| Business | Phone |
| Mc Kenney Investigations Po Box 10866, South Lake Tahoe 96158 | (530) 416-2740 |
| Gustafson Investigations South Lake Tahoe 96150 | (530) 577-0146 |
| Kenneth Dunn Investigations South Lake Tahoe 96150 | (530) 544-5630 |
| Warren Kessler Private Invstgr South Lake Tahoe 96150 | (530) 544-3308 |