May 2026
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Largest Aircraft & Space Systems Public Companies in the US
Benchmark revenue and EBITDA valuation multiples for public comps like
GE Aerospace, RTX, Boeing, Honeywell and Lockheed Martin.
 | GE Aerospace is the global leader in designing, manufacturing, and servicing commercial aircraft turbine engines, along with partner Safran in their CFM joint venture. With its massive global installed base of nearly 80,000 commercial and military engines, GE Aerospace earns most of its profits on recurring service revenue of that equipment, which operates for decades. GE Aerospace is the remaining core business of the company formed in 1892 with historical ties to American inventor Thomas Edison; that company became a storied conglomerate with peak revenue of $130 billion in 2000 until GE spun off its appliance, finance, healthcare, and wind and power businesses between 2016 and 2024. | $285 | +16% | $298B | $307B | 6.7x | 25.4x | ||
| RTX is an aerospace and defense manufacturer formed from the merger of United Technologies and Raytheon, with roughly equal exposure across three segments, mostly as a supplier to commercial aerospace and to the defense market: Collins Aerospace, a diversified aerospace supplier; Pratt & Whitney, a commercial and military aircraft engine manufacturer; and Raytheon, a defense prime contractor providing a mix of missiles, missile defense systems, sensors, hardware, and communications technology to the military. | $174 | +28% | $235B | $267B | 3.0x | 17.9x | ||
| Boeing is a major aerospace and defense firm operating in three segments: commercial airplanes; defense, space, and security; and global services. Boeing's commercial airplanes segment competes with Airbus in the production of aircraft that can carry more than 130 passengers. Boeing's defense, space, and security segment competes with defense contractors such as Lockheed Martin and Northrop Grumman to create military aircraft, satellites, and weaponry. Global services provides aftermarket support to airlines. | $215 | +4% | $169B | $196B | 2.2x | 26.6x | ||
| Honeywell traces its roots to 1885 with Albert Butz’s firm, Butz Thermo-Electric Regulator, which produced a predecessor to the modern thermostat. Other inventions by Honeywell include biodegradable detergent and autopilot. Today, Honeywell is a global multi-industry behemoth with one of the largest installed bases of equipment. It operates through four business segments: aerospace technologies, industrial automation, energy and sustainability solutions, and building automation. Recently, Honeywell has made several portfolio changes to focus on fewer end markets and align with a set of secular growth trends. The firm is working diligently to expand its installed base, deriving around one third of its revenue from recurring aftermarket services. | $217 | -4% | $138B | $162B | 4.3x | 18.2x | ||
| Lockheed Martin is the world's largest defense contractor and has dominated the Western market for high-end fighter aircraft since it won the F-35 Joint Strike Fighter program in 2001. Aeronautics is Lockheed’s largest segment, which derives upward of two-thirds of its revenue from the F-35. Lockheed’s remaining segments are rotary and mission systems, mainly encompassing the Sikorsky helicopter business; missiles and fire control, which creates missiles and missile defense systems; and space systems, which produces satellites and receives equity income from the United Launch Alliance joint venture. | $527 | +9% | $121B | $140B | 1.9x | 14.8x | ||
| Parker Hannifin started out in 1917 as Parker Appliance, selling pneumatic brakes. Through the acquisition of branded components, the firm has expanded into aerospace engines, agricultural and construction machinery, freight and passenger vehicles, and industrial automation equipment. Within these larger systems, Parker sells a wide array of small, critical pieces such as hydraulic, electromechanical, climate control, and filtration components. Many of its products are designed to work together, resulting in a high rate of cross-selling. | $853 | +28% | $107B | $117B | 5.9x | 21.5x | ||
| General Dynamics is a defense contractor and business jet manufacturer. The firm’s segments are aerospace, marine, combat systems, and technologies. General Dynamics' aerospace segment manufactures Gulfstream business jets and operates a global aircraft servicing operation. Combat systems produces land-based combat vehicles such as the M1 Abrams tank and Stryker armored personnel carrier, as well as munitions. The marine segment builds and services nuclear-powered submarines, destroyers, and Navy support ships. The technologies segment contains two main units: an IT business that primarily serves the government market and a mission systems business focusing on electronics that provide command, control, computing, intelligence, surveillance, and reconnaissance capabilities to the military. | $340 | +22% | $92B | $98B | 1.9x | 15.3x | ||
