norm: about master manufacturing master manufacturingno LEI · no CIKMax severity: High

Canonical registry

About Master Manufacturing Master Manufacturing Co., Inc.

ent_1756531845c4ea80630eb746

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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: About Master Manufacturing Master Manufacturing Co., Inc.
Normalized: about master manufacturing master manufacturing— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: No match
SEC EDGAR CIK: None — not an SEC registrant
Domain: mastermfg.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 victim2026-09-07
About Master Manufacturing Master Manufacturing Co., Inc. specializes in custom metal stamping and production services, leveraging over 200 years of combined design and engineering expertise. Founded in 1970 and located in southern Indiana, the company offers a range of services including laser cutting, wire bending, and heat treatment, all while maintaining a commitment to high-quality standards certified by IATF 16949. Their intended clients span various industries such as appliance, HVAC, lighting, automotive, and RV, with a focus on delivering innovative and efficient solutions. Master Manufacturing prides itself on quick turnaround times and the ability to meet specific customer needs through early design involvement and advanced manufacturing techniques. Master Manufacturing Co specializing in custom metal stamping and production services has fallen victim to a significant cyberattack. Hackers reportedly exfiltrated 36 gigabytes of sensitive data from the company’s servers. The stolen information includes SQL databases containing personal data, as well as technical plans and schematics for custom metal parts. The breach raises serious concerns regarding intellectual property theft and potential privacy violations for employees and clients.