| Business | Phone |
| Bonhams & Butterfields 464 Old Newport Blvd, Newport Beach 92663 | (949) 646-6560 |
| Hrc Auction Marketing 3300 Irvine Ave, Newport Beach 92660 | (949) 719-1711 |
| Ritchie Bros Auctioneers 1100 Pembroke Ln, Newport Beach 92660 | (949) 645-5996 |
| Ostrin & Ostrin Co 4101 Birch St # 150, Newport Beach 92660 | (949) 261-6169 |
| National Auction Properties 3900 Birch St, Newport Beach 92660 | (949) 975-0740 |