M. Malmsten AB

ent_01a190e702dde15c19205f40c6d73801

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Disclosures

Leak Site · 1 jurisdiction

Multi-filing incidents

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no multi-filing incident in sample

Max affected reported

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no filed count in sample

Leak-site claims

unverified actor claims

Identity resolution

Canonical name: M. Malmsten AB
Normalized: m malmsten— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: 549300LCYKNQ7Z1WEB11
SEC EDGAR CIK: None — not an SEC registrant
Domain: malmsten.com

Unverified threat-actor claim — not a regulatory filing

Attribution, victim identity, and counts shown here derive from a threat actor's public extortion-blog claims, aggregated by ransomware.live. They have not been validated by the victim or any regulator. Treat them as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Disclosure history (1)newest first

GLOBALLeak Siteas victim2026-10-26
malmsten.com Malmsten AB is a Swedish family-owned company founded in 1975 in Täby, the world's leading manufacturer of swimming pool and open water equipment including lane lines, buoys, starting blocks and safety gear. With around 30 employees and global distribution, its equipment has been used at 11 consecutive Olympic Games from Moscow 1980 to Paris 2024. Founder Robert Malmsten received the FINA Gold Pin Award in 2024 for 48 years of service to the international swimming federation's equipment committee. The company's proprietary wave calming technology reduces turbulence in competition lanes, making its Golden Series the gold standard for elite swimming events. Led by CEO David Malmsten in the second generation, it operates a subsidiary in Australia and serves 100 plus national swimming federations worldwide. Key strengths are FINA approval, Olympic heritage and a full product range from elite competition to public pool equipment.