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Impulse Space announces $308 million extension to its Series D round to meet increasing demand for in-space mobility. The funding supports ongoing product development and team growth.

PRIVATESep 16, 2026

Amount Raised

$308 Million

Round Type

Series D

Redondo BeachOtherTransportationLogistics

Investors

Banner VCValor Equity PartnersLux CapitalLinse CapitalDFJ Growth137 Ventures

Description

Impulse Space announced a $308 million extension to its Series D round, bringing the combined total to $808 million. The extension included participation from existing investors including 137 Ventures and Lux Capital. This additional capital will aid in expanding the company's capabilities and support ongoing product development. Demand for post-launch mobility in the space economy is growing, necessitating responsive movement solutions.

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Company Information

Company

Impulse Space

Location

2651 Manhattan Beach Blvd

Redondo Beach, California, United States

About

Impulse Space, the in-space transportation company founded by Tom Mueller, is opening access beyond Low Earth Orbit (LEO) with its fleet of in-space transportation vehicles. The flight-proven Mira vehicle uses a nontoxic, high-impulse chemical propulsion system to offer orbital transport, constellation deployment, and precision reentry services to customers from LEO to GEO. The high-energy Helios vehicle unlocks orbits beyond LEO with its powerful Deneb engine, dropping off payloads in MEO, GEO, heliocentric, lunar, and other planetary orbits. Led by a team that delivered the most reliable rockets in history, Impulse provides economical and efficient in-space transportation by reliably and rapidly getting customers where they want to go.

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2 contacts
Verified contactsThomas M., Executive Officer, DirectorSee plans and pricing
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Impulse Space raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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