Three decades of protecting truth in Singapore.
Commercial Investigations (CPIS) LLP has operated since 1990, a licensed, full-time private investigation practice serving lawyers, corporations and private clients across the Asia-Pacific region.
Mr. Philip Tan, 12,000+ matters, courtroom-tested.
Philip has personally overseen more than 12,000 cases since CPIS commenced operations in 1990, and has given evidence in numerous trials in the Singapore High Courts and Singapore State Courts (formerly the Subordinate Courts).
Well known amongst Singapore lawyers and recognised for state-of-the-art knowledge of the industry, he has guided CPIS into one of the most rapidly growing and trusted professional investigation firms in Asia.
- Criminal Enforcement of IP Rights, IP Academy Singapore
- IP Enforcement Programme for IPOS Trade Mark Registry
"Evidence is only worth what it can prove in court. Everything we do is built around that single standard."
Licensed. Trained. Court-tested.
PRD-Licensed
Every investigator is certified under a Singapore Police Force (PRD)-approved course before joining a single operation.
Continuous Training
Surveillance, counter-surveillance, disguise, intelligence and pretext work, drilled, refreshed and upgraded constantly.
Court-Tested In More than 70 Cases
Our founder has given evidence in numerous trials in the Singapore High Courts and State Courts. Reports are built to withstand scrutiny.
What people assume vs. what the law requires.
Anyone can be a private investigator in Singapore.
By law, every PI must pass a PRD-approved course before being licensed.
Most PIs are part-timers earning side income.
CPIS investigators are full-time professionals operating under a licensed agency.
An agency can operate without regulatory oversight.
Every PI agency in Singapore requires an operating licence approved by the Singapore Police Force (PRD).
In Singapore, every private investigator must pass a PRD-approved course, and every PI agency must hold an operating licence approved by the Singapore Police Force (PRD).
Investigators trained in specific disciplines.
Cases are matched to investigators with the right specialisation, never assigned by availability alone.
