Comprehensive Operation and Maintenance of Avani Bhavan Central AC Plant, ONGC Ahmedabad

This tender seeks proposals for the Operation and Comprehensive Maintenance of the Central AC Plant located at Avani Bhavan, ONGC, Ahmedabad. The contract period is set from December 1, 2026, to March 31, 2030. The Oil and Natural Gas Corporation Limited (ONGC), a Public Sector Undertaking, is inviting bids through Tender Reference Number D16AS26021. Key dates for this tender include the document download start date of September 21, 2026, at 03:30 PM, with the document download end date also being October 12, 2026, at 03:30 PM. Bids can be submitted starting from September 21, 2026, at 03:50 PM, with the submission deadline on October 12, 2026, at 03:30 PM. The bid opening is scheduled for October 13, 2026, at 03:30 PM. This is a two-cover tender process, with Cover 1 encompassing Fee/Pre-Qual/Technical documents (in PDF format) and Cover 2 containing the financial bid (BOQ in XLS format). The tender is for a lump-sum contract and requires a bid validity of 90 days. No tender fee or EMD is applicable for this procurement. Further details regarding NDA/Pre-Qualification are available in the tender documents. The tender inviting authority is ABHINANDA PATEL at SCM Ahmedabad ONGC, with the bid opening to take place at SCM, AHMEDABAD, Pincode 380005.