| Northrop Grumman is a diversified defense contractor providing aeronautics, defense, and space systems. The company's aerospace segment produces autonomous and piloted aircraft such as Global Hawk drones and the new B-21 bomber, creates the fuselage for the massive F-35 program, and maintains and upgrades numerous other military aircraft. Defense systems makes artillery and missile ammunition and guidance systems, long-range missiles, and missile defense systems. Mission systems creates and integrates a variety of radar, navigation, and communication systems for avionics, weapons control, and countermeasures on a range of platforms from helicopters to destroyers. Space systems produces satellites, sensors, space structures, and rocket motors. | $556 | +15% | $79B | $93B | 2.2x | 12.9x | ||
| Rocket Lab Corp is engaged in space, building rockets, and spacecraft. It provides end-to-end mission services that provide frequent and reliable access to space for civil, defense, and commercial markets. It designs and manufactures the Electron and Neutron launch vehicles and Photon satellite platform. Rocket Lab's Electron launch vehicle has delivered multiple satellites to orbit for private and public sector organizations, enabling operations in national security, scientific research, space debris mitigation, Earth observation, climate monitoring, and communications. The business operates in two segments Launch Services and Space Systems. Geographically it serves Japan, Germany, and rest of the world and earns key revenue from the United States. | $127 | +375% | $74B | $72B | 120.4x | (715.8x) | ||
| TransDigm manufactures and services a broad set of specialized parts for commercial and military aircraft. The firm organizes itself in three segments: power and control, airframes, and a small non-aviation segment, which serves mostly off-road vehicles and mining equipment. It operates as an acquisitive holding company that focuses on buying up smaller firms that make proprietary aerospace products with substantial aftermarket demand. TransDigm regularly employs financial leverage to amplify its operating results. | $1,179 | -20% | $66B | $94B | 10.7x | 19.8x | ||
| In addition to its legacy software-defined radio franchise, L3Harris Technologies has through a series of acquisitions established franchises producing uncrewed aerial vehicles, sensors, avionics, space-based systems, missiles, and solid rocket motors. It also adapts civilian aircraft for military use and provides military and commercial training services, and maintains the US Federal Aviation Administration's communications infrastructure. | $308 | +26% | $57B | $68B | 2.9x | 16.0x | ||
| Heico is an aerospace and defense supplier that focuses on creating replacement parts for commercial aircraft and components for defense products. In commercial aerospace, Heico is the largest independent producer of replacement aircraft parts. In the defense market, the company produces niche subcomponents used in targeting technology as well as simulation equipment, among other categories. It operates as two segments: the flight support group and the electronic technologies group. Both supply the aerospace and defense sectors to different degrees. Heico is persistently acquisitive, focusing on companies in similar or adjacent markets that offer strong cash flow and profitable growth potential. | $247 | -5% | $35B | $37B | 8.2x | 30.1x | ||
| Teledyne Technologies Inc provides enabling technologies to sense, analyze and distribute information for industrial growth markets that require advanced technology and high reliability. The firm operates in four segments: Digital Imaging, Instrumentation, Aerospace and Defense Electronics, and Engineered Systems. The Digital Imaging segment, that derives maximum revenue, includes high-performance sensors, cameras and systems, within the visible, infrared and X-ray spectra for use in industrial, government and medical applications, as well as MEMS and high-performance, high-reliability semiconductors including analog-to-digital and digital-to-analog converters. Geographically, the company operates in United States, Europe, Asia, and All other. | $606 | +22% | $28B | $30B | 4.9x | 20.0x | ||
| Textron is a conglomerate that designs, manufactures, and services a range of specialty aircraft including small jets, propeller-driven airplanes, helicopters, and tilt-rotor aircraft. Textron Aviation manufactures and services Cessna and Beechcraft planes. Bell is a helicopter and tilt-rotor manufacturer and servicer for both commercial and military customers. Textron Systems produces uncrewed aircraft and armored vehicles for the military market as well as aircraft simulators and training for the commercial and military markets. Textron Industrial houses the Kautex business, which manufactures plastic fuel tanks for conventional and hybrid motor vehicles, and other subsidiaries that produce specialized vehicles such as golf carts and all-terrain vehicles. | $88 | +19% | $15B | $18B | 1.1x | 9.1x | ||
