Oil and Natural Gas Corporation Limited (ONGC) has issued a Global Expression of Interest (EOI No. ONGC/Dog Leg Reamer/EOI/2026) to identify partners for hiring Wellbore Conditioning / Reaming Tools on a one-year pilot basis in Assam. Electronic PDF/PPT responses must be submitted by 21-July-2026 to kumar1_sunil@ongc.co.in or sanghi_sanjiv@ongc.co.in. For clarifications, vendors can contact the corporate office at Plot No. 5A-5B Nelson Mandela Road, Vasant Kunj, New Delhi - 110070, or call 011-26754156 / 011-26752035.