PT Sorini Towa Berlian Corporindo
In order to maintain a safe, fair, and controlled working environment,
report the violation that conduct in PT. Sorini Towa Berlian Corporindo
by both internal and external parties.
How to Report
Report of allegation can be submitted using WBS Website or sending email with or without identity.
  1. Online reporting via website:
    • Click on "WITH IDENTITY" if you don't mind to include your identity.
    • Click on "WITHOUT IDENTITY" if you don't want to include your identity.

  2. Reporting by sending email:
    • Write the detail of allegations, and attach supporting evidences if any.
    • If you don't want to give complete identity, you should give at least email address/phone number so that we can communicate with you, including the delivery of Ticket ID that you can use to monitor your reporting status.
    • Send email to: with "WBS" as subject.
    • Ticket ID will be sent to your email address.

  3. Reporting by sending mail:
    • In a sealed envelope and marked Private & Confidential:
      Attention : Head of Compliance or Top Management of PT. STBC
      Address :
      Desa Cangkringmalang, Kec. Beji
      Kab. Pasuruan 67154, East Java - Indonesia
If you want to send allegation with identity, please click:
If you want to send allegation without identity, please click:

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