J. E. Stacey & Co. Ltd (jestacey.com)

J. E. Stacey & Co. Ltd (jestacey.com) was compromised in a ransomware attack attributed to J in September 2025. The organization, operating in the Construction sector in UK, was added to the group's data leak site as part of an extortion campaign.

J operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

[AI generated] J. E. Stacey & Co. Ltd is a UK-based civil engineering firm specializing in the construction industry. Established in 1974, the company provides services such as road works, bridge construction, earthmoving, landfill works, environmental improvements, and more. They have a qualified and experienced workforce known for delivering quality work while maintaining high safety and environmental standards.