Top California Aerospace Startups (215)

At Revel, we are revolutionizing the way the world’s most critical hardware is controlled—across aerospace, automotive, energy, and manufacturing sectors. Our next-generation software stack combines an intuitive command/control interface, a specialized programming language tailored for hardware control, and a high-performance runtime environment. We empower engineers to build, test, and deploy critical systems rapidly, reliably, and safely.

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

We’re developing reusable vehicles that bring payloads home from orbit safely and precisely, enabling faster in-space manufacturing, global delivery, and entirely new capabilities in the space economy.

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...

Rangeview is building a modern casting platform to manufacture critical metal parts for aerospace, defense, and energy. We combine advanced software, automation, and materials science to reinvent how parts are designed and produced. Based in El Segundo, California, our team brings engineering, manufacturing, and technology together to build the foundry system that reindustrializes America.

Empirical Systems Aerospace, Inc. (ESAero), an aerospace engineering design and manufacturing company, specializes in cost-effective development of innovative and advanced concepts, with emphasis on simple honesty and a track record of commitment. Since 2003, ESAero has served the needs of the engineering industry through its work on military and commercial conceptual air vehicle designs, electric and hybrid propulsion system development,...

GaN Corporation (dba "Geeks and Nerds"​) is an employee-owned, Huntsville-based technology company that provides technical and management services to government and commercial customers in the areas of Cyber Security, Systems Engineering, Test & Evaluation, Software Engineering, and Information Technology. We are a nationally recognized company for our innovation (2012 Huntsville Chamber of Commerce Technology Business of the Year, 2013 IEEE...

Cannon is a multidisciplinary engineering and consulting firm founded in 1976 that delivers civil, mechanical, electrical, surveying, controls and construction management services. Serving land development, water resources, transportation, energy, industrial, municipal, aerospace & defense and public infrastructure clients, Cannon focuses on partnering with clients to deliver reliable, responsive solutions that emphasize safety, operability, maintainability and community impact.

Zachry Nuclear Engineering, Inc. provides comprehensive engineering, design, and project management services for the nuclear industry. The company supports the modification of existing nuclear power plants and the development of new facilities, including small modular reactors. With over 50 years of experience, it offers expertise in electrical, mechanical, structural, and controls engineering, as well as turnkey construction and maintenance services.

Point One Navigation provides Precise Location as a Service. Our offering is tailored for autonomous systems including self driving vehicles, commercial drones and other robotic applications where robust and high integrity localization is required.

Cowboy Space Corporation is an orbital infrastructure company building a space-based power grid for artificial intelligence. They develop vertically integrated systems, including solar-powered GPU data centers in Low Earth Orbit and purpose-built launch vehicles. By integrating the data center directly into the rocket's upper stage, the company aims to provide high-performance AI compute at a scale and speed that surpasses...

For over 25 years, Avidyne has been inventing new ways to make flying easier for pilots who fly small planes, business jets, helicopters and advanced air mobility aircraft. With all phases of design and manufacturing done in the USA we are headquartered in Melbourne, FL and have additional facilities in Westerville, OH, and Concord, MA. Experienced entrepreneur and pilot Dan...

Our current product offerings include Faucets, Fluid Controls & Water Systems, Cockpit Security Systems, Interior & Exterior Hardware, Door Latching systems, Flight Controls and Oxygen Systems

Centuria, recognized as a 2024 Top Workplace in the DC Metro Area by the Washington Post is a Service-Disabled Veteran-Owned Small Business (SDVOSB), headquartered in Reston, VA. Our company has been delivering IT, Engineering, and Scientific solutions to the Federal Government since 2002. We are a modern government contractor who embraces the power of data underscored by our work culture...

Lighter Than Air (LTA) Research is an aerospace research and development company building experimental and certified manned and remotely piloted airships. We are developing advanced technologies to dramatically increase the capabilities and lower the cost of 21st century airships. With these next-generation airships, we strive to improve humanitarian aid delivery and reduce carbon emissions, while providing economic opportunity and new jobs...

Atomus provides managed cybersecurity and compliance solutions for aerospace and defense organizations, especially small defense contractors. Its Aegis platform automates security controls and compliance documentation for standards such as NIST 800-171, DFARS 7012, ITAR, and CMMC across endpoints, servers, and cloud environments. The company supplements the software with expert support, monitoring, maintenance, and periodic cybersecurity and risk reviews to help...

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...

Impulse enables low-cost and nimble last-mile space payload delivery - access any orbit, reach other worlds.

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.

Revamp (www.revamp-eng.com) is the premier engineering firm for large-scale renewable energy projects. We provide reliable, high-quality designs through our unmatched experience and ultimate collaboration. By harnessing our passion, focus, and expertise, we strive to do our part in preserving the planet for future generations. We deliver industry-defining renewable energy solutions that span from development to energization within electrical, civil, structural,...