York Space Systems
York Space Systems is a Denver-based, publicly traded designer and manufacturer of modular spacecraft bus platforms for proliferated LEO constellations, serving primarily U.S. defense and national security customers — chiefly the Space Development Agency — with vertically integrated propulsion, solar, terminal, and ground capabilities.
- Company typePublic
- Founded2012
- HeadquartersDenver, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What York Space Systems does
York Space Systems is a Denver-based designer and manufacturer of spacecraft bus platforms, founded in 2012 and publicly listed on the NYSE (ticker: YSS) since January 2026. The company produces three modular, flight-proven satellite platforms — S-CLASS (85kg+ payload, 500W), LX-CLASS (300kg+ payload, 1.5kW), and M-CLASS (1,000kg+ payload, 8+kW) — designed for mass manufacture and proliferated LEO constellations, with claimed production costs at approximately half the industry average and delivery timelines of seven months versus the typical two-year cycle. Following its $629M IPO, York has pursued aggressive vertical integration through the acquisitions of Orbion (electric propulsion), Solestial (radiation-resistant solar cells), ALL.SPACE (multi-orbit communications terminals), and ATLAS Space Operations (ground systems), creating an end-to-end stack from components to constellation operations.
The company's revenue model is anchored in firm-fixed-price hardware sales, with 95%+ of revenue derived from U.S. government defense and national security customers — primarily the Space Development Agency, Space Force, and Department of Defense. York holds 35% share of the SDA Transport Layer program, with 126 satellites awarded across Tranches 0, 1, and 2, and is pursuing expansion into additional mission sets including the Golden Dome missile defense program valued up to $831 billion. Distribution is exclusively through direct government prime contracts and a smaller commercial constellation sales channel. FY2025 revenue reached $386.2 million (52% YoY growth) with FY2026 guidance of $545–$595 million, though gross margin compressed to 19% in the most recent quarter and the company faces multiple active securities fraud investigations following a May 2026 short-seller report. AE Industrial Partners retains majority voting control post-IPO despite holding only 24.4% of equity.
York Space Systems firmographics
Firmographics- Name
- York Space Systems
- Legal name
- York Space Systems
- Website
- https://yorkspacesystems.com
- Company type
- Public
- Founded year
- 2012
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- York Space Systems is a Denver-based, publicly traded designer and manufacturer of modular spacecraft bus platforms for proliferated LEO constellations, serving primarily U.S. defense and national security customers — chiefly the Space Development Agency — with vertically integrated propulsion, solar, terminal, and ground capabilities.
- Ownership category
- akta.pro rank
York Space Systems industry classification
Industry- Product category
- Satellite and Spacecraft Manufacturing
- NAICS
- Guided Missile and Space Vehicle Manufacturing (336414), Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing (336419), Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing (336415), Aerospace Product and Parts Manufacturing (33641)
- SIC
- Guided Missiles & Space Vehicles & Parts (3760), Search, Detection, Navagation, Guidance, Aeronautical Sys (3812)
- akta.pro primary industry
- Spacecraft & Satellites (Civil/Commercial) (IMABACAB)
- akta.pro secondary industries
- Military Space Systems (Defense Spacecraft) (IMABACAC), Spacecraft Avionics, Flight Computers & Software (IMABACAI), Ground Segment Systems (Ground Stations, TT&C, Mission Ops) (IMABACAJ), Satellite Broadband Terminals & Gateways (VSAT/LEO CPE) (HDAFAIAM), Spacecraft Propulsion (In-Space) & Thrusters (IMABACAE)
Keywords
Where York Space Systems is headquartered
LocationHeadquarters
- HQ city
- Denver
- HQ country
- United States
- HQ region
- North America
Offices4 records
Markets served
York Space Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Government Satellite Manufacturing Contracts: Primary revenue stream from U.S. government defense and national security satellite programs. Revenue primarily from Space Development Agency (Tranche 0, 1, 2 transport layer), Space Force missile warning systems, and Department of Defense programs. 95%+ of revenue from government sources. Revenue model involves firm-fixed-price contracts with long production cycles.
- Commercial Satellite Constellation Programs: Growing commercial customer segment including $187 million commercial contract for 20+ satellite M-CLASS constellation. Expanding into commercial markets beyond defense.
- Spacecraft Component Sales: Revenue from supplying proprietary spacecraft components to external customers through wholly owned subsidiaries (Orbion, Solestial).
