Momentus

IPO

The space infrastructure services company

Public · Santa Clara, United States · Founded 2017 · $37.6M raised

Employees
51–200
Founded
2017
Business Model
B2G
Total Funding
$37.6M
Last Round
$1.9M GrantJun 2025
Rounds
4
Type
Public

About

Momentus is a space infrastructure services company. As a first mover, Momentus will offer the most basic, foundational services that enable businesses to flourish in space. With their experienced team of aerospace, propulsion, and robotics engineers, Momentus makes and operates cost-effective and energy-efficient in-space transport and service vehicles that utilize water plasma propulsion technology. Momentus has service agreements in place with numerous private satellite companies, government agencies, and research organizations.

Summary

Momentus is an Aerospace company based in Santa Clara, United States, founded in 2017. It has raised $37.6M in total across 4 rounds, most recently a $1.9M Grant round in Jun 2025. Investors include Prime Movers Lab, Liquid 2 Ventures and Nazca.

Tech & App Stack

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Funding History

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GrantSBIR Phase II (USAF)Jun 2025
$1.9M

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Seed through Grant — per-round amounts, valuations, and who invested in each round.

Investors

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