K2 Space
K2 Space designs and manufactures high-power Mega Class (20 kW) and forthcoming Giga Class (110 kW) satellite buses with 80% vertical integration. The company sells these platforms at approximately $15M per unit to U.S. defense agencies and commercial operators, including SES for a 28-satellite MEO network.
- Company typePrivate
- Founded2022
- HeadquartersTorrance, United States
- Headcount251–500
- GTM typeB2B
- OfferingHardware or Manufacturing
What K2 Space does
K2 Space is a Torrance, California-based space hardware company that designs and manufactures high-power satellite platforms for U.S. government and commercial customers. Founded in 2022 by brothers Karan Kunjur (CEO) and Neel Kunjur (CTO), both with prior SpaceX experience, the company targets the gap between small constellation-class satellites (typically ~2 kW / 200 kg payload) and legacy GEO/big-sat manufacturers. Its current product is the Mega Class satellite bus, delivering up to 30 kW of peak payload power, 3,000 kg of available payload mass, a 3m x 2.7m payload deck, and 20 kW Hall-effect electric propulsion that enables LEO-to-MEO orbit raising in under three months. A larger Giga Class platform (110 kW array power, 15,000 kg payload mass, four 20 kW thrusters) is in development. The platform is multi-orbit-capable (LEO, MEO, GEO, cislunar), radiation-tolerant, and includes an in-house autonomy stack written in Rust, long-range optical inter-satellite mesh networking, and in-house dispensing systems capable of stacking 10 satellites per launch.
K2 operates a vertically integrated manufacturing model in which 80% of each satellite is built in-house at a 180,000 sq ft Torrance facility targeting ~100 high-power satellites per year at scale. The business model is direct enterprise sales of satellite buses (reported at ~$15M per Mega Class unit) to commercial operators and U.S. defense agencies under long-duration, bespoke contracts. Anchor customers include SES for the 28-satellite meoSphere MEO network (scaling to ~100 satellites, operational by 2030) and the U.S. Space Force, where K2 is positioned across the PTS-G protected tactical satcom program (a $4B IDIQ ceiling), the Golden Dome Space-Based Interceptor program (via the Anduril-led consortium, $3.2B across 12 companies), the OPIR Space Modernization Initiative, and a $30M STRATFI award from the Pentagon.
As of December 2025, the company has raised over $425M in venture funding across Series A, B, and C rounds, carries a $3B post-money valuation (Series C led by Redpoint), and reports $500M in cumulative signed contracts. Backed by Lightspeed, Altimeter, Redpoint, T. Rowe Price, Hedosophia, and Alpine Space Ventures, K2 is led primarily by SpaceX alumni across engineering, propulsion, GNC, thermal, and national security programs, and is included in Crunchbase's speculative list of 2026 IPO candidates.
K2 Space firmographics
Firmographics- Name
- K2 Space
- Legal name
- K2 Space Corp
- Website
- https://k2space.com
- Company type
- Private
- Founded year
- 2022
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- K2 Space designs and manufactures high-power Mega Class (20 kW) and forthcoming Giga Class (110 kW) satellite buses with 80% vertical integration. The company sells these platforms at approximately $15M per unit to U.S. defense agencies and commercial operators, including SES for a 28-satellite MEO network.
- Ownership category
- akta.pro rank
K2 Space industry classification
Industry- Product category
- Satellite Bus Manufacturing
- NAICS
- Guided Missile and Space Vehicle Manufacturing (336414), Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing (336419), Satellite Telecommunications (5174), Satellite Telecommunications (51741), Satellite Telecommunications (517410)
- SIC
- Guided Missiles & Space Vehicles & Parts (3760), Aircraft Parts & Auxiliary Equipment, Nec (3728), Industrial Instruments For Measurement, Display, And Control (3823), Aircraft Engines & Engine Parts (3724)
- akta.pro primary industry
- Spacecraft & Satellites (Civil/Commercial) (IMABACAB)
- akta.pro secondary industries
- Satellite Ground Segment & Gateway Services (Teleports, Gateways, Ground Station-as-a-Service) (HDAIAJAH), Satellite Broadband Internet Access (Consumer/SMB) (HDAIAJAA)
Keywords
Where K2 Space is headquartered
LocationHeadquarters
- HQ city
- Torrance
- HQ country
- United States
- HQ region
- North America
Offices3 records
Markets served
K2 Space business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Personnel, Operations, Infrastructure, Supply Chain, Marketing or Sales
Revenue model
- Government satellite platform contracts: Long-duration, fixed-price and cost-type contracts with U.S. government agencies including the U.S. Space Force, Air Force Research Lab (AFRL/RV), Space-Based Interceptor program, PTS-G program, and OPIR Space Modernization Initiative. Includes $30M STRATFI award in 2024 and $500M total signed contracts.
