EnduroSat
- Company typePrivate
- Founded2015
- HeadquartersSofia, Bulgaria
- Headcount251–500
- GTM typeB2B
- OfferingHardware or Manufacturing
EnduroSat firmographics
Firmographics- Name
- EnduroSat
- Legal name
- EnduroSat EAD
- Website
- https://www.endurosat.com
- Company type
- Private
- Founded year
- 2015
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Ownership category
- akta.pro rank
Where EnduroSat is headquartered
LocationHeadquarters
- HQ city
- Sofia
- HQ country
- Bulgaria
- HQ region
- Europe
Markets served
EnduroSat business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Supply Chain, Personnel, Operations, Marketing or Sales, Infrastructure
Revenue model
- Space Service (Constellations-as-a-Service): End-to-end satellite mission service covering design, AIT, launch, and operations; standardized fixed-cost pricing and ~6-month mission timelines; 234-satellite reference architecture with revisit time of 10 hours.
- Satellite hardware sales (FRAME platforms & modules): Sale of modular satellite platforms (FRAME Max, FRAME L, FRAME S, 16U/8U CubeSats, DeskSat) plus standalone avionics, antennas, EPS, solar panels and structures; quote-based with international express shipping on the online storefront.
- SpaceOps mission operations subscriptions: Yearly-per-satellite subscriptions (single-year or 5-year licenses) for the SpaceOps cloud operations hub, with optional services such as mission operations, digital twin and third-party GS integration.
- SpaceDev satellite development software subscriptions: Subscription software (SpaceDev and SpaceDev Pro) for streamlined satellite development and AIT, sold as Single Year, 3-Year, and 5-Year subscriptions.
- Investment capital raised: Cumulative venture capital, venture debt and EIC funding raised across multiple rounds (€10M EIB venture debt 2021, $10M Series A 2023, €20M 2025, €43M 2025, $104M 2025) to scale manufacturing, SpaceOps and SpaceDev platforms.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Quote-based pricing for satellite platforms, modules and Space Service missions |
| Subscription | Annual | SpaceDev & SpaceDev Pro satellite development software subscriptions (annual / multi-year) |
| Subscription | Annual | SpaceOps mission operations software (yearly per satellite) |
| Outcome Based/ Performance | Multi-year contract | Space Service fixed-cost Constellations-as-a-Service pricing |
Go-to-market motion5 records
EnduroSat product offering
Product offeringCore offering
EnduroSat designs, manufactures, and operates modular small satellites (CubeSats, microsatellites and ESPA-class platforms) under its FRAME product line, and sells standardized satellite subsystems and avionics modules. It complements hardware with end-to-end "Space as a Service" / Constellations-as-a-Service mission delivery covering design, AIT, launch, and cloud-based mission operations (SpaceOps, SpaceDev, SpaceComms software).
Product overview
EnduroSat's offering is a platform-plus-modules architecture marketed as "Space as a Service." At the core sits the Space Service constellation-as-a-service, wrapping standardized satellite platforms with end-to-end mission lifecycle support (design, AIT, launch, operations). The satellite hardware side consists of modular FRAME-family platforms (FRAME Max, FRAME L, FRAME-24, FRAME-15/Gen3 ESPA-class) and standardized CubeSat platforms (16U, 8U, and the CubeSat DeskSat flatsat), supplemented by a broad catalogue of flight-proven avionics and subsystems: communication modules (X-Band SDR, S-Band Transceiver, UHF Transceiver), antennas (X-Band Patch, K-Band 4x4 Patch Array, GNSS Patch L1+L2 and L1/E1, S-Band Wideband/Commercial/ISM, UHF 2U), onboard computers (OBC), power modules (SmallSat EPS, CubeSat EPS), solar panels (3U/6U/8U body-mounted and deployable arrays), structures (16U, 12U XL, 8U), and lab equipment (CubeSat Test Pod, Rotary JIG, Assembly JIG). Software products extend the offering with SpaceDev (plug-and-play satellite development and AIT software), SpaceOps (cloud-based mission operations hub with API access), and SpaceComms (referenced via licensing agreement).
Differentiator
Problem solved
Functional benefit
Brands
- FRAME: EnduroSat's flight-proven satellite platform product line including FRAME Max, FRAME L, FRAME S, and the FRAME-15 ESPA-class platform.
- SpaceDev
- SpaceOps
- SpaceComms
Products and services
- FRAME Max EnduroSat's largest flagship satellite platform in the FRAME family, targeted at high-performance missions.
