The aerospace and defence industry in the US is a cutting-edge sector primed for innovation and growth. This vibrant industry includes various players, from aerospace manufacturers and defense contractors to technology firms focused on advancing military capabilities. Companies here craft everything from commercial airplanes and military jets to satellites and drones. With increasing emphasis on national security and emerging technologies like hypersonic flight and AI, investment and development are on the rise. Recent trends point to a surge in collaboration between legacy manufacturers and agile startups, reshaping the future of air and space technology.


This list showcases a mix of corporate giants and venture capital firms as the key aerospace and defence investors in the United States. Investors span notable locations like Arlington, Virginia, and San Francisco, California, with company sizes ranging from smaller startups to employee giants with over 10,000 staff. Founded between 1930 and 2023, these firms collectively made significant investments, totaling over 400 deals in 2024 alone, underscoring their commitment to shaping the next era of aerospace and defence technologies.


Top 15 Aerospace and Defence Investors in the US


1. Y Combinator

  • Website: ycombinator.com
  • Type: Venture Capital
  • Headquarters: San Francisco, California, United States (USA)
  • Founded year: 2005
  • Headcount: 51-200
  • Number of deals in 2024: 802
  • LinkedIn: y-combinator

Y Combinator is a prominent startup accelerator and venture capital firm based in San Francisco, California, founded in 2005. It provides funding and mentorship to early-stage technology companies, helping entrepreneurs launch and grow their businesses through structured programs, resources like the Startup School, and co-founder matching services. Y Combinator has successfully launched over 4,000 startups, making it a key player in the technology startup ecosystem. Notably, Y Combinator has invested in aerospace-related companies such as Wright Electric, which focuses on developing electric aircraft, and Relativity Space, which is revolutionizing rocket manufacturing with 3D printing technology. These investments highlight Y Combinator's engagement in the aerospace sector, showcasing its commitment to supporting innovative solutions in this field.


2. NASA - National Aeronautics and Space Administration

  • Website: nasa.gov
  • Type: Corporate
  • Headquarters: Washington, D.C., District Of Columbia, United States (USA)
  • Founded year: 1958
  • Headcount: 10001+
  • Number of deals in 2024: 24
  • LinkedIn: nasa

The National Aeronautics and Space Administration (NASA) is a public entity established in 1958, headquartered in Washington, D.C. It is dedicated to civil space programs and aeronautics research, conducting space exploration missions and supporting the International Space Station. NASA has been involved in numerous significant transactions within the aerospace and defense industry. For instance, it finalized a $3.2 billion contract with Boeing for the production of core and upper stages for the Space Launch System (SLS) rockets, which are crucial for future Artemis missions to the Moon and beyond. Additionally, NASA awarded substantial funding to Northrop Grumman and other companies for developing commercial space station concepts, highlighting its commitment to advancing space infrastructure. Furthermore, NASA has invested in electric propulsion technologies through grants to companies like GE Aviation, aiming to innovate U.S. aviation fleets by 2035. These transactions illustrate NASA's active engagement and investment in the aerospace and defense sectors, making it a significant investor in these fields.


3. Deep Tech Fund (an Alumni Ventures Fund)

  • Website: av.vc
  • Type: Venture Capital
  • Headquarters: Manchester, New Hampshire, United States (USA)
  • Founded year: 2023
  • Headcount: 51-200
  • Number of deals in 2024: 258
  • LinkedIn: deep-tech-fund-av-focused-fund

The Deep Tech Fund (an Alumni Ventures Fund) is a venture capital firm based in Manchester, New Hampshire, founded in 2023. It provides accredited investors and institutions with access to professionally-managed, diversified venture portfolios, leveraging a network of over 10,000 investors to connect them with high-quality investment opportunities in the startup ecosystem. The fund has made significant investments in the aerospace sector, including a $70 million Series B investment in Vector Launch, which specializes in launch vehicle technology, and a $15.9 million venture round in Venus Aerospace, a company focused on hypersonic flight. Additionally, the fund has invested in Vantage Robotics and Ghost Robotics, both of which have applications in aerospace and defence, further solidifying its relevance in this industry.


4. Starburst


Starburst is a venture capital firm based in El Segundo, California, founded in 2012. It specializes in the aerospace and defense industry, offering services such as startup acceleration, strategy consulting, and venture investments. Starburst aims to help clients, including startups, corporations, and government entities, innovate and navigate the complexities of the aerospace and defense sectors. Notable transactions include their investment in Destinus, a Swiss startup focused on hydrogen-powered supersonic flight, which raised $29 million in February 2022. They also invested in Ravyn Technology, which raised $400,000 in November 2019, and Canopy Aerospace, which secured funding in April 2022. Additionally, Starburst has been involved with Atomic-6, an innovative aerospace company that raised $9.2 million in January 2024, showcasing their active role in supporting advancements in aerospace technology.


