| # | Company | Employees |
|---|---|---|
| 1 |
Sikorsky Aircraft Corporationlockheedmartin.com
Global security and aerospace company providing integrated solutions and predictive technologies to keep customers ahead of threats through advanced technology systems and services |
115,000 |
| 2 |
General Dynamics UKgd.com
A global company focusing on safety and security, producing a range of products from business jets to submarines with a culture of continuous improvement |
100,000 |
| 3 |
Textrontextron.com
A multi-industry company offering innovative solutions and services in aircraft, defense, industrial, and finance sectors through a global network |
27,398 |
| 4 |
U.S. Air Force Reserveairforce.com
Supports US air defense and military missions, leveraging reservists' civilian skills and expertise for critical operations and training globally, alongside active-duty members. |
19,030 |
| 5 |
U.S. Navy Reservenavyreserve.navy.mil
Delivers real-world capabilities and expertise to support the Navy mission, building a lethal, warfighting culture focused on great power competition. |
12,928 |
| 6 |
Qorvo, Inc.qorvo.com
It supplies innovative semiconductor solutions across various sectors, including automotive, consumer, defense, and mobile, addressing complex technical challenges effectively. |
6,155 |
| 7 |
FlightSafety Internationalflightsafety.com
Gold standard for elite aviation training, innovative flight simulation devices, and ultra-high-definition visual systems, elevating safety across the industry. |
5,558 |
| 8 |
U.S. Army Contracting Commandarmy.mil
This company supports US Army warfighters by acquiring essential equipment, supplies, and services worldwide, ensuring their success in missions and daily life |
2,709 |
| 9 |
Vantorvantor.com
Fuses satellite and sensor data to create a living digital Earth replica, powered by AI, delivering mission-critical insights for defense, intelligence, and commercial sectors. |
2,462 |
| 10 |
Missile Defense Agencymda.mil
Research, development, and acquisition of integrated, layered defense systems protecting national interests and international allies against ballistic missile threats in all flight phases. |
1,955 |
| 11 |
Astrionastrion.us
Delivers integrated technology solutions, cyber security, and systems engineering services for defense, homeland security, intelligence, and space missions through mission support and agility. |
1,789 |
| 12 |
Dynetics, Inc.leidos.com
Provider of engineering, scientific, and IT solutions for national security, cybersecurity, space, and critical infrastructure sectors with specialized technical services and products |
1,645 |
| 13 | 1,535 | |
| 14 |
Torch Technologies, Inc.torchtechnologies.com
Employee-owned business, consistently recognized for strong performance, positive workplace culture, and ethical practices in consulting and professional services. |
1,338 |
| 15 |
PCC Airfoilsprecast.com
Manufacturing complex metal components and products for industrial and aerospace applications with proprietary technology and expert process management. |
1,228 |
| 16 |
Austal USAaustalusa.com
A ship manufacturer with state-of-the-art facilities in Alabama, California, and Singapore, specializing in aluminum and steel ships for military and commercial clients |
1,116 |
| 17 |
Radiance Technologiesradiancetech.com
A 100% employee-owned small business prime contractor specializing in cyber solutions, systems engineering, technology development, intelligence community support, and government program support |
1,081 |
| 18 |
Community College of the Air Forceairuniversity.af.edu
A higher education institution located in AL, United States, focusing on serving the educational needs of the Air Force community |
1,072 |
| 19 |
Yulista Holding LLCyulista.com
A company in the aerospace and defense industry providing value-added solutions in aviation, ground, logistics, training, management support, engineering, and technical services |
1,056 |
| 20 |
Harris RF Communications (Outdated)harris.com
This company, now part of Harris Corporation, offers a range of technologies, products, and services in various sectors Visit wwwharriscom for more information |
1,027 |
| 21 |
TekSynapteksynap.com
TekSynap provides agile and cost-effective information management solutions for Federal, State, and Local Government customers using the best technology available |
921 |
| 22 | 881 | |
| 23 |
Applied Aerospace & Defenseapplied-ad.com
