United States Launch Companies

is a private American space technology company headquartered in Kent, Washington.

Sierra Nevada Corporation (also styled SNC) is an American aerospace, defense, electronics, engineering and manufacturing corporation that specializes in aircraft modification, integration and other space technologies.

Aerojet Rocketdyne was a company, and later a subsidiary of American defense company L3Harris, that manufactured rocket, hypersonic, and electric propulsive systems for space, defense, civil and commercial applications.

Orbital Sciences Corporation (commonly referred to as Orbital) was an American company specializing in the design, manufacture, and launch of small- and medium- class space and launch vehicle systems for commercial, military and other government customers.

Stoke Space Technologies is an American rocket company based in Kent, Washington.

Long Wall (formerly ABL Space Systems) is an American aerospace company, based in Long Beach, California (originally from El Segundo, California), that manufactures deployable launch vehicles and infrastructure for missile defense, formerly for sending commercial small satellites into orbit.

Astra Space, Inc., formerly known as Ventions, LLC from 2005 - 2016, is an American space company based in Alameda, California, with facilities in Atwater, California.

Scaled Composites (often called simply Scaled) is an American aerospace company founded by Burt Rutan and currently owned by Northrop Grumman.

Stratolaunch LLC is a private American aerospace company providing high-speed flight test services.

SpaceDev, a part of the "Space Systems Business" of Sierra Nevada Corporation, is prominent for its spaceflight and microsatellite work.

The company gathered considerable venture capital from angel investors and opened a factory headquartered in a 45,000-square-foot (4,200 m2) facility at Mojave Air and Space Port in Mojave, California.

XCOR Aerospace was an American private spaceflight and rocket engine development company based at the Mojave Air and Space Port in Mojave, California, Midland International Air and Spaceport in Midland, Texas and the Amsterdam area, the Netherlands.

Ursa Major Technologies is an American aerospace company founded in 2015 and based in Berthoud, Colorado.

(formerly Vector Space Systems) was an American space technology company which aims to launch suborbital and orbital payloads.

Phantom Space Corporation is an American space transportation and rocket manufacturing startup based in Tucson, Arizona.

was an American aerospace manufacturer and defense industry company.

Rocketplane Kistler (RpK) was a reusable launch system firm originally based in Oklahoma.

Beal Aerospace was a launch vehicle development company founded in February 1997 by Andrew Beal, president of Beal Bank in Dallas, Texas.

Armadillo Aerospace was an aerospace startup company based in Mesquite, Texas.

Radian Aerospace is an American aerospace company based in Seattle, Washington.

Interorbital Systems (IOS) is an American space development company based in Mojave, California.

Generation Orbit Launch Services (GO) is an American aerospace company based in Atlanta, Georgia that is developing the technology for launch services for small payloads.

Exos Aerospace Systems & Technologies is an aerospace manufacturer and developer of reusable launch systems intended to support uncrewed orbital spaceflight launches, and is based in Caddo Mills, Texas.

Mojave Aerospace Ventures (MAV) is a company founded by Paul Allen and Burt Rutan to handle the commercial spinoffs from the Tier One project.

is an American private aerospace company based out of Herndon, Virginia, that specializes in geospatial intelligence services.

is a private spaceflight corporation headquartered in Denver, Colorado.

Blu Shift Aerospace (stylized as BluShift) is an American aerospace manufacturer headquartered in Brunswick, Maine, with an additional office in Concord, California.

Over its life the company developed many unique technologies and space transportation architectures for the US Government (NASA, DARPA, others) and commercial customers.

The Spaceship Company (TSC) is a British/American spacecraft manufacturing company that was founded by Burt Rutan and Richard Branson in mid-2005 and was jointly owned by Virgin Group (70%) and Scaled Composites (30%) until 2012 when Virgin Galactic became the sole owner.

Vaya Space is a space and defense company, founded in 2017 as Rocket Crafters, based in Cocoa, Florida.

Evolution Space is an American private spaceflight aerospace company providing solid propulsion systems and small launch.

Sea Launch was a multinational-Norway, Russia, Ukraine, United States-spacecraft launch company founded in 1995 that provided orbital launch services from 1999 to 2014.

Long Beach, California

Solvang, California, United States

Space Services, Inc. of America (SSIA) is a space services company and holding company.

It was founded in 2016 and it is based in Albuquerque, New Mexico.

Quicklaunch is an inactive US company attempting to use a type of space gun to launch payloads into low Earth orbit.

Founded in 2020 and headquartered in Houston , Venus Aerospace is developing reusable hypersonic technology