- Commercial satellite platform sales: Direct sales of high-power satellite buses to commercial operators; major contract with SES for 28 satellites for the meoSphere MEO network, targeting operational status by 2030, with K2 providing 20 kW-class satellite platforms and SES contributing software-defined payloads.
- Defense prime/subcontractor platform supply: Supply of satellite platforms and spacecraft buses to defense prime contractors (e.g., SES and Viasat) under the U.S. Space Force PTS-G program ($4B IDIQ ceiling), and as a teammate with Anduril Industries on the Golden Dome Space-Based Interceptor program ($3.2B across 12 companies).
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Multi-year contract | Bespoke satellite platform contracts priced per unit (~$15M per satellite) |
| Other | Multi-year contract | Multi-satellite program contracts (e.g., 28-satellite meoSphere deal with SES) |
Go-to-market motion1 record
Distribution channels5 records
K2 Space product offering
Product offeringCore offering
K2 Space designs, manufactures, and sells high-power satellite platforms (satellite buses) for commercial operators and U.S. government customers. Its core products are the Mega Class bus (20 kW Hall-effect thrusters, up to 3,000 kg payload mass, 30 kW peak payload power) and the upcoming Giga Class bus (110 kW array power, up to 15,000 kg payload mass). Roughly 80% of each satellite is built in-house at a 180,000 sq ft Torrance, California manufacturing facility, with multi-orbit capability spanning LEO, MEO, GEO, and cislunar.
Product overview
K2 Space offers a single integrated high-power satellite platform business built around two core product lines: the current Mega Class satellite platform (up to 30 kW peak payload power, 3,000 kg payload mass, 20 kW Hall-effect thrusters) and the upcoming larger Giga Class platform (110 kW array power, up to 15,000 kg payload mass). Both are supported by a vertical-integration model where 80% of each satellite is built in-house at the Torrance, California facility. K2 Space has flown three named missions demonstrating the platform: the Heritage LEO demonstration (January 2025, successful), the Gravitas Mega Class satellite (March 2026, operational on orbit, hosting 12 payloads and demonstrating LEO-to-MEO orbit raise), and the planned Trinity multi-orbit demonstration (February 2027). The platform is delivered to commercial customers via partnerships such as the meoSphere MEO network for SES (28 satellites, operational by 2030) and to U.S. government customers through programs including the Space Force's PTS-G satcom effort and the Space-Based Interceptor consortium led by Anduril.
Differentiator
Problem solved
Functional benefit
Brands
- Mega Class: K2 Space's high-power satellite platform product line (20 kW Hall-effect thrusters, up to 3,000 kg payload mass, 20 kW payload power).
- Giga Class
- GRAVITAS
- Trinity
Products and services
- Mega Class Satellite Platform High-power satellite bus delivering up to 30 kW of peak payload power, 3,000 kg of available payload mass, a 3m x 2.7m payload deck, and 20 kW Hall-effect thrusters enabling rapid LEO-to-MEO orbit raise in under three months; engineered for radiation tolerance across LEO, MEO, and GEO.
- Giga Class Satellite Platform Next-generation super-heavy satellite bus designed for the most demanding space applications: 110 kW of array power, up to 15,000 kg of available payload mass, an expanded 6.2m x 6.2m payload deck, four 20 kW Hall-effect thrusters, and 30 kW+ heat rejection capability.
- Gravitas Mission K2 Space's first full 20 kW Mega Class satellite, hosting 12 payloads from the Department of Defense, Pacific Defense, and other customers, demonstrating LEO-to-MEO orbit raise with 20 kW Hall-effect thrusters.
- Trinity Mission A planned three-satellite demonstration mission across three orbits (LEO, MEO, and GTO) demonstrating long-range optical inter-satellite mesh networking and multi-orbit operations.
