DSI Aerospace Technologie

What DSI Aerospace Technologie does

DSI Aerospace Technologie GmbH, headquartered in Bremen, Germany, designs and manufactures radiation-tolerant digital electronics and computing subsystems for spacecraft. Founded in 1997, the company operates an integrated model covering specification, hardware/firmware/software development, verification, qualification, and flight delivery, with in-house ISO Class 7 clean room integration, thermal and vacuum test chambers, and an EMI/RFI-shielded crypto chamber supporting component radiation testing. Its product portfolio comprises five flight hardware families—On-Board Computers with redundant CPU architectures, Payload Data Handling Units providing mass memory and data throughput, Data Processing Units for compression and encryption, Instrument Control Units for advanced payloads, and Ground Support Equipment for box- and board-level testing—complemented by radiation up-screening services for memory devices and FPGAs.

The commercial model is enterprise B2B direct sales of custom-engineered subsystems to spacecraft prime contractors, satellite operators, and government space agencies. Pricing is quote-based following technical consultation, with long qualification and program-support cycles that create high customer lock-in. Named customers include Airbus, Beyond Gravity, DLR, ESA, KARI, Redwire, Thales, Thales Alenia Space, Frontgrade, OHB, KACST, and OIP Space Instruments, spanning European prime contractors and Asian/Middle Eastern national agencies. Marketing reach combines direct technical sales with active participation in aerospace trade shows including ILA Berlin, IAC, and Space Tech Expo Europe.

The company runs an active R&D pipeline alongside flight deliveries: DR.BEAT targets deep-space computing, MMU-NXT advances next-generation mass memory, SOPHOS covers payload/instrument systems, and 6G-TakeOff (in partnership with Deutsche Telekom) explores non-terrestrial 3D networks for future 6G architecture. DSI employs 101-250 people and operates as an independent German private limited company with no disclosed parent, venture funding, or public listing. Its value proposition is grounded in 150+ failure-free cumulative in-orbit years, proprietary FPGA-based IP cores, and vertical integration from design through radiation qualification.

Name

DSI Aerospace Technologie

Legal name

DSI Aerospace GmbH

Website

https://dsi-as.de

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

101–250 employees

Short description

DSI Aerospace GmbH, based in Bremen, Germany, designs and manufactures radiation-tolerant digital electronics—including on-board computers, payload data handling units, and instrument control units—for spacecraft manufacturers and government space agencies such as ESA, DLR, and Airbus, with 27+ years of flight heritage.

Ownership category

akta.pro rank

Product category

Space-grade Avionics Electronics

NAICS

Guided Missile and Space Vehicle Manufacturing (336414), Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing (336419)

SIC

Guided Missiles & Space Vehicles & Parts (3760), Search, Detection, Navagation, Guidance, Aeronautical Sys (3812), Instruments For Meas & Testing Of Electricity & Elec Signals (3825)

akta.pro primary industry

Spacecraft Avionics, Flight Computers & Software (IMABACAI)

akta.pro secondary industries

Military Aerospace Ground Support Equipment (GSE) & Test Systems (IMABAMAL), Spacecraft Integration, Assembly & Test (IAT) (IMABACAK), Military Power Supplies, RF/Microwave Components & Ruggedized Electronics (IMABAGAJ)

Keywords

• Space-grade electronics
• On-board computers
• Radiation testing services
• Payload data handling
• Spacecraft avionics

Headquarters

HQ city

Bremen

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations

Revenue model

1. Space-grade Hardware Products: Sale of customized electronic systems including On-Board Computers, Payload Data Handling Units, Data Processing Units, Instrument Control Units, and Ground Support Equipment. Products are tailored to specific mission requirements with long development cycles and high customer lock-in.
2. Engineering Services: Comprehensive engineering services including project management, system engineering, hardware/firmware/software development, verification, and product assurance. Services cover every step from design to implementation, testing and integration.
3. Radiation Testing Services: Component radiation up-screening and testing services, specialized for memory devices and FPGAs. Includes facility rental for in-house testing needs.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels1 record

Core offering

DSI Aerospace Technologie designs, manufactures, and supplies space-grade digital electronics for spacecraft, including on-board computers, payload data handling units, data processing units, and instrument control units. The company also delivers engineering services (project management, system engineering, hardware/firmware/software development, verification, product assurance) and specialized radiation up-screening/testing services for memory devices and FPGAs used in classic and new space applications.

