manateeair.com Listed by m3rx Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

On May 3, 2026, the ransomware group m3rx listed manateeair.com on its leak site. The listing states that internal files were exfiltrated during a ransomware attack against the company. No confirmed count of affected individuals has been released, and further details about the incident remain undisclosed at this time. This development is notable because service providers that hold customer and operational records can become vectors for wider exposure when their systems are compromised.

What happened

The incident centers on a claim by m3rx that it obtained internal files from manateeair.com through a ransomware operation. The listing appeared on May 3, 2026. No information has been made public about the timing of the intrusion itself, the volume of data involved, or whether any ransom demand was issued or met. The organization has not issued a statement confirming or denying the claims.

Who is m3rx?

m3rx is a ransomware group that maintains a public leak site where it lists organizations it claims to have targeted. Such groups typically operate by encrypting systems and exfiltrating data, then using the threat of publication to pressure victims. Public records show m3rx has appeared in connection with multiple incidents across different sectors, though each listing represents an unverified claim by the group until independently confirmed.

manateeair.com and its sector

manateeair.com belongs to Manatee Air Heating & Cooling Inc, a company that has provided heating, ventilation, and air conditioning services in Manatee and Sarasota counties since 1988. Organizations in this sector routinely collect customer contact details, service addresses, payment information, and internal records related to installations, repairs, and maintenance contracts. A compromise at such a provider can therefore touch both personal customer data and business operational records.

What data was at risk

The only detail released about the contents is a reference to internal files exfiltrated in a ransomware attack. The number of people affected is listed as unknown. No inventory of specific data types, such as customer names, financial records, or technical documents, has been confirmed. Organizations of this type commonly store service histories and billing information, but the precise makeup of any exposed material remains unconfirmed.

The real-world impact

Individuals whose information appears in internal files held by an HVAC provider could face risks of targeted phishing or identity misuse if those files circulate. For the company, the incident may lead to operational disruption, costs associated with investigation and remediation, and potential regulatory scrutiny depending on the jurisdiction and the nature of the data. Without a confirmed data set, the scale of these effects cannot be quantified.

Were you affected?

Begin by monitoring official communications from Manatee Air Heating & Cooling for any customer notification. Review recent account statements and credit reports for unusual activity. Individuals can also run a free exposure scan of their email address against known breach data sets to check for prior appearances of their information.

AICompiled with AI assistance from public sources and published under our editorial standards.