The manufacturers in South Australia are mostly large, established firms, many of which operate in defense and food production. BAE Systems Australia develops defense technologies, while ASC Pty Ltd specializes in building and maintaining submarines. Thomas Foods International is a global food business, and San Remo produces pasta and sauces. Detmold Group manufactures paper and board packaging products.
The data shows a strong presence of defense manufacturing companies, many of which are headquartered in Adelaide or its surrounding suburbs like Osborne and Mawson Lakes, indicating a regional concentration of this industry.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
BAE Systems Australiabaesystems.com
Develops cutting-edge technologies to protect Australia through diverse engineering and global teamwork, providing large-scale defense solutions and career opportunities in a growing sector. |
3,725 | |||
| 2 |
ASC Pty Ltdasc.com.au
An Australian company specializing in building and maintaining submarines for the Royal Australian Navy, as well as providing training for submariners |
2,874 | |||
| 3 |
Codan Limitedcodan.com.au
A global group of electronics and engineering businesses specializing in rugged and reliable hardware, software, and embedded systems for various industries worldwide |
1,006 | |||
| 4 |
Saab Australiasaab.com
A prime systems integrator specializing in delivering complex defence and civil security projects, committed to collaboration, innovation, and meeting customer needs |
816 | |||
| 5 |
Detmold Groupdetmoldgroup.com
A leading manufacturer of paper and board packaging products, with global operations and a history dating back to 1948 |
811 | |||
| 6 |
Thomas Foods Internationalthomasfoods.com
A global family-owned food business specializing in premium meat, seafood, and fresh produce, committed to quality, sustainability, and innovation |
635 | |||
| 7 |
Stratco Australiastratco.com.au
A company with over 70 years of experience in producing quality building and home improvement products, with a focus on innovation and excellent customer service |
630 | |||
| 8 |
San Remosanremo.com.au
Australian company producing high-quality pasta and sauces using traditional Italian methods combined with modern technology and controlled wheat sourcing. |
613 | |||
| 9 |
Alliedalliedgamingpc.com.au
Allied Gaming provides premium gaming PCs with top-quality components and superior service at competitive prices, making PC gaming accessible to everyone |
594 | |||
| 10 |
SAGE Automationsageautomation.com
Leading provider of industrial automation, control services, custom switchboards, project delivery, and 24/7 support across multiple Australian sectors. |
562 | |||
| 11 |
Consolidated Power Projectsconpower.com.au
Industry leader in high-voltage power solutions for utility and renewables, specializing in design, construction, and maintenance of transmission substations, wind farms, and battery storage systems |
550 | |||
| 12 |
Adbriadbri.com.au
An Australian construction materials company known for high-performance products like cement, lime, concrete, and industrial minerals, supporting local economies and communities |
546 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 13 |
Bridgestone Australia Ltd.bridgestone.com.au
Supplier of high-quality tyres and truck retread products tailored for Australasian conditions, emphasizing innovation, sustainability, and community trust. |
542 | |||
| 14 |
Ahrensahrens.com.au
Family-owned construction and engineering company delivering industrial buildings, mining services, material handling, and grain storage solutions across Australia. |
479 | |||
| 15 |
Accolade Winesvinarchy.com
Production and distribution of award-winning wines to over 130 countries, driven by passionate, expert teams and continuous innovation. |
467 | |||
| 16 |
RJE Global Pty Ltdrjeglobal.com
Engineering, project management, and construction services for mining, resources, infrastructure, power generation, and distribution sectors with focus on quality and in-house capabilities |
327 | |||
| 17 |
Australian Vintageavlwines.com.au
A leading Australian wine and drinks company with a diverse portfolio of global brands, focusing on consumer trends and sustainability |
258 | |||
| 18 |
REDARC Electronics Pty Ltdredarcelectronics.com
Design and manufacture rugged mobile power and towing solutions for outdoor recreation, industrial, transport, marine, and defence applications. |
215 | |||
| 19 |
Minelab Metal Detectorsusa.minelab.com
Manufacturer of top-tier metal detectors for treasure hunting, gold prospecting, and landmine detection, driven by innovation and precision engineering |
205 | |||
| 20 |
ResourceCoresourceco.com.au
A leading Australian recycling business processing millions of tonnes of waste annually, producing quality recycled products and alternate fuels to protect the environment |
190 | |||
| 21 |
Coopers Brewerycoopers.com.au
A long-standing Australian brewery producing a range of Ales, Stouts, and Lagers using natural ingredients and traditional brewing methods |
186 | |||
| 22 |
Neumann Spaceneumannspace.com
Develops efficient, scalable in-space electric propulsion systems for satellites, converting solid propellants into plasma for thrust in various low Earth orbit missions. |
21 | |||
| 23 |
Praxispraxis-solar.com
Specializing in Structural Solar solutions for mobile power needs worldwide, serving air, land, and ocean applications with innovative technology |
9 | |||
| 24 |
HYDI Hydrogenhydi.com.au
The company specializes in a Hydrogen on demand system that uses water and electricity to produce hydrogen for large diesel engines, reducing environmental impact and expenses |
5 | |||
| 25 |
Organik Wellness & Coorganikwellness.com.au
A luxury Australian skin care company specializing in certified organic baby products, free from synthetic ingredients, providing the best start in life |
2 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in South Australia
- The largest companies in South Australia 273
- Multinational companies in South Australia 36
- Healthcare providers in South Australia 31
- Government Administration companies in South Australia 31
- Critical infrastructure operators in South Australia 29
The same list elsewhere in Australia
- Manufacturers in Australia 320
- Manufacturers in New South Wales 119
- Manufacturers in Victoria 99
- Manufacturers in Queensland 42
- Manufacturers in Western Australia 26
- Manufacturers in Sydney 36
The same list elsewhere
- Manufacturers in the world 39,579