- FRAME L (FRAME-24 Microsatellite Platform) Microsatellite-class platform in the FRAME family, bridging CubeSat and ESPA-class offerings.
- FRAME S (FRAME-15 ESPA-class Satellite) ESPA-class small satellite platform (200-500 kg) in the FRAME family, designed for serial production and modular payload integration; forms the basis of the new Gen3 production line.
- 16U CubeSat Platform Flight-heritage 16U CubeSat platform for advanced nanosatellite missions.
- 8U CubeSat Platform Flight-heritage 8U CubeSat platform for nanosatellite missions.
- CubeSat DeskSat Flatsat / desk-format CubeSat development platform for ground-based testing and engineering.
- X-Band Software Defined Radio X-Band software-defined radio module for satellite communications.
- S-Band Transceiver S-Band transceiver module for satellite communications.
- UHF Transceiver UHF transceiver module (Generation II/III) for satellite communications.
- X-Band Patch Antenna Flight-heritage X-Band patch antenna for satellite communications.
- K-Band 4x4 Patch Array Flight-heritage K-Band 4x4 patch array antenna for satellite communication.
- GNSS Patch Antenna L1+L2 Dual-band GNSS patch antenna for L1 and L2 frequencies.
- GNSS Patch Antenna L1/E1 Flight-heritage GNSS patch antenna for L1/E1 band reception.
- S-Band Antenna Wideband Flight-heritage wideband S-Band antenna for satellite communications.
- S-Band Antenna Commercial Commercial-grade S-Band antenna for satellite communications.
- S-Band Antenna ISM ISM-band S-Band antenna for satellite communications.
- UHF Antenna 2U 2U-format UHF antenna for satellite communications.
- Onboard Computer (OBC) Satellite onboard computer module for command, data handling and avionics.
- SmallSat EPS Electrical Power System (EPS) module for small satellites.
- CubeSat EPS Electrical Power System module with battery pack designed for 12U and 16U CubeSats.
- 8U Deployable Solar Array Deployable solar array designed for 8U-class satellites.
- 8U Solar Panel Body-mounted solar panel sized for 8U-class satellites.
- 6U Deployable Solar Array Deployable solar array designed for 6U-class satellites.
- 6U Solar Panel Body-mounted solar panel sized for 6U-class satellites.
- 3U Deployable Solar Array Double deployable solar array designed for 3U-class satellites.
- 3U Solar Panel Body-mounted solar panel sized for 3U-class satellites.
- 16U CubeSat Structure Flight-heritage 16U CubeSat mechanical structure.
- 12U XL CubeSat Structure 12U extended (XL) CubeSat mechanical structure.
- 8U CubeSat Structure Flight-heritage 8U CubeSat mechanical structure.
- CubeSat Test Pod 6U test pod used for CubeSat laboratory testing.
- Rotary JIG Rotary JIG tooling used in satellite assembly and integration.
- Assembly JIG Assembly JIG tooling used in satellite assembly and integration.
- Space Service (Constellation-as-a-Service) End-to-end "Space as a Service" offering covering mission analysis & design, payload integration & space qualification, satellite launch & mission commissioning, and a cloud-based mission operations hub with event-driven autonomous tasking, dashboards and cloud/API data access. Targets remote sensing and connectivity applications (hyperspectral, multispectral, SAR, thermal, VHR optical, ADS-B, AIS, broadband, SIGINT, store-and-forward).
- SpaceOps Centralized, cloud-based mission operations hub for streamlined satellite operations: telecommand scheduling, telemetry analysis, custom plots, digital twin support, available as an API/library, with off-the-shelf integration with leading GS providers and military-grade encrypted communications.
- SpaceDev Plug-and-play satellite development and AIT software that handles the EnduroSat Communication Protocol Stack (ESPS), enables telecommand/telemetry database handling, dashboards, encrypted cable or radio communication, and is offered in SpaceDev and SpaceDev Pro subscription tiers (single, 3-year, 5-year).
Companies that use EnduroSat
Customer profileIdeal customer profiles2 records
EnduroSat technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration6 records
Feature6 records
EnduroSat partnerships and signals
Strategic signalRecent moves8 records
Expansion highlights6 records
EnduroSat competitors and assessment
Company assessmentDirect peers
- Rocket Lab: Publicly listed launch and space-systems company with a Photon satellite bus line that directly competes with EnduroSat's FRAME family in the smallsat and ESPA-class market. Both companies target commercial, civil, and defense customers with end-to-end bus-plus-services offerings.