Design, engineering, and vertically integrated manufacturing solutions for leading and next-generation space and defense technology companies requiring advanced aerospace systems and critical components. |
850 |
| 24 |
Anniston Army Depotanad.army.mil
Anniston Army Depot specializes in maintenance and repair of military ground combat vehicles, artillery, bridging systems, weapons, locomotives, rail equipment, and generators |
736 |
| 25 |
Integration Innovation, Inc.i3-corps.com
A technically diverse team providing engineering, training, analytical, and technology services to Government and commercial customers, focused on innovation and impact |
700 |
| 26 |
U.S. Army Materiel Commandamc.army.mil
The company delivers logistics, sustainment, and materiel readiness for globally dominant land force capabilities while providing US Army career information |
634 |
| 27 |
Sigmatechsigmatech.com
Sigmatech provides engineering, technical, programmatic, and training support for military branches, prioritizing employee satisfaction and offering competitive benefits |
593 |
| 28 |
PeopleTec, Inc.peopletec.com
Employee-owned small business in Cummings Research Park, providing technologies, engineering solutions, cybersecurity, and program support to Department of Defense and Federal sectors |
581 |
| 29 |
Science and Engineering Services, LLCsesllc-us.com
A company established in 1988 that specializes in developing sensor products for global customers, with advanced facilities and numerous certifications |
576 |
| 30 |
US Transportation Commandustranscom.mil
Coordination of military transportation assets and personnel to project and sustain combat power globally, ensuring timely deployment and support. |
553 |
| 31 |
Terran Orbital Corporationterranorbital.com
Designs, produces, and supports small satellites for military, civil, and commercial clients, offering end-to-end solutions from launch planning to in-orbit operations. |
413 |
| 32 |
BlackSkyblacksky.com
Delivers real-time imagery, analytics, and high-frequency monitoring of strategic locations, economic assets, and events for decisive strategic advantage. |
352 |
| 33 |
HawkEye 360he360.com
Operates a commercial satellite constellation to identify, process, and geolocate RF signals, creating analytical products for various global customers. |
280 |
| 34 |
Pinnacle Solutions, an Akima Companylinkin.bio
A subsidiary of Akima, Pinnacle Solutions specializes in providing defense and aerospace products and services to various government and commercial clients |
252 |
| 35 | 240 | |
| 36 |
PLEXSYS Interface Products, Inc.plexsys.com
Develops and supports modeling and simulation systems, Live Virtual Constructive environment technologies, mission brief/debrief technologies, and LVC synthetic communications training solutions for military operations. |
201 |
| 37 |
nou Systems, Inc.nou-systems.com
Innovative engineering company providing prototype development and technical services in missile defense, cybersecurity, test range modernization, and space control |
198 |
| 38 |
World Viewworldview.space
Using high-altitude balloon technology for remote sensing and Earth observation, delivering detailed imagery and insights for various applications at lower costs than satellites. |
180 |
| 39 |
SAF Aerogroupsafaerogroup.com
Group of aviation companies providing airborne services, training, innovation, and growth with a skilled team and global market presence. |
178 |
| 40 |
Cadence Aerospacecadenceaerospace.com
A leading aerospace and defense supplier offering machining, manufacturing, repair services, and supply chain management across North America and Mexico |
176 |
| 41 |
Ramon.Spaceramon.space
Equips satellites with storage, processing, and connectivity capabilities. Enables next-generation space applications and services. Provides real-time insights for various space missions. |
133 |
| 42 |
Momentusmomentus.space
Commercial space company providing transport and other vital infrastructure services within space for various missions and needs. |
130 |
| 43 |
Nextek, Incorporatednextekinc.com
Provider of high-quality, technology-based solutions for non-commodity circuit card assembly and box build products in various industries with minimal risk of failure |
122 |
| 44 |
NV5 Geospatial Softwarenv5geospatialsoftware.com
Software products for professionals across industries to access, analyze, and share all types of data and imagery, including remotely sensed data for informed decision-making. |
103 |
| 45 |
Urban Skyurbansky.com
