High Grade Materials
bd_de7e1af82cab18c0 · schema v1 · pii pii-v1
Full breach record for High Grade Materials →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Akira on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
High Grade Materials is a Michigan-based company specializing in concrete and concrete-related products. We are going to upload about 20 GB of corporate data. A lot of em ployee information (DOB, passport number, address, phone and so o n), detailed financial data (audits, payment details, reports, in voices), contracts and agreements, death/birth certificates, NDAs , etc.
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 2, 2025
- Raw hash
- a04f3848d17d277f7659e3afd468569fb19f6be52d6122f7b74ffdda4a277a7c
Reporting entity
- Name
- akira
Victim entity
- Name
- High Grade Materialsnorm: high grade materials
- Domain
- highgradematerials.com
- Industry
- Construction
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· akira
- Threat actor
- AkiraExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.