| Karman Holdings Inc specializes in the upfront design, testing, manufacturing, and sale of mission-critical systems for existing and emerging missile and defense, and space programs. Its integrated payload protection, propulsion, and interstage system solutions are deployed across a wide variety of existing and emerging programs supporting important Department of Defense (DoD) and space sector initiatives. Its engineered solutions are organized into three key families: Payload Protection and Deployment Systems, Aerodynamic Interstage Systems, and Propulsion Systems. The company's solutions are deployed across three growing, core end markets: Hypersonics & Strategic Missile Defense, Missile & Integrated Defense Systems, and Space & Launch. | $64 | +50% | $9B | $9B | 19.7x | 64.0x | ||
| StandardAero Inc provides aerospace engine aftermarket services for fixed- and rotary-wing aircraft across commercial, military, and business aviation markets. Its services include scheduled and unscheduled engine maintenance, repair and overhaul, component repair, on-wing and field support, and engineering services. The company operates within the engine aftermarket value chain, working with engine original equipment manufacturers (OEMs) and aircraft operators. It operates in two segments: Engine Services and Component Repair Services. The majority of revenue is derived from the Engine Services segment, which provides aftermarket services, including maintenance, repair and overhaul, on-wing and field service support, asset management, and engineering and related solutions to customers. | $25 | -14% | $8B | $11B | 1.8x | 13.3x | ||
| Firefly Aerospace Inc is a space and defense technology company with an established track record of success providing comprehensive mission solutions to national security, government, and commercial customers. The company enables government and commercial customers to launch, land and operate in space - Anywhere, Anytime. | $43 | -- | $7B | $6B | 39.5x | (30.2x) | ||
| Loar Holdings Inc in the design, manufacture, and sale of niche aerospace and defense components that are essential for today’s aircraft and aerospace and defense systems. Its manufactured products includes auto throttles, lap-belt airbags, two- and three-point seat belts, water purification systems, fire barriers, polyimide washers and bushings, latches, hold-open and tie rods, temperature and fluid sensors and switches, carbon and metallic brake discs, fluid and pneumatic-based ice protection, RAM air components, sealing solutions and motion and actuation devices, among others. | $59 | -32% | $6B | $6B | 12.9x | 33.9x | ||
| Intuitive Machines Inc is a space exploration, infrastructure, and services company. It is a diversified space company focused on space exploration. It supplies space products and services to support sustained robotic and human exploration to the Moon, Mars, and beyond. Its products and services are offered through its four business units: Lunar Access Services, Orbital Services, Lunar Data Services, and Space Products and Infrastructure. The Company operates in one operating segment and one reportable segment underpinned by three core pillars (delivery services, data transmission services, and infrastructure as a service) that have similar capabilities, customers, and economic characteristics. Revenue is from contracts with customers of orbital and lunar access services. | $32 | +184% | $5B | $5B | 25.8x | (84.2x) | ||
| OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems, and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. The majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East and Africa, and the Asia Pacific regions. | $209 | -5% | $3B | $4B | 2.4x | 13.8x | ||
| BETA Technologies Inc is an aerospace company manufacturing electric flight. It designs, manufactures and sells high-performance electric aircraft, advanced electric propulsion systems, charging systems and components. The company has one operating and reportable segment - Development and Manufacturing Electric Aircrafts. Its products include: Aircraft, Charge, Motor, Battery, and Flight Controls. | $15 | -- | $3B | $2B | 55.7x | (6.5x) | ||
