The aviation maintenance industry in the US is crucial for ensuring the safety and performance of aircraft. This sector consists of various companies, including those specializing in repairs, parts manufacturing, and technical support for airlines, military branches, and private operators. As aviation technology evolves with advances in electric and hybrid-electric aircraft, demand for maintenance services that focus on sustainability and efficiency is on the rise. Notably, the industry contributes significantly to employment and economic growth, showcasing its importance to national infrastructure and transport networks.


The investors in our list include venture capital firms, corporate investors, and private equity groups, headquartered across various states such as New Hampshire, California, and New York. Since their foundation between 1957 and 2023, they've collectively funded over 1,000 aviation-related deals in 2024 alone. The sizes of these investors range from small firms with just a few employees to large operations with tens of thousands. Their varied investment strategies illustrate a keen interest in supporting innovations and growth within the aviation maintenance space.


Top 16 Aviation Maintenance 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, located in Washington, D.C. It oversees national energy policy, energy production, and nuclear power research, serving various stakeholders including government entities and the public. The DOE provides guidance on energy efficiency, funding opportunities, and conducts research to address energy challenges. In recent years, the DOE has been involved in several transactions relevant to the aviation sector, particularly in funding innovative projects aimed at improving energy efficiency in aviation. Notable transactions include grants to Pratt & Whitney and GE Aerospace, both of which are significant players in the aviation industry. Additionally, the DOE has supported projects like Ampaire's hybrid-electric Eco Caravan and Wright Electric's initiatives, which focus on developing advanced propulsion systems that could enhance aviation maintenance practices by promoting more efficient and sustainable technologies.


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, establishing itself as a key player in the technology startup ecosystem. Notably, Y Combinator has invested in companies within the aviation sector, such as Wright Electric, which focuses on developing electric aircraft, and Heart Aerospace, a Swedish company working on hybrid-electric airplanes. In 2024, Y Combinator participated in a Series B funding round for Heart Aerospace, which raised $107 million to advance its hybrid-electric aircraft, the ES-30. These investments highlight Y Combinator's commitment to fostering innovation in the aviation industry, particularly in areas that could impact aviation maintenance practices.


3. 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 is a leading aerospace manufacturer based in Arlington, Virginia, specializing in the design, manufacture, and sale of a wide range of aerospace products, including airplanes, rotorcraft, rockets, and satellites. Founded in 2002, Boeing serves commercial airlines, government agencies, and military organizations, providing innovative solutions for safe and efficient air travel and defense capabilities. In 2024, Boeing announced its acquisition of Spirit AeroSystems for approximately $8.3 billion, which is expected to enhance its manufacturing capabilities for aircraft components. Additionally, Boeing's venture capital arm, HorizonX, has invested in Robotic Skies, a startup that operates a global network of repair stations for drones, indicating a focus on expanding its maintenance services. The acquisition of De Havilland Canada for US$130 million aims to modernize manufacturing facilities and ensure the continuation of product lines, further integrating maintenance capabilities into Boeing's operations. Furthermore, the acquisition of Jeppesen Sanderson, a provider of flight information services, enhances Boeing's aviation services business, which is closely tied to maintenance and operational support. Overall, Boeing's strategic transactions reflect its commitment to strengthening its position in the aviation maintenance sector.


4. AssuredPartners

  • Website: assuredpartners.com
  • Type: Corporate
  • Headquarters: Orlando, Florida, United States (USA)
  • Founded year: 2011
  • Headcount: 10001+
  • Number of deals in 2024: 7
  • LinkedIn: assuredpartners

AssuredPartners is an insurance brokerage and risk management consulting firm founded in 2011, headquartered in Orlando, Florida. With over 10,000 employees, the firm provides a wide range of services including business insurance, employee benefits, and risk management solutions tailored to various industries. Notably, AssuredPartners has made significant strides in the aviation sector through its acquisition of Regal Aviation Insurance, which focuses on the general aviation community, indicating their commitment to serving the aviation maintenance industry. Additionally, their acquisition of other insurance groups, such as Founders Insurance Group and Alliance Insurance Partners, further demonstrates their expansive growth strategy in the insurance market, which includes sectors relevant to aviation maintenance.


5. 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 specializing in engineered aerospace components. Founded in 1993, the company serves both commercial and military aircraft manufacturers and operators by 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 Telair Cargo Group for $725 million, which enhances their capabilities in cargo handling solutions, and the acquisition of DART Aerospace for approximately $360 million, a leading provider of helicopter mission equipment solutions. These acquisitions reflect TransDigm's strategy to expand its proprietary aerospace businesses, which generate significant aftermarket revenue, further solidifying its role in the aviation maintenance sector.


