List of Aerospace Companies in USA:

AAI Corporation
AAR Corp
ABL Space Systems
Acorn Growth Companies
Ad Astra Rocket Company
AdamWorks
AEi Systems
Aerojet
Aerojet Rocketdyne
Aeronutronic
The Aerospace Corporation
Aerospace Testing Alliance
Aerovel Corporation
AerSale
AGC Aerospace & Defense
Airborne Tactical Advantage Company
Airbus Group, Inc.
AirLaunch
Airware
AKS Inc
Albany International
Albedo Space
Alef Aeronautics
Align Aerospace
Alliant Techsystems
Allied Corporation
Altius Space Machines
Andrews Space
Applied Aeronautics
Armadillo Aerospace
ASRC Aerospace Corporation
AST SpaceMobile
Astra (American spaceflight company)
Astrobotic Technology
Astronautics Corporation of America
Astronics
Astrotech Corporation
Atec
Atomics International
Aviation Technology Group
Avidyne Corporation
Axiom Space
Aymar-DeMuth Propellers
Ball Aerospace & Technologies
Ballistic Recovery Systems
Barnes Group
Bernie Warnke Propellers
Bigelow Aerospace
Blue Origin
BluShift Aerospace
Boeing Commercial Airplanes
Boeing Global Services
Boeing NeXt
Boom Technology
Bridger Aerospace
Burl’s Aircraft
Capella Space
Carlton Forge Works
Ceres Robotics
CitationAir
Collins Aerospace
Command-Aire
Competition Aircraft
Convair
CPI Aerostructures
Culver Props
Deep Space Industries
Deep Space Systems
Deimos-One
Digital Solid State Propulsion
Douglas Aircraft Company
Draken International
DreamUp
Dynetics
Dynon Avionics
EarthSat
Eclipse Machine Company
Electrada
ENSCO, Inc.
Escape Dynamics
Evolution Space
Exelis Inc.
Exos Aerospace
Exosonic
Exploration Park
The F.O.D. Control Corporation
Fairchild Aircraft
Felix Propellers
Final Frontier Design
Firefly Aerospace
FlightAware
Ford Aerospace
Foster-Miller
G Elias & Brother
Gateway Galactic
GE Aerospace (1960s)
GE Aviation Systems
General Atomics Aeronautical Systems
General Dynamics
General Dynamics Mission Systems
Gogo Inflight Internet
Golden Spike Company
Griffon Corporation
Grumman
Hamilton Standard
Hamilton Sundstrand
Hartzell Propeller
Hawker Pacific Aerospace
Hegy Propellers
HEICO
Hermeus
Hexcel
Honeybee Robotics
Honeywell
Honeywell Aerospace Technologies
Howmet Aerospace
Hughes Aircraft Company
Hughes Dynamics
Impulse Space
Ingersoll Machine Tools
Insitu
Intuitive Machines
Ivoprop
Joby Aviation
Karem Aircraft
KinetX
Kratos Defense & Security Solutions
Kuiper Systems
L.H. Thomson
Launcher (company)
LiftPort Group
Ling-Temco-Vought
Link Aviation Devices
Litton Industries
Lockheed Corporation
Lockheed Martin
Lockheed Propulsion Company
Loral Space & Communications
Loughead Aircraft Manufacturing Company
M3 Technology
M7 Aerospace
Marotta
Marquardt Corporation
Glenn L. Martin Company
Martin Marietta
MasFlight
Maxar Technologies
McCauley Propeller Systems
McDonnell Douglas
Me 262 Project
Mercury Systems
Miro Technologies
Morrow Aircraft Corporation
Muon Space
Nanoracks
Natilus
National Research Associates, Inc
Nextant Aerospace
Northrop Grumman
NovaWurks
Oceaneering International
Odyssey Space Research
Omega Aerial Refueling Services
Omega Technologies
OneWeb Satellites
Orbit Fab
Orbital Sciences Corporation
OrbitBeyond
Oregon Iron Works
P & K Enterprises
Pacesetter Propeller Works
Performance Propellers
Phantom Space Corporation
Pioneer Aerospace Corporation
Pioneer Instrument Company
Planet Labs
Planetary Resources
Powerfin
Pratt & Whitney
Pratt & Whitney Rocketdyne
Precision Castparts Corp.
Precision Propellers
Prince Aircraft
Props Inc
Pythom
Quicklaunch
Quiet Spike
Radian Aerospace
Ravn Aerospace
Raytheon
Raytheon Intelligence & Space
Redwire
Relativity Space
Rocket Lab
Rocketdyne
Rocketplane Global Inc.
Rocketplane Kistler
Rocketplane Limited, Inc.
RocketShip Tours
Rockwell International
Rohr, Inc.
RTX Corporation
Sargent Fletcher
Satellite Business Systems
Sensenich Propeller
Shackleton Energy Company
Shield AI
Sierra Nevada Corporation
Sierra Space
Space Adventures
Space Vector Corporation
SpaceAge Control
Spaceflight Industries
Spaceflight, Inc.
SpaceWorks Enterprises
SpaceX
Spartan Aircraft Company
SpinLaunch
Spire Global
SSL (company)
St Croix Aircraft
Stanley Aviation
Sterba Propellers
Stoke Space
Stone Aerospace
Stratolaunch Systems
Supersonic Aerospace International
Swales Aerospace
Swarm Technologies
Swift Engineering
T/Space
Tactical Air Support
Teledyne Technologies
Tethers Unlimited, Inc.
Thiokol
Trek Aerospace
Triumph Group
Tyvak
Universal Weather and Aviation
Ursa Major Technologies
UTC Aerospace Systems
Vari-Prop
Vast (company)
Vector Launch
Vega Aircraft Corporation
Virgin Galactic
Virgin Orbit
VOX Space
VT Mobile Aerospace Engineering
Vulcan Aerospace
Warp Drive Inc
Whirl Wind Propellers
Woodward, Inc.
World View Enterprises
Wright Electric
XCOR Aerospace
Xplore (space exploration company)
Zero Point Frontiers Corporation
ZeroAvia