| K-Tian Septic Co | Darlington | 1 | Septic and portable sanitation | (410) 746-1228 | 0.0 |
| Bumble Bins | Whiteford | 2 | Garbage Collection | (410) 459-7777 | 6.0 |
| Always Recycling LLC | Harve de Grace | 1 | Recycling Centers | (410) 939-9201 | 6.8 |
| Bratton Contracting LLC | Havre de Grace | 2 | Garbage Collection | (410) 734-7637 | 6.8 |
| General Recycling | Havre de Grace | 1 | Recycling | (410) 272-3547 | 6.8 |
| Halls Septic Services Inc | Havre de Grace | 7 | Inspection Service | (410) 838-0046 | 6.8 |
| LCJ Services LLC | Havre de Grace | 3 | — | (443) 807-0865 | 6.8 |
| Maryland Portable Concrete Inc | Havre de Grace | 65 | Concrete Products | (410) 272-1940 | 6.8 |
| B E Miller & Son Septic Services | Street | 2 | Septic and portable sanitation | (410) 452-5668 | 7.4 |
| B&B Septic Service | Street | 1 | Septic and portable sanitation | (443) 807-0435 | 7.4 |
| Baynes Dumpster Rentals | Street | 1 | Roll-off dumpsters | (443) 686-0750 | 7.4 |
| Harford Trash Services Inc | Street | 3 | Waste collection | (443) 243-0239 | 7.4 |
| L G Almony and Sons Inc | Street | 4 | Trucking-Heavy Hauling | (410) 692-5521 | 7.4 |
| Moxley's Welding and Machine Service Inc | Street | 3 | Welding Equipment & Supply | (410) 879-2400 | 7.4 |
| Trash Panda Dumpsters LLC | Street | 3 | Garbage Collection | (443) 960-2108 | 7.4 |
| All County Trash LLC | Port Deposit | 2 | Garbage Collection | (800) 895-0228 | 7.9 |
| Boddy Trash Removal | Port Deposit | 1 | Waste collection | (410) 378-9225 | 7.9 |
| Kings Transportation and Recycling LLC | Port Deposit | 1 | Real Estate Management | (609) 496-6612 | 7.9 |
| Quality Septic Service | Port Deposit | 1 | Septic and portable sanitation | (410) 378-0700 | 7.9 |
| Rrls | Port Deposit | 2 | Business Coaches & Consultants | (202) 521-1493 | 7.9 |
| Bumble Junk II | Bel Air | 3 | Rubbish Removal | (888) 286-2535 | 8.1 |
| J R L Inc | Bel Air | 5 | — | (410) 963-3543 | 8.1 |
| Jeff Loeser Services Inc | Bel Air | 3 | — | (410) 688-4518 | 8.1 |
| Stillwater Construction Company Inc | Bel Air | 5 | General Contractors | (410) 638-2900 | 8.1 |
| A1 Hauling & Rolloff Inc | Aberdeen | 1 | Garbage Collection | (410) 893-5171 | 9.6 |
| American Septic & Backhoe | Aberdeen | 1 | Garbage Collection | (410) 836-2588 | 9.6 |
| C&D Services LLC | Aberdeen | 5 | Septic and portable sanitation | (410) 893-7080 | 9.6 |
| Cullum's Towing Service and Salvage | Aberdeen | 4 | — | (410) 272-1240 | 9.6 |
| Eds Demolition & Hauling Service | Aberdeen | 1 | Demolition debris | (443) 831-8556 | 9.6 |
| Freestate Waste Management LLC | Aberdeen | 2 | Waste collection | (443) 807-8051 | 9.6 |
| Hickory Sanitation Services Inc | Aberdeen | 4 | Bacteria Control Systems | (410) 273-1300 | 9.6 |
| John's Septic Service Inc | Aberdeen | 3 | Septic Tank & System Cleaning | (410) 272-2317 | 9.6 |
| Kennys Cans LLC | Aberdeen | 2 | Containers | (443) 567-3866 | 9.6 |
| Paradise Transport & Hauling LLC | Aberdeen | 2 | — | (443) 827-0988 | 9.6 |
