Space Tech Startups

4iG is a Budapest-based, majority Hungarian-owned telecommunications, IT systems integration, and space/technology group serving residential and business customers in Hungary and the Western Balkans. The parent company, 4iG Nyrt., is listed on the Budapest Stock Exchange and operates 28 subsidiaries across four countries.

1 investor

AAC Clyde Space builds small satellite technologies and offers space-based data services, covering satellite components, mission services, and data delivery and analytics. Its offerings serve organisations seeking timely intelligence from space, including applications in agriculture and finance.

1 investor

The page presents a company positioned around space exploration, referencing Earth, the Moon, Mars, and India's Mangalyaan mission, but provides no concrete detail about a specific product or service.

1 investor

AIN Ventures (Academy Investor Network) is a pre-seed and seed-stage venture fund investing in dual-use deep tech and veteran-led startups. Its focus sectors include space, civic, healthcare, sustainability, disaster, and defense technology.

1 investor

Adaptive Waves develops smart coating technology, validated and advanced through NSF SBIR/STTR Phase I and Phase II grants. The company is seeking strategic partners for market intelligence, joint development, and joint-venture agreements in the coatings industry.

1 investor

Aerospacelab designs, builds, and operates satellite infrastructure, including platforms, payloads, subsystems, and operations for Earth observation, intelligence, and connectivity missions ranging from single in-orbit demonstrations to full constellations. It serves government and commercial customers with an ITAR-free, European supply chain and is building a Megafactory in Europe capable of producing 500 satellites per year.

1 investor

Aerosystems International (ASI) manufactures Electrical Wiring Interconnection Systems (EWIS) and Ground Support Equipment (GSE), offering build-to-print, low-volume high-mix production including after-market and retrofit parts. Founded in 1971, it serves clients in the aerospace, telecommunications, and transport industries.

1 investor

Aero X Ventures is a venture capital firm that invests in aerospace, defense, and deep tech startups, focusing on foundational technologies for commercial and national security applications.

1 investor

AIAA (American Institute of Aeronautics and Astronautics) is a professional membership organization for the aerospace and defense community, offering a professional network, events, technical resources, and career support. It publishes content and hosts conferences such as AIAA SciTech covering aerospace, space, and defense topics.

1 investor

AIKO develops autonomous intelligence systems for satellite operations and space missions, enabling autonomous decision-making and data processing onboard satellites.

1 investor

AIN Ventures is a venture capital firm that invests in deep tech startups serving both commercial and government/defense markets, and it advises founders on securing non-dilutive government grants and contracts. It operates the Academy Investor Network, a network of service academy graduates who act as portfolio advisors and technical experts.

1 investor

Airhart Aeronautics designs and builds advanced personal airplanes with a focus on safety, reliability, and intuitive operation. The company serves individuals and operators seeking easier-to-fly, safer aircraft with modern avionics and human-centered design.

1 investor

ESA BIC (Business Incubation Centre) is a startup incubation programme run by AZO across sites in Bavaria, Northern Germany, and North Rhine-Westphalia, supporting entrepreneurs building space-related and deeptech companies in fields such as robotics, mobility, aerospace, and AI. It offers financing, mentoring, R&D support, and market-entry help, along with access to space technologies and technical facilities.

1 investor

Aliena develops Hall thruster electric propulsion systems for nanosatellites, microsatellites, and small-to-medium satellite platforms, spanning 100 W to 1.35 kW power classes. The company operates a jet propulsion test and production facility in Singapore and works with space agencies and satellite operators.

1 investor

ALL.SPACE builds multi-network SATCOM terminals, including the Hydra Terminal Range, that connect simultaneously to multiple satellites across different orbits and cellular networks for comms-on-the-move across land, sea, and air. The platform targets defense and government applications, offering resilient, secure communications for mission-critical operations.

1 investor

Allocation.Space builds regulated, event-based derivatives — such as solar weather swaps, launch risk swaps, and orbital debris swaps — that let satellite operators, insurers, and institutional investors hedge risks in the space economy. The London-based company operates an OTC desk using public data from NASA and NOAA, serving the orbital risk and space insurance market.

1 investor

Alpine Space is a venture capital firm that invests in early-stage startups in the space and space-enabled industries, backing teams building scalable technologies with commercial potential in existing markets.

1 investor

constellr is building and operating a constellation of beyond-visual satellites to monitor biophysical conditions of fields worldwide. It turns this satellite data into insights for agriculture, with a focus on improving water productivity for the human food system.

1 investor

American Aero Inc. is a precision manufacturer of foam, metal, and plastic components for aerospace and industrial applications, using CNC machining, waterjet cutting, and finishing services. Based in Brooklet, Georgia, it serves the aerospace, agriculture, light aircraft, marine, and turbine industries nationwide and is an approved supplier to Gulfstream Aerospace.

1 investor

American Pacific Corporation is a specialty materials manufacturer producing critical chemicals for U.S. military and space programs as well as clean fire extinguishing agents for the fire protection industry. Its products are used in missile defense, space launch, and fire suppression applications, and it operates a manufacturing facility in Cedar City, Utah.

1 investor

AMTech Group provides engineering services including aircraft modification and repair design with regulatory design approvals (Transport Canada, FAA, EASA), defence systems prototyping and integration specializing in military engineering, autonomous vehicles and chemical/biological defence, and automation work such as PLC/SCADA and HVAC building control systems. It serves aerospace and defence clients along with industrial automation projects.

1 investor

ANT61 develops satellite communication beacons that provide backup communication, real-time telemetry collection, and inter-satellite links for satellite missions and constellations. The beacons enable recovery capabilities, firmware updates, and continuous connectivity even during satellite anomalies.

1 investor

Aperture is a vertically integrated technology company that builds low-frequency radar satellite payloads and a soil moisture insights platform. It offers space-based environmental monitoring and daily soil moisture analytics for agriculture, defense, and corporate sustainability clients, supporting irrigation decisions, water stewardship reporting, and landscape restoration.

1 investor

Apogeo Space operates a constellation of picosatellites and ground stations to provide IoT satellite connectivity for assets in remote areas, serving system integrators and IoT solution providers across agriculture, livestock, oil & gas, wildlife, and maritime research. It also offers end-to-end nano/picosatellite design, manufacturing, and testing services, including thermal vacuum chamber and clean room facilities for satellites up to 16U.

1 investor