| Business | Phone |
| Rwn Clearing 8170 Bobby Williams Pkwy, Covington 30014 | (770) 554-3318 |
| Allgood Grading 380 Harris Rockmore, Covington 30014 | (770) 786-1252 |
| Cleary Enterprises Inc 48 Highway 213, Covington 30014 | (770) 787-6695 |
| Eqk Grading 720 Parr Farm Rd, Covington 30016 | (770) 843-1929 |
| Malcom Grading 146 Stewart Church Rd A, Covington 30014 | (770) 786-2150 |
| Marc Burrow Grading 5156 Highway 212, Covington 30016 | (770) 527-3585 |
| Miller Grading Co Inc 10887 Old Atlanta Hwy, Covington 30014 | (770) 786-4458 |
| Newton County Public Works 65 Piper Rd, Covington 30014 | (770) 784-2097 |
| Sterling Concepts Grading Inc 422 Highway 81, Covington 30014 | (770) 786-9360 |