| Take a Dumpster LLC | Aberdeen | 1 | Garbage Collection | (410) 272-0988 | 9.6 |
| Chesapeak Shredding LLC | Forest Hill | 5 | Paper-Shredded | (410) 322-8700 | 10.0 |
| CNR Roll-Off Services Inc | Forest Hill | 1 | Roll-off dumpsters | (410) 836-0975 | 10.0 |
| Maryland Septic Services Inc | Forest Hill | 3 | Excavation Contractors | (443) 640-6011 | 10.0 |
| Maryland Waste Solutions LLC | Forest Hill | 1 | Waste collection | (410) 888-7274 | 10.0 |
| Robyns Septic LLC | Forest Hill | 2 | Septic Tank & System Cleaning | (410) 838-9845 | 10.0 |
| Smash MY Trash Baltimore | Forest Hill | 1 | Waste collection | (443) 643-8530 | 10.0 |
| Wee Haul Junk | Forest Hill | 4 | Recycling Centers | (855) 866-4285 | 10.0 |
| JDX Construction LLC | Rising Sun | 5 | — | (443) 682-4335 | 10.2 |
| Bayside Sanitation LLC | Bel Air | 1 | Waste collection | (410) 322-7477 | 10.4 |
| Chavis Demolition & Hauling Servs Inc | Bel Air | 1 | Demolition debris | (410) 808-6545 | 10.4 |
| Dog Gone Junk of Maryland | Bel Air | 2 | Junk removal | (866) 242-5865 | 10.4 |
| Dwayne C Jones Contracting Inc | Belair | 3 | Septic Tank & System Cleaning | (410) 836-9206 | 10.4 |
| Harford Sanitation Services Inc | Bel Air | 46 | Garbage Collection | (410) 838-5472 | 10.4 |
| Bayside Rolloff Service LLC | Belcamp | 3 | Roll-off dumpsters | (410) 575-6252 | 12.1 |
| Geo Technology Associates Inc | Abingdon | 10 | Research & Development Labs | (410) 515-9446 | 12.9 |
| PREMIER1 HAULING&JUNK Removal | Abingdon | 4 | Junk removal | (410) 858-6638 | 12.9 |
| R & S Rolloff Inc | Abingdon | 1 | Roll-off dumpsters | (410) 515-0552 | 12.9 |
| Chavis Enterprises LLC | Jarrettsville | 26 | Septic Tanks & Systems | (410) 557-2455 | 13.0 |
| Chesapeake Bay Septic Tank LLC | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-8100 | 13.0 |
| Earl E Preston Jr Inc | Jarrettsville | 19 | Septic Tank & System Cleaning | (410) 557-8100 | 13.0 |
| Hilltop Sanitation Services Inc | Jarrettsville | 1 | Septic Tank & System Cleaning | (410) 557-4491 | 13.0 |
| Jerry Preston Hauling Inc | Jarrettsville | 53 | Dump Truck Service | (410) 557-6969 | 13.0 |
| Environmental Recycling Services Inc | Fallston | 3 | Recycling | (410) 877-1520 | 14.2 |
| Grassworks Inc | Fallston | 3 | Computer Software & Services | (410) 808-8617 | 14.2 |
| Humpty Dumpsters Inc | Fallston | 10 | Garbage Collection | (410) 879-5589 | 14.2 |
| Carl Sexton | Northeast | 1 | Septic and portable sanitation | (443) 907-6410 | 14.7 |
| Corron's Trash Removal | Northeast | 4 | Garbage Collection | (410) 287-4790 | 14.7 |
| Don Haffner Septic | North East | 1 | Septic and portable sanitation | (410) 642-2800 | 14.7 |
| Elite Trash Removal and Recycling Services LLC | North East | 1 | Recycling | (410) 441-8104 | 14.7 |
| Regal Restrooms LLC | North East | 2 | Mobile Home Parks | (410) 287-5277 | 14.7 |
| Rocken Roll Offs Inc | North East | 1 | Trucking | (410) 287-6443 | 14.7 |
| Troy Sanitation LLC | North East | 2 | Waste collection | (443) 907-0605 | 14.7 |
