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Momentus Space

Space · Santa Clara, United States · Founded 2017 · Public via SPAC 2020

Propulsion technology developer for space flight MoreLess

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.

Valuation $62M
Revenue $1.1M
Total funding $10–50M

Company overview

Momentus Space company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2017
Headquarters
Santa Clara, United States
Employees
61
Open positions
12
Dealroom signal
83.9
client focusb2btechnologyHardwaretechnologyDeep TechsectorAerospacebusiness modelManufacturingsectorSpace TravelsectorSpace TechsectorSPAC TargetsectorSpace Vehicles Components and PayloadssectorPropulsion SystemssectorSpace UpstreamsectorYC S18sectorNIF defense security and resiliencesectorNIF freedom of operations and mobility

Valuation & funding

Momentus Space funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
POST IPO EQUITYOther financing Jun 2026 $75M Undisclosed
POST IPO EQUITYOther financing May 2026 $25M Undisclosed
PRIVATE PLACEMENT NON VCOther financing Jan 2026 $5M Undisclosed
POST IPO EQUITYOther financing Dec 2025 $3.7M Undisclosed
POST IPO EQUITYOther financing Oct 2025 $15M Solstar Space
POST IPO EQUITYOther financing Jul 2025 Undisclosed
POST IPO DEBTDebt Jun 2025 J.J. Astor & Co
POST IPO EQUITYOther financing Dec 2024 Undisclosed
PRIVATE PLACEMENT VCEquity / VC Sep 2024 Undisclosed
POST IPO CONVERTIBLEOther financing Jul 2024 Space Infrastructures Ventures
Showing 10 recorded eventsUnlock the complete deal history →

Financials

Revenue, earnings and profit over time

Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.

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 dataOpen 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%
Monthly website visits97 observations · Jun 2018–Jul 2026
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Comparisons

Momentus Space compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Momentus Space's talent

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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.

Investors

27 investors on Momentus Space's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 6 investors entered at this stage
Y Combinator
Prime Movers Lab
Liquid 2 Ventures
One Way Ventures
Ben Davenport
Nazca Ventures
Series A 4 investors entered at this stage
ACE and Company
Quiet Capital
Drake Management
Space Infrastructures Ventures
Series B+ 3 investors entered at this stage
Stable Road Acquisition Corp
J.J. Astor & Co
Solstar Space
Other known 14 additional known investors
Starburst Accelerator
C3 Ventures
Cathexis ventures
Flux Capital
Fort Ventures
Joint Journey
Kingsley Advani
Marc penkala
Raven One Ventures
Small Business Innovation Research
SQN Venture Partners
Tribe Capital
West Coast Equity Partners
Western Technology Investment

Global footprint

Where Momentus Space has talent and traffic

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

In the news

Latest news about Momentus Space

Recent press, funding announcements, and product moves mentioning Momentus Space — open to read from the original sources.

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Market sentiment

What the market is saying about Momentus Space

An AI-synthesized read of the highest-engagement posts about Momentus Space on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

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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