Directory / Space Hardware / SWISSto12 Privately held Founded 2011 · Renens, Switzerland Updated Aug 31, 2026
SWISSto12 spacecraft-satellite-platforms
Company website Manufacturer of advanced RF payloads, active antennas, and HummingSat small GEO satellite platforms; over 2,000 products in orbit; contracted March 2026 by Space Compass for first commercial GEO optical data relay satellite.
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Suppliers, customers & partners Suppliers & service providers to SWISSto12 OHB Sweden — customer · supplier 2 connections Tell me more OHB Sweden supplies six electric propulsion systems (EP systems) to SWISSto12 for the HummingSat GEO telecommunications satellites (OHB Sweden → SWISSto12 propulsion supplier).
Relationship research record OHB Sweden supplies six advanced electric propulsion systems for the HummingSat GEO small satellite constellation under a major contract awarded in December 2025 (supported by ESA HummingSat Partnership).
Relationship research record Keysight Technologies — customer Tell me more Keysight supplies its Payload Test System (PTS) including E8257D PSG analog signal generator, M9837A PXIe vector network analyzer, and N9030B PXA signal analyzer to SWISSto12 for validating RF payloads on HummingSat small GEO satellites, including for the Intelsat 45 mission (announced 2023).
Relationship research record SWISSto12 customers & supported companies Inmarsat — customer / program customer Tell me more SWISSto12 supplies satellites and RF systems and is named as a supplier to customers including Inmarsat (Inmarsat is cited as a buyer of SWISSto12 RF/satellite products).
Relationship research record Viasat — customer Tell me more SWISSto12 supplies RF systems and satellites and is listed as supplying to Viasat among other satellite/telecom customers.
Relationship research record Thales — customer / systems integrator customer Tell me more SWISSto12 lists Thales as a company it supplies with satellites and RF systems (SWISSto12 provides RF payloads/components to Thales programs).
Relationship research record Lockheed Martin — customer / supplier relationship Tell me more SWISSto12 is named as supplying satellites and RF systems to large aerospace primes including Lockheed Martin (providing RF components and satellite subsystems).
Relationship research record Northrop Grumman — customer / supplier relationship Tell me more SWISSto12 is listed as supplying RF systems and satellite hardware to aerospace primes including Northrop Grumman.
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SWISSto12 program partners RUAG Space — partner · program partner 2 connections Tell me more SWISSto12 supplies 3D‑printing antenna system designs and manufacturing capability to RUAG Space; RUAG contributes active microwave module expertise. Partnership enables RUAG to offer integrated active phased-array antenna solutions for high‑throughput satellites.
Relationship research record RUAG Space and SWISSto12 are program partners: RUAG provides active microwave modules while SWISSto12 provides 3D‑printed antenna structures — RUAG supplies these combined active antenna solutions to satellite customers.
Relationship research record Saturn Satellite Networks, Inc. — supplier / partner Tell me more Swissto12 is reported to be collaborating with Saturn Satellite Networks on small GEO satellites (Swissto12 technology collaboration with Saturn referenced in industry reporting).
Relationship research record European Space Agency (ESA) — program partner / funder Tell me more ESA has collaborated with SWISSto12 on the HummingSat program through a public‑private partnership (ESA provided program support/funding and partnership for development of the HummingSat GEO smallsat product).
Relationship research record Thales Alenia Space — supplier / program partner Tell me more Thales Alenia Space and SWISSto12 entered an agreement to set up a digitalised, effective spacecraft waveguide supply chain — a direct supply/partnership relationship to enable SWISSto12's RF/waveguide production for satellites.
Relationship research record
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All subsegments Access & transport · Launch providers (52) Access & transport · Orbital transfer & reentry (3) Access & transport · Crew & cargo transportation (3) Access & transport · Mission integration (11) Space hardware · Spacecraft & satellite platforms (60) Space hardware · Payloads & subsystems (32) Space hardware · Propulsion (36) Space hardware · Structures, materials & manufacturing (78) Space hardware · Robotics & landers (21) Space hardware · Avionics, software & flight systems (13) Networks & operations · Satellite operators (43) Networks & operations · Ground networks (16) Networks & operations · Tracking & space-domain awareness (4) Networks & operations · Communications infrastructure (84) Networks & operations · Mission operations (11) Data & applications · Earth observation (55) Data & applications · SAR & RF sensing (12) Data & applications · Weather & climate intelligence (9) Data & applications · Geospatial analytics (15) Data & applications · Defense & security applications (18) In-space infrastructure · Stations & habitats (18) In-space infrastructure · Servicing & refueling (18) In-space infrastructure · On-orbit manufacturing (10) In-space infrastructure · Space robotics (1) In-space infrastructure · Logistics & mobility (9) 3T Additive Manufacturing Ltd 4iG Space and Defence Technologies 4iG AAC Clyde Space AAC Clyde Space Aalyria Aalyria ABL Space Systems Accenture Aconity3D GmbH Ad Astra Rocket Company Ad Addvalue Technologies Ltd ADN Telecom Limited Adranos Advanced Navigation Advanced Aegis Aerospace Aegis Aerospace Aerojet Rocketdyne Aerojet AeroSat Aerospacelab Aerospacelab Aetherflux (Cowboy Space Corporation) Agenium Space Agenium Space AgniKul Cosmos Private Limited Air Liquide S.A. 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