MESA Products
bd_fc004c4a60d5b0d6 · schema v1 · pii pii-v1
Full breach record for MESA Products →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Medusa 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
MESA Products is a U.S.-based industrial company that supplies cathodic protection materials and corrosion control solutions. The company focuses on preventing rust and structural damage in critical infrastructure such as pipelines and underground metal systems. Its product range includes test stations, connection kits, and monitoring equipment used to measure and maintain corrosion-protection systems. MESA emphasizes safety, reliable manufacturing, and high on-time delivery performance while supporting engineers, utilities, and construction sectors. The company’s mission is to protect people, property, and the environment by extending the life and reliability of essential infrastructure through quality protective technologies and technical support services. The company headquarters is located in 4445 S 74th East Ave, Tulsa, Oklahoma 74145, United States. 201-500 Employees
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Feb 13, 2026
Claim posted
—
Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
—
Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- Indiana State AGbd_013cd121b25d641e2026-03-30 · +45dVerified by operator
- Massachusetts State AGbd_14bf01b6722d60f32026-03-30 · +45dVerified by operator
- Nebraska State AGbd_c11ec089116b69ae2026-03-30 · +45dVerified
Filing propagation · 4 filings · 3 states
View merged incident ↗Pattern: first filing Feb 13, last Mar 30 (NE) — a 45-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
medusa
According to ransomware.live, Medusa is a ransomware-as-a-service operation active since June 2021 that has targeted over 300 victims across critical infrastructure sectors including healthcare, education, legal, and manufacturing using double-extortion, with attacks surging 42% between 2023 and 2024 and a formal CISA advisory issued in early 2025.