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Company profilealseamar-alcen.com ↗

Alseamar

Founded in 2015, ALSEAMAR is an ALCEN Group subsidiary that develops, designs, operates and maintains underwater solutions.

Defense and Space Manufacturing
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Headquarters
Rousset, FranceSource: RevenueBaseRetrieved October 13, 2026
Employee range
201 to 500Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
52 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Alseamar do?

ALSEAMAR produces buoyancy materials for underwater vehicles and is known for underwater autonomous gliders.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

Its underwater solutions are intended to meet requirements in scientific research, offshore industries and naval defense.

What the business offers

Services & capabilities.

Underwater scientific studies and surveys

The company provides underwater scientific studies and surveys, as well as life-extension services for naval systems.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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Embeddable award for your website

BADGE PREVIEWAlseamar listed #1 on Deep sea exploration companies, September 18, 2026Open the published source list.
Alseamar

#1 Deep sea exploration companies

Snapshot: September 18, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 4, 2026, September 13, 2026, September 14, 2026, September 15, 2026, September 16, 2026, September 17, 2026, September 18, 2026, September 19, 2026, September 21, 2026, September 27, 2026 and September 28, 2026. How the company lists are built.

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