Independent Reserve Assessment for Madanam & Thirunagari Oil & Gas Blocks, Cauvery Asset

Work Description - Hiring Of Services For Third Party Reserve Estimation Of Nelp Block Cy Onn 2002 2 Madanam And Thirunagari Fields In Cauvery Asset

Oil and Natural Gas Corporation Limited (ONGC), a Public Sector Undertaking, invites bids for Tender Reference Number ZV5GL26004, for the "Hiring of Services for Third Party Reserve Estimation of NELP Block CY ONN 2002 2 Madanam and Thirunagari Fields in Cauvery Asset". This limited tender, categorized under consultancy services with a fixed-rate contract, seeks expert services for a period of 120 days. The tendering process is managed by the Central Procurement Department, located at 8th Floor, Scope Minar, Laxmi Nagar, New Delhi 110 092. The tender was e-published and document download commenced on 02-Jul-2026 at 06:00 PM. A pre-bid meeting is scheduled for 07-Jul-2026 at 11:00 AM in Delhi. Bid submission opens on 08-Jul-2026 at 09:00 AM and will close on 03-Aug-2026 at 03:00 PM, with bids set to be opened on 04-Aug-2026 at 03:30 PM. There is no tender fee or EMD required for participation, and bids will have a validity of 90 days. Interested parties are advised to download the tender documents by the closing date to ensure timely submission. For any inquiries, please contact Abhishek Kumar Gupta, the Tender Inviting Authority.