ASC

What ASC does

ASC Pty Ltd is Australia's sovereign submarine builder and sustainer, wholly owned by the Commonwealth of Australia and operated as a Government Business Enterprise under the Public Governance, Performance and Accountability Act 2013. Established in 1985 as the Australian Submarine Corporation, the company designed, built, and delivered all six Collins Class conventionally powered submarines to the Royal Australian Navy between 1996 and 2003, and has maintained them under through-life support contracts ever since. ASC holds Collins Class design authority (transferred from Saab Kockums in 2005) and operates submarine maintenance and sustainment infrastructure at Osborne, South Australia (ASC North, headquarters) and Henderson, Western Australia (ASC West), with a submariner training facility co-located at HMAS Stirling, Garden Island. The workforce exceeds 2,700 personnel across both states.

The company's core offering centres on submarine sustainment services — full-cycle dockings, mid- and short-term maintenance, combat system upgrades, and the Collins Class Life of Type Extension (LOTE) program, a $11 billion initiative extending fleet life by approximately ten years, with first-of-class commencing mid-2026. ASC is preparing for nuclear-powered submarine operations under AUKUS, currently sustaining visiting US Virginia Class and UK Astute Class submarines at Garden Island, and will provide full sustainment for Australia's future Virginia Class and SSN-AUKUS fleets from the early 2030s. Through an incorporated Joint Venture with BAE Systems, ASC will construct Australia's SSN-AUKUS conventionally armed nuclear-powered submarines at the Osborne Naval Shipyard, with first steel cut before end of decade and deliveries from the early 2040s, as part of an estimated A$30 billion total submarine construction programme.

Revenue is derived entirely from long-term negotiated defence procurement contracts with the Australian Government, with no commercial or consumer market exposure. Distribution is direct: ASC delivers sustainment at its own facilities and Navy bases, manages supply chain qualification through a Sovereign Supply Chain Hub and the Defence Industry Vendor Qualification (DIVQ) program, and operates extensive workforce development pipelines (apprenticeships, graduate programs, degree-based apprenticeships, veteran programs). Strategic technology investments include Siemens Teamcenter PLM for digital shipyard transformation and an additive manufacturing partnership with Austal. The company's go-to-market is enterprise field sales to a single government customer, with no traditional marketing channels beyond corporate communications, careers recruitment, and supply chain engagement.

Name

ASC

Legal name

ASC Pty Ltd

Website

https://asc.com.au

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

ASC Pty Ltd is Australia's wholly government-owned sovereign submarine builder and sustainer, maintaining the Collins Class fleet for the Royal Australian Navy and preparing to co-construct SSN-AUKUS nuclear-powered submarines with BAE Systems under AUKUS.

Ownership category

akta.pro rank

Product category

Defence Submarine Sustainment and Construction

NAICS

Ship Building and Repairing (336611)

SIC

Ship & Boat Building & Repairing (3730)

akta.pro primary industry

Submarine Manufacturing (SSN/SSK/SSBN) (IMAJABAG)

akta.pro secondary industries

Naval Shipbuilding Program Management & Defense Contracting Support (IMAJABAO), Submarine Integration, Testing, Trials & Commissioning Services (IMAJAOAN), Naval Training, Simulation & Shore-Based Support Systems (IMABAKAO), Submarine Combat Systems & Sonar Manufacturing (CMS, Sensors, EW) (IMAJAOAH)

Keywords

• Submarine sustainment services
• Defence shipbuilding
• Nuclear submarine construction
• Maritime sustainment
• Submariner training

Headquarters

HQ city

Osborne

HQ country

Australia

HQ region

Oceania

Offices6 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Infrastructure, Technology or R&D, Supply Chain, Operations

