The 12 closest competitors and alternatives to Leonardo S.p.A. among aerospace & defense companies — ranked by similarity to what Leonardo S.p.A. actually does, not by market-cap band.
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Leonardo S.p.A. is a global aerospace, defence, and security company that provides advanced technologies, platforms, and integrated systems across aeronautics, electronics, helicopters, space, land defence, and cyber security sectors. The company serves civil and military government bodies, armed forces, and commercial clients worldwide to ensure the safety and protection of people, infrastructure, and critical operations.
Ranked by semantic similarity — how close each company is to Leonardo S.p.A. by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar aerospace & defense company
Thales S.A. provides various solutions in the defence and security, aerospace and space, and digital identity and security markets worldwide. The company offers advance air defence systems, combat systems, defence onboard electronics c4isr solutions, command and control solutions, mission and surveillance systems, airborne optronics, and airspace protection solutions; collaborative combat, intelligence, connectivity and cloud, country and force protection, military vehicle, collaborative artillery, and augmented soldier solutions; robotics and drones; above-water combat, unmanned maritime, and underwater warfare systems; naval support and services; and joint systems. It also provides mission-critical and radio communications; cyber defence and electronic warfare solutions; protection systems; unmanned aerial vehicle systems; digital transformation services; and Geonav IoT for real-time indoor/outdoor precise navigations. In addition, it offers digital identity and security solutions comprising banking and payment, data protection, digital identity, identity and access management, biometric, mobile, software monetization, secure IoT solutions, and IoT connecting and security solutions. Further, it provides air traffic management solutions; flight decks and avionics equipment and functions; in-flight entertainment, connectivity, and services; drone and navigation solutions; support and services for civil aviation; connectivity solutions; antennas; and solutions for internal and external aircraft lighting. It offers lasers; microwave and imaging sub-systems; microelectronic solutions; mobile satellite, environmental testing and evaluation laboratory, and training and simulation services; cryogenic technology and coolers; silicon security solutions; and designs, operates, and delivers satellite-based technologies. The company was formerly known as Thomson-CSF and changed its name to Thales S.A. in 2000. Thales S.A. was founded in 1893 and is based in Meudon, France.
Similar aerospace & defense company
Airbus designs, manufactures, and delivers commercial aircraft, helicopters, military transport, and space systems. It serves global commercial airlines, defense organizations, and government agencies with aerospace products, satellites, and security solutions.
Aerospace
Singapore Technologies Engineering (ST Engineering) is a global technology and engineering group providing products and services across the aerospace, smart city, defense, and public security sectors. The company serves commercial and military customers worldwide by delivering solutions such as aircraft maintenance and conversion, smart mobility and utility systems, cybersecurity, digital platforms, and defense systems.
Defense
Lockheed Martin Corporation is a leading global enterprise in the security and aerospace industries. The company is actively involved worldwide in the entire lifecycle of advanced technological systems, products, and services – encompassing their research, conception, development, production, integration, and ongoing maintenance. Its operations are structured across four distinct business segments: Aeronautics, Missiles and Fire Control, Rotary and Mission Systems, and Space. The Aeronautics division focuses on a range of combat and air mobility platforms, including both manned aircraft and unmanned aerial vehicles (UAVs), along with their associated technologies. Through its Missiles and Fire Control segment, Lockheed Martin delivers sophisticated air and missile defense capabilities, alongside tactical and precision strike weapon systems for air-to-ground engagement. This segment also encompasses comprehensive logistics and fire control solutions, a variety of support services such as mission operations, readiness, engineering, and integration, as well as both crewed and autonomous ground vehicles, and innovative energy management technologies. The Rotary and Mission Systems division specializes in a diverse portfolio including military and civilian helicopters, surface naval vessels, and both maritime and terrestrial missile defense systems. It further supplies advanced radar systems, sea and airborne mission and combat systems, command and control solutions, cyber security services, and realistic simulation and training platforms. The Space segment's offerings span satellites, crucial space transportation systems, and a range of strategic, offensive, and defensive missile systems. It also provides classified systems and services vital for supporting national security endeavors. Furthermore, this division facilitates network-centric situational awareness and integrates space-based and terrestrial systems to empower clients to collect, scrutinize, and securely disseminate vital intelligence information. Lockheed Martin's primary clientele consists of the U.S. government, alongside international military sales conducted under U.S. government contracts. The corporation, established in 1912, maintains its corporate headquarters in Bethesda, Maryland.
Aerospace, Defense
Dassault Aviation is a French aerospace company that designs and manufactures military aircraft, such as the Rafale, and civil business jets, including the Falcon family. It serves defense forces, governments, and commercial business aviation customers worldwide.
