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Listed on a ransomware leak site

prosomnus.com

prosomnus.com

prosomnus.com was listed on the Brain Cipher leak site on Oct 21, 2026. Information as of Oct 21, 2026.

Country: United StatesIndustry: Healthcare
Updated continuously · figures as of Oct 21, 2026
Claimed by
Brain Cipher
First listed
Oct 21, 2026
Claims recorded
1

Leak-Site Claim.

Brain CipherConfirmed claim
Posted on the leak site
Oct 21, 2026
Collected by Brandefense
Oct 21, 2026
Data claimed
100 GB
Leak-site post text, written by the group
ProSomnus Inc. is a U.S.-based medical device company specializing in the design and manufacture of precision oral appliances for the treatment of obstructive sleep apnea and snoring. Operating in the healthcare and medical device industry, the company focuses on sleep medicine solutions as an alternative to CPAP therapy. ProSomnus is headquartered in California, United States, and serves dental and sleep medicine professionals.

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Figures as of Oct 21, 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.