Revenue model

1. Collins Class Submarine Sustainment Contract: ASC operates under multi-year In-Service Support Contracts with the Australian Government for the ongoing sustainment, maintenance, and upgrades of the Collins Class submarine fleet. This includes full-cycle dockings (deep maintenance), mid-cycle and short-term maintenance, and combat system upgrades. The 2020 contract was described as the most significant submarine sustainment contract in Australia's history.
2. Collins Class Life of Type Extension (LOTE): ASC is implementing Life of Type Extension for all six Collins Class submarines under government contract. The extension adds approximately 10 years of operational life per submarine, with the First of Class LOTE commencing mid-2026. Scope is determined by Defence on a platform-by-platform basis following conditions-based assessments.
3. SSN Sustainment (AUKUS): ASC will provide sustainment support for visiting US Virginia Class and UK Astute Class submarines at Garden Island, Western Australia, prior to Australia's acquisition of its own Virginia Class submarines in the early 2030s. Full sustainment services for Australia's Virginia Class and SSN-AUKUS submarines will follow.
4. SSN-AUKUS Construction (Joint Venture with BAE Systems): ASC and BAE Systems will form an incorporated Joint Venture (IJV) to construct Australia's SSN-AUKUS conventionally armed nuclear-powered submarines at the Osborne Naval Shipyard. Work on the first submarine is scheduled to begin before the end of the decade, with delivery from the early 2040s. This is part of Australia's A$30 billion estimated total submarine construction cost.
5. Submariner Training Services: ASC has provided curriculum development and training services to the Royal Australian Navy's Submarine School at HMAS Stirling since 1992. Training includes virtual reality-based courses for entry-level, advanced and specialised submariner training across warfare, mechanical/electrical systems, control room operations, and navigation. ASC is a Registered Training Organisation (National Provider number: 5596).
6. Collins Class Upgrades Program: The Australian government is spending $11 billion to extend the operational life of the six Collins-class submarines by an additional decade, with ASC delivering the upgrades in Adelaide. This cost significantly exceeds the original $4–6 billion estimate.

Go-to-market motion2 records

Distribution channels6 records

Marketing channels9 records

Core offering

ASC is Australia's sovereign submarine builder and sustainer, providing through-life support for the six Collins Class conventional submarines and preparing for sustainment and joint construction of nuclear-powered Virginia Class and SSN-AUKUS submarines. Its core offerings include full-cycle docking, mid- and short-term maintenance, combat system upgrades, Life of Type Extension (LOTE), SSN-AUKUS construction via a joint venture with BAE Systems, and submariner training at HMAS Stirling.

Product overview

ASC is a Government Business Enterprise serving as Australia's sovereign submarine builder and sustainer. Its portfolio consists of submarine design, construction, and sustainment services rather than a software product in the traditional sense. Core offerings include Collins Class Submarine Sustainment (full-cycle dockings, upgrades, mid- and short-term maintenance), Collins Class Life of Type Extension (LOTE) to extend fleet service life by ~10 years, Nuclear-Powered Submarine Sustainment for visiting US/UK submarines and Australia's future Virginia Class and SSN-AUKUS fleets, and the joint SSN-AUKUS Construction Program with BAE Systems at Osborne Naval Shipyard. Supporting services include the Submariner Training and Systems Centre (delivering over 100 courses annually using VR and standard procedures, including the Collins Class Virtual Submarine 3D training environment), the Digital Transformation Program (digital shipyard transition), and the Sovereign Supply Chain Hub (enabling Australian SMEs to join Collins and Virginia Class supply chains via the DIVQ program). ASC also operates extensive workforce development programs including Apprenticeships, Graduate Engineer Programs, Undergraduate Internships, Degree-Based Apprenticeships, and a Corporate Graduate Program spanning engineering, trades, IT, HR, finance, legal, and project management disciplines.

Differentiator

Problem solved

Functional benefit

Products and services

• Collins Class Submarine Sustainment Comprehensive through-life support, maintenance, upgrades, and full-cycle dockings for the six Collins Class conventional submarines, delivered at ASC's facilities in Osborne (South Australia) and Henderson (Western Australia) under long-term In-Service Support Contracts with the Royal Australian Navy.
• Collins Class Life of Type Extension (LOTE) Pre-emptive reliability and obsolescence upgrades extending each Collins Class submarine's operational service life by approximately 10 years, delivered in Adelaide to bridge the submarine capability gap until SSN-AUKUS deliveries in the 2040s.
• Nuclear-Powered Submarine Sustainment (AUKUS) Sustainment support for visiting US Virginia Class and UK Astute Class submarines at Garden Island, Western Australia under the Submarine Rotational Force – West, with full sustainment services to follow for Australia's Virginia Class submarines from the early 2030s and SSN-AUKUS submarines from the early 2040s.
• SSN-AUKUS Construction (Joint Venture with BAE Systems) Joint construction of Australia's SSN-AUKUS conventionally armed nuclear-powered submarines through an incorporated joint venture with BAE Systems at the Osborne Naval Shipyard, South Australia, under the AUKUS partnership.
• Submariner Training and Systems Centre Entry-level, advanced and specialised submariner training for the Royal Australian Navy at HMAS Stirling, Garden Island, Western Australia, delivered by ASC as a Registered Training Organisation (RTO #5596) using virtual reality technology and standard operating procedures across warfare, mechanical/electrical systems, control room operations and navigation.
• Collins Class Virtual Submarine (VR Training System) Proprietary 3D virtual reality training environment developed with the Royal Australian Navy enabling highly realistic exploration and training on submarine systems previously inaccessible due to limited physical access.
• Sovereign Supply Chain Hub Portal and program enabling Australian small-to-medium enterprises to participate in the Collins Class Submarine Program and US Virginia Class Program through the Defence Industry Vendor Qualification (DIVQ) pathway and the ICN Gateway.

