Many years Of experience
makes us the best

Who We Are

Established in 1983, in London, UK WIS International is a private detective firm. We provide business intelligence, due diligence, private detective, competitive intelligence, trade protection and risk investigation. We hold offices in Portugal. Apart from that, we also undertake investigations in many countries.

Further, we also undertake assignments and case management in jurisdictions across the world with the assistance of our associates. We have access to many databases across the globe, as gathering intelligence information is our primary objective. We are a member of numerous professional organizations that follow “Codes of Ethics” which enables us to have best practice and compliance that affects the industry

Our clienteles are from all the areas including commercial, industrial, manufacturing, legal, banking & finance, insurance travel, service industry, and leisure. We undertake asset tracing in various jurisdiction all over the world.