The aircraft engine manufacturers industry in the US focuses on designing, developing, and producing engines for various aircraft types, from commercial airliners to military jets. Companies in this sector, such as GE Aviation and Pratt & Whitney, provide advanced propulsion systems and integrate cutting-edge technology for improved performance and efficiency. As sustainability takes center stage, innovation is driving a shift towards electric and hybrid engines. The growing demand for fuel-efficient solutions highlights an ongoing commitment to reducing emissions and reshaping the future of aviation through technological advancements.


The investors listed represent a mix of venture capital, corporate entities, and private equity firms. Headquartered across major US cities like San Francisco and Washington, D.C., these investors vary in size, with some employing thousands while others operate with small teams. Founded between 1912 and 2023, their 2024 investments number from 1 to 802, reflecting aggressive engagement in the aircraft engine space. This mixture indicates a robust interest in technological innovation while addressing today's precision requirements in aerospace.


Top 13 Aircraft Engine Manufacturers Investors in the US


1. U.S. Department of Energy (DOE)

  • Website: energy.gov
  • Type: Corporate
  • Headquarters: Washington, D.C., District Of Columbia, United States (USA)
  • Founded year: 1977
  • Headcount: 10001+
  • Number of deals in 2024: 597
  • LinkedIn: u-s--department-of-energy

The U.S. Department of Energy (DOE) is a public entity established in 1977, responsible for overseeing national energy policy, energy production, and nuclear power research. It serves various stakeholders, including government entities and the public, by providing guidance on energy efficiency, funding opportunities, and conducting research to address energy challenges. In the context of aircraft engine manufacturers, the DOE has been involved in several significant transactions, providing grants to key players in the aerospace industry. For instance, in March 2024, the DOE awarded Pratt & Whitney a grant of $395,000, and GE Aerospace received $400,000 on the same day. Additionally, RTX was granted $200,000 in November 2024. These investments highlight the DOE's commitment to supporting innovation and development in the aircraft engine sector, particularly in projects that align with energy efficiency and advanced propulsion systems.


2. 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 through a structured program that includes 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 companies such as Wright Electric, which focuses on electric aircraft propulsion, and Boom Supersonic, which is developing supersonic passenger jets. These investments highlight Y Combinator's engagement in the aerospace sector, particularly in areas that intersect with aircraft engine technology.


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

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 been involved in several notable transactions in the aerospace sector, including a $13 million Series A investment in ZeroAvia, which focuses on hydrogen-electric powertrains for aircraft, and a $107 million Series B investment in Heart Aerospace, a company developing hybrid-electric airplanes. Additionally, they have invested in H3X Technologies, which is also working on electric propulsion systems, further emphasizing their commitment to innovative technologies in aviation.


4. Starburst


Starburst is a venture capital firm based in El Segundo, California, founded in 2012. It specializes in the aerospace and defense industry, providing startup acceleration, strategy consulting, and venture investments to help clients innovate and navigate the complexities of these sectors. Starburst's clientele includes startups, corporations, and government entities looking to enhance their technological capabilities and secure funding. Notable transactions include investments in ZeroAvia, which focuses on hydrogen-powered aviation solutions, and Ampaire, which is developing electric aircraft. These investments highlight Starburst's commitment to advancing technologies relevant to aircraft engines and the broader aerospace industry.


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 2024, Boeing announced its acquisition of Spirit AeroSystems for approximately $8.3 billion, which is significant as Spirit is a major supplier of aerostructures and components, including those related to aircraft engines. Additionally, Boeing finalized the acquisition of De Havilland Canada for US$130 million, further expanding its footprint in the aircraft manufacturing sector. These transactions highlight Boeing's strategic focus on enhancing its capabilities in the aerospace industry, including areas that intersect with aircraft engine manufacturing.


6. 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 focused on civil space programs and aeronautics research, founded in 1958. Based in Washington, D.C., NASA conducts space exploration missions and develops advanced spacecraft while also supporting the International Space Station. In recent years, NASA has been actively involved in funding projects that enhance aircraft propulsion technologies. Notably, NASA awarded $179 million to GE Aviation and $74.3 million to MagniX as part of its Electric Powertrain Flight Demonstration (EPFD) program, aimed at developing electric propulsion technologies for aircraft. This funding is intended to introduce innovative propulsion systems to U.S. aviation fleets by 2035. Additionally, NASA has engaged with other aerospace companies, such as Boeing, to support broader aerospace initiatives, further demonstrating its commitment to advancing aeronautics and aircraft engine technologies.


7. 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 based in Bethesda, Maryland, is a leading 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. In recent years, Lockheed Martin has made strategic investments in companies relevant to the aerospace sector. Notably, they invested $20 million in Sintavia, acquiring an 18% stake in the company, which specializes in additive manufacturing for advanced thermodynamic components used in aerospace applications, including those for the F-35 fighter jet. Additionally, Lockheed Martin Ventures led the Series A funding round for Electra.aero, a company focused on innovative aviation technologies, and participated in subsequent funding rounds for H3X Technologies, which is involved in electric propulsion systems. These transactions highlight Lockheed Martin's commitment to advancing technologies that are integral to aircraft engine manufacturing and aerospace innovation.


