Top California Aerospace Startups (149)

Doodle Labs designs and produces industrial-grade wireless networking solutions. The company focuses on mesh networking for robotic systems, providing high throughput, long-range Mesh Rider solutions for UAVs, UGVs, AMRs and other robotic applications. The company’s Helix Mesh Rider Radio was developed with sponsorship from DIU and is the Blue UAS program’s datalink of choice. Doodle Labs was named one of Fast...

Turion Space is building the infrastructure to secure and sustain the future of space. Founded to address the growing need for space domain awareness, in-space servicing, and debris mitigation, Turion designs, builds, and operates spacecraft with real-world operational capability. Our vehicles are built for national security and commercial missions that require speed, autonomy, and resilience. We believe the next chapter of...

Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air combat training. Our primary technology, supporting our ATARS product, enables pilots to simulate the cognitive challenges of flying while accessing realistic, scalable training in dynamic outdoor environments

AeroVect deploys autonomous driving systems for GSE, trusted by the world's most innovative airlines and ground handlers

Interstellar Lab develops modules for sustainable living on Earth and in Space. Using space exploration design and technologies, we have developed environment-controlled pods for crop cultivation on Earth and life support in Space. Susbcribe to our newsletter: https://bit.ly/2Y7dlMJ

At Auterion we care about providing enterprise with an ecosystem of software-defined drones, payloads, and third party applications within a single easy to use platform based on open-source standards. We’re leaders in an open-source movement bigger than ourselves and we’ve been on the same mission for over a decade, since our co-founder Lorenz Meier created Pixhawk, MAVLink, QGC, and PX4 (the...

Aero, a next generation air travel company, is building a seamless way to travel to the best leisure destinations in the world. We have a vision of ushering in a new golden age of air travel. Flying should be a magical experience - not just getting from A to B. We see it as an experience to be savored and...

Basetwo is an AI Co Pilot for process engineers. Our platform provides engineers with recommendations on the next best action they can take to optimize production yield, cycle time and costs. To date, Basetwo has helped Fortune 500 manufacturers worldwide reduce scale-up time and operational costs by over 20%.

Portside is a modern platform connecting the global business aviation Industry. Management companies. Aircraft owners. Corporate flight departments. Fractional and jet card operators. Charter operators. Business aviation customers. Portside is the only purpose-built cloud software platform designed to seamlessly connect all participants in the global business aviation industry, enabling instant exchange of data, reporting and analytics.

Creating weather certainty. WindBorne fuses unparalleled data from our constellation of smart, long-duration sensing balloons with state-of-the-art AI forecasts.

We use cutting edge cross-disciplinary approaches to solve pressing problems. Guardian is our AI SaaS platform that addresses Big Data and Sensing Problems in Security, Energy & Health Care.

Rebel Space Technologies is a space and cybersecurity company developing autonomous threat recognition and response software for wireless communication networks. Our mission is to protect and optimize networks with intelligent systems, securing humanity's hyper-connected infrastructure from Earth to deep space.

JetZero is building the jetliner of the future.

Skyports Infrastructure is the leading enabler of Advanced Air Mobility (AAM), providing the critical link between the ground and the sky. The company designs, builds and operates take-off and landing infrastructure for air taxis, and partners with world-class electric vertical take-off and landing (eVTOL) vehicle manufacturers to enable safe, sustainable and efficient cargo and passenger flight operations within urban and suburban environments. 

Epsilon3 is the OS for spacecraft and complex operations. Epsilon3’s software platform manages complex operational procedures, saving operators time and reducing errors. If you’re running complex, high-stakes operations, Epsilon3 is for you. Epsilon3 is funded by Y Combinator and other world-class investors.

Founded in 2024, Scout AI is a venture-backed defense technology company building the AI brain for defense robotics. Fury, Scout's Vision-Language-Action foundation model, is engineered to transform uncrewed platforms into intelligent, mission-adaptive agents. Designed for use across ground, air, sea, and space domains, Fury enables warfighter-level reasoning and one-to-many robotic coordination. Headquartered in Silicon Valley with a center of excellence...

nnoflight is a Non-traditional Defense Contractor (NDC) founded in 2004. Innoflight offers state-of-the-art software-defined compact/ground radios, cryptographic and cyber secure systems and processing, networking and data storage avionics. Innoflight’s offered products include compact flight computers, payload interface electronics, network switches/routers, solid state data recorders, etc. Our core competency is secure Command, Control, Communications and Computers (C4) design through innovative implementation...

Inversion is developing low-cost, high cadence re-entry vehicles. Returning cargo & resources will be essential for humanity to continue to grow within low-earth orbit and beyond. We believe in a future where returning from space is as common as launching to space. Join us: https://boards.greenhouse.io/inversionspace

Building the frontline service to safeguard all off-earth operations.

Aalyria is creating, organizing and managing the world’s most advanced networks to enable connectivity everywhere at the speed of discovery. Aalyria brings together two technologies originally developed at Alphabet as part of its wireless connectivity efforts: atmospheric laser communications technology and a software platform for orchestrating networks across land, sea, air, space and beyond. It is backed by leading Silicon...