Ace Private Investigators Pte Ltd (API) is a boutique Private Investigator Firm licensed by the PLRD (Police Licensing & Regulatory Department) of Singapore. API was set up by licensed investigators with more than 19 years of experience with proven track records. API believes the truth is always out there and it is our mission to uncover the truth for our clients. At the same time your privacy matters to us. Our Specialised Services: - Adultery / Infidelity / Matrimonial Investigations - Commercial Related Investigations - Child Custody Investigations"