8. 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 Cleveland, Ohio-based aerospace manufacturer founded in 1993, specializing in engineered aerospace components. The company serves both commercial and military aircraft manufacturers and operators, providing critical components that ensure the safety and reliability of aircraft operations. TransDigm operates through a disciplined acquisition strategy, focusing on proprietary aerospace businesses with significant aftermarket content. Notable transactions include the acquisition of Arkwin Industries for $286 million, which enhances their portfolio in aerospace components, and the acquisition of Calspan Corporation for approximately $725 million, a company that provides testing and technology development services primarily for the aerospace and defense industry. These acquisitions reflect TransDigm's commitment to expanding its capabilities in the aerospace sector, particularly in areas relevant to aircraft engines.


9. 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 workforce of over 10,000 employees. The company has made significant strides in the aerospace sector through strategic acquisitions, including B&S Aircraft, Muirhead Aerospace Limited, Southern Aeroparts Inc, Aero Components International Corp., and Drake Air. These acquisitions have bolstered AMETEK's capabilities in aerospace and defense, particularly in avionics repair services and aerospace aftermarket capabilities, positioning them as a notable player in the aircraft engine manufacturing ecosystem.


10. The Carlyle Group

  • Website: carlyle.com
  • Type: Private Equity
  • Headquarters: Washington, D.C., District Of Columbia, United States (USA)
  • Founded year: 1987
  • Headcount: 1001-5000
  • Number of deals in 2024: 25
  • LinkedIn: the-carlyle-group

The Carlyle Group Inc. is a prominent investment management firm founded in 1987, specializing in private equity, real assets, and private credit. With a global presence and a workforce of 1001-5000 employees, Carlyle serves a diverse range of institutional investors, including pension funds and sovereign wealth funds, by providing tailored investment solutions across alternative asset classes. In the aerospace sector, Carlyle has made significant investments, including the acquisition of StandardAero, a key player in aircraft engine maintenance and repair, and Paradigm Precision, which specializes in manufacturing precision components for aircraft engines. Additionally, their investment in Nordam Group, an aerospace repair and manufacturing company, underscores their focus on supporting companies that are integral to the aircraft engine industry. These strategic acquisitions reflect Carlyle's expertise and commitment to driving long-term value in the aerospace sector.


11. 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 serves major airlines and military organizations, providing essential components and solutions that enhance operational efficiency and safety in aviation. In 2023, Heico made headlines with its acquisition of Wencor Group for $2.05 billion, marking its largest purchase to date, which is expected to strengthen its position in the aerospace aftermarket. Additionally, Heico has acquired Blue Aerospace, a supplier of military aircraft parts, and Aeroworks, a parts maker with international operations, further expanding its footprint in the aircraft components market. These strategic acquisitions underscore Heico's commitment to quality and innovation in the aerospace and defense sectors, making it a trusted partner in the industry.


12. 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. In 2024, Liquid 2 Ventures has been particularly active, with 91 investments. Notably, they have invested in H3X Technologies, which raised $20 million in a Series A round for developing ultra high power density motor drives for electric aircraft. They also participated in funding rounds for Stralis Aircraft and Destinus, the latter focusing on hydrogen-powered supersonic flight, showcasing their interest in innovative aerospace technologies that could impact aircraft propulsion systems.


13. Breakthrough Energy


Breakthrough Energy is a not-for-profit organization founded in 2015, based in Kirkland, Washington, dedicated to accelerating the transition to a net-zero economy. They focus on supporting innovative technologies and advocating for policies that promote clean energy solutions. In 2024 alone, they made 38 investments, showcasing their active role in the clean energy sector. Notably, Breakthrough Energy has been involved in multiple funding rounds for ZeroAvia, a company that is pioneering hydrogen fuel cell technology for aircraft engines. Their investments include a Series C round where ZeroAvia raised $34 million in September 2024, and previous rounds where they contributed to a total of $130 million raised across Series A and B rounds. This involvement highlights Breakthrough Energy's commitment to advancing sustainable aviation technologies, making them a relevant player in the aircraft engine manufacturing investment landscape.



Aircraft Engine Manufacturers Insights: Key Investors in the US


InvestorHeadquarterSizeFoundedDeals 2024
U.S. Department of Energy (DOE)Washington, D.C., District Of Columbia, United States (USA)10001+1977597
Y CombinatorSan Francisco, California, United States (USA)51-2002005802
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
NASA - National Aeronautics and Space AdministrationWashington, D.C., District Of Columbia, United States (USA)10001+195824
Lockheed MartinBethesda, Maryland, United States (USA)10001+191219
TransDigm Group Inc.Cleveland, Ohio, United States (USA)10001+19932
AmetekBerwyn, Pennsylvania, United States (USA)10001+19301
The Carlyle GroupWashington, D.C., District Of Columbia, United States (USA)1001-5000198725
HeicoHollywood, Florida, United States (USA)1001-500019572
Liquid 2 VenturesSan Francisco, California, United States (USA)1-10201591
Breakthrough EnergyKirkland, Washington, United States (USA)51-200201538


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