MAYER BROWN LLP
ent_019eb43bfbf6fdb61be63ec55644ffd5
Disclosures
4
Leak Site · State AG · 3 jurisdictions
Multi-filing incidents
3
incidents joining 2+ filings here
Max affected reported
17,316
as filed · State AG WA
Leak-site claims
1
unverified actor claims
Identity resolution
- Canonical name
- MAYER BROWN LLP
- Normalized
- mayer brown— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 54930062RTOXQN02XV81
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (4)newest first
- GLOBALLeak Siteas victim2026-08-07
Mayer Brown is a distinctively global law firm, uniquely positioned to advise the world's leading comp...
- New Hampshire State AGas reporting2026-04-10
Segue Manufacturing Services LLC notified the New Hampshire Attorney General on April 10, 2026, of a cybersecurity incident discovered on January 22, 2026. The incident potentially exposed the name, address, and Social Security number of 54 New Hampshire residents. Segue engaged a cyber firm, notified law enforcement, and provided 24 months of complimentary credit monitoring and identity restoration services to affected individuals.
- Washington State AGas reporting2021-06-18
Herff Jones, LLC notified the Washington AG of a cybersecurity incident involving unauthorized access to payment card information. The breach affected approximately 17,316 Washington residents. Unauthorized access occurred between August 16, 2020, and April 29, 2021. Herff Jones engaged forensic investigators, notified law enforcement, and offered one year of credit monitoring.
- New Hampshire State AGas reporting2020-12-18
Envestnet Financial Technologies, Inc. notified the New Hampshire Attorney General of a data security incident affecting 5 state residents. On August 4, 2020, suspicious activity on Envestnet's email platform was detected. The investigation determined unauthorized access occurred, potentially exposing SSNs, passport numbers, driver's license numbers, or usernames/passwords. Envestnet engaged a cybersecurity firm, terminated access, and provided two years of free credit monitoring to affected individuals.