| York Space Systems Inc is a U.S.-based space and defense company that provides mission-related solutions for national security, government, and commercial customers. The company develops its own hardware and software, offering capabilities intended to support customer requirements across various elements of the space mission lifecycle. It offers mission solutions across several complementary product categories: Components, Subsystems, Spacecraft Platforms, Ground Operation, Global Downlink, and Software-Enabled Services. The company derives the majority of revenue from long-term firm-fixed-price (FFP) production contracts for the design of small satellites, launch services, and ground services with both U.S. federal government-controlled agencies as well as domestic commercial customers. | $26 | -- | $3B | $3B | 7.4x | (348.4x) | ||
| Redwire Corp is engaged in mission-critical space solutions and reliable components for the next-generation space economy. It assists its customers in solving the complex challenges of future space missions and industries. The company's space infrastructure offerings include a broad array of modern products and services, which have been enabling space missions. The company's plan enables it to combine decades of flight heritage with a culture creating new technologies that are the building blocks of space infrastructure for government and commercial customers. | $14 | -3% | $3B | $3B | 8.4x | (56.3x) | ||
| Voyager Technologies Inc is a defense and space technology company committed to advancing and delivering transformative, mission-critical solutions. It operates across three primary divisions namely Defense and National Security, Space Solutions and Starlab Space Stations. | $38 | -- | $2B | $2B | 13.8x | (32.7x) | ||
| BlackSky Technology Inc is a provider of real-time geospatial intelligence. The company delivers on-demand, high-frequency imagery, monitoring, and analytics of some of the critical and strategic locations, economic assets, and events in the world. It designs, owns, and operates one of the industry’s low earth orbit (LEO) small satellite constellations, optimized to capture imagery cost-efficiently where and when its customers need it. its Spectra AI software platform processes data from BlackSky's constellation and other third-party sensors to develop the critical insights and analytics that provide its customers with the actionable intelligence. Geographically, the company operates in North America, the Middle East, Asia, and Others. | $45 | +304% | $2B | $2B | 16.6x | 1970.6x | ||
| Cirrus Aircraft Ltd is engaged in aviation industry. It design, develop, manufacture, and sell premium aircraft such as SR2X Series ( SR20, SR22, SR22T) and the Vision Jet. The company generate maximum revenue from North America, Europe and Others (Africa, Asia, Australia, and Latin America). The company provide product and services which include maintenance, upgrades, training, pilot services, Cirrus IQ and e-commerce. | $4 | -14% | $1B | $1B | 0.9x | 5.4x | ||
| AEVEX Corp is a defense technology company delivering next-generation navigation and autonomy, uncrewed systems, and adaptable mission solutions engineered to need, delivered at speed, and built for the modern battlespace. Its solutions are sold to agencies and organizations within the DoW, SOF, IC, and allied international partners. The group offers products and solutions such as CompassCore, CompassVision, CompassEngage, Precision Strike Systems, Unmanned Surface Vessels, Long Endurance Aircraft, Additive Manufacturing, Full Spectrum Airborne ISR, Aircraft Modification and Testing, and Others. | $26 | -- | $1B | $1B | 2.9x | 34.5x | ||
| Invisio AB develops and sells advanced communication systems that provide hearing protection and enable professionals in noisy and mission critical environments to communicate and operate effectively. The company’s two brands, INVISIO and Racal Acoustics, combine expertise in acoustics and human hearing with broad engineering knowledge in software, materials technology and interfaces. The company operates in Sweden, Europe, North America, and the Rest of the world. | $27 | -30% | $1B | $1B | 6.2x | 28.4x | ||
| Park Aerospace Corp designs is an aerospace company which develops and manufactures solution and hot-melt composite materials used to produce composite structures for the aerospace markets. Its composite materials include film adhesives and lightning strike protection materials. Its composite materials are used to produce primary and secondary structures for jet engines, large and regional transport aircraft, military aircraft, Unmanned Aerial Vehicles (UAVs commonly referred to as drones), business jets, general aviation aircraft and rotary wing aircraft. The Company’s products are sold to customers in North America, Asia and Europe. | $33 | +144% | $664M | $600M | 9.7x | 53.4x | ||
