Zero Gravity Aircraft Industry Valuation, Funding & Investors

XTI Aerospace Inc is an aircraft development company. It also provides real-time location systems (RTLS) for the industrial sector. The company is developing a vertical takeoff and landing (VTOL) airplane that is designed to take off and land like a helicopter and cruise like a fixed-wing business airplane. Its initial configuration, the TriFan 600 airplane, will be one of the first civilian fixed-wing VTOL airplane that offers the speed and comfort of a business airplane and the range and versatility of VTOL for a wide range of customer applications, including private aviation for business and high net worth individuals, emergency medical services, and regional charter air travel. The company operates in two reportable segments: Industrial IoT and Commercial Aviation.

U-LEAM Inc operates as a vertically integrated manufacturer, offering product development and manufacturing solutions across multiple market segments and applications. It specializes in custom interconnect solutions. It focuses on vertically integrated design, production, and supply of connectors, cable assemblies, wire harnesses, and high-performance systems for demanding applications.

Venus Aerospace is a Houston-based aerospace company founded in 2020 by CEO Sassie Duggleby and CTO Andrew Duggleby. It develops 3D-printed rotating detonation rocket engines capable of Mach 9 speeds, aiming to enable one-hour global transport for commercial and defense applications. The company has completed engine test flights, including the world's first high-thrust test of a liquid-propellant rotating detonation rocket engine, and holds contracts with NASA and U.S. defense agencies to advance the technology.

Hermeus is an Atlanta-headquartered aerospace company developing hypersonic aircraft reaching Mach 5 speeds to transform global travel. Its Quarterhorse demonstrator targets New York to London flights in 90 minutes, using turbine-based combined cycle engines compatible with existing runways and air traffic systems. Founded in 2019, the firm advances prototypes for military and commercial applications.

ispace inc is a private lunar robotic exploration company that is developing micro-robotic technology to provide a low-cost and frequent transportation service. It has developed a small lander (lunar lander) and a lunar exploration rover (lunar rover) for the purpose of providing frequent and low-cost transportation services to the moon.

Gogo Inc is a broadband connectivity service for the business aviation market. It provides a customizable suite of smart cabin systems for integrated connectivity, inflight entertainment, and voice solutions. Its business segment includes Gogo BA and Satcom Direct. It generates two types of revenue: service revenue consists of monthly subscription and usage fees paid by aircraft owners and operators for telecommunication, data, and in-flight entertainment services, and equipment revenue consists of proceeds from the sale of ATG and narrowband satellite connectivity equipment and is recognized when control of the equipment is transferred to OEMs and dealers, which generally occurs when the equipment is shipped.

JetZero is a Los Angeles-based aerospace startup founded in 2021 developing blended wing body aircraft. The design achieves 50% greater fuel efficiency on routes like Los Angeles to London, reducing emissions and increasing passenger comfort with wider cabins. JetZero's Z5 model targets commercial service by 2030, backed by US Air Force contracts and partnerships with Northrop Grumman. The company leverages decades of research into aerodynamic shapes pioneered by co-founder Mark Page.

Vast is a Long Beach-headquartered space company engineering commercial space stations for low Earth orbit missions. Its Haven-1 outpost, set for 2025 launch via SpaceX Falcon 9, accommodates four crew members with Starlink connectivity and radiation shielding. Vast develops modular architectures supporting artificial gravity via rotation, in-space manufacturing bays, and science payloads, collaborating with NASA under CCSC-2 agreements for private astronaut flights.

Sidus Space Inc is a Space and Defense as-a-Service company focused on providing complex space hardware, satellite/spacecraft design, manufacture, launch, and data solutions for both government and commercial in-space missions for all destinations through the solar system. This includes a Space-based infrastructure of multi-mission satellites with hyperspectral, multi-spectral, and other sensors to provide monitoring services and solutions to multiple sectors and industries. The company supports Commercial Space, Aerospace, Defense, Underwater Marine, and other commercial and government customers.

True Anomaly is an Austin-based space technology company designing autonomous spacecraft and software for orbital security and resilience. The firm builds Jackal electronic warfare satellites and develops simulation platforms for space domain awareness. True Anomaly supports U.S. Space Force contracts and partners with defense primes to field counter-space capabilities.

Mach Industries is a Huntington Beach-based manufacturer of defense systems including unmanned aerial vehicles, missiles, and propulsion components. The Forge platform supports decentralized production of drone parts such as sensors, engines, and communications across flexible factories. It produces the Viper vertical-takeoff cruise missile with 290 km range, 10 kg warhead, and AI navigation for GPS-denied operations. In 2024, Mach secured a US Army contract for the Strategic Strike missile, completing design and tests by January 2025, and partners with Heven Drones on hydrogen-powered UAVs.

Relativity Space is a Long Beach-headquartered aerospace manufacturer pioneering 3D-printed rockets. Founded in 2015, it builds Terran 1 and Terran R vehicles using additive manufacturing, AI, and robotics for a supply chain with 100 times fewer parts. The company assembles rockets in under 60 days at its Florida launch site for satellite constellation missions.

Agile Space Industries is an aerospace propulsion company designing and manufacturing in-space propulsion systems for satellites and spacecraft using metal 3D printing technology. The company operates purpose-built propulsion test facilities with over a decade of experience testing rocket engines for defense, civil, and commercial space programs. Engineering team includes alumni from SpaceX, NASA, and Aerojet Rocketdyne.

Turion Space is a U.S.-based space technology company that builds Droid spacecraft for orbital debris removal and satellite servicing. The vehicles use vision sensors and docking mechanisms to rendezvous with targets, then employ propulsion to deorbit debris or adjust satellite orbits. Operations enhance space sustainability through turionspace.com.

QPS Holdings Inc, formerly known as QPS Research Institute Co Ltd is engaged in the Development, manufacture, operation, Acquisition and sale of SAR image data from small SAR satellites.