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Karman Holdings acquires Seemann Composites for $220M

PUBLIC · KRMNJan 26, 2026

Acquiring Company

Karman+

Acquired Company

Seemann Composites

DenverGulfportManufacturingInformation TechnologyEnergySoftwareArtificial IntelligenceGovernment And MilitaryMessaging And TelecommunicationsAerospaceNational SecurityManufacturing

Description

Karman Holdings has announced the acquisition of Seemann Composites and Materials Sciences for $220 million. The deal is expected to close in the first quarter of 2026, pending regulatory approvals. This acquisition will enhance Karman's reach into funded maritime defense programs. Karman raised its fiscal outlook due to this strategic move.

Company Information

Company

Karman+

Location

Denver, Colorado, United States

About

Karman+ is a Denver-based asteroid mining startup focused on extracting resources from near-Earth asteroids. The company aims to provide sustainable energy and resources both in space and for Earth. Their initial plan involves using asteroid regolith to refuel space tugs servicing satellites in geostationary orbit. Long-term, Karman+ seeks to revolutionize industries by relocating production off-planet.

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Frequently asked

Who acquired Seemann Composites?

Seemann Composites was acquired by Karman+, based in Denver. The deal was reported on January 26, 2026. Karman+ is a Denver-based asteroid mining startup focused on extracting resources from near-Earth asteroids. The company aims to provide sustainable energy and resources both in space and for Earth. Karman+ is publicly traded (KRMN) and operates in Manufacturing.

When did Karman+ acquire Seemann Composites?

Karman+'s acquisition of Seemann Composites was reported on January 26, 2026. Karman Holdings has announced the acquisition of Seemann Composites and Materials Sciences for $220 million. The deal is expected to close in the first quarter of 2026, pending regulatory approvals. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does Seemann Composites do?

Seemann Composites delivers mission-critical technologies and systems to the U.S. Navy, with a strong focus on integrated advanced materials and acoustic coatings. It is privately held, operating in Manufacturing, and is based in Gulfport.

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