L&T Secures Large Offshore Order From ONGC for West Coast Projects

L&T has secured a large offshore order worth Rs 2,500-5,000 crore from ONGC for west coast development projects.

Updated: 10 Sept 2026 • 9:58 am

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L&T Secures Large Offshore Order From ONGC for West Coast Projects

Quick Answer

The L&T ONGC offshore order was secured by L&T Energy Hydrocarbon Offshore for the Additional Development of Ratna-I (ADR-I) and the NLM-14 project off India's west coast. Under L&T's own classification, this L&T ONGC offshore order falls in the large category, valued between Rs 2,500 crore and Rs 5,000 crore, and covers engineering, procurement, construction, installation and commissioning of three new wellhead platforms, one riser platform, multiple segments of subsea pipelines and cables, and brownfield modifications to existing offshore installations.

Larsen and Toubro's offshore energy arm has added another large contract to its order book, with the L&T ONGC offshore order coming this time from state-run ONGC for two projects off India's west coast.

Here is what the L&T ONGC offshore order covers and what it means for ONGC's production plans.

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Table of Contents

Scope of the Order

The L&T ONGC offshore order covers engineering, procurement, construction, installation and commissioning of three new wellhead platforms and one riser platform, along with multiple segments of subsea pipelines and cables. It also includes brownfield modifications to existing offshore installations in the Ratna-I and NLM-14 fields.

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What It Means for ONGC's Offshore Assets

Parthasarathi Chatterjee, senior vice-president and head of L&T Energy Hydrocarbon Offshore, said the ADR-I and NLM-14 developments are significant additions to India's offshore energy infrastructure, combining new offshore facilities with brownfield modifications to enhance production from established assets. The L&T ONGC offshore order builds on L&T's four decades of experience delivering offshore developments globally, and adds to a string of large L&T ONGC offshore order wins in recent years.

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FAQs

What does the L&T ONGC offshore order cover?

Ans. It covers the Additional Development of Ratna-I (ADR-I) and the NLM-14 project off India's west coast, including new wellhead platforms and subsea infrastructure.

How much is the L&T ONGC offshore order worth?

Ans. L&T classifies it as a large order, valued between Rs 2,500 crore and Rs 5,000 crore, without disclosing the exact figure.

Which L&T unit secured this order?

Ans. L&T Energy Hydrocarbon Offshore, also known as LTEH Offshore, secured the order.

What construction work is involved?

Ans. The scope includes three new wellhead platforms, one riser platform, multiple segments of subsea pipelines and cables, and brownfield modifications to existing offshore installations.

What is the goal of the ADR-I and NLM-14 projects?

Ans. The projects aim to enhance production and support the continued development of ONGC's offshore assets off India's west coast.

Who commented on the order for L&T?

Ans. Parthasarathi Chatterjee, senior vice-president and head of L&T Energy Hydrocarbon Offshore, called the developments significant additions to India's offshore energy infrastructure.