Quantifiable outcome

• Reduced Full-Cycle Docking time from 3 years to 2 years, achieving world-benchmark submarine availability for Collins Class fleet.
• +5 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

13 partnerships are on record, tiered core, supporting and significant.

• Lockheed Martin AustraliacoreStrategic or Co-development Partner · 16 May 2026Lockheed Martin Australia was named Australia's preferred Virginia Class Submarine Combat System Integration Strategic Partner under AUKUS Pillar 1. The company works with the Australian Submarine Agency and ASC to develop sovereign workforce capabilities and deliver combat system integration for Australia's nuclear-powered submarine fleet, supporting Submarine Rotational Force–West ahead of the arrival of Australia's Virginia class submarines in the early 2030s. The partnership leverages Lockheed Martin's 60 years of submarine combat systems expertise.
• VEEM LtdsupportingChannel Partner/ Reseller/ Distributor · 25 February 2026VEEM Ltd placed over $10 million in orders with ASC for defence work, pursuing multiple AUKUS-related opportunities with major US defence contractors including Northrop Grumman and HII. VEEM is an Australian advanced manufacturer of gyrostabilizers and propulsion systems.
• Sayres AustraliasupportingStrategic or Co-development Partner · 12 January 2026ASC expanded its partnership with veteran-led Sayres Australia through a $2 million contract to develop specialised training programs for submarine workforce development over three years. The programs support Collins Class Life of Type Extension activities and the growing workforce sustaining the AUKUS nuclear-powered submarine program. Three quarters of Sayres Australia's workforce are veterans or veterans' family members.
• ANSTO (Australian Nuclear Science and Technology Organisation)supportingStrategic or Co-development Partner · 5 January 2026ANSTO and ASC collaborate to develop nuclear career pathways critical to AUKUS. This partnership supports the development of nuclear-qualified workforce capabilities essential for Australia's SSN sustainment program.
• HIFrasersupportingChannel Partner/ Reseller/ Distributor · 19 November 2025HIFraser became the first Australian company to achieve formal qualification for the AUKUS supply chain through the Defence Industry Vendor Qualification (DIVQ) Gateway Program, qualifying to supply components for Virginia-class submarines. HIFraser is an advanced manufacturer that will supply to ASC's submarine programs.
• SiemenssignificantTechnology or Integration · 10 November 2025ASC selected Siemens' Teamcenter software to support the sustainment and upgrade of Collins Class submarines, aligning ASC with other leading global submarine builders for product lifecycle management. Deloitte implements the software as part of ASC's broader digitalisation initiative. The Teamcenter PLM system is critical to ASC's Digital Transformation Program.
• AustalsignificantStrategic or Co-development Partner · 1 November 2025ASC and Austal signed a Memorandum of Understanding to accelerate additive manufacturing (metal 3D printing) across Australia's naval programs, including Collins Class and Virginia Class submarines. The partnership aims to strengthen the domestic AM supply chain, scale metal 3D printing in shipbuilding and sustainment, and upskill the workforce. It draws on Austal's experience managing the US Navy's Additive Manufacturing Center of Excellence in partnership with BlueForge Alliance.
• DeloittesupportingImplementation/ SI/ Consulting Partner · 1 November 2025Deloitte was engaged to implement Siemens' Teamcenter software at ASC as part of the broader digitalisation initiative for Collins Class submarine sustainment and upgrade.
• Defence Teaming CentresupportingStrategic or Co-development Partner · 1 November 2025ASC supports the Defence Industry Leadership Program run by the Defence Teaming Centre, an industry association that develops defence industry leaders in South Australia.
• BAE Systems (Incorporated Joint Venture for SSN-AUKUS)coreStrategic or Co-development Partner · 1 January 2024ASC and BAE Systems will form an incorporated Joint Venture (IJV) to construct Australia's SSN-AUKUS conventionally armed, nuclear-powered submarines at the Osborne Naval Shipyard, South Australia. The IJV will be accountable for delivery of the SSN-AUKUS fleet and associated safety, security, and regulatory compliance. This is ASC's most strategically important partnership, directly enabling Australia to build nuclear-powered submarines sovereignly.
• University of Adelaide / Flinders University / University of South AustraliasupportingStrategic or Co-development Partner · 1 January 2018ASC collaborates with universities to establish degree programs including Master of Marine Engineering, Master of Military Systems Integration, Graduate Certificate in Project Management, and Degree-Based Apprenticeships (Mechanical, Electrical, Software Engineering) in partnership with Flinders and Adelaide Universities. These programs build the skilled engineering workforce needed for AUKUS.
• Saab KockumssupportingTechnology or Integration · 1 January 2005Saab Kockums is the original Collins Class submarine designer. ASC became the Collins Class design authority in 2005 but continues to collaborate with Saab Kockums, including for the Life of Type Extension program where Saab Kockums provides design support.
• General Dynamics Electric Boat (GDEB)coreStrategic or Co-development Partner · 1 January 2002ASC engaged General Dynamics Electric Boat (US) as a capability partner in 2002 to support transitioning into Collins Class sovereign design authority and sustainment roles. GDEB continues to support ASC's development of submarine sustainment expertise and is relevant to ASC's preparation for Virginia Class sustainment.

