Disclosure context

About cmdorganization

Based on the limited available information, cmdorganization is an obscure ransomware group first observed in May 2026 with only three documented victims to date, suggesting either a newly emerged threat actor or a small-scale operation with primarily financial motivations. The group's targeting pattern shows a geographic focus on Canada, the United States, and Italy, with a sectoral preference for healthcare and construction industries, though the limited victim count makes it difficult to establish definitive targeting criteria. Due to the recent emergence and low victim count, there is insufficient publicly documented information from major cybersecurity firms or law enforcement agencies regarding their specific attack methodologies, encryption techniques, or operational structure. No notable high-profile campaigns or significant ransoms have been publicly reported for this group, likely due to their limited operational scope and recent emergence. Current intelligence suggests the group remains active but operates at a relatively small scale compared to established ransomware families. The group has been linked to 12 public disclosures across our corpus. First observed on a leak site on May 2, 2026; most recent post May 18, 2026. The operation is currently active.

Timeline of this disclosure

May 2, 2026JG Stewart Construction listed by cmdorganizationon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Construction sector, which has 415 disclosures indexed across all operators we track. Geographically, JG Stewart Construction is reported in CA, a country with 278 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

← All victims

JG Stewart Construction

Claimed by cmdorganization · listed 19 days ago

18d

Age

since listed · data leaked

Status timeline

Listed
May 2, 2026
Data leaked

At a glance

Group: cmdorganization
Status: Data leaked
Country: CA
Sector: Construction
Listed on leak site: May 2, 2026

About the victim

AI dossier — public-source company profile

JG Stewart Construction (J.G. Stewart Construction Ltd) is a portable aggregate company based in Severn, Ontario, Canada, specializing in crushing, washing, and screening of aggregates such as limestone, granite, and gravel. The company also rents and sells quarry equipment including jaw crushers, screening plants, cone crushers, and washing gear, and provides safety training seminars for aggregate industry personnel. They operate Monday through Friday out of their Brodie Drive facility and serve clients across the aggregate sector.

Industry: Portable Aggregate & Quarry Services (Construction)
Address: 1-1118 Brodie Dr., Severn, Ontario, L3V0V2, Canada

Attack summary

Severity: medium — Data has been published (confirmed exfiltration), but the leak post provides no detail on volume, sensitivity, or regulated data categories such as PII, financial, or medical records. The victim is a small construction/quarry services company with no indication of critical infrastructure involvement, placing this at medium rather than high.

The cmdorganization ransomware group claims to have attacked JG Stewart Construction and has published data ('data_published' status), indicating exfiltration of company data. The specific volume or categories of exfiltrated data were not disclosed in the leak post.

medium

Data the group says was taken

AI dossier — extracted from the leak post

Company data (unspecified)

What the group claims

JG Stewart Construction specializes in providing expert services for the quarry industry, focusing on the crushing, washing, and classifying of aggregates. They offer a wide range of equipment for rent or sale, including crushers, screening plants, and washing gear, catering to the needs of their clients in the aggregate sector. The company is committed to safety, quality, and integrity, ensuring exceptional service and products while also being community-minded. Additionally, they provide safety training seminars to enhance the skills of personnel in the industry.

Sources

Victim sitewww.jgstewart.ca

Source

Indexed 19 days ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.