- Heritage Mission K2 Space's first in-space mission, launched in January 2025 into LEO, that successfully demonstrated critical satellite subsystems as a precursor to the Mega Class platform.
- meoSphere MEO Satellite Network (K2-supplied satellite bus component) SES's next-generation medium Earth orbit (MEO) satellite network, co-developed with K2 Space, with K2 Space providing 28 high-power (20 kW each) Mega Class satellite platforms for the initial phase (scaling to ~100 satellites) and SES providing software-defined payloads manufactured in Luxembourg.
Quantifiable outcome
- 10x the power of other constellation-class satellites (20 kW vs 2 kW)
- +5 more outcomes
Companies that use K2 Space
Customer profileNamed customers7 records
Segments4 records
Ideal customer profiles4 records
K2 Space technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability5 records
Feature11 records
K2 Space partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered strategic (pts-g program), flagship / strategic, strategic (golden dome consortium member), core (launch provider) and customer/technology integration.
- Rocket Labstrategic (pts-g program)K2 Space and Rocket Lab selected as key suppliers alongside SES and Viasat for the U.S. Space Force Protected Tactical Satcom-Global (PTS-G) program, providing satellite platforms and spacecraft buses; program IDIQ ceiling $4 billion with five-year prime contracts of $437.7M each to SES and Viasat.
- Anduril Industriesflagship / strategicK2 Space is a subcontractor in the Anduril-led consortium developing space-based interceptors for the U.S. Space Force under the Golden Dome for America missile defense initiative. DoD awarded 12 companies contracts worth up to $3.2B combined for the Space-Based Interceptor program, targeting initial capability demonstration by ~2028. K2 contributes satellite bus technologies.
- Impulse Spacestrategic (golden dome consortium member)Consortium partner with Anduril Industries (and K2 Space) on the Golden Dome Space-Based Interceptor program; Impulse provides in-space propulsion technologies for orbital interceptor concepts.
- Inversion Spacestrategic (golden dome consortium member)Consortium partner with Anduril Industries (and K2 Space) on the Golden Dome Space-Based Interceptor program; Inversion contributes reentry vehicle technologies.
- Sandia National Laboratoriesstrategic (golden dome consortium member)Consortium partner with Anduril Industries (and K2 Space) on the Golden Dome Space-Based Interceptor program; Sandia provides national-laboratory capabilities for missile defense interceptor concepts.
- Voyager Technologiesstrategic (golden dome consortium member)Consortium partner with Anduril Industries (and K2 Space) on the Golden Dome Space-Based Interceptor program; Voyager contributes missile defense technologies.
- SESflagship / strategicSES and K2 Space strategic collaboration to deploy meoSphere, a next-generation MEO satellite network operational by 2030. Initial phase covers 28 high-power (20 kW) satellite platforms from K2; SES contributes software-defined payloads manufactured in Luxembourg. SES targets ~100 satellites total in MEO; network is compatible with Europe's IRIS2 program. Three-year MEO pathfinder mission series precedes full deployment.
- SpaceXcore (launch provider)SpaceX provides Falcon 9 launch services for K2 Space satellite missions, including the Gravitas mission (launched March 2026), the Transporter-16 rideshare (March 2026), and the planned Trinity three-orbit demonstration mission via Falcon 9 in 2027.
- Siftcustomer/technology integrationSift is an AI infrastructure for hardware-systems startup that lists K2 Space among its customers (alongside ULA, Astranis, and Parallel Systems); Sift was co-founded by former SpaceX engineers. Not a commercial supplier partnership, but an indicator of K2's position in the SpaceX alumni ecosystem.
Scale indicators12 records
Recent moves8 records
Expansion highlights6 records
K2 Space competitors and assessment
Company assessmentDirect peers
- Rocket Lab: Rocket Lab's Space Systems division designs and manufactures high-performance satellite buses (e.g., Lightning, Pioneer) for U.S. government and commercial customers. Like K2 Space, Rocket Lab was selected as a key bus supplier on the U.S. Space Force PTS-G program, making it the most directly comparable peer.
- York Space Systems: York Space Systems manufactures standardized, mass-produced satellite buses for U.S. national security customers (e.g., SDA Tranche programs). It competes with K2 for the same DoD bus business and shares a vertically integrated, high-volume manufacturing ethos.
