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Michael Martin Karl Siwek

Licence
730646
Type
Individual
Based in
Mansfield QLD 4122

On the QBCC register

According to QBCC’s data published 5 Nov 2026.

Holds a supervisor or occupational licence only, so can’t sign a contract with you directly. They work for a licensed contractor.

No suspensions or cancellations recorded since 1 July 2026.

See this licence on QBCC

QBCC’s record for licence 730646

What this licence covers

Sheds, Carports and Garages

Nominee Supervisor

Supervisor or occupational licence, can’t contract with you directly

Structural Metal Fabrication and Erection

Nominee Supervisor

Supervisor or occupational licence, can’t contract with you directly

Licence record

  1. 5 Nov 2026

    Checked: on the register

    Sheds, Carports and Garages and Structural Metal Fabrication and Erection all listed.

  2. 1 July 2026

    Start of this record

    QBCC’s lists of suspensions and cancellations start each financial year. We keep a daily copy, so this record grows over time.

Questions about Michael Martin Karl Siwek

Is Michael Martin Karl Siwek licensed with QBCC?

Yes. Michael Martin Karl Siwek holds QBCC licence 730646, and it was on QBCC’s register published 5 Nov 2026. Check QBCC’s own record for licence 730646 to confirm today’s status before you sign or pay a deposit.

Source: Licence 730646 on QBCC’s register

What work is Michael Martin Karl Siwek licensed to do?

Michael Martin Karl Siwek holds 2 licence classes: Sheds, Carports and Garages and Structural Metal Fabrication and Erection. Sheds, Carports and Garages: For shed and carport builders. It covers metal sheds, carports and garages up to 100 square metres, and their slabs. Structural Metal Fabrication and Erection: For steel fabricators. It covers making and putting up structural and other metal parts of a building. Check that the class matches your job. Work outside these classes needs another licensed contractor.

Source: QBCC: Sheds, Carports and Garages licence

Can I sign a contract with Michael Martin Karl Siwek directly?

No. Michael Martin Karl Siwek holds a supervisor or occupational licence only. They can carry out or supervise work for a licensed contractor, but you can’t sign a contract with them directly.

Has Michael Martin Karl Siwek had a QBCC suspension or cancellation?

None recorded since 1 July 2026. We check QBCC’s suspension and cancellation files every day, and licence 730646 hasn’t appeared in them since our record began.

Where is Michael Martin Karl Siwek based?

QBCC’s register lists Michael Martin Karl Siwek in Mansfield QLD 4122. A QBCC licence covers work anywhere in Queensland, so they can take on jobs outside Mansfield.