5. Boeing

  • Website: boeing.com
  • Type: Corporate
  • Headquarters: Arlington, Virginia, United States (USA)
  • Founded year: 2002
  • Headcount: 10001+
  • Number of deals in 2024: 7
  • LinkedIn: boeing

The Boeing Company, founded in 2002 and headquartered in Arlington, Virginia, is a leading aerospace manufacturer that designs, manufactures, and sells a wide range of products including airplanes, rotorcraft, rockets, and satellites. Boeing serves commercial airlines, government agencies, and military organizations, providing innovative solutions to ensure safe and efficient air travel and defense capabilities. In recent years, Boeing has made significant investments and acquisitions to strengthen its position in the aerospace and defense sector. Notably, they acquired Spirit AeroSystems for approximately $8.3 billion, which is expected to enhance their manufacturing capabilities. Additionally, Boeing's acquisition of Aurora Flight Sciences, a leader in autonomous flight technology, reflects their commitment to advancing aerospace innovation. Furthermore, Boeing HorizonX Ventures led a Series B funding round for Accion Systems, which focuses on developing advanced thrusters for satellites, showcasing their active role in supporting emerging aerospace technologies.


6. Lockheed Martin

  • Website: lockheedmartin.com
  • Type: Corporate
  • Headquarters: Bethesda, Maryland, United States (USA)
  • Founded year: 1912
  • Headcount: 10001+
  • Number of deals in 2024: 19
  • LinkedIn: lockheed-martin

Lockheed Martin Corporation, founded in 1912 and headquartered in Bethesda, Maryland, is a prominent defense contractor specializing in aerospace and military technologies. The company provides advanced solutions to government entities, including the U.S. Department of Defense and foreign governments, focusing on enhancing national security through innovative products like the F-35 and various missile systems. Lockheed Martin has been actively involved in strategic acquisitions to bolster its capabilities in the aerospace and defense sectors. Notable transactions include the acquisition of Gyrocam Systems, which develops gyrostabilized optical surveillance systems for military applications, and Procerus Technologies, enhancing their unmanned systems portfolio. Recently, Lockheed Martin announced a definitive agreement to acquire Terran Orbital for approximately $450 million, aimed at strengthening its satellite manufacturing capabilities. Additionally, they invested $100 million in Terran Orbital through convertible notes and warrants, further demonstrating their commitment to advancing aerospace technologies.


7. TransDigm Group Inc.

  • Website: transdigm.com
  • Type: Corporate
  • Headquarters: Cleveland, Ohio, United States (USA)
  • Founded year: 1993
  • Headcount: 10001+
  • Number of deals in 2024: 2
  • LinkedIn: transdigm-goup-inc-

TransDigm Group Incorporated is a corporate investor based in Cleveland, Ohio, specializing in the aerospace manufacturing sector. Founded in 1993, the company focuses on engineered aerospace components that are essential for the safety and reliability of aircraft operations. TransDigm operates through a disciplined acquisition strategy, targeting proprietary aerospace businesses with significant aftermarket content. Notable transactions include the acquisition of Data Device Corp. for $1 billion, which specializes in high-reliability databus and power controller products for aerospace and defence applications. In 2023, TransDigm completed the acquisition of Calspan Corporation for approximately $725 million, a company providing testing and technology development services primarily for the aerospace and defence industry. Other significant acquisitions include Chelton Limited, Arkwin Industries, and Airborne Systems, further solidifying TransDigm's position in the aerospace and defence market.


8. Liquid 2 Ventures

  • Website: liquid2.vc
  • Type: Venture Capital
  • Headquarters: San Francisco, California, United States (USA)
  • Founded year: 2015
  • Headcount: 1-10
  • Number of deals in 2024: 91
  • LinkedIn: liquid-2-ventures

Liquid 2 Ventures is a venture capital firm based in San Francisco, California, founded in 2015. The firm specializes in investing in technology startups at the pre-seed and seed stages, as well as growth-stage companies. They provide capital, mentorship, and access to a vast network of industry insiders to help founders navigate their entrepreneurial journeys. Notably, Liquid 2 Ventures has made significant investments in the aerospace and defence sector, including a seed round for Anduril Industries, a company focused on defense technology, and multiple funding rounds for Destinus, a Swiss startup developing hydrogen-powered supersonic flight. Additionally, they invested in Quindar, which provides mission management software for satellite constellations, further emphasizing their engagement in aerospace-related technologies. Their focus on supporting exceptional founders to build lasting companies extends to the aerospace and defence industry, making them a relevant player in this space.


