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  • Head Office: Unit 201 & 202, Cityland
    Pioneer Condo., 128 Pioneer St.,
    Mandaluyong City, Philippines.
  • Tel. #:(632) 571-6744; 687-1580
    Fax No. (632) 687-4876
    Email: witco_inspection@pldtdsl.net
  • Testing Facilities: Lot 20 Regalado
    Avenue, Greater Fairview,
    Quezon City, Philippines.
    Tel. #: (632) 417-5062; 418-0204