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Company Directory

Company Information



Country: Philippines
State: Metro Manila
Date of Establishment: 1966
Address: 2/F Cityland Building, 128 Pioneer St., Mandaluyong City, Mandaluyong City, Metro Manila, Philippines
Phone: 634 7571,634 7573
Fax: 634 7569
Website: www.truthverifier.com

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Profile:
     TVSI was founded in May 1966 as the first company to provide Lie Detector Test services in the Philippines. It was a business partnership between CWO Chandler F. Williams, Capt. Conrado G. Dumlao and Dr. Alcyone Thor Reyes. In 1973, the company was incorporated, and in 1985 it opened its US office.
Now, in continues to service the goverment and the private sector as well as individuals, local and foreign in detective and investigate expertise in:
Lie Detector
Surveillance/Undercover
Forgery Detection
Hotline Tip System
Process Serving
Background Investigation
Record Verification
Fingerprint Analysis
Lifestyle Check
Locating Person/Property
Fraud Investigation
Seminars/Products
Contact Person: Melvin Royo
Employees: 26-50
Update Time: 2020-09-18