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Listed on a ransomware leak site

The DM Burr Group

dmburr.com

The DM Burr Group was listed on the Sinobi leak site on Aug 9, 2025. Information as of Oct 19, 2026.

Country: United StatesIndustry: Unknown
Updated continuously · figures as of Oct 19, 2026
Claimed by
Sinobi
First listed
Aug 9, 2025
Claims recorded
1

Leak-Site Claim.

SinobiConfirmed claim
Posted on the leak site
Aug 9, 2025
Collected by Brandefense
Sep 28, 2025
Data claimed
500 GB
Leak-site post text, written by the group
The DM Burr Group is a multifaceted company that has many divisions that are complementary to one another giving our customers the easiest way possible to bundle services together thus saving time and money at the same time. DM Burr was started in January of 1998 and has had extraordinary growth due to our ever present "the customer comes first" attitude. Cannot imagine a better group of managers and employees than the ones that work at DM Burr. DM Burr Mechanical- All phases of Heating, Cooling, Plumbing and Electrical installation, service and repair. Direct vendor of York and Lennox. DM…

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Other confirmed victims claimed by the same group
VictimClaimed byCountryIndustryData claimedPosted
Neurotrials Research Inc
neurotrials.com
SinobiUSUnited StatesConsulting180 GB
Scales and Associates Inc
scalesassoc.com
SinobiUSUnited StatesConsulting85 GB
Unre3d
2017.as
SinobiSESwedenUnknown12 GB
Bay State Land Services
baystatelandservices.com
SinobiUSUnited StatesConstructionNot stated
Celeris Networks
celerisnetworks.com
SinobiUSUnited StatesTechnologyNot stated
Positiwise Infotech Pvt
positiwise.com
SinobiINIndiaTechnology100 GB

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.