Arthur Sinodinos
Chairman, Hypersonix Launch Systems
“We punched above our weight in coming up with ideas, but the issue was getting those ideas to be realized. Commercialization was a real issue.” Hear the conversation
2 episodes All companies 
Hypersonix Launch Systems
2 conversations across 2 shows.
Meet the people behind the company.
Latest conversation · Documentary: The History Of The Australian Startup Ecosystem
The History Of The Australian Startup Ecosystem - Part 5About Hypersonix Launch Systems
Hypersonix Launch Systems is a Brisbane aerospace company developing hydrogen-fuelled scramjet engines and reusable hypersonic aircraft, including the SPARTAN engine, the DART demonstrator and the VISR flyer, for space access and defence use. Its DART AE aircraft made its first flight in February 2026. Former Australian ambassador to the US Arthur Sinodinos became board chair in March 2024, succeeding co-founder David Waterhouse, who remains deputy chair.
- Sector
- Hypersonic access-to-space technology (defence)
- Business model
- Hardware (aerospace/defence)
- Founded
- 2019
- Headquarters
- Brisbane
- Offices
- Brisbane QLD
- Markets
- Aerospace and defence
- Team size
- 45 employees (2025)
- Latest round
- A$46M Series A, led by High Tor Capital (Oct 2025)
Sources: hypersonix.com, hypersonix.com
The people on Day One.
Hear from the team.
Documentary: The History Of The Australian Startup Ecosystem The History Of The Australian Startup Ecosystem - Part 5
With Arthur Sinodinos
The History of the Australian Startup Ecosystem - Interview Series Arthur Sinodinos discusses the positive attributes Australia could learn from the US
With Arthur Sinodinos
Backed by.
High Tor Capital, National Reconstruction Fund Corporation, Queensland Investment Corporation (QIC), Saab.
Sources: hypersonix.com
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Spot something wrong? Suggest a correctionUpdated 29 October 2026
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