128 indexable Aerospace Engineering and Design Services companies headquartered in California, United States, ranked by total equity funding and recent funding momentum. Combined disclosed equity funding of $121.2M across 10 funded companies, including 1 unicorn.
| # | Company | Funding | Valuation | Stage | Latest round | Employees | Founded | Momentum |
|---|---|---|---|---|---|---|---|---|
| 1 |
K2 Space
Unicorn Provider of aerospace hardware products designed services |
$65.5M | — | Series C | Series C Mar 2026 | — | 2004 | ↑ Active |
| 2 |
JetZero
Governmental organization for airlines and efficient jets |
$31M | — | Series B | Series B Jan 2026 | 75 | 2020 | ↑ Active |
| 3 |
Navier
Provider of aerospace engineering and mechanical services |
$500K | — | Seed | Seed Dec 2025 | — | 2023 | ↑ Active |
| 4 |
Aerhart
Provider of advanced technological solutions for the aerospace and defense industries |
$550K | — | Funding Raised | Grant (prize money) Feb 2025 | — | 2017 | ↑ Active |
| 5 |
Giga-tronics
Provider of advanced test and measurement solutions for electronic warfare and radar applications |
$17.1M | — | Public | Post IPO Jan 2023 | — | 1980 | — |
| 6 |
General Autonomy
Manufacturer of aerospace components and integrator of data fusion and sensing |
$3M | — | Seed | Seed Nov 2023 | — | 2013 | — |
| 7 |
Pacific Science & Engineering Group, Inc.
Pacific Science & Engineering specializes in human factors engineering, ergonomics, and human system integration. |
$2.9M | — | Funding Raised | Grant (prize money) Jun 2021 | 70 | 1984 | — |
| 8 |
Exquadrum
Provider of space launch vehicle design |
$480K | — | Acquired | Grant (prize money) Jul 2010 | — | 2002 | — |
| 9 |
Swift Engineering
Developer of technologies for unmanned aerial systems and components |
$150K | — | Acquired | Grant (prize money) Sep 2021 | 124 | 1983 | — |
| 10 |
iMetalx
Offers aerospace designing and engineering services |
$20K | — | Seed | Seed 2023 | — | 2013 | — |
| 11 |
AeroFuse
Provider of aerospace engine designe services |
— | — | Seed | Seed 2022 | — | 2022 | — |
| 12 |
STI
Provider of aerospace engineering and design services |
— | — | Acquired | Grant (prize money) Aug 2020 | 36 | 1957 | — |
| 13 |
aae aerospace
Aae aerospace is a world leader in rocket propulsion insulation and composite structure technologies. |
— | — | Acquired | — | 55 | 1967 | — |
| 14 |
ACPT
Developer of composite products |
— | — | Acquired | — | 1 | 1977 | — |
| 15 |
Adams Rite Aerospace
Aviation and aerospace component manufacturing company |
— | — | Unfunded | — | 101 | 1896 | — |
| 16 |
aero bending company
Aero Bending Company is a California based tube bending & sheet metal fabrication specialist. |
— | — | Acquired | — | 21 | 1944 | — |
| 17 |
aero-k
Aero-K provides contract precision machining and assemblies to the aerospace, medical, and energy-generating industries. |
— | — | Acquired | — | 45 | 1984 | — |
| 18 |
aeroflite enterprises
AeroFlite Enterprises is a distributor of aircraft electrical components that offers amphenol air LB to airframe manufacturers. |
— | — | Private | — | 6 | 1977 | — |
| 19 |
aerofoam industries
Aerofoam Industries is an aerospace manufacturing firm that offers aircraft interior plastic, dress cover, interior foam, and seat cushions. |
— | — | Private | — | 73 | 2000 | — |
| 20 |
Aerospace Engineering
Provider of structural components, propulsion systems, and avionics for aerospace applications |
— | — | Unfunded | — | 110 | 2011 | — |
| 21 |
Alatus Aerosystems
Offers aerospace machining and assembling services |
— | — | Funding Raised | — | 152 | 1997 | — |
| 22 |
All Metals Processing
Provides metal finishing and inspection design services for the aerospace |
— | — | Funding Raised | — | 53 | 1961 | — |
| 23 |
AMC
Metal distributor supplying commercial grade titanium, stainless steel, aluminum, and nickel |
— | — | Unfunded | — | — | 2014 | — |
| 24 |
amratec engineering
AMRATEC Engineering manufactures machined components and assemblies for the aerospace, satellite, commercial, and defense industries. |
— | — | Private | — | 11 | 1977 | — |
| 25 |
AMRO
Manufacturer and Supplier of machined parts & tools for the defense sector |
— | — | Funding Raised | — | 84 | 1977 | — |
| 26 |
applied aerospace structures corporation (aasc)
Applied Aerospace Structures Corporation (AASC) is an aviation & aerospace firm providing complex composite and metal bonded structures. |
— | — | Private | — | 360 | 1954 | — |
| 27 |
Arden Engineering
Provider of aero equipment and components manufacturing services |
— | — | Acquired | — | 120 | 1979 | — |
| 28 |
Argo-Tech
Provider of aircraft fuel component services |
— | — | Acquired | — | 736 | 1986 | — |
| 29 |
arrowhead products
Arrowhead Products designs, tests, manufactures and sells high-pressure metallic systems and low-pressure systems for the aviation industry. |
— | — | Acquired | — | 490 | 1937 | — |
| 30 |
ASTECH Engineered Products
Provider of aerospace design and engineering services |
— | — | Acquired | — | 165 | 1947 | — |
| 31 |
astro-tek industries
Astro-Tek is a manufacturer of components and parts for aerospace and defense companies. |
— | — | Acquired | — | 29 | 2005 | — |
| 32 |
AstroLabs Enterprise
Provider of co-working spaces |
— | — | Funding Raised | — | — | 2016 | — |
| 33 |
Aurora Casting and Engineering
Provider of mental health services for individuals and families |
— | — | Unfunded | — | — | 2011 | — |
| 34 |
b&e manufacturing company
