Hanwha’s $1.2B Austal USA Bid Targets a $10B U.S. Naval Shipbuilding Backlog

South Korea’s Hanwha Defense USA has made a non-binding offer of between $1.05 billion and $1.2 billion to acquire Austal’s U.S. shipbuilding operations, a business centered on the company’s large naval shipyard in Mobile, Alabama. Austal has granted Hanwha four weeks to conduct due diligence on the proposal, which covers the U.S. entities and operations but excludes Austal’s businesses in Australia, the Philippines and Vietnam as well as its ASX-listed shares. Austal USA builds vessels for the U.S. Navy and Coast Guard, produces modules for Virginia- and Columbia-class submarines and operates naval support facilities in San Diego. The proposed sale comes less than two years after Hanwha acquired Philly Shipyard and would significantly expand the South Korean group’s manufacturing presence inside the U.S. defense shipbuilding market.

U.S. Naval Shipbuilding M&A · August 2026

Transaction Impact Snapshot

Hanwha's proposal would combine a rapidly expanding U.S. shipbuilding presence with one of the country's largest independent naval production platforms, including surface-ship construction, submarine-module manufacturing and fleet support operations.

Offer Range $1.05–1.2B
proposed purchase price

Hanwha Defense USA's non-binding offer covers Austal's U.S. entities and operations.

U.S. Backlog $10B+
current contract backlog

Austal USA's order book includes surface ships, submarine modules and other naval production programs.

Due Diligence 4 Weeks
access granted by Austal

Hanwha now has a limited diligence period before deciding whether to advance the proposal.

Workforce ~3,500
Austal USA employees

The workforce spans shipbuilding, engineering, sustainment and advanced manufacturing operations.

Infrastructure $1.25B
development investment

Austal USA has been rapidly expanding steel shipbuilding and submarine-module capacity in Mobile.

Assets Hanwha Would Add
Mobile naval shipyard CORE
Submarine module production CORE
San Diego naval repair INCLUDED
Additive manufacturing capability INCLUDED
Navy and Coast Guard backlog $10B+
Transaction Status
Binding agreement NO
Due diligence OPEN
Australian operations included NO
Australian SSA affected NO
Final transaction PENDING
The proposal remains conditional and non-binding. The four-week diligence process does not guarantee that Hanwha will submit a final offer or that Austal will agree to sell the U.S. business.
Mobile · San Diego · Submarine Industrial Base

What Hanwha Would Actually Be Buying

Austal USA has evolved from an aluminum surface-ship builder into a diversified naval manufacturing platform spanning steel ships, submarine modules, fleet repair and advanced manufacturing.

Navy Ships Delivered 34
U.S. Navy vessels delivered since 2009.
Backlog $10B+
Current Austal USA contract backlog.
Employees ~3,500
Skilled U.S. workforce across multiple facilities.
Expansion 561K+ sf
Additional covered manufacturing space planned by early 2027.
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Asset / Capability Current Position Programs Connected Industrial Role Hanwha Connection Transaction Issue
Mobile Shipyard CORE ASSET
Large steel and aluminum naval construction complex in Alabama.
T-ATS, TAGOS-25, Offshore Patrol Cutter, LCU and other surface-vessel programs. Serial naval construction with multiple final-assembly and module-production facilities. Would give Hanwha a second major U.S. shipbuilding base alongside Philadelphia. Major Navy and Coast Guard contracts must continue through any ownership transition.
Submarine Modules STRATEGIC
Production partner to General Dynamics Electric Boat.
Virginia-class and Columbia-class submarines. Fabricates and outfits command-and-control, electronic deck and other submarine modules. Would place Hanwha directly inside one of the most capacity-constrained U.S. naval supply chains. Security, technology access and customer approvals are especially sensitive.
MMF3 NEW CAPACITY
Dedicated submarine module manufacturing facility.
Virginia and Columbia submarine production. Designed to materially increase submarine-module throughput. Adds newly constructed heavy naval manufacturing capacity rather than only legacy shipyard assets. Facility contains substantial customer-supported investment.
TAGOS-25 $3.2B PROGRAM
Contract covering up to seven ocean-surveillance ships.
U.S. Navy ocean surveillance fleet. Large steel naval vessel construction. Complements Hanwha's growing interest in U.S. surveillance and missile-tracking ship programs. Schedule and cost execution remain central to backlog value.
San Diego Support FLEET SUPPORT
Naval repair and sustainment facility adjacent to the Navy base.
U.S. Navy vessel maintenance and repair. Provides lifecycle revenue beyond new construction. Would expand Hanwha from ship construction into West Coast fleet sustainment. Operational continuity and customer clearances remain important.
Additive Manufacturing ADVANCED TECH
Austal operates the Navy AM Center of Excellence in Virginia.
Submarine industrial base and naval component production. Developing qualified distributed manufacturing capacity for critical Navy components. Adds manufacturing technology and supplier-network capability beyond conventional shipbuilding. Sensitive Navy data and manufacturing qualifications require controlled access.
U.S. Workforce ~3,500 PEOPLE
Engineers, trades, production workers and support personnel.
All active U.S. shipbuilding and support programs. Skilled labor is one of the largest constraints on expanding U.S. naval output. Immediately gives Hanwha an established defense-qualified labor base. Retention will influence how quickly production improvements can be achieved.
Legacy Program Losses FINANCIAL DRAG
T-ATS and AFDM have generated significant cost pressure.
Navy auxiliary and support ship programs. Existing contracts can absorb cash and management capacity even while newer programs expand. Hanwha would inherit a business with strategic growth assets but meaningful execution problems. Liability allocation is likely to be a major due-diligence item.
Ship Universe Naval M&A Tool

Naval Shipyard Acquisition Benchmark Calculator

Compare an acquisition offer with shipyard backlog, infrastructure investment, workforce scale and a user-defined normalized earnings scenario.

Hanwha Low Offer $1.05B
High Offer $1.20B
Austal USA Backlog $10B+
U.S. Workforce ~3,500
Adjust the Acquisition Scenario
$M
$M
$M
Default uses Austal USA's stated backlog of more than $10 billion.
$M
people
$M
User-entered scenario only. This is not Austal guidance.
$M
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Offer Midpoint $1.125B midpoint of entered offer range
Offer / Backlog 11.3% midpoint versus contract backlog
Offer / Infrastructure 0.90x midpoint versus entered infrastructure investment
Offer per Employee $321K transaction midpoint divided by workforce
Normalized Cash Earnings $130M EBITDA + synergy − reinvestment
Simple Payback 8.7 yrs midpoint divided by modeled annual cash earnings
Transaction Scale
Backlog is contract value rather than asset value or profit. These bars simply show the relative scale of the entered figures.
Offer Midpoint
$1.125B
Infrastructure
$1.25B
Contract Backlog
$10.0B
Model note: This calculator is a transaction-comparison tool, not a valuation model or investment recommendation. Contract backlog is not equivalent to revenue, profit or enterprise value, and substantial portions can include options, future costs and low-margin work. The normalized EBITDA, synergy and reinvestment fields are user-entered scenarios and are not forecasts from Austal or Hanwha.
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