CNOOC Uganda Limited (CNOOC), a subsidiary of China National Offshore Oil Corporation, is an oil and gas exploration and production company, and Operator of the Kingfisher Development Area located in Holma and Kikwube Districts.

REQUEST FOR EXPRESSION OF INTEREST FOR PROVISION OF THIRD-PARTY AUDIT OF CEMENTING OPERATIONS (RFP-CUL-LD-00846)

CNOOC Uganda Ltd invites Expression of Interest (EOI) from professional competent Companies for Provision of Third-Party Audit of Cementing Operations.

The objective of the audit is to evaluate cementing operations for the drilled wells in the Kingfisher (KF) Oilfield, identify gaps, and propose technical and managerial improvement measures.

Requirements for the Third-Party Audit include:

• Conduct independent verification of well integrity and zonal isolation across the wells.

• Conduct detailed assessment of cementing design, execution, and post-job performance for drilled KF wells.

• Provide actionable recommendations for technical and managerial improvement.

• Perform validation of cementing performance using appropriate diagnostic data and methodologies.

• Ensure safe and efficient cementing operations for future wells.

• Produce results that will serve as key technical references for field operations.

• Ensure identification of operational gaps and associated risks, with clear recommendations for improvement.

Auditing shall comply with the standards listed under the Scope of Work, including ISO 9001, ISO 14001, ISO 45001, API TR 10171-2008, and COSL SOP/SOP requirement.

Interested bidders shall submit, via the Company COIBID system, documentation meeting the minimum requirements outlined below. Note: Additional supporting or miscellaneous information may be provided as necessary.

Minimum Requirements:

• Evidence of valid registration on the National Supplier Database (NSD) maintained by the Petroleum Authority of Uganda for service providers in the Oil & Gas sector.

• Certificate of incorporation/Registration

• Articles and Memorandum of Association

• Beneficial ownership forms from URSB

• Tax registration Certificate

• Current & Valid Tax Clearance Certificate

• Current & Valid NSSF clearance certificates

• Where Joint Ventures are applicable, the parties shall submit Joint Venture agreements approved by PAU especially between Ugandan and Non-Ugandan Companies

• EOIs from suitable partnerships and consortiums/ventures for the provision of the required services and/or equipment are encouraged. Preference shall be given to suitably qualified in-country registered entities demonstrating commitment to statutory National Content requirements for oil and gas operations.

• Companies bidding in partnerships/consortiums/Joint Ventures shall submit consortium/training agreements showing their partnership arrangements and the leading party with the percentages.

• Experience of QHSE policy, procedure and process in compliance with the Ugandan petroleum regulations, the IFC Performance Standards and the international industry standards.

• Evidence of experience, resources and operational capacity to provide the scope of services, products and/or equipment.

• Performance and/or provision of similar services, products and/or equipment in Uganda, East Africa or international.

• Financial capacity to undertake the eventual contract.

• Compliance with the Local and National Content statutory laws and regulations of the Government of Uganda.

• Possession of relevant certification/licensing from the regulator as well as other national and international bodies.

• Possession of relevant certification/licensing from national and international bodies.

• Bidders should strictly comply with Regulation 9 (Priority of Uganda goods and services during procurement) and Regulation 10 (Contracts for goods and services to be exclusively provided by Ugandan citizens and companies) of THE PETROLEUM EXPLORATION, DEVELOPMENT AND PRODUCTION (NATIONAL CONTENT) REGULATIONS, 2016. Any non-compliance may lead to direct disqualification and bidders should solely bear all the risks and consequences caused by the non-compliance.

• Parent company and its subsidiary are not allowed to participate in the bidding for the same lot (section) of a tender, or a tender not splitting into lots (sections). Otherwise, both the parent company and its subsidiary’s bidding proposals shall be treated as null and void.

The minimum requirements shall be submitted through the Company COIBID system as follows:

1. First create an account in the system by logging into https://www.cobid.com and follow instructions to create an account as Supplier.

2. Note: Instructions to create supplier account can be downloaded from https://cloud.cnoocuganda.com/sls/LMP/MAT/TOX/RJ/

3. Once your account is ready from step-1 above, login into the system to access the published tenders by downloading and uploading PO documents not later than May 20th, 2026 by 10:00am (CAT).

4. Only bidders who successfully and timely submit PO documents into the system shall be considered for PQ evaluation.

5. Only bidders that successfully pass the PO stage, shall receive Request for Proposal.

6. For any support regarding using the system, contact the following persons by email or by mobile phone for technical support:

   • Godfrey Kaleregga (email: godfrey.k@cnoocuganda.com, mob: +256776-798-667)

   • Yang Nan (Ethn) (email: ex_yangnan2@cnooc.com.cn, mob: +256-776-790-550)

This EOI can also be found on our X/Twitter account @CNOOCUgandatd. Request for Proposals will be issued to those who shall have successfully passed the Pre-qualification stage.

LATE SUBMISSIONS SHALL BE REJECTED