| # | Company | Employees |
|---|---|---|
| 1 |
Pratt & Whitneyrtx.com
Design and manufacture advanced propulsion systems for aircraft, enabling global connectivity, economic growth, and national defense. |
30,378 |
| 2 |
Sikorskylockheedmartin.com
A global leader in helicopter technology, providing innovative and safe flight solutions for commercial and military markets worldwide since 1939 |
5,753 |
| 3 |
Hexcel Corporationhexcel.com
Production of carbon fiber reinforcements, resin systems, and honeycomb materials focused on lightweight solutions for commercial aerospace industry. |
3,357 |
| 4 |
United Technologiesrtx.com
Merger of aerospace and defense companies combining advanced technology and innovation to provide integrated solutions for global security and aviation. |
2,724 |
| 5 |
Hamilton Sundstrandhamiltonsundstrand.com
A global supplier of aerospace and industrial products, designing and manufacturing systems for aircraft and international space programs |
1,918 |
| 6 |
Barnes Aerospacebarnesaero.com
Global manufacturer of precision components and assemblies for turbine engines, airframes, and industrial gas turbines Also provides MRO services and aerospace aftermarket spare parts |
1,645 |
| 7 |
RBC Bearingsrbcbearings.com
International manufacturer of precision bearings, specializing in highly technical and regulated products for industrial, aerospace, and defense markets Offers unique design solutions and exceptional quality |
1,106 |
| 8 |
Pursuit Aerospacepursuitaero.com
Global manufacturer of complex aircraft engine components with highly integrated processes and lean-focused production systems, committed to continuous improvement in quality |
1,072 |
| 9 |
UPCmaagkit.com
This company produces innovative products to simplify tasks and improve efficiency, such as advanced kitting systems and adjustable length position sensors |
713 |
| 10 |
Precision Resource, Inc.precisionresource.com
A dynamic company specializing in fineblanking and finishing quality components for various industries, offering competitive salaries, benefits, and career opportunities |
482 |
| 11 |
Paradigm Precision
Precision manufacturer of gas turbine components for aerospace, marine, and power generation Core capabilities include laser services, precision machining, and innovative manufacturing methods |
430 |
| 12 |
Kaman Corporationkaman.com
A leading innovator in the aerospace industry, providing solutions to commercial and military customers worldwide, and serving as an industrial distributor and system consultant |
407 |
| 13 |
Hanwha Aerospace USAhanwhaaerospaceusa.com
Innovative aerospace and defense manufacturing company with a focus on continuous improvement, advanced engineering, and precision manufacturing for commercial and military applications |
406 |
| 14 |
HarcoSemcoharcosemco.com
An innovative manufacturer of advanced aerospace products, offering customizable solutions and outstanding customer service, with over 65 years of experience |
361 |
| 15 |
MTU Aero Engines North Americamtuusa.com
Specializing in complete engineering services for the gas turbine industry, providing design, analysis, project management, and aftermarket engineering solutions tailored to individual needs |
220 |
| 16 |
PCX Aerosystemsapplied-ad.com
Specializing in flight critical components and complex assemblies for military and commercial aerospace applications, including rotorcraft and fixed-wing platforms |
197 |
| 17 |
EDAC Technologieshanwhaaerospaceusa.com
Global leader in developing and producing complex aircraft components, offering welding services, precision mold design, and machine tool manufacturing Operates in 6 facilities |
181 |
| 18 |
Hexcelhexcel.com
A leading advanced composites company in the UK, now part of Hexcel, providing cutting-edge reinforcements and materials for various industries |
158 |
| 19 |
Barden Corporation, Theschaeffler.us
A leading manufacturer of precision ball bearings for aerospace, space, machinery, and medical applications Also provides repair services with global facilities |
154 |
| 20 |
Aero Gearaerogear.com
Specializing in gears and gearbox assemblies for the aerospace industry, offering superior product development with unique gear processing capabilities and excellent quality control |
100 |
| 21 |
HORST Engineeringhorstengineering.com
Contract manufacturer specializing in precision machined components for aerospace and high technology industries, offering services such as Swiss screw machining, turning, milling, and assembly |
95 |
| 22 |
Projects, Inc.projectsinc.com
A precision machining company founded in 1959, providing parts for aerospace, industrial, and commercial applications, with expertise in instrumentation and Parts Manufacturer Approval |
60 |
| 23 |
Jarvis Airfoil, Inc.jarvisairfoil.com
A fifth-generation company specializing in precision components for aerospace and energy industries, with expertise in machining airfoils and tight-tolerance products |
42 |
| 24 |
Turbine Technologies, DBA Burke Aerospaceburkeaerospace.com
High-tech manufacturing company providing precision components and engineering services to Aerospace and Industrial Gas Turbine industries since 1963 |
37 |
| 25 |
Senior Aerospace Connecticutsenioraeroct.com
A leading manufacturer of complex flight safety critical aerospace components for aircraft engines, serving rotorcraft, turbine engine, and airframe segments |
17 |
| 26 |
Stellar Jetstellaraircraft.com
Innovative aerospace company developing first Hydrogen Powered Business Jet with VTOL capabilities, focusing on sustainability, safety, and cost-effective operations |
11 |
| 27 |
Saklax Manufacturing Co.saklax.com
Specializing in precision CNC machining and turning of aerospace components from exotic alloys with a focus on close tolerance manufacturing |
9 |
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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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