9. United States Department of Defense

  • Website: defense.gov
  • Type: Corporate
  • Headquarters: Washington, D.C., District Of Columbia, United States (USA)
  • Founded year: 1949
  • Headcount: 10001+
  • Number of deals in 2024: 53
  • LinkedIn: deptofdefense

The United States Department of Defense (DoD) is a public entity established in 1949, headquartered in Washington, D.C. It is responsible for national security and military operations, providing military forces and services to deter war and ensure the safety of the nation. The DoD serves government entities and allied nations, focusing on military readiness and disaster response efforts. In 2024 alone, the DoD made 53 investments, primarily in the form of grants to companies in the aerospace and defense sector. Notable transactions include a $72 million grant to Northrop Grumman, a $14.3 million grant to Anduril Industries, and a $20 million grant to Vantage Robotics. These investments highlight the DoD's commitment to advancing military technology and capabilities, making it a key investor in the aerospace and defense industry.


10. Heico

  • Website: heico.com
  • Type: Corporate
  • Headquarters: Hollywood, Florida, United States (USA)
  • Founded year: 1957
  • Headcount: 1001-5000
  • Number of deals in 2024: 2
  • LinkedIn: heico-aerospace

HEICO Corporation is a leading aerospace manufacturer based in Hollywood, Florida, specializing in FAA-approved aircraft replacement parts and repair services. Founded in 1957, Heico has established itself as a trusted partner in the aerospace and defence sectors, serving major airlines and military organizations. The company has made significant acquisitions to bolster its position in these industries, including the recent acquisition of Wencor Group for $2.05 billion, which is expected to enhance its offerings in aerospace components. Other notable transactions include the acquisition of VPT, Inc., which strengthens its electronic technologies division, and Blue Aerospace, LLC, a key supplier of military aircraft parts. Heico also acquired Carbon by Design, a composites manufacturer focused on commercial launch vehicles and spacecraft, further expanding its footprint in the aerospace market. These strategic moves underscore Heico's commitment to operational efficiency and safety in aviation, making it a relevant player in the aerospace and defence investment landscape.


11. Advantage Capital


Advantage Capital is a venture capital firm based in New Orleans, Louisiana, founded in 1992. The firm specializes in providing equity and debt financing to small businesses, with a strong emphasis on supporting entrepreneurs in underserved communities. Their investment strategy includes flexible capital solutions aimed at fostering growth in various sectors, including agribusiness, solar projects, and affordable housing. Notably, Advantage Capital has been involved in several transactions within the aerospace sector, particularly with ACT Aerospace, where they provided debt financing on multiple occasions (2015, 2016, and 2018). This demonstrates their capability and interest in supporting companies in the aerospace industry, alongside their broader investment portfolio.


12. IQT (In-Q-Tel)

  • Website: iqt.org
  • Type: Venture Capital
  • Headquarters: Arlington, Virginia, United States (USA)
  • Founded year: 1999
  • Headcount: 51-200
  • Number of deals in 2024: 24
  • LinkedIn: in-q-tel

In-Q-Tel (IQT) is a not-for-profit venture capital firm founded in 1999, based in Arlington, Virginia. It specializes in investing in technology startups that can enhance U.S. national security. IQT partners with various government agencies to identify and support innovative solutions in areas such as software, materials sciences, and aerospace technologies. Notably, IQT participated in the $100 million Series B funding round for Hermeus, a company focused on developing advanced aircraft, which highlights its commitment to the aerospace sector. Additionally, IQT has invested in companies like SpotterRF and Advanced Navigation, which are involved in technologies that can be applied in defense contexts. These transactions demonstrate IQT's active role in fostering innovation that supports both aerospace and defense industries.