Provides routine, easy access to the stratosphere using Microballoons for quick, controllable, long-duration flights, offering rapid access, navigation, extended loitering, and affordability. |
101 |
| 46 |
Astro Digitalastrodigital.com
Provides customers with full space-based systems and mission support services for earth observation, satellite communications, science, and tech demonstrations. |
93 |
| 47 |
MICOR Industries LLCmicorind.com
Precision machining and manufacturing solutions for aerospace, defense, and medical industries, focused on delivering quality products to customers |
92 |
| 48 | 79 | |
| 49 |
Enterprise Electronics Corporation (EEC)eecweathertech.com
Provides complete remote sensing, weather radar and satellite data collection, and display solutions. Trusted leader in advanced remote sensing system manufacturing. |
78 |
| 50 |
Near Space Labsnearspacelabs.com
Provides high-frequency, high-resolution aerial imagery and earth observation data via API for businesses, partners, and government organizations, allowing analysis of past, present, and future. |
77 |
| 51 |
Ursa Space Systemsursaspace.com
Provides business and government decision-makers with on-demand analytic solutions using radar satellite networks and data fusion expertise to detect real-time changes. |
75 |
| 52 |
Outside Analytics + SMXoutsideanalytics.com
Imagining, developing, and deploying advanced capabilities including geospatial analytics, visualization, time-dominant detection, tracking, and remote sensing systems for client missions. |
65 |
| 53 | 59 | |
| 54 |
Reinventing Geospatial, Inc. (RGi)rgi-corp.com
C5ISR innovator and geospatial expert in National Security. Immediate impact for soldiers and analysts through empowered, innovative critical thinkers. |
51 |
| 55 |
Prime Solutions Group, Inc.psg-inc.net
Provides engineering services and software data processing products for remote sensing systems, focusing on algorithm development and deployment for military and commercial uses. |
51 |
| 56 |
Plasma Processes LLCplasmapros.com
Specializing in metal, ceramic, and polymer materials and coatings for defense, space, industry, and medical applications with ISO 9001 certification |
50 |
| 57 |
Synthetaicraiclabs.com
Builds high-performing AI solutions rapidly, automating analysis of large datasets for instant detection across healthcare, geospatial AI, security, and conservation. |
47 |
| 58 |
DeTect, Incdetect-inc.com
Develops and provides advanced radar systems for aviation, security, environmental protection, and wind energy applications globally, including drone detection and bird strike avoidance. |
43 |
| 59 |
Xplorexplore.com
Provides unique data products and insights from satellite constellations using remote sensing instruments and edge computing capabilities to extract valuable information on-orbit. |
37 |
| 60 |
Trevitytrevityllc.com
Provides geospatial intelligence, image analysis, data science, cybersecurity, and software development services to the federal government. |
34 |
| 61 |
Birdstopbirdstop.io
Building technology for safe, automated low airspace usage, providing real-time aerial intelligence to government and Fortune 500 companies for critical decision-making. |
27 |
| 62 |
Frontier Technologies Brewtonftmfg.com
A leader in precision component production, serving energy, aerospace, and architectural industries with state-of-the-art machinery, innovative techniques, and outstanding customer service |
20 |
| 63 |
Tough Stump Technologiestoughstump.com
Fuses remote sensing technology with integrity and performance. Develops, implements simple solutions to complex problems, supports global operations. |
16 |
| 64 |
R. A. Zweig, Inc.zweig-cnc.com
World class manufacturer of high-precision machined components for aerospace, automotive, medical, and power generation industries, known for superior value and outstanding customer service |
15 |
| 65 |
Magnus Hi-Techmicorind.com
A manufacturing company specializing in sheetmetal fabrication, machining, welding, assembly, and more for hi-tech electronic and aerospace industries since 1965 |
12 |
| 66 |
REEL USA CORPreelinternational.com
Electrical and mechanical manufacturing and servicing company headquartered in Mobile, Alabama, specializing in a wide range of products and solutions |
11 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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The same list elsewhere in United States
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