Ossman Consultants Limited
bd_1c0fec779963c22c · schema v1 · pii pii-v1
Full breach record for Ossman Consultants Limited →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group DragonForce 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.
Source: Ransomware.live
Post text · scraped from the leak site
Ossman Consultants Limited is one of London's leading accountancy firms. We are an established company with over 20 years experience in the industry. We are based in Kew Gardens and have clients from a much wider area. We provide our services to all kinds of businesses, fromstart-ups and small companies through to medium and large enterprises. With our experience, we help your business grow and face the challenges with you, as well as developing it into a successful operation. At Ossman Consultants Limited we are committed to providing you with a service tailored to your individual needs. We keep track of all the essentials for you, and we provide effective, innovative advice on how to add value to your personal, business or family finance. We believe in growth through excellent, efficient service. We build relationships by empowering ourselves to give you confidence. We focus on you to exceed expectations.
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Apr 12, 2025
Claim posted
—
No filing yet · watching
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
—
Compliance clock
Not assessable
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.
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.
dragonforce
According to ransomware.live, DragonForce is a major ransomware-as-a-service operation first observed in August 2023 that launched a formal affiliate program offering 80% revenue share, then rebranded as a "ransomware cartel" in 2025, gaining notoriety for high-profile attacks on UK retailers Marks & Spencer, Co-op, and Harrods.