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Momentus Space

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Propulsion technology developer for space flight

San Jose, United StatesFounded 2017Space
Valuation $47M Market cap · 2026
Revenue $1.1M Latest reported FY

About Momentus Space

Momentus Inc., headquartered in San Jose, California, is a pioneering company in the commercial space sector. The company focuses on providing essential infrastructure services to support the burgeoning space economy. Momentus operates primarily in the market of in-space transportation, which involves moving satellites and other payloads to their desired orbits after they have been launched into space. This service is crucial for optimizing the final destination of space assets, ensuring they reach their intended operational positions efficiently.

Momentus serves a diverse range of clients, including satellite operators, space agencies, and other commercial entities involved in space activities. The company’s business model is multi-faceted, encompassing three main services: Space Transportation, Satellite as a Service, and In-Orbit Servicing.

1. **Space Transportation**: This is the core service of Momentus. The company uses its proprietary technology to transport satellites and other payloads to specific orbits after they are launched into space. This service helps clients save costs and improve the efficiency of their space missions.

2. **Satellite as a Service**: Momentus offers a comprehensive solution where clients can lease satellite capabilities without owning the hardware. This service includes the deployment, operation, and maintenance of satellites, allowing clients to focus on their core business activities.

3. **In-Orbit Servicing**: This involves the maintenance and repair of satellites already in space. Momentus provides services such as refueling, repositioning, and upgrading satellites, extending their operational life and enhancing their performance.

Momentus generates revenue by charging clients for these specialized services. The company’s innovative approach and advanced technology position it as a key player in the space infrastructure market, which is expected to grow significantly in the coming years.

In summary, Momentus Inc. is a commercial space company offering in-space transportation, satellite leasing, and satellite maintenance services. It serves satellite operators, space agencies, and commercial space entities, making money through service fees.

**Keywords**: Space Transportation, Satellite Leasing, In-Orbit Servicing, Space Economy, Infrastructure Services, Satellite Operators, Space Agencies, Commercial Space, Payload Transport, Space Maintenance.

Source: Dealroom company data

At a glance

Status
Listed
Founded
2017
Headquarters
San Jose, United States
Listing
Public via SPAC 2020
Employees
61
Open positions
12
Dealroom signal
83.9/100
Sector
Space, Aerospace, Space Travel, Space Tech, SPAC Target, Space Vehicles Components and Payloads, Propulsion Systems, Space Upstream, YC S18, NIF defense security and resilience, NIF freedom of operations and mobility
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b

Funding history

10 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
POST IPO EQUITY✓Other financing Jun 2026 $75M — Undisclosed ↗
POST IPO EQUITY✓Other financing May 2026 $25M — Undisclosed ↗
Showing the latest 2 of 10 recorded eventsBook a demo for the full funding history →

Financials

Revenue, earnings and profit over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowthEBITDAMarginProfitMarginR&D
2026 $1.1M 0% −$28M -2502.1% −$31M -2755.4% $9.2M
2025 $1.1M -47.5% −$28M -2502.1% −$31M -2755.4% $9.2M
2024 $2.1M -31.6% −$28M -1328.8% −$35M -1653.1% $9.8M
2023 $3.1M +933.1% −$65M -2108.9% $34M
2022 $299K -9.4% −$88M -29580.6%
2021 $330K -9.6% −$104M -31402.1%
2020 $365K — −$35M -9593.7%
Company filings, research estimates and Dealroom dataBook a demo for the full financial model →

Growth signals

Momentus Space website traffic

Latest recorded traffic for Momentus Space is 24K monthly website visits, up 20% over the last three months. Momentus Space's team grew 8.9% over the past year.

Latest monthly visits24K 3-month web change+20% 1-year team growth+8.9%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

27 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed6 investors entered at this stage

Series A4 investors entered at this stage

Series B and later3 investors entered at this stage

  • Stable Road Acquisition Corp
  • J.J. Astor & Co
  • Solstar Space

Other known investors14 additional known investors

Team profiled 28 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇺🇸 United States97.7%
🇹🇭 Thailand2.3%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Momentus Space on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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