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Multi-year contract | Spacecraft platforms at approximately $10 million per satellite (industry estimate) |
Go-to-market motion2 records
Distribution channels2 records
Marketing channels4 records
York Space Systems product offering
Product offeringCore offering
York Space Systems designs and manufactures a modular family of flight-proven spacecraft platforms (S-CLASS, LX-CLASS, M-CLASS) intended for mass production and proliferated LEO constellations. The company is vertically integrated through wholly owned subsidiaries that supply propulsion (Orbion), radiation-resistant solar cells (Solestial), multi-orbit communications terminals (ALL.SPACE), and ground systems (ATLAS), complemented by its proprietary Bastion ground software and Multi-Mission Operations Center.
Product overview
York Space Systems is a vertically integrated spacecraft solutions provider offering a modular family of flight-proven spacecraft platforms (S-CLASS, LX-CLASS, M-CLASS) alongside proprietary ground segment software (Multi-Mission Operations Center and Bastion), and acquired capabilities including propulsion systems (Orbion/Aurora plasma propulsion), solar technology (Solestial self-healing solar cells), and multi-orbit communications terminals (ALL.SPACE Hydra Terminal Range). The company provides complete end-to-end solutions from space-based infrastructure to secure data routing and ground operations, with direct supply chain control over essential spacecraft components. York serves national security and commercial customers with high-rate production capabilities delivering satellites at claimed half the cost of competitors.
Differentiator
Problem solved
Functional benefit
Products and services
- S-CLASS Spacecraft Platform 3-axis stabilized spacecraft designed for mass manufacture and constellation deployment. ESPA compatible with a 24" x 24" stowed minimum volume, supporting 85kg+ payload mass and a 500W peak power system extensible to 1kW. Targets defense and commercial operators needing rapid, low-cost constellation production.
- LX-CLASS Spacecraft Platform 3-axis stabilized spacecraft designed for mass manufacture. ESPA/ESPA-Grande compatible with a 34" x 34" stowed volume, supporting 300kg+ payload mass and a 1.5kW peak power system. Targets defense and commercial constellations requiring larger payloads than S-CLASS.
- M-CLASS Spacecraft Platform York's largest and most powerful spacecraft bus, sharing 75% of its technology with S-CLASS and LX-CLASS. Supports 1,000+kg payload mass and 8+ kW peak power for Earth-observation and high-throughput communications missions. Designed to deliver same capabilities as competitors at half the cost.
- Multi-Mission Operations Center (M-MOC) York's proprietary multi-mission operations center software with Flight-Hardened mission planning, secure web-portal tasking, layered information assurance, and internally developed APIs enabling rapid tasking and data delivery across multiple customers and constellations.
- Bastion Ground Software York's proprietary mission planning suite that submits constellation tasking via a secure web portal and routes rapid data delivery to customer servers or York infrastructure, providing secure communications for defense operations.
- Aurora Plasma Propulsion Systems Hall-effect electric (plasma) propulsion thrusters from the Orbion subsidiary, integrated into York's spacecraft buses for orbit raising, station-keeping, and deorbit on national security and commercial satellites.
- Solestial Self-Healing Silicon Solar Cells Radiation-resistant, flexible silicon solar cells with proprietary self-healing capability against radiation-induced degradation, supplied by York's Solestial subsidiary and proven on-orbit.
- Hydra Terminal Range Software-defined multi-orbit communications terminals from the ALL.SPACE subsidiary, providing simultaneous multi-link connectivity across LEO, MEO, GEO, and HEO networks for defense and commercial customers.
Quantifiable outcome
- Satellites produced at approximately half the cost of competitors ($10M vs $20M+)
- +6 more outcomes
Companies that use York Space Systems
Customer profileNamed customers8 records
Segments2 records
Ideal customer profiles2 records
York Space Systems technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature8 records
York Space Systems partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core, supporting and minor.
- SolestialcoreArizona-based provider of radiation-resistant space solar technology with proprietary self-healing silicon solar cells. Acquired for $67 million. Solestial continues as wholly owned subsidiary supplying solar technology to York and external customers.
- ALL.SPACEcoreUK-based satellite communications terminal provider acquired for $355 million (cash and stock). Develops software-defined Hydra Terminal Range for multi-orbit connectivity. Expected to close Q3 2026 pending regulatory approvals.
- Orbion Space TechnologycoreMichigan-based electric propulsion manufacturer acquired by York. Orbion's Aurora plasma propulsion systems integrated into York spacecraft for national security missions. Continues operating as wholly owned subsidiary.
- NASA / Johns Hopkins APLsupportingStrategic partnership for PExT (Polylingual Experimental Terminal) demonstration mission aboard BARD satellite. NASA and Johns Hopkins Applied Physics Laboratory partnered with York to demonstrate multi-network space communications interoperability. Mission extended through 2027.
- ATLAS Space OperationssupportingAcquired by York parent company to enhance space-to-ground communication capabilities and accelerate mission delivery. Part of vertical integration strategy.
- Colorado Rockies (MLB)minorFirst aerospace company to partner on jersey patch deal across professional sports. Jersey partnership links space technology with Major League Baseball team.