- York Space Systems: U.S. smallsat prime that mass-produces standardized satellite buses (S-CLASS, LX-CLASS) and provides constellation mission services. Closely comparable in standardized-bus-plus-services model and in defense-market positioning relative to EnduroSat.
- Terran Orbital: Small satellite manufacturer and constellation services provider serving defense and commercial customers. Overlaps with EnduroSat across standardized satellite buses and end-to-end mission support, with similar flight-heritage claims.
- Open Cosmos: UK-based 'Space as a Service' company offering end-to-end smallsat missions, including standardized buses and mission operations. The most direct head-to-head competitor to EnduroSat's Space Service productized mission model.
- AAC Clyde Space: Small satellite and CubeSat manufacturer offering standardized platforms, subsystems, and constellation services. Comparable in CubeSat and smallsat product breadth and in recurring mission-services revenue model.
- NanoAvionics (Kongsberg Defence & Aerospace): Small satellite bus manufacturer acquired by Kongsberg, offering standardized satellite platforms and end-to-end mission services. Closely comparable in modular CubeSat/microsatellite product line and European market footprint.
- SWISSto12: Swiss smallsat and RF payload manufacturer providing end-to-end satellite missions, including RF payloads and HummingSat geostationary platform. Directly comparable in European standardized satellite manufacturing with defense and connectivity customer base.
- ICEYE: SAR satellite constellation operator that builds and operates its own smallsat buses. Comparable in SAR mission focus and in the constellation-as-a-service go-to-market that overlaps with EnduroSat's MetaSensing SAR partnership strategy.
Broad incumbents
- Sierra Space: Larger U.S. commercial space company with a small-satellite division (Sierra Space Satellite Systems) and broader portfolio spanning Dream Chaser and space stations. Adjacent incumbent competing for some of the same defense and constellation contracts as EnduroSat.
Regional players
- Satlantis: Spanish smallsat manufacturer focused on high-resolution Earth observation satellites. Comparable in standardized smallsat bus technology and European EO customer base, although EnduroSat's geographic focus is broader.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
EnduroSat social profiles
Digital presenceEnduroSat compliance and trust
Trust signalCompliance3 records
EnduroSat financial estimates
Financial estimateRevenue estimate
Valuation estimate
EnduroSat leadership team
Management profileNumber of profiles
Profiles8 records
EnduroSat subsidiaries and ownership
Company hierarchySubsidiaries6 records
EnduroSat funding detail
Funding detailFunding overview
Funding rounds11 records
Investors19 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
EnduroSat M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about EnduroSat
What does EnduroSat do?
EnduroSat designs, manufactures, and operates modular small satellites (CubeSats, microsatellites and ESPA-class platforms) under its FRAME product line, and sells standardized satellite subsystems and avionics modules. It complements hardware with end-to-end "Space as a Service" / Constellations-as-a-Service mission delivery covering design, AIT, launch, and cloud-based mission operations (SpaceOps, SpaceDev, SpaceComms software).
Is EnduroSat a public or private company?
EnduroSat is a private company. It is classified as venture growth investor backed and is currently operating.
When was EnduroSat founded?
EnduroSat was founded in 2015. It employs 251 to 500 people.
Where is EnduroSat based?
EnduroSat is headquartered in Sofia, Bulgaria, in the Europe region.
How does EnduroSat make money?
Five revenue lines are on record. Space Service (Constellations-as-a-Service) is the primary driver. The others are satellite hardware sales (FRAME platforms & modules), spaceOps mission operations subscriptions, spaceDev satellite development software subscriptions and investment capital raised.
Who are EnduroSat's main competitors?
Direct peers on record are Rocket Lab, York Space Systems, Terran Orbital, Open Cosmos, AAC Clyde Space, NanoAvionics (Kongsberg Defence & Aerospace), SWISSto12 and ICEYE. Sierra Space is listed as a broad incumbent. Satlantis is listed as a regional player.
Does EnduroSat have an API?
Yes. SpaceOps mission operations software exposes an API/library for scripting, automation, telecommand scheduling and telemetry analysis. The page states SpaceOps is "Available as an API/library" with "Scripting & Automation through API" and off-the-shelf integration with leading ground station providers. Authentication and rate-limit details are not specified.