Mach Industries
US defence-technology startup building one-way attack drones, interceptors and strike munitions for the Pentagon.
Last refreshed: 7 June 2026
Can a Sequoia-backed MIT dropout out-manufacture Northrop Grumman on rockets?
Timeline for Mach Industries
Mach hits $1.8B in fintech-backed round
Drones: Industry & Defence- What does Mach Industries actually make?
- Mach Industries builds five autonomous unmanned vehicles: Viper (VTOL strike), Glide (high-altitude glider), Stratos (surveillance), Dart (counter-drone interceptor) and Pike (strike munition). It also produces solid rocket motors via its Mach Energetics subsidiary.Source: TechCrunch / PR Newswire
- Who founded Mach Industries and how old are they?
- Ethan Thornton founded Mach Industries in 2023 after dropping out of MIT at 19. He grew up on a West Texas farm, ran a metal and woodworking shop in high school, and began prototyping weapons systems from 2020.Source: TechCrunch
- Why did Mach Industries buy Exquadrum?
- To secure its own solid-rocket-motor supply chain. US domestic production had consolidated to two suppliers, Aerojet Rocketdyne and Northrop Grumman, creating lead times of seven to ten months. Mach paid $50M to bring propulsion in-house.Source: TechCrunch / The Defense Post
- How much did Mach Industries raise in its Series C?
- Mach raised $300 million in a Series C on 1 June 2026, valuing the company at $1.8 billion. The round was co-led by Infinite Capital and Ribbit Capital, with Sequoia Capital, Khosla Ventures and Bedrock Capital also participating.Source: PR Newswire
Background
Mach Industries raised a $300M Series C on 1 June 2026 at a $1.8 billion valuation, a 4x step-up from twelve months earlier, cementing its status as one of the fastest-growing defence startups in the United States. The round was co-led by Infinite Capital and Ribbit Capital, with Sequoia Capital, Khosla Ventures and Bedrock Capital participating. On the same day Mach announced the acquisition of solid-rocket-motor firm Exquadrum for $50M, rebranding it as Mach Energetics and gaining a 70,000-square-foot propulsion facility in Adelanto, California. A sixth vehicle programme (a Runway-independent Navy strike aircraft commissioned by the Defense Innovation Unit) followed within days .
Founded in 2023 by Ethan Thornton, a MIT dropout from West Texas, the company is headquartered in Huntington Beach, California in a 115,000-square-foot factory. Its five vehicle programmes span the attack-to-defence spectrum: Viper (jet-powered VTOL strike), Glide (high-altitude glider weapons launcher), Stratos (airborne surveillance), Dart (low-cost counter-drone interceptor) and Pike (long-range munition platform). Production on at least three systems is scheduled for 2026. The Exquadrum deal addressed a critical bottleneck: domestic solid-rocket-motor manufacturing had consolidated to just two suppliers, Aerojet Rocketdyne and Northrop Grumman, creating lead times of seven to ten months for tactical munitions.
Mach represents the maturing of defence-tech venture capital from a niche curiosity into a standalone capital category. Its backers include firms more associated with fintech and consumer software than weapons programmes, signalling broad institutional appetite for dual-use autonomy. The company competes directly with legacy primes on speed-to-production and unit cost, and its vertical integration of propulsion (rare among startups) gives it a supply-chain moat that rivals cannot replicate quickly.