- Lockheed Martin / Northrop Grumman / L3HarrissupportingCo-contractors with York on Space Force missile alert satellite system. Program rated among lowest-performing Space Force initiatives with hardware and software challenges.
Scale indicators30 records
Recent moves8 records
Expansion highlights6 records
York Space Systems competitors and assessment
Company assessmentBroad incumbents
- Lockheed Martin: Largest U.S. defense prime with a substantial Space segment including missile warning satellites. Directly comparable as a co-contractor with York on the Space Force missile alert constellation, competing for the same proliferated LEO national security business.
- Northrop Grumman: Major defense prime with deep space systems heritage (ESPAStar, MEV, GEO satellites). Competes with York on Space Force missile alert co-contract and broader national security space architecture, though with a heavier legacy footprint.
- L3Harris Technologies: Defense prime with significant space and missile warning business, co-contracting on the Space Force missile alert program alongside York. Competes for proliferated LEO architecture slots and tracking layer work.
- Sierra Space: Space systems developer covering satellite buses, in-space logistics (Dream Chaser), and space tech components. Overlaps with York on satellite platforms and is competing for adjacent national security and commercial constellation work.
- Ball Aerospace (Booz Allen Hamilton): Major space and defense manufacturer with strong position in space payloads, spacecraft, and ground systems — overlapping York's vertically integrated spacecraft-to-ground value proposition across defense customers.
- SpaceX (Starshield/Dragon): Dominant launch and LEO constellation operator with Starshield military satellite variant. While York builds buses and SpaceX builds complete constellations, both compete for SDA and national security satellite dollars.
Direct peers
- Rocket Lab: Public smallsat end-to-end space company with its own spacecraft bus (Photon), components, and launch. Closest direct publicly traded peer in business model — spacecraft manufacturing plus subsystems, with growing defense focus that overlaps York's market.
- Terran Orbital: Small spacecraft bus manufacturer serving defense and commercial constellation customers, including past work with SDA-adjacent programs. Direct peer in spacecraft manufacturing scale and customer mix, though with different capital structure.
Emerging players
- Apex Space: Emerging smallsat bus manufacturer focused on standardized, mass-manufactured satellite platforms — directly comparable to York's S-CLASS/LX-CLASS mass-manufacture philosophy for constellations.
- True Anomaly: Emerging space and defense startup building satellites and software for orbital security and space domain awareness. Emerging peer competing for adjacent SDA and Space Force mission areas; recently hired York's former VP of Engineering.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks7 records
Key highlights6 records
Customer concentration
York Space Systems social profiles
Digital presenceYork Space Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
York Space Systems leadership team
Management profileNumber of profiles
Profiles8 records
York Space Systems subsidiaries and ownership
Company hierarchySubsidiaries4 records
York Space Systems funding detail
Funding detailFunding overview
Funding rounds2 records
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
York Space Systems M&A and investment
M&A and investmentM&A5 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about York Space Systems
What does York Space Systems do?
York Space Systems designs and manufactures a modular family of flight-proven spacecraft platforms (S-CLASS, LX-CLASS, M-CLASS) intended for mass production and proliferated LEO constellations. The company is vertically integrated through wholly owned subsidiaries that supply propulsion (Orbion), radiation-resistant solar cells (Solestial), multi-orbit communications terminals (ALL.SPACE), and ground systems (ATLAS), complemented by its proprietary Bastion ground software and Multi-Mission Operations Center.
Is York Space Systems a public or private company?
York Space Systems is a public company. It is classified as public and is currently operating.
When was York Space Systems founded?
York Space Systems was founded in 2012. It employs 501 to 1,000 people.
Where is York Space Systems based?
York Space Systems is headquartered in Denver, United States, in the North America region.
How does York Space Systems make money?
Three revenue lines are on record. Government Satellite Manufacturing Contracts are the primary driver. The others are commercial Satellite Constellation Programs and spacecraft Component Sales.
Who are York Space Systems's main competitors?
Broad incumbents on record are Lockheed Martin, Northrop Grumman, L3Harris Technologies, Sierra Space, Ball Aerospace (Booz Allen Hamilton) and SpaceX (Starshield/Dragon). Direct peers are Rocket Lab and Terran Orbital. Emerging players are Apex Space and True Anomaly.
Does York Space Systems have an API?
No public API is recorded for York Space Systems.
What industry is York Space Systems in?
York Space Systems's product category is Satellite and Spacecraft Manufacturing. Its primary akta.pro industry code is IMABACAB, Spacecraft & Satellites (Civil/Commercial), with a secondary code of IMABACAC, Military Space Systems (Defense Spacecraft). Its NAICS code is 336414 and its SIC code is 3760.