Scale indicators11 records

Recent moves10 records

Expansion highlights7 records

Direct peers

• General Dynamics Electric Boat: Electric Boat designs, builds, and sustains US Navy Virginia-class SSNs and Columbia-class SSBNs at Groton, CT and Quonset Point, RI. ASC has partnered with GDEB since 2002 for Collins Class sustainment knowledge transfer and is preparing to deploy personnel to Pearl Harbor for Virginia-class sustainment training.
• BAE Systems Submarines: BAE Systems Submarines builds the Astute-class SSNs and Dreadnought-class SSBNs in the UK and is ASC's incorporated Joint Venture partner for the SSN-AUKUS build at Osborne. The two companies share submarine design, build, and sustainment responsibilities, making BAE Systems the closest functional peer and the de facto co-producer of ASC's largest future program.
• Saab Kockums: Saab Kockums is the original designer of the Collins Class submarine and continues to provide design support for ASC's Life of Type Extension program. It builds A26-class submarines for the Swedish Navy and Blekinge-class for Poland, making it a directly comparable submarine designer-builder that remains ASC's technical reference partner.
• Huntington Ingalls Industries (HII): HII's Ingalls Shipbuilding division performs US Navy submarine maintenance and conversion work, and HII (via Newport News Shipbuilding, acquired 2024 spin-related entities) is deeply embedded in the US submarine industrial base. ASC's VEEM supply chain partner is actively pursuing HII business under AUKUS, illustrating the comparable role HII plays in US submarine sustainment.

Regional players

• Mitsubishi Heavy Industries: MHI builds diesel-electric and lithium-ion submarines for the Japan Maritime Self-Defense Force (Sōryū, Taigei classes) and is the only non-Western submarine builder with comparable sustained in-country submarine industrial-base operations. A useful peer for sovereign industrial-base scale, even though MHI is not part of the AUKUS program.
• Naval Group: Naval Group designs and builds Barracuda-class SSNs for the French Navy and Scorpène-class submarines for export. While not part of the AUKUS program, Naval Group is the most relevant European nuclear-submarine builder peer in terms of technical scope (submarine design, build, and through-life support), offering a like-for-like comparison for sovereign submarine industrial-base operations.
• thyssenkrupp Marine Systems: tkMS designs and builds Type 209/212/214 and Type 218SG submarines for Germany, Norway, Israel, Singapore, and South Korea. Like Naval Group, tkMS is a directly comparable sovereign submarine builder outside AUKUS and a benchmark for export-submarine industrial-base economics.

Emerging players

• Austal: Austal is an Australian-based global shipbuilder that signed an MoU with ASC in 2025 to accelerate additive manufacturing (metal 3D printing) across Collins and Virginia Class submarine programs. Austal also operates the US Navy's Additive Manufacturing Center of Excellence with BlueForge Alliance, making it a directly comparable Australian defence-industrial-base peer and emerging technology partner.

Broad incumbents

• Northrop Grumman: Northrop Grumman is a US defence prime with submarine-relevant work (mission systems, strategic systems for SSBNs) and is identified as a major US defence contractor that ASC's supply chain partners (e.g., VEEM) are actively pursuing for AUKUS-related contracts. It represents the broader US submarine industrial-base incumbent against which ASC is positioning as Australia's sovereign counterpart.
• Lockheed Martin (Submarine Combat Systems): Lockheed Martin was named Australia's preferred Virginia Class Submarine Combat System Integration Strategic Partner under AUKUS Pillar 1 and integrates combat systems across US, UK, and Australian submarine fleets. Its combat-system work is functionally adjacent to ASC's own combat system integration and sustainment activities on Collins Class.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCP3KA3ZyV9Gw9NO7DdokSjg
• Facebookfacebook.com/ascptyltd
• LinkedInlinkedin.com/company/asc-pty-ltd
• Instagraminstagram.com/asc_pty_ltd
• Xx.com/ASCdefence

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles17 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ASC