INPEX Masela, LTD.

PREQUALIFICATION ANNOUNCEMENT

INPEX Masela, LTD. (“COMPANY”), as the Production Sharing Contractor of the Masela Working Area hereby invites companies (“REGISTRANT”), with the relevant experiences and capabilities to participate in the prequalification phase (“PREQUALIFICATION”) of a Tender as described below:

Title : Cementing Equipment and Material Services

Reference : MAS/2026/0037

Qualification : Large Scale Business      

Business Classification : Other Services

Business Sub-Classification : Oil and Gas Mining Support Activities (Kode KBLI: 09100)

Local Content Requirement : Minimum 50%

Company Status :

- Domestic Investment Company

- Foreign Investment Company

- Consortium between Domestic Investment

- Company with Domestic Investment Company

- Consortium between Domestic Investment Company with Foreign Investment Company and/or Foreign Company

PMDN or PMA shall act as the Leadfirm of the Consortium

PREQUALIFICATION will be undertaken in full compliance with SKK Migas Working Guideline No. PTK-007/SKKIA0000/2023/S9 (Revision 05) Second Amendment, regarding Procurement of Goods/Services Implementation Guidelines and Procurement of Goods/Services Implementation Guidelines No. EDR-0254/SKKIH0000/2023/S0 Third Amendment.

BRIEF SCOPE OF WORKS:

Contractor shall provide cementing equipment and material services which includes the engineering design, planning, preparation, safe execution, pressure testing, installation, supervision, inspection, maintenance, and support services for preparation of procedures, programs, and post-job reports, including but not limited to:

• Provision of cement and spacer materials, including cementing and spacer design, mixing, and pumping operations.
• Provision of rental equipment, including offshore skid units (cement unit and batch mixer), bulk plant facilities with mini laboratory, casing/downhole tools, and water bushing & casing swedge.
• Provision of supplied equipment, including floating equipment (float shoe and float collar), centralizers, cement retainers, and wiper balls.
• Provision of offshore and onshore personnel to support operational activities.
• Provision of supporting services such as laboratory facilities and software for cement and spacer design in accordance with technical requirements.

PREQUALIFICATION REGISTRATION REQUIREMENT:

REGISTRANT shall formally register by submitting the documents below to COMPANY's procurement management ("PROCUREMENT MANAGEMENT") through e-mail to jkt.drltender@inpex.com:

1. A written letter requesting participation in the PREQUALIFICATION process, providing the email addresses and mobile numbers of two (2) designated contact person from the Registrant, who can be contacted regarding the PREQUALIFICATION process.

2. Copy of Certificate for Replacement of Administration Document (SPDA).

3. Evidence that the REGISTRANT holds the above-mentioned sub-sector classification in the form of a Business Identification Number (NIB), or a license demonstrating that the REGISTRANT possesses a business license in accordance with the KBLI as required above.

Other conditions will be specified in the PREQUALIFICATION Document.

PREQUALIFICATION SCHEDULE:

1. Registration of PREQUALIFICATION will be conducted within 3 July 2026 until 8 July 2026 at 15.00 WIB through the following e-mail address jkt.drltender@inpex.com.

2. PROCUREMENT MANAGEMENT will inform the evaluation result based on the submitted prequalification document collection requirement to REGISTRANT. Only REGISTRANT that fulfill all requirements above are eligible to take part in the next PREQUALIFICATION process.

PREQUALIFICATION Document will be sent by email together with the PREQUALIFICATION invitation only to REGISTRANT who fulfills all the registration requirements.

Failure to follow the above process and/or failure to submit the required documents as listed above may result in the respective REGISTRANT will not be invited to the subsequent PREQUALIFICATION/Tender phase.

Jakarta, 3 Juli 2026

PENGELOLA PENGADAAN / PROCUREMENT MANAGEMENT

INPEX MASELA, LTD.