DisclosureLens
GLOBALMalwareConstructionConstructionRansomwareSpacebearsRansom DemandedActor NamedMedium

L&S MECHANICAL ACQUISITION, LLC

bd_f57dd14628165b65 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Mar 18, 2025

To disclose

Affected

Not disclosed

Linked

5 filings

Confidence

50%
Full breach record for L&S MECHANICAL ACQUISITION, LLC2 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Spacebears 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.

Group activity: ConstructionDiscovered: 2025-03-20

Source: Ransomware.live

Post text · scraped from the leak site

L&S Mechanical began as a Dallas-based contractor in 1985 and has grown over the years to have six locations out of Dallas, Fort Worth, Houston, San Antonio and Austin. Over the past thirty years, we have become known as the premier provider of new home construction in the plumbing industry. In the last 10 years we have added HVAC and electrical services to now offer the Tri-Trade SolutionSM. The people you have worked with, the quality, and the service our customers have come to expect remain the same, but now we are making it even easier to get things done. Being a single-source provider of mechanical services, our customers are able to more efficiently control their schedules and meet their deadlines. In 2017, we have expanded our brand once again to offering Preventive Maintenance Programs that will allow old and new customers the ability to have honest, quality preventive work done on their homes for years to come.We pride ourselves on having some of the most highly trained technicians in the industry. Technicians participate in an online training platform and have on-site, trade specific trainers that keeps them current on product specs, new industry developments, and providing superior customer service. We also do training in the field, and provide instructor-led training on a regular basis.After delivering over 100,000 homes across the US, we know what builders and contractors are looking for; and we take that knowledge to all the homeowners we serve as well. From start to closing, we will deliver excellence every stage of the way.The company is in the investment portfolio of STERLING GROUP - https://sterling-group.com/- Database- Project documentation- Drawings- Financial documents- Personal information of employees and clients https://www.lsmech.com/

Incident timeline — mostly unverified

? — ?

Breach window unknown

Mar 18, 2025

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

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 3 states

View merged incident ↗
Leak SiteMar 18 · first · this page

Pattern: first filing Mar 18, last Mar 6 (TX) — a 353-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

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.

About this groupFirst seen 2024-04-25

spacebears

According to ransomware.live, Space Bears is a double-extortion ransomware group that emerged in April 2024, distinguished by a professional "corporate" aesthetic on its leak site, leveraging Phobos RaaS infrastructure and targeting small-to-medium organizations in manufacturing, technology, and healthcare across the US and Europe.

157 tracked hereFull profile →