| Merlin Inc is focused on developing autonomous flight software for legacy and next-generation airborne systems. Its aircraft-agnostic, AI-based software supports takeoff-to-landing autonomous operations for military and civil aviation programs. The company aims to build an AI-based operating software platform intended to support autonomous flight operations across a range of aircraft types. | $6 | -- | $557M | $436M | 354.8x | (8.6x) | ||
| Gogo Inc is a broadband connectivity service for the business aviation market. It provides a customizable suite of smart cabin systems for integrated connectivity, inflight entertainment, and voice solutions. Its business segment includes Gogo BA and Satcom Direct. It generates two types of revenue: service revenue consists of monthly subscription and usage fees paid by aircraft owners and operators for telecommunication, data, and in-flight entertainment services, and equipment revenue consists of proceeds from the sale of ATG and narrowband satellite connectivity equipment and is recognized when control of the equipment is transferred to OEMs and dealers, which generally occurs when the equipment is shipped. | $4 | -62% | $552M | $1B | 1.5x | 6.2x | ||
| Virgin Galactic Holdings Inc is a United States-based vertically integrated aerospace company pioneering human spaceflight for private individuals & researchers, and it also manufactures air and space vehicles. Using technologies, the company is developing a spaceflight system designed to offer its customers a multi-day, and transformative experience. This culminates in a spaceflight that includes views of Earth from space and several minutes of weightlessness that will launch from Spaceport America, New Mexico. | $3 | -22% | $261M | $361M | 233.8x | (1.5x) | ||
| Butler National Corp is involved in the design, engineering, manufacturing, selling, integrating, installing, repairing, modifying, overhauling, servicing, and distributing portfolio of aerostructures, aircraft components, avionics, accessories, subassemblies, and systems (Aerospace Products). The group serves the aviation industry, including owners of aircraft and contractors involved with private, commercial, business, and government aircraft operations. It also serves commercial weapon manufacturers and suppliers to governments and their agencies. The company has two operating segments: Professional Services and Aerospace Products. Its main source of revenue comes from the Aerospace Products segment. It operates in North America, Europe, Asia, Australia, and other geographical regions. | $4 | +165% | $259M | $258M | — | — | ||
| Starfighters Space Inc is a commercial aerospace company based at NASA's Kennedy Space Center in Florida. The company operates supersonic aircraft capable of sustained Mach 2 flight and configured to carry payloads to high altitudes for air launch to space. Its activities include air launch operations, pilot and space flight training, support research, hypersonic testing, and other aerospace development programs. The company provides commercial space services and related aerospace capabilities. | $5 | -- | $241M | $223M | — | (14.5x) | ||
| ZenaTech Inc is a enterprise software technology company that specializes in mission-critical cloud-based applications integrated with smart hardware to deliver solutions across diverse industries. The company operates in software development technology, sales, and distribution. The company is also developing a drone manufacturing, sales, and distribution business. It generates revenue from software licensing and subscription agreements, software support and maintenance, and technology consulting services. | $1 | -51% | $105M | $147M | 15.7x | (10.3x) | ||
| XTI Aerospace Inc is an aircraft development company. It also provides real-time location systems (RTLS) for the industrial sector. The company is developing a vertical takeoff and landing (VTOL) airplane that is designed to take off and land like a helicopter and cruise like a fixed-wing business airplane. Its initial configuration, the TriFan 600 airplane, will be one of the first civilian fixed-wing VTOL airplane that offers the speed and comfort of a business airplane and the range and versatility of VTOL for a wide range of customer applications, including private aviation for business and high net worth individuals, emergency medical services, and regional charter air travel. The company operates in two reportable segments: Industrial IoT and Commercial Aviation. | $2 | -- | $65M | $62M | 0.5x | (2.0x) | ||
| Air T Inc together with its subsidiaries provides air freight service to the express delivery industry. The company's operating segments include Overnight air cargo, Ground equipment sales, Commercial jet engines, and parts, Corporate, and Others. The company generates maximum revenue from the Commercial Jet Engines and Parts segment. | $22 | +20% | $59M | $232M | 0.8x | 29.1x | ||
| Median | $43 | +15% | $5B | $5B | 6.2x | 14.3x |
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