| Business | Phone |
| Maryland Auction Group 2200 York Rd, Lutherville 21093 | (410) 252-1225 |
| Professional Auction Svc Inc 2200 York Rd, Lutherville 21093 | (410) 252-9816 |
| Richard Opfer Auctioneering 1919 Greenspring Dr, Lutherville 21093 | (410) 252-5035 |
| Levinson Auctioneers Ltd 144 Greenmeadow Dr, Lutherville 21093 | (410) 252-6797 |