| Business | Phone |
| Eastern Refrigeration Co 800 Umbra St, Baltimore 21224 | (410) 633-8514 |
| Ability Air Conditioning 1107 Middle River Rd # 22, Baltimore 21220 | (410) 918-2500 |
| Arbutus Refrigeration Inc 3635 Benson Ave, Baltimore 21227 | (410) 525-3100 |
| Arrow Refrigeration-Balto Inc 12 Weyburn Ct, Baltimore 21237 | (410) 866-5677 |
| Southwind Refrigeration Co 16 Thomas Ave, Baltimore 21225 | (410) 789-1925 |
| United Refrigeration Inc 1010 Russell St, Baltimore 21230 | (410) 347-9800 |
| Industrial Refrigeration Svc 8917 Philadelphia Rd, Baltimore 21237 | (410) 686-8900 |
| York International Corp 9104 Yellow Brick Rd, Baltimore 21237 | (410) 574-0400 |