- Apex Space: Apex Space produces standardized satellite buses (Aries, Nova) for commercial constellations and defense customers with a focus on mass-manufactured spacecraft. It is comparable to K2 as a newer-generation bus manufacturer targeting high-volume production at lower cost than legacy primes.
- Terran Orbital: Terran Orbital (acquired by Lockheed Martin in 2024) designs and manufactures smallsat and microsat buses for commercial and defense customers. It is a direct competitor for U.S. government satellite bus awards and now competes under a legacy prime parent.
Emerging players
- Astro Digital: Astro Digital builds satellite platforms and payload systems for commercial and government customers. It is comparable to K2 as a smaller, vertically oriented spacecraft manufacturer pursuing defense and Earth observation programs.
- Impulse Space: Impulse Space provides in-space propulsion and orbital transfer services and is a consortium partner with K2 on the Anduril-led Golden Dome Space-Based Interceptor program. It is comparable as a SpaceX alumni-led space hardware company targeting defense and commercial orbits.
Broad incumbents
- Lockheed Martin Space: Lockheed Martin manufactures large GEO-class satellite buses (e.g., LM 2100) for U.S. government and commercial operators and acquired Terran Orbital in 2024. It overlaps with K2's defense bus business but across a much broader portfolio and with deeper incumbency on legacy programs.
- Northrop Grumman Space Systems: Northrop Grumman builds GEO-class buses (e.g., GEOStar, ESPAStar) and large national-security spacecraft. It is comparable to K2 as a legacy supplier of high-power government satellite platforms but at higher cost and slower cadence.
- Maxar Technologies: Maxar manufactures large GEO-class communications and Earth-observation satellites (e.g., 1300 series bus). It is comparable to K2 in the high-power satellite bus market but competes from a legacy, higher-cost manufacturing base.
- Airbus Defence and Space: Airbus builds large GEO communications platforms (e.g., Eurostar) and is a partner for the SES meoSphere/IRIS2-aligned MEO ecosystem. It is comparable to K2 as a satellite bus manufacturer serving commercial and sovereign customers but with a European-centric footprint.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
K2 Space social profiles
Digital presenceK2 Space financial estimates
Financial estimateRevenue estimate
Valuation estimate
K2 Space leadership team
Management profileNumber of profiles
Profiles19 records
K2 Space funding detail
Funding detailFunding overview
Funding rounds7 records
Investors24 records
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K2 Space 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 K2 Space
What does K2 Space do?
K2 Space designs, manufactures, and sells high-power satellite platforms (satellite buses) for commercial operators and U.S. government customers. Its core products are the Mega Class bus (20 kW Hall-effect thrusters, up to 3,000 kg payload mass, 30 kW peak payload power) and the upcoming Giga Class bus (110 kW array power, up to 15,000 kg payload mass). Roughly 80% of each satellite is built in-house at a 180,000 sq ft Torrance, California manufacturing facility, with multi-orbit capability spanning LEO, MEO, GEO, and cislunar.
Is K2 Space a public or private company?
K2 Space is a private company. It is classified as venture growth investor backed and is currently operating.
When was K2 Space founded?
K2 Space was founded in 2022. It employs 251 to 500 people.
Where is K2 Space based?
K2 Space is headquartered in Torrance, United States, in the North America region.
How does K2 Space make money?
Three revenue lines are on record. Government satellite platform contracts are the primary driver. The others are commercial satellite platform sales and defense prime/subcontractor platform supply.
Who are K2 Space's main competitors?
Direct peers on record are Rocket Lab, York Space Systems, Apex Space and Terran Orbital. Emerging players are Astro Digital and Impulse Space. Broad incumbents are Lockheed Martin Space, Northrop Grumman Space Systems, Maxar Technologies and Airbus Defence and Space.
Does K2 Space have an API?
No public API is recorded for K2 Space.
What industry is K2 Space in?
K2 Space's product category is Satellite Bus Manufacturing. Its primary akta.pro industry code is IMABACAB, Spacecraft & Satellites (Civil/Commercial), with a secondary code of HDAIAJAH, Satellite Ground Segment & Gateway Services (Teleports, Gateways, Ground Station-as-a-Service). Its NAICS code is 336414 and its SIC code is 3760.