6. 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. Starburst aims to help clients innovate and navigate the complexities of these sectors, serving a diverse clientele that includes startups, corporations, and government entities. Notable transactions include investments in companies like Robotic Skies, which focuses on drone services that could enhance maintenance operations, and ZeroAvia, which is developing hydrogen-powered aviation technology that may influence future maintenance practices. Their involvement in these innovative companies positions them as a relevant player in the aviation maintenance landscape.


7. 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, particularly in underserved communities. Their investment strategy includes venture capital, capital investment consulting, and management of investment funds. Notably, Advantage Capital has been involved in transactions such as Cross-Check Aviation, which raised funds in 2019, indicating their engagement in the aviation maintenance sector. Additionally, they have supported Habco through multiple rounds of debt financing and venture funding, although Habco's specific focus is not detailed in the provided information. This diverse investment approach showcases Advantage Capital's flexibility in supporting various industries, including aviation maintenance.


8. 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 significant transactions within the aviation sector, including a $107 million Series B funding for Heart Aerospace, a company developing hybrid-electric aircraft, and a $13 million Series A funding for ZeroAvia, which focuses on hydrogen fuel cell technology for aviation. These investments highlight the fund's interest in innovative solutions that could impact aviation maintenance and operations in the future.


9. VSE Corporation

  • Website: vsecorp.com
  • Type: Corporate
  • Headquarters: Miramar, Florida, United States (USA)
  • Founded year: 1959
  • Headcount: 1001-5000
  • Number of deals in 2024: 2
  • LinkedIn: vsecorp

VSE Corporation is a corporate investor based in Miramar, Florida, specializing in aftermarket distribution and repair services for the aviation and fleet sectors. Founded in 1959, the company has established itself as a key player in the aviation maintenance industry. In 2023, VSE Corporation acquired Desser Holding Company LLC, particularly its Desser Aerospace division, for $124 million, aiming to strengthen its presence in the aviation distribution and MRO markets. Additionally, in 2024, VSE completed the acquisition of Kellstrom Aerospace Group, Inc. for approximately $185 million, further enhancing its capabilities in the commercial aerospace aftermarket. Other notable transactions include the acquisition of Global Parts Group, Inc. in 2021, which expanded VSE's product distribution and repair capabilities in the business and general aviation market, and the acquisition of Turbine Controls, Inc. in 2024, valued at around $120 million. These strategic acquisitions underscore VSE Corporation's commitment to providing comprehensive maintenance and repair solutions in the aviation sector.


10. Warburg Pincus LLC

  • Website: warburgpincus.com
  • Type: Private Equity
  • Headquarters: New York, New York, United States (USA)
  • Founded year: 1966
  • Headcount: 501-1000
  • Number of deals in 2024: 24
  • LinkedIn: warburg-pincus

Warburg Pincus LLC is a leading global private equity firm based in New York, specializing in growth investments across various sectors, including healthcare, technology, and financial services. Founded in 1966, the firm manages over $83 billion in assets and has a diverse portfolio of more than 225 companies worldwide. In the aviation maintenance sector, Warburg Pincus has made notable investments, including the acquisition of Triumph Group in February 2025, which is involved in aerospace components and services. They also acquired Wencor Group in 2014, a provider of aftermarket aerospace components, and CAMP Systems International in 2005, which offers maintenance tracking and management solutions for aircraft. These transactions demonstrate Warburg Pincus's commitment to investing in the aviation maintenance industry and supporting its growth.


11. Government of Canada

  • Website: canada.ca
  • Type: Corporate
  • Headquarters: Canada, Kentucky, United States (USA)
  • Founded year: 1999
  • Headcount: 10001+
  • Number of deals in 2024: 137
  • LinkedIn: government-of-canada

The Government of Canada is a public entity that provides a wide range of services and information to Canadian citizens and residents, addressing various needs including employment, immigration, health care, and taxation. Founded in 1999, it operates through multiple departments and agencies to ensure access to essential services and support for individuals and businesses across the country. In the aviation sector, the Government of Canada has been active in providing financial support through grants to organizations such as the Alberta Aviation Council, which raised $186,000, and the Regina Flying Club, which secured $176,125. Additionally, it supported Canadian North with a substantial grant of $138 million, indicating a significant investment in the aviation industry, which encompasses maintenance and operational support. These transactions highlight the government's role in fostering the aviation sector, although its primary function remains that of a public service provider rather than a traditional investor.


12. Plug and Play Tech Center


Plug and Play Tech Center is an innovation hub and venture capital firm based in Sunnyvale, California, founded in 2006. They connect startups with corporations to foster growth and innovation, offering various programs including accelerator initiatives and investment opportunities primarily targeting the technology sector. In recent years, they have been involved in several transactions, including investments in companies like Unicoaero, which focuses on aviation technology. Unicoaero raised funds in both seed and pre-seed rounds, indicating Plug and Play's interest in the aviation maintenance industry. Additionally, they have invested in other technology startups, such as Ario Technologies and Evitado Technologies, showcasing their diverse portfolio while still maintaining a foothold in sectors that could intersect with aviation maintenance.


