Integrity Investigation Services was incorporated by a former police officer who has vast experience in the work of surveillance, intelligence gathering and criminal investigation during his service with the Singapore Police Force.

Our elite team of private investigators are of high degree of integrity and discipline. Their backgrounds are vetted and they undergo intensive in-house and on-the-job trainings to ensure that all investigations are conducted professionally with high degree of integrity.

We only utilize the latest sophisticated surveillance equipments available so as to provide our clients with quality evidence. We will work towards the objectives and within the guidelines set by our clients and acquired all information as requested.


We are base in Singapore but is well equipped to conduct investigation globally specializing in the ASEAN region. Our experienced investigators have performed assignments in various countries.

Apart from male investigators, Integrity Investigation Services have well trained female investigators to suit the demand of certain assignments.
Integrity Investigation Services will seek to remain competitive in terms of providing fast yet good quality service to our clients.

Safeguarding your confidentiality and information is our utmost priority.