| Investigators of America |
Oregon Investigators and Experts
| Care Private Investigations | P.O. Box 899 | Roseburg | OR | 97470 | 541-863-4462 | cook@pioneer-net.com |
| Decision Resource | P.O. 601 | Gresham | OR | 97030 | 503-491-0911 | c7944@aol.com |
| DMPI | 2021 SE 67th Avenue | Hillsboro | OR | 97123 | 503-539-7713 | dan@dm-pi.com |
| Free Lance Investigations | P.O. 1948 | Hillsboro | OR | 97123 | 503-547-8444 | barbara@ladypi.com |
| Lex Resource Management | P.O. Box 145 | Hillsboro | OR | 97123 | 877-886-0979 | lexrm@consultant.com |
| Missing, Inc. | P.O. 1002 | Lake Oswego | OR | 97034 | 503-227-5057 | missinginc@msn.com |
| Radmer Investigations | P.O. Box 2473 | Clackamas | OR | 97015 | 503-558-9422 | Rradmer@oregoninvestigators.com |
| Timothy J. Martinez | P.O. Box 2289 | White City | OR | 97503 | 541-538-9430 | timpi4u@aol.com |
| Keith A. Weeks, Legal Investigator | 522 SW Fifth Avenue, Suite 1240 | Portland | OR | 97204 | 503-226-8599 | kweeks@legal-investigations.com |