John C. Heenan
Heenan & Cook, PLLC
- Address of record
- 2224 Montana Avenue, Billings, MT 59101, 406-839-9091
- john@lawmontana.com
- Phone
- (406) 839-9091
- Fax
- Fax 406-839-9092
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Lee Enterprises Data Security Incident Settlement
Lee Enterprises experienced a data security incident in February 2025 where certain files containing private information may have been accessed. These files may have contained personal information such as names, Social Security numbers, and medical information.
- Claim deadline
- May 26, 2026
- Represents
- Brian Napier
Advance Auto Stores Data Breach Settlement
Advance Auto Stores Company, Incorporated experienced a data security breach that potentially compromised customers' private information. The defendant denies any wrongdoing, and no court has found liability.
- Claim deadline
- October 8, 2025
- Represents
- Plaintiffs' Co-Lead Counsel, Third-Party and Investigative Committee, Offensive Discovery Committee, Settlement Team, AT&T Liaison Counsel, Anastasia Kouriatova, Ron Slomowicz
Neiman Marcus Data Breach Settlement
Neiman Marcus Group LLC detected unauthorized access to its computer network in May 2024, resulting in potential exposure of customers' personal information including names, email addresses, dates of birth, gift card information, partial credit card numbers, and last four digits of Social Security numbers.
- Settlement fund
- $3.5M
- Claim deadline
- October 8, 2025
- Represents
- Plaintiffs' Co-Lead Counsel, Third-Party and Investigative Committee, Offensive Discovery Committee, Settlement Team, AT&T Liaison Counsel, Anastasia Kouriatova, Ron Slomowicz
“Recovery” and “exposure” refer to total disclosed settlement funds in associated cases, not money personally won or lost by an attorney. Settlements generally resolve disputed allegations without a finding that either side won. Data comes from public court dockets and may be incomplete.