Top California Defense Companies (34)

Anduril is a defense products company. Unlike most defense companies, we don’t wait for our customers to tell us what they need. We identify problems, privately fund our R&D and sell finished products off the shelf. Ideas are turned into deployed capabilities in months, not years.

Improving the future and protecting lives is an ambitious mission, but it’s what we do. As a leading aerospace, defense, and security company, we work together to deliver a full range of products and services for air, land, space, and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. How we work is rooted...

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just...

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...

STR makes the world a safer place by developing technology and applying it to solve emerging national security challenges.

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

The peaceful use of space is essential for continued prosperity on Earth—from communications and finance to navigation and logistics. True Anomaly builds innovative technology at the intersection of spacecraft, software, and AI to enhance the capabilities of the U.S., its allies, and commercial partners. We safeguard global security by ensuring space access and sustainability for all.

Space Kinetic is focused on our nation’s most urgent national security priorities. Our goal is to rethink space operations down to first principles to deliver game-changing capabilities for missile defense and space superiority.

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...

Govini builds software to accelerate the Defense Acquisition Process. Ark, Govini’s flagship product, is a suite of AI-enabled applications, powered by integrated government and commercial data, that solves problems across the entire spectrum of Defense Acquisition, including Supply Chain, Science & Technology, Production, Sustainment, and Modernization. With Ark, the Acquisition community eliminates slow, manual processes and gains the ability to...

Our goal is to deliver composite parts faster than any other supplier in the market. We want to continually impress our customers with our speed, quality, and responsiveness to their needs.

Making previously impossible missions possible

We are engineers and technicians. Skilled scientists and thinkers. Bold innovators and dreamers. We work on advanced technologies that will transform aerospace as we know it. We’re the leading manufacturer of defense, space and security systems, commercial jetliners, and service provider of aftermarket support.

Umbra builds next-generation space systems that observe the Earth in unprecedented fidelity. Our mission: Deliver global omniscience. To stay ahead of climate change, geopolitical risk, and other major crises and issues, we need a global understanding of what is changing, where, and how fast. Umbra provides easy access to the highest quality commercial satellite data available, which is an indispensable tool for...

Honeybee Robotics specializes in creating novel exploration systems for the most extreme environments and advanced motion control solutions for NASA, defense, and commercial programs. Our work has played a critical role in thousands of projects spanning from conceptual design studies to flight missions, including NASA's Artemis I Mission and the Roman Space Telescope. We look to "Touch Life" by supporting...

We are building the future of modular, open-source architectures supporting the Department of Defense requirements to create Affordable Mass. Firestorm is redefining military expectations for on-site modularity to support the widest array of mission areas.

Starseed AI is the proprietary multi-modal fusion AI platform for external cybersecurity and intelligence, designed to empower organizations with cutting-edge solutions that safeguard their reputation, foster secure environments, and enable informed decision-making.

Semantic AI is leveraging cutting-edge computational performance to connect, add value to, and present data and information in ways that augment how human analysts rapidly build understanding and form better decisions. With our deep background in knowledge transfer, Semantic AI has always focused on making humans, not machines, smarter. Powered by a context engine, our technology helps your organization make...

Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. From climate monitoring to national security, Muon Space is dedicated to delivering Earth intelligence for a...

Sift is building the observability platform for the next generation of machines. Founded by former SpaceX engineers and software leaders from across high-scale industries, Sift provides a unified observability platform that enables hardware teams to develop, test, and operate complex machines with speed and confidence. From rockets and autonomous vehicles to energy infrastructure and lunar rovers, Sift equips engineers with tools...