K2 Space

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.

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

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

• High-power satellite platforms
• Satellite bus manufacturing
• Electric propulsion satellites
• Multi-orbit spacecraft buses
• Vertically integrated aerospace

Headquarters

HQ city

Torrance

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. 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.
2. 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.
3. 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

Go-to-market motion1 record

Distribution channels5 records

Core 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

Named customers7 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature11 records

Partnerships

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)Strategic or Co-development Partner · 11 June 2026K2 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 / strategicStrategic or Co-development Partner · 5 May 2026K2 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)Strategic or Co-development Partner · 5 May 2026Consortium 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)Strategic or Co-development Partner · 5 May 2026Consortium 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)Strategic or Co-development Partner · 5 May 2026Consortium 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)Strategic or Co-development Partner · 5 May 2026Consortium partner with Anduril Industries (and K2 Space) on the Golden Dome Space-Based Interceptor program; Voyager contributes missile defense technologies.
• SESflagship / strategicStrategic or Co-development Partner · 24 March 2026SES 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)Technology or IntegrationSpaceX 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 integrationTechnology or 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

Direct 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

• Xx.com/K2SpaceCo
• LinkedInlinkedin.com/company/k2-space

Revenue estimate

Valuation estimate

Number of profiles

Profiles19 records

Funding overview

Funding rounds7 records

Investors24 records

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M&A

Investments

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Frequently asked questions about K2 Space