Tapper Cuddy LLP

About the organisation

Tapper Cuddy LLP is a full-service law firm based in Manitoba, specializing in civil litigation, family law, and commercial law. With over 40 years of experience, the firm is dedicated to providing personalized legal representation in a clear and understandable manner. They prioritize client relationships, viewing clients as people rather than cases, and aim to serve a diverse range of legal needs across more than 20 specialized practice areas. Tapper Cuddy LLP is committed to reconciliation and collaboration with Indigenous communities, reflecting their respect for the traditional territories they operate on. The company headquarters is located in 1000–330 St. Mary Avenue, Winnipeg, MB R3C 3Z5, Canada. 51-200 Employees

What the listing means

Tapper Cuddy LLP appeared on the Storm leak site on 14 August 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated — the attack itself is dated 11 August 2026, 2 days before the listing. This group has published 16 claims in the last 30 days and remains active.

Recommended actions

• Treat any unsolicited message referencing Tapper Cuddy LLP as suspicious — leaked data gets weaponised for phishing within days.
• If you hold an account on tappercuddy.com, change that password now, update it anywhere you reused it, and enable two-factor authentication.
• Other Professional Services organisations should review this group's known TTPs and validate detection coverage against them.
• Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
• A leak-site listing is a claim made by the attacker, not a confirmed breach — check the organisation's own disclosures before acting on it.

Leak-site evidence

Listing URL https://www.ransomware.live/id/VGFwcGVyIEN1ZGR5IExMUEBTdG9ybQ==

Show leak-site screenshot

Captured from the group's extortion site. It may contain the victim's data or the attacker's messaging.