F.D.D.E.
Foreningen Danske Detektiver & Erhvervs-efterforskere

P.E.F.
Private Etterforskeres Forening
Oslo, Norge

Scan P.I.
Scandinavian Private investigators association

I.W.W.A.
Investigations Worldwide Association

Euro Detectives
European Council of detectives
Paris, Frankrig

British Agents group
London, England

International association of worldwide detectives

Private Eye International, Los Angeles, Californien

W.S.O.
World Security Organisation.
New York, London og Moskva