |
| Benjer Inc | Middle River | 10 | — | (410) 335-2267 | 13.4 |
| Ernie's Trash Removal | Baltimore | 1 | Waste collection | (410) 335-7842 | 13.4 |
| Eurice Refuse Removal | Baltimore | 3 | Waste collection | (410) 977-5370 | 13.4 |
| Eurice Trash Removal LLC | Baltimore | 3 | Waste collection | (410) 335-6983 | 13.4 |
| J & S Junk Removal and Hauling | Middle River | 2 | Junk removal | (443) 559-2788 | 13.4 |
| J and D Construction Services | Middle River | 5 | — | (443) 799-5290 | 13.4 |
| J E Myers Inc | Baltimore | 12 | — | (410) 335-6376 | 13.4 |
| L J C Trash Services Inc | Baltimore | 2 | Waste collection | (410) 294-2625 | 13.4 |
| Luis a Perez | Middle River | 1 | — | (443) 740-5633 | 13.4 |
| Mac Dumpsters LLC | Middle River | 1 | Roll-off dumpsters | (410) 846-0199 | 13.4 |
| Portable Restroom Solutions LLC | Middle River | 10 | Septic and portable sanitation | (410) 804-1274 | 13.4 |
| Premier Roll Off | Baltimore | 1 | Rubbish & Garbage Removal & Containers | (443) 992-0836 | 13.4 |
| Premire Rolloff | Middle River | 1 | Rubbish & Garbage Removal & Containers | (443) 992-0836 | 13.4 |
| Pulski Roll-Off Services | Baltimore | 4 | Garbage Collection | (410) 391-3311 | 13.4 |
| RPS Recycling & Junk Removal | Middle River | 2 | Garbage Collection | (410) 999-4827 | 13.4 |
| WBT Rolloff Service | Baltimore | 5 | Roll-off dumpsters | (410) 961-4301 | 13.4 |
| Bin There Dump That of Greater Baltimore | Baltimore | 5 | Computer Software & Services | (410) 882-2838 | 13.7 |
| Clay Stambaugh Refuse Service Inc | Baltimore | 8 | Garbage Collection | (410) 661-7921 | 13.7 |
| Demolition Man Contracting LLC | Parkville | 3 | Demolition Contractors | (443) 680-1770 | 13.7 |
| Mitchell Empire Hauling & Junk Removal | Parkville | 2 | Junk removal | (410) 900-6996 | 13.7 |
| Norman L Miller Septic Cleaners Inc | Baltimore | 1 | Septic Tanks & Systems | (410) 665-3638 | 13.7 |
| Alexanders Refuse Inc | White Hall | 3 | Waste collection | (443) 244-2418 | 14.2 |
| Bryans Trash Removal | White Hall | 2 | Waste collection | (410) 357-5419 | 14.2 |
| Clipper City Containers | White Hall | 2 | Roll-off dumpsters | (443) 900-7726 | 14.2 |
| LP3 Refuse Removal LLC | Whitehall | 6 | Waste collection | (443) 756-4518 | 14.2 |
| Superior Septic Services LLC | White Hall | 1 | Septic and portable sanitation | (443) 921-6171 | 14.2 |
