| Business | Phone |
| Potomac Property Management 400 Symphony Cir, Cockysvl Hnt Vly 21030 | (410) 771-9890 |
| 599 Inc 334 Cranbrook Rd, Cockysvl Hnt Vly 21030 | (410) 666-7000 |
| American Property Management 120 Cockeysville Rd, Cockysvl Hnt Vly 21030 | (410) 771-0600 |
| Colliers Pinkard Management 11311 Mccormick Rd # 180, Cockysvl Hnt Vly 21031 | (410) 771-7703 |
| Executive Plaza Assoc 11350 Mccormick Ep 3 Rd, Cockysvl Hnt Vly 21031 | (410) 785-7770 |
| Flynn Co Cockysvl Hnt Vly 21030 | (410) 771-1017 |
| La Salle Partners Cockysvl Hnt Vly 21030 | (410) 527-1620 |
| Sterling York Bldg 10150 York Rd, Cockysvl Hnt Vly 21030 | (410) 683-2477 |
| Warren Place Apartments 10535 York Rd, Cockysvl Hnt Vly 21030 | (410) 666-1030 |