B&E Manufacturing Company Specialize in Manufacturing Straight Hydraulic Fluid Fittings, Nuts and Custom Parts to Drawings Specifications. |
— | — | Acquired | — | 130 | 1981 | — |
| 35 |
Bandy Manufacturing
Manufacturer of aerospace bandy products |
— | — | Acquired | — | 15 | 1953 | — |
| 36 |
cadence aerospace
Cadence offers a product portfolio of highly complex aerospace components and assemblies. |
— | — | Private | — | 124 | — | — |
| 37 |
cal precision
CAL Precision is an aerospace manufacturing firm. |
— | — | Private | — | — | 1998 | — |
| 38 |
Caliber Aero
Designs and manufactures aerospace bushing and related hardware products |
— | — | Funding Raised | — | 6 | 2012 | — |
| 39 |
California Amforge
Provider of aerospace parts manufacturing services |
— | — | Acquired | — | 112 | 1952 | — |
| 40 |
california screw products
California Screw Products is a manufacturer of commercial and military aerospace products. |
— | — | Acquired | — | 50 | 1984 | — |
| 41 |
Cardic Machine
Provider of aerospace engineering services |
— | — | Acquired | — | — | 1951 | — |
| 42 |
cherry aerospace
Cherry Aerospace specializes in the design and manufacture of fastening systems for the aerospace industry. |
— | — | Acquired | — | 500 | 1940 | — |
| 43 |
CIRCOR Aerospace
Provider of aerospace design & engineering services |
— | — | Unfunded | — | 591 | 1999 | — |
| 44 |
continental forge
Continental Forge is one of the aluminum forgers in the industry and has a heartfelt commitment to its customers. |
— | — | Acquired | — | — | 1968 | — |
| 45 |
coronado manufacturing
Coronado Manufacturing engages in the production of precision-machined components for the aerospace industry. |
— | — | Private | — | — | 1959 | — |
| 46 |
Crissair
Provider of aircraft fluid control components manufacturing services |
— | — | Unfunded | — | 132 | 1954 | — |
| 47 |
crown precision machining
Located in Irwindale, CA, Crown Precision is a state-of-the-art CNC machine shop specializing in high-precision CNC turning. |
— | — | Acquired | — | 9 | 1984 | — |
| 48 |
CSA Engineering
Provider of analysis, design, and production services for aerospace vehicles, structures, and components |
— | — | Acquired | — | — | 1982 | — |
| 49 |
D3 Technologies
Manufacturer of aviation and aerospace components |
— | — | Acquired | — | 350 | 1982 | — |
| 50 |
Desertjet
Provider of fixed-base operations, aircraft maintenance, and private jet charter |
— | — | Acquired | — | — | 2007 | — |
Provider of aerospace hardware products designed services
Governmental organization for airlines and efficient jets
Provider of aerospace engineering and mechanical services
Provider of advanced technological solutions for the aerospace and defense industries. It specializes in developing and delivering sophisticated systems and components. These offerings support various applications, including communication, navigation, and surveillance. The company focuses on engineering excellence and precision manufacturing to meet stringent industry requirements.
Provider of advanced test and measurement solutions for electronic warfare and radar applications. It offers high-speed signal generators, microwave components, and complete test systems. These solutions aid in resolving complex challenges in radar and electronic warfare development. Product lines include advanced signal generation and analysis platforms, real-time threat emulation systems, and specialized components
Manufacturer of aerospace components and integrator of data fusion and sensing. The company delivers operational and intelligence-based solutions to security and advanced technology systems manufacturers. It provides solutions to U.S. Government customers.
Pacific Science & Engineering Group is a small business headquartered in San Diego, California. Since our start in 1984, we have specialized in human factors engineering, ergonomics, and human systems integration for complex military and commercial systems. We create prototyped products in addition to delivering exceptional services.
Exquadrum is a provider of space launch vehicle design. The company offers space launch vehicle design, propellant development, gas-generator design, propulsion system testing, test facility design, non-lethal munitions development, and development of systems to neutralize chemical and biological weapons. It can be used in the air force, the missile defense agency, and the Defense threat reduction agency.
Developer of technologies for unmanned aerial systems and components. The company has developed Swift KillerBee products that consist of a 10-ft. wingspan, 15-hour endurance, and can carry a 60-lb payload. It has also developed the Swift020 Unmanned Air System (UAS) that consists of fixed-wing forward flight, and to reduce operational time and cost. It can be used in oil and gas, maritime, emergency services, deliver
Offers aerospace designing and engineering services
Developer of an air-breathing fusion engine designed to replace the chemical energy in jet fuel for true zero-emissions long-haul flights.
Provider of aerospace engineering and design services
OSTI
Pathbreaker Ventures
True West
Watson Family Investments
3M
ACP Partners
Alara Capital
Alaska Airlines
Alpine Space
Also Capital
Altimeter Capital
B Capital
Rankings are computed by Radar (Fliar BI) from the Radar company master and are updated periodically. Funding and momentum scores use disclosed equity-funding data only. Figures may lag private rounds. Last updated 2026-06-20.
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