Similar aerospace & defense company
Saab AB (publ), established in Stockholm, Sweden in 1937, is a global enterprise delivering advanced products, services, and solutions for the military defense, aerospace, and civil security markets. The company's diverse operations are organized into five primary segments: Aeronautics, Dynamics, Surveillance, Kockums, and Combitech. Saab is at the forefront of developing military and civil aviation technology, alongside conducting studies on both crewed and autonomous aircraft systems. Its defense portfolio encompasses ground combat weaponry, various missile and torpedo systems, unmanned underwater vehicles, sophisticated training and simulation solutions, and signature management systems for armed forces. Additionally, it supplies specialized underwater vehicles for the offshore industry. In the domain of security, Saab provides solutions for surveillance, decision support, and threat detection, location, and protection. These offerings include airborne, ground-based, and naval radar systems, electronic warfare capabilities, integrated combat systems, and comprehensive C4I (Command, Control, Communications, Computers, and Intelligence) solutions. Through its Kockums segment, Saab constructs advanced naval vessels, including submarines featuring Stirling air-independent propulsion, surface combatants, mine-hunting systems, and autonomous maritime vessels. Its Combitech segment offers expertise in areas such as systems development and integration, information and systems security, communications, mechanical engineering, and technical product documentation. Furthermore, the company delivers essential support services like product integration, technical maintenance, and logistics. Saab also contributes technology for traffic management and public safety, and supports the industrial, defense, and public sectors with services spanning cybersecurity, artificial intelligence, and big data analysis.
Similar aerospace & defense company
Honeywell Aerospace is an independent, publicly traded aerospace and defense company that provides aircraft engines, cockpit and cabin electronics, wireless connectivity systems, navigation and sensor technologies, and propulsion and power solutions. The company serves commercial aviation, defense forces, and space applications across air, land, sea, and space. Additionally, it offers asset availability programs, maintenance support, and technologies focused on aircraft electrification, safety, and autonomy.
Aerospace and Defense
Turkish Aerospace Industries designs, develops, and manufactures aerospace systems including helicopters, aircraft, unmanned aerial vehicles, and space systems.
Aerospace
Mitsubishi Heavy Industries, Ltd. operates globally as a prominent manufacturer and distributor of a diverse range of heavy industrial machinery and infrastructure solutions. The company's vast operations are structured into distinct segments: Energy Systems; Plants & Infrastructure Systems; Logistics, Thermal & Drive Systems; and Aircraft, Defense & Space. Within Energy Systems, Mitsubishi offers comprehensive solutions for power generation, including thermal, renewable, nuclear, and chemical power plants, alongside advanced engine technologies, lithium-ion battery products, facilities for oil and gas production, and fuel cell development. Its Plants & Infrastructure Systems segment delivers large-scale industrial plants and critical infrastructure components, such as gas holders, vibration control systems, water pipes, tunnel excavation machinery, and environmental systems for waste-to-energy conversion, sludge treatment, air quality control, and CO2 capture. The Logistics, Thermal & Drive Systems division encompasses a wide array of products, from the manufacturing of various marine vessels—including passenger, commercial, LNG, and LPG carriers—to specialized marine machinery, boilers, turbines, and propulsion systems. This segment also develops intelligent transport solutions, like electronic toll collection and highway traffic management, and provides industrial and material handling equipment, such as forklift trucks, printing, paper converting, metals, food & packaging machinery, pumps, compressors, hydraulic components, turbochargers, and automotive air conditioning and refrigeration systems. Finally, the Aircraft, Defense & Space segment serves both civilian and governmental sectors by providing civil aircraft and engines, aviation equipment, and comprehensive maintenance, repair, and overhaul services. It further designs and produces advanced space systems, including launch vehicles, rocket engines, and space station components, alongside a robust portfolio of defense systems such as naval ships, specialized military vehicles, defense aircraft, helicopters, and guided weapon systems. Mitsubishi Heavy Industries also offers crucial after-sales services and cybersecurity solutions tailored for industrial control systems. Founded in 1884, the company is headquartered in Tokyo, Japan.
Defense
Saab AB (publ) is a global company based in Sweden that focuses on keeping people and society safe. It serves customers in over 100 countries.
Defense
Atech, a company of the Embraer Group, provides critical systems integration and technological solutions for sectors such as air traffic management, public safety, cybersecurity, and defense. The company develops specialized products including C4I systems, naval systems, embedded systems, anti-drone technologies, and drone traffic management (UTM). It serves government, defense, and industrial clients requiring high-precision infrastructure and control systems.
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