Product overview

DSI Aerospace Technologie is a space technology company that designs and manufactures dependable space-grade electronics. Their product portfolio consists of six core hardware product categories: On-Board Computers (reliable central computers with redundant CPUs for spacecraft), Payload Data Handling Units (mass memory with high data throughput), Data Processing Units (for data compression, encryption, and processing), Instrument Control Units (for operating and controlling advanced payloads), and Ground Support Equipment (board-level to box-level testers). They also offer Radiation Testing services specialized for memory devices and FPGAs. The company provides comprehensive engineering services including project management, system engineering, hardware/firmware/software development, and verification. Their facilities include ISO Class 7 clean rooms, thermal/vacuum test chambers, EMI/RFI-shielded crypto chambers, and access to EMC and vibration testing facilities.

Differentiator

Problem solved

Functional benefit

Products and services

• On-Board Computers

Quantifiable outcome

• Over 150 years of combined failure-free operation in orbit

Named customers12 records

Segments4 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

One partnership is on record.

• Deutsche TelekomcoreStrategic or Co-development Partner · 28 November 2025DSI participated as a research partner in the 6G-TakeOff project led by Deutsche Telekom. The project developed 3D networks involving ground, airborne, and satellite stations for future 6G architecture and non-terrestrial network standardization. DSI contributed to demonstrators for device handover, edge computing, and advanced antenna technology.

Scale indicators3 records

Recent moves5 records

Expansion highlights6 records

Direct peers

• Beyond Gravity: Beyond Gravity (formerly RUAG Space) supplies space electronics, structures, and on-board computers for ESA and commercial missions. Directly comparable as a European-based space electronics manufacturer serving the same Tier-1 prime and agency customers (and is also a DSI customer).
• Frontgrade Technologies: Frontgrade (formerly Cobham Advanced Electronic Solutions) manufactures radiation-hardened space electronics, including on-board computers and data handling systems. A direct competitor in space-grade digital electronics; also a DSI customer, reflecting channel overlap typical in this niche.

Broad incumbents

• OHB System: OHB is a European prime contractor for spacecraft and also develops space electronics in-house. While primarily a customer of DSI, OHB's internal avionics division competes for some of the same subsystem opportunities as DSI.
• Thales Alenia Space: Thales Alenia Space is a major European satellite prime with internal space electronics capabilities across OBCs, data handling, and payload control. Competes broadly with DSI for subsystem work while also being a customer.
• Airbus Defence and Space: Airbus Defence and Space is Europe's largest space prime with extensive in-house avionics, on-board computers, and data handling capabilities. Overlaps with DSI as both customer and competitor for space electronics subsystems.
• MDA Space: MDA Space builds satellite subsystems including on-board computers, control electronics, and robotic space systems. Competes in the broader space electronics market, particularly for Earth observation and exploration missions where DSI also operates.
• Honeywell Aerospace: Honeywell supplies space-qualified avionics, computers, and control systems for civil and military space programs globally. Broader incumbent with a much wider product portfolio than DSI but overlapping in radiation-tolerant computing for space applications.
• Leonardo S.p.A. Leonardo's Space Division supplies space electronics, instruments, and satellite subsystems for European and international programs. Comparable as another European-based incumbent providing avionics and payload electronics with overlap in mission-critical space computing.

Emerging players

• GomSpace: GomSpace is a specialist in smallsat avionics, on-board computers, and payload systems for the NewSpace market. Competes with DSI for the lower-cost commercial constellation segment but lacks the heritage-grade radiation tolerance that defines DSI's niche.
• NanoAvionics: NanoAvionics provides satellite buses and avionics for smallsat constellations and rideshare missions. Adjacent competitor in commercial space electronics with overlap in on-board computers and payload data handling, primarily targeting NewSpace customers rather than heritage missions.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/dsi-aerospace-technology

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about DSI Aerospace Technologie