India's next maritime growth story may not be about warships. It could be about smaller commercial vessels, harbour tugs and offshore support ships.

For years, India's shipbuilding sector has been dominated by defence-related companies such as Mazagon Dock, Cochin Shipyard and Garden Reach Shipbuilders.

However, the government's ₹69,725 crore maritime development package could open a new chapter for India's commercial shipbuilding industry.

Why is this sector gaining importance?

India has a vast coastline, expanding ports and growing maritime trade. Yet the country remains a relatively small player in global commercial shipbuilding, where China, South Korea and Japan dominate.

The government's initiative aims to improve domestic shipbuilding competitiveness through financial assistance, better financing and infrastructure development.

The biggest opportunity may emerge in smaller vessels such as harbour tugs, coastal cargo ships, inland waterway barges and offshore support vessels.

Unlike large defence ships, many smaller commercial vessels can have shorter construction cycles and opportunities for repeat orders.

Which companies could benefit?

1. Knowledge Marine & Engineering Works

With operations in dredging, marine services and specialised vessel construction, Knowledge Marine offers exposure to India's expanding maritime infrastructure. Its shipbuilding expansion could create additional growth opportunities, although execution and capital requirements remain important risks.

2. Cochin Shipyard

Beyond defence shipbuilding, Cochin Shipyard has capabilities in commercial vessels, harbour tugs and ship repairs. Growing demand for smaller vessels and green maritime infrastructure could support its long-term business opportunities.

What should investors watch?

The opportunity is attractive, but government spending does not automatically translate into corporate profits.

Investors should monitor fresh order inflows, execution timelines, operating margins, debt levels and valuations.

A large order book provides revenue visibility, but sustainable cash flow and profitability ultimately determine shareholder returns.

Our view

India's shipbuilding sector could be entering a multi-year structural growth phase, supported by maritime infrastructure investment, coastal logistics and domestic manufacturing initiatives.

The next winners in shipbuilding may not necessarily be the companies building the largest ships, but those capable of manufacturing smaller vessels efficiently and profitably.

For investors, the real opportunity lies in identifying quality businesses before their earnings potential is fully reflected in valuations.