13. Ametek

  • Website: ametek.com
  • Type: Corporate
  • Headquarters: Berwyn, Pennsylvania, United States (USA)
  • Founded year: 1930
  • Headcount: 10001+
  • Number of deals in 2024: 1
  • LinkedIn: ametek

AMETEK, Inc. is a manufacturer specializing in electronic instruments and electromechanical devices, providing advanced analytical and measurement solutions to various sectors, including aerospace, energy, and medical. Founded in 1930 and based in Berwyn, Pennsylvania, Ametek has a strong focus on innovation and operational excellence. Notably, Ametek has made significant acquisitions in the aerospace and defense sectors, including:1. **Abaco Systems**: Acquired for $1.35 billion in cash in March 2021, Abaco is an embedded computing systems provider that enhances Ametek's offerings in aerospace and defense.2. **Muirhead Aerospace Limited**: Acquired in November 2008, this UK-based manufacturer specializes in motion technology products and avionics repair services, further strengthening Ametek's capabilities in the aerospace and defense markets.3. **Southern Aeroparts Inc**: Acquired in December 2006, this transaction also aligns with Ametek's strategy to expand its presence in the aerospace sector.4. **B&S Aircraft** and **Advanced Industries**: Both acquired in 2007, these companies contribute to Ametek's diverse portfolio in aerospace applications.Through these strategic acquisitions, Ametek has positioned itself as a significant player in the aerospace and defense industries, addressing complex challenges faced by its customers with a diverse range of products and services.


14. Lux Capital

  • Website: luxcapital.com
  • Type: Venture Capital
  • Headquarters: New York, New York, United States (USA)
  • Founded year: 2000
  • Headcount: 11-50
  • Number of deals in 2024: 47
  • LinkedIn: lux-capital

Lux Capital is a venture capital firm based in New York, specializing in investing in science and technology companies. Founded in 2000, the firm provides venture capital investment and advisory services to startups across various innovative sectors, helping them navigate challenges and achieve growth. Notably, Lux Capital has been actively involved in the aerospace and defense sector, particularly through its investments in Anduril Industries, a leading defense technology company. Lux Capital participated in several funding rounds for Anduril, including a $200 million Series C in July 2020, a $450 million Series D in June 2021, and a substantial $1.48 billion Series E in December 2022. These transactions highlight Lux Capital's commitment to supporting companies at the forefront of technological advancements in the defense industry, making them a relevant player in the aerospace and defense investment landscape.


15. Airbus Ventures

  • Website: airbusventures.vc
  • Type: Venture Capital
  • Headquarters: Menlo Park, California, United States (USA)
  • Founded year: 2016
  • Headcount: 1-10
  • Number of deals in 2024: 8
  • LinkedIn: airbus-ventures

Airbus Ventures is a venture capital firm founded in 2016, located in Menlo Park, California. The firm specializes in investing in deep tech startups, particularly in sectors such as aerospace, autonomous mobility, and advanced materials. Airbus Ventures provides not only capital but also strategic support to entrepreneurs, helping them navigate the challenges of bringing innovative technologies to market. Notable transactions include investments in Venus Aerospace, which raised over $15 million to develop advanced aerospace technologies, and Helicity Space, which secured $5 million in seed funding to advance its proprietary technology in the commercial space sector. Additionally, Airbus Ventures has participated in funding rounds for Quantum Systems, a company specializing in AI-powered drone robotics, further highlighting its commitment to the aerospace and defence industry.



Aerospace and Defence Insights: Key Investors in the US


InvestorHeadquarterSizeFoundedDeals 2024
Y CombinatorSan Francisco, California, United States (USA)51-2002005802
NASA - National Aeronautics and Space AdministrationWashington, D.C., District Of Columbia, United States (USA)10001+195824
Deep Tech Fund (an Alumni Ventures Fund)Manchester, New Hampshire, United States (USA)51-2002023258
StarburstEl Segundo, California, United States (USA)51-20020123
BoeingArlington, Virginia, United States (USA)10001+20027
Lockheed MartinBethesda, Maryland, United States (USA)10001+191219
TransDigm Group Inc.Cleveland, Ohio, United States (USA)10001+19932
Liquid 2 VenturesSan Francisco, California, United States (USA)1-10201591
United States Department of DefenseWashington, D.C., District Of Columbia, United States (USA)10001+194953
HeicoHollywood, Florida, United States (USA)1001-500019572
Advantage CapitalNew Orleans, Louisiana, United States (USA)51-20019925
IQT (In-Q-Tel)Arlington, Virginia, United States (USA)51-200199924
AmetekBerwyn, Pennsylvania, United States (USA)10001+19301
Lux CapitalNew York, New York, United States (USA)11-50200047
Airbus VenturesMenlo Park, California, United States (USA)1-1020168


Want to find more investors focusing on the aerospace and defence industry?

If you want to find more investors that are active in the aerospace and defenceindustry, you can do that with Inven. We built this list and analysis throughInven's Investor Search, and there are a lot more private equity, venturecapital, and corporate investors like these globally.

With Inven, you'll also get to know:

  • Deal History: Number of deals and their sizes.
  • Portfolio: Companies they've invested in.
  • Contact data: Key dealmakers, including their emails and phonenumbers.
  • ...and much more!