| Business | Phone |
| William Atterberry & Assoc Po Box 6438, Moore 73153 | (405) 842-2797 |
| Strategic Investigations Group 2119 N Eastern Ave, Moore 73160 | (405) 799-4709 |
| Schwartz Investigations 2119 N Eastern Ave, Moore 73160 | (405) 793-1175 |
| Masterworks Investigations Moore 73160 | (405) 790-0540 |