Shaping Global Maritime Future

Swan Defence and Heavy Industries Limited (SDHI)
Formerly Reliance Naval and Engineering Limited

UPCOMING EVENT
Meet Us at SMM Hamburg 2026
Join India’s largest shipyard at the world’s leading maritime trade fair as we showcase our capabilities in advanced shipbuilding and...
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who we are

India’s Largest Shipyard

Swan Defence and Heavy Industries Limited (SDHI) is a cornerstone of India’s maritime resurgence, operating one of the world’s most advanced integrated shipbuilding and heavy engineering complexes at Pipavav, Gujarat. Anchored by India’s largest dry dock (662m × 65m) and a state-of-the-art modular fabrication facility, our strategically located shipyard offers seamless multi-modal connectivity across sea, air, rail, and road, placing us at the intersection of global trade corridors.

From next-generation commercial vessels and advanced defence platforms to complex offshore structures and heavy engineering, SDHI is where India’s industrial ambition meets international maritime excellence.

Backed by a strong network of global partners, OEMs, and affiliates, we integrate innovation and collaboration to deliver transformative solutions that contribute to sustainable industrial growth and strengthen India’s as a global maritime hub.

Our Solutions

Newbuilds

Design and deliver large-capacity carriers and next-generation green vessels, along with advanced defence and offshore solutions, supporting the evolving needs of global trade, energy transition, and maritime security

Our Solutions

Repair & Refits

Undertake complex projects to modernize fleets, maximize operational uptime, & extend the lifecycle of critical maritime assets.

Our Solutions

Heavy Engineering

Manufacture large-scale, high-precision structures and equipment to serve clients across oil & gas, renewables, ports and border security.

Strength in Every Number

400,000 DWT Dock Capacity

India’s largest dry dock (662 m x 65 m) with 600 T Goliath Crane for newbuilds & repairs.

600+ Acres Facility

A state-of-the-art hub for shipbuilding, repair, & heavy engineering.

2.41 Mn Sq Ft Covered Fabrication Site

India’s largest covered shed, enabling year-round fabrication.

1.2 km of Dedicated Waterfront

Along with a wet basin 340m x 60m to support berthing, docking, and launching of vessels.

projects

Advancing Maritime Trade & Security with Every Build

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Investor Relations

Built on scale and disciplined execution, SDHI is focused on delivering long-term value. Stay updated with our latest performance and key developments.

Latest Reports

Latest Reports

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