L&T bags ‘Large’ order worth up to Rs 5,000 crore for Offshore Platforms, Subsea Pipelines And Brownfield Modifications

Anshul Bartwal
September 9, 2026

MUMBAI, September 9: Larsen & Toubro’s Energy Hydrocarbon Offshore (LTEH Offshore) business has secured a large offshore order from Oil and Natural Gas Corporation (ONGC) for the Additional Development of Ratna-I (ADR-I) and NLM-14 project off India’s west coast.

L&T classifies orders valued between ₹2,500 crore and ₹5,000 crore as “large”, placing the latest ONGC contract within this range. The company has not disclosed the exact order value.

The project involves engineering, procurement, construction, installation and commissioning of three new well-head platforms and one riser platform.

The scope also includes multiple segments of subsea pipelines and cables, along with brownfield modifications to existing offshore installations.

According to L&T, the project is aimed at enhancing production and supporting the continued development of ONGC’s offshore assets in the region.

Parthasarathi Chatterjee, Senior Vice President & Head – L&T Energy Hydrocarbon Offshore, said the ADR-I and NLM-14 developments would add to India’s offshore energy infrastructure and support efforts to enhance production from established offshore assets.

He said the projects combine new offshore facilities with brownfield modifications in existing operating fields, requiring careful planning, engineering integration and precise execution.

LTEH Offshore provides integrated EPCIC solutions for the offshore oil and gas industry and has executed projects across both shallow-water and deep-water developments.

Over the past four decades, its project portfolio has included fixed platforms, subsea pipelines and structures, brownfield upgrades and decommissioning assignments, according to the company.

The latest ONGC order will involve both construction of new offshore facilities and modifications to existing installations under an integrated EPCIC scope.