Hire Private Investigator: Before your hire a private investigator / sometimes known as private detectives why not call Wilsons for a totally FREE consultation without obligation . Wilsons Consultancy Investigations has been established for 63 years and has an international network of offices in Africa, Asia and Europe.  If you have a delicate problem that you need resolved discreetly you had better call Wilsons.  No other detective agency has the breadth and depth of experience that Wilsons Investigations & Surveillance has.  All our work comes with a guarantee of client satisfaction