Christopher Paul Renz
Chestnut Cambronne PA
- Address of record
- 100 Washington Avenue South, Suite 1700, Minneapolis, MN 55401, 612-339-7300
- Phone
- (612) 339-7300
- Fax
- Fax 612-336-2940
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Maczko v. ARB Gaming Fraud Class Action
A proposed class action against ARB Gaming, LLC alleging fraud. The complaint was filed by Peter Maczko in federal district court in Minnesota, though the specific details of the alleged fraudulent conduct are not disclosed in the available docket entries.
- Filed
- July 23, 2026
- Represents
- Peter Maczko
Lennon v. Allianz Life Insurance Company of North America
A proposed class action against Allianz Life Insurance Company of North America. Without access to the complaint details, the nature of the dispute cannot be determined from the docket metadata alone, though it appears to involve a personal injury or insurance-related matter that may affect insurance policyholders or beneficiaries.
- Filed
- August 6, 2025
- Represents
- Sheila Lennon
Allianz Life Insurance Data Incident Class Action
This proposed class action concerns a data incident affecting Allianz Life Insurance Company of North America. Policyholders and account holders allege that their personal information was compromised in the incident. The litigation seeks relief for ordinary consumers harmed by the data breach.
- Filed
- July 4, 2025
- Represents
- Plaintiffs' Leadership Committee
Blue Hammer Roofing TCPA Class Action
A proposed class action against Blue Hammer Roofing, Inc. was filed in the District of Colorado, apparently alleging violations of the Telephone Consumer Protection Act. The docket entries reflect scheduling and protective-order matters but do not provide specific allegations; the nature of suit indicates claims concerning unsolicited calls, texts, or similar telemarketing practices. These are allegations in a newly filed case, not proven facts and not yet a settlement.
- Filed
- May 9, 2024
- Represents
- Preston Tucker
Fortra File Transfer Software Data Breach Settlement
Defendants used Fortra's file transfer service, which suffered a criminal cyberattack on or about January 30, 2023. The breach resulted in unauthorized access to approximately five million individuals' personal and health insurance information, including names, addresses, dates of birth, Social Security numbers, and health plan details. Defendants are paying $20 million to resolve claims arising from this data incident.
- Settlement fund
- $20M
- Claim deadline
- August 29, 2025
- Represents
- Alauntae Butts, Iraida Gonzalez, Edward Hubler, Robert Taylor, Tara Hartzel Vancosky, Brett Yonally, Marquese York, Muhammed Zahid
ESO Solutions Data Breach Settlement
ESO Solutions, Inc., a third-party software and data solutions company, experienced a cyberattack in September 2023 that potentially compromised highly sensitive information. The company is settling the resulting class action lawsuit. Defendant denies any wrongdoing.
- Settlement fund
- $757,500
- Claim deadline
- March 12, 2026
- Represents
- Essie Jones
Chattanooga Heart Institute Data Breach Settlement
Memorial Heart Institute experienced a cybersecurity incident between March 8 and March 16, 2023, that may have resulted in unauthorized access to or acquisition of individuals' private information including names, addresses, phone numbers, Social Security numbers, health insurance information, and clinical records.
- Claim deadline
- July 13, 2026
- Represents
- Sheila Edwards
GHP Pixel Settlement
HealthPartners allegedly shared personal information of website visitors with third parties without proper authorization. HealthPartners denies these allegations.
- Claim deadline
- April 7, 2025
- Represents
- Kelly Vriezen, Kaye Lockrem, Terri Cassick, Sandra Tapp
EyeMed Vision Care Data Breach Settlement
EyeMed failed to use appropriate data security, which led to an unauthorized third-party accessing patient personal data including names, contact details, dates of birth, health insurance information, Medicare/Medicaid numbers, driver's licenses, and government identification numbers in a data incident that occurred in June 2020. EyeMed denies wrongdoing and liability but has agreed to settle the class action lawsuit.
- Settlement fund
- $5M
- Claim deadline
- December 11, 2025
- Represents
- Chandra Tate, Barbara Whittom, Alexus Wynn
“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.