Marc Howard Edelson
Edelson Lechtzin LLP
- Address of record
- 411 S. State Street, Suite N300, Newtown, PA 18940, (215) 867-2399
- Phone
- (215) 867-2399
- Fax
- Fax 267-685-0676
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Onsite Mammography Data Breach Settlement
In October 2024, an unauthorized third party gained access to one Onsite Mammography employee's email account, exposing certain files that may have contained settlement class members' personally identifiable information (PII) and protected health information (PHI). The defendant denies any wrongdoing but has agreed to settle the lawsuit on a classwide basis.
- Claim deadline
- August 11, 2026
- Represents
- June Mack, Theresa Culver, Valerie Hicks, Carrie Devers, Patricia Norris, Wanda M. Klingbail, Amy Capodici, Georgeann Roberts, Trisha Nadeau, Rose Clarkson
Trinity Petroleum Data Breach Settlement
Trinity Petroleum Management, LLC and related defendants experienced a targeted cyberattack on their computer systems in October 2024. The attack resulted in unauthorized access to certain files containing private information such as names, addresses, and Social Security numbers. The defendants deny they did anything wrong, and the court has not decided the case.
- Claim deadline
- June 29, 2026
- Represents
- Riley Langdon, Whitney Paige Putnam, Stephen Kyle Voss
American Addiction Centers Data Breach Settlement
American Addiction Centers experienced a data breach on or about September 26, 2024, that resulted in unauthorized access to or acquisition of settlement class members' private information including names, addresses, phone numbers, dates of birth, medical record numbers, Social Security numbers, treatment information, and health insurance information. The defendant notified potentially impacted patients between November and December 2024. The defendant denies all claims and maintains it did nothing wrong.
- Claim deadline
- March 23, 2026
- Represents
- Tracy Lee Jay
Fortive Data Security Litigation Settlement
Fortive Corporation and its subsidiaries allegedly had a data incident that compromised the personal information of class members. Defendants deny any wrongdoing. The settlement provides compensation and identity theft protection services to affected individuals.
- Claim deadline
- December 19, 2025
- Represents
- Michael Dudley, Sherry Dudley, Matthew Spaeth, Jennifer Nelson, Marilyn Cazares
Evolve Bank & Trust Data Breach Settlement
Evolve Bank & Trust experienced unauthorized access to its information systems in February and May 2024, affecting personal banking customers and Evolve FinTechs customers. Private information including names, dates of birth, Social Security numbers, driver's license numbers, bank account numbers, and contact information were included in files affected by the data incident. The defendant denies any wrongdoing.
- Claim deadline
- October 30, 2025
- Represents
- Tracy E Starling, Jackson Dubray, Jasmine Mack, William Britton, Trae Santiago, Terrance Pruitt
Geisinger Health Data Security Incident Settlement
An unauthorized individual gained access to personally identifiable information and personal health information of Geisinger Health patients in a data incident that occurred on or about November 29, 2023. The lawsuit asserts claims against Geisinger Health and Nuance Communications, Inc. related to this data breach.
- Claim deadline
- March 18, 2026
- Represents
- Ruth Albright
Infosys McCamish Systems Data Breach Settlement
On November 2, 2023, Infosys McCamish Systems discovered that some of its systems were encrypted by ransomware. Investigation determined that unauthorized activity occurred between October 29 and November 2, 2023, during which data was subject to unauthorized access and acquisition. The compromised personal information included names, Social Security numbers, addresses, financial account numbers, dates of birth, and many other sensitive details. Class representatives allege the defendant inadequately safeguarded this personal information and provided late or deficient breach notice. The defendant denies all claims of wrongdoing.
- Claim deadline
- December 1, 2025
- Represents
- Joyce Newman
MOVEit Customer Data Security Breach Settlement
Cadence Bank used a third-party file transfer application called MOVEit Transfer that had a security vulnerability. This vulnerability led to a data breach between May 28, 2023 and May 31, 2023, where personally identifying information of customers was compromised. Cadence began notifying affected individuals in September 2023.
- Claim deadline
- June 4, 2026
- Represents
- