Private Detective Perth
24x7 Private Investigator Service
Licence ID number IA 22115



Ph: 08 9378 2335
Mob: 0417 901 354
Fax:08 9378 2335


251 Stirling Street, Perth WA 6000

PO Box 8081
Perth Business Centre WA 6000

Our Private Investigator Licence Number is 1A22115

Alpha Investigation Services provides professional private investigation services in surveillance, infidelity, internet scams, background checks, missing persons, sexual abuse, computer fraud and more.


Alpha Investigation Services conducts discreet surveillances for private, domestic and commercial businesses in Perth, nationally and internationally.

Surveillance is an important part of investigator services. Whether you are looking at catching out your partner or for business reasons, this can be done at all hours of a day or night. Photographic and video evidence including a full written report is included in the investigation and in strict confidence at all time.

Surveillance is also used in other cases such as Employee Compensation, Employee Stealing, Employee Fraud, Insurance Misuse or any other situations associated with work requirements.