13. 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, founded in 1957 and based in Hollywood, Florida, is a leading aerospace manufacturer specializing in FAA-approved aircraft replacement parts and repair services. The company serves major airlines and military organizations, providing essential components and solutions that enhance operational efficiency and safety in aviation. In recent years, Heico has made significant acquisitions to bolster its position in the aviation maintenance sector. Notably, the acquisition of Wencor Group for $2.05 billion is expected to enhance its service capabilities and market reach. Additionally, Heico's subsidiary, HEICO Aerospace Holdings Corp., acquired 80.1% of Prime Air, Inc., which focuses on aircraft parts and services, further demonstrating Heico's commitment to expanding its footprint in aviation maintenance. Other acquisitions, such as Blue Aerospace, LLC, which supplies military aircraft parts, and Sensor Systems, Inc., also reflect Heico's strategic focus on enhancing its offerings in the aviation maintenance industry. With a robust portfolio and a commitment to quality, Heico positions itself as a trusted partner in the aerospace and defense sectors.


14. 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 across various sectors, including aerospace. 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 aviation maintenance sector through strategic acquisitions. Notable transactions include the acquisition of B&S Aircraft in 2007, which marked its entry into the aviation maintenance market. In 2012, Ametek acquired Aero Components International Corp. and Avtech Avionics and Instruments, both FAA-certified aviation repair operations, enhancing its aerospace aftermarket capabilities. Additionally, the acquisition of Muirhead Aerospace Limited in 2008, a UK-based manufacturer of motion technology products and avionics repair services, further solidified Ametek's position in the aerospace and defense markets. Other relevant acquisitions include Southern Aeroparts Inc. in 2006 and Aviation Instrument Services in 2009, both aimed at expanding Ametek's service capabilities in the aviation sector. These transactions illustrate Ametek's strategic focus on the aviation maintenance industry.


15. Loar Group

  • Website: loargroup.com
  • Type: Corporate
  • Headquarters: White Plains, New York, United States (USA)
  • Founded year: 2012
  • Headcount: 1001-5000
  • Number of deals in 2024: 2
  • LinkedIn: loar-group

Loar Group, founded in 2012 and based in White Plains, New York, is a corporate investor specializing in the aerospace and defense sectors. The company manufactures essential components for aircraft and defense systems, catering to original equipment manufacturers and Tier One suppliers. In recent years, Loar Group has made significant acquisitions to bolster its position in the aviation market. Notably, in July 2023, they acquired the Proprietary Solutions businesses of Desser Aerospace, which is involved in aviation distribution and MRO services, for $30 million. This acquisition aligns with their strategy to enhance their presence in the aviation maintenance sector. Additionally, they acquired Safe Flight Instrument Corporation in January 2021, a leading designer of aerospace electronic products, further expanding their capabilities in aviation. Other acquisitions, such as CAV Systems Group Limited and SMR Technologies, also reflect their commitment to strengthening their aerospace and defense offerings. Overall, Loar Group is actively engaged in the aviation maintenance industry through strategic acquisitions and product development.


16. 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 focus on delivering tailored investment solutions to institutional investors, Carlyle aims to drive long-term value. Among its notable transactions in the aviation maintenance sector, Carlyle acquired StandardAero in December 2018, a leading provider of MRO services for aircraft. In March 2019, they invested in Nordam Group, an aerospace repair and manufacturing company, to help it exit Chapter 11 bankruptcy and support its growth in MRO services. Additionally, Carlyle's acquisition of Paradigm Precision in February 2013 further emphasizes their commitment to the aviation maintenance industry. These strategic investments reflect Carlyle's expertise and focus on enhancing operational capabilities within the aviation sector.



Aviation Maintenance 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
BoeingArlington, Virginia, United States (USA)10001+20027
AssuredPartnersOrlando, Florida, United States (USA)10001+20117
TransDigm Group Inc.Cleveland, Ohio, United States (USA)10001+19932
StarburstEl Segundo, California, United States (USA)51-20020123
Advantage CapitalNew Orleans, Louisiana, United States (USA)51-20019925
Deep Tech Fund (an Alumni Ventures Fund)Manchester, New Hampshire, United States (USA)51-2002023258
VSE CorporationMiramar, Florida, United States (USA)1001-500019592
Warburg Pincus LLCNew York, New York, United States (USA)501-1000196624
Government of CanadaCanada, Kentucky, United States (USA)10001+1999137
Plug and Play Tech CenterSunnyvale, California, United States (USA)501-10002006253
HeicoHollywood, Florida, United States (USA)1001-500019572
AmetekBerwyn, Pennsylvania, United States (USA)10001+19301
Loar GroupWhite Plains, New York, United States (USA)1001-500020122
The Carlyle GroupWashington, D.C., District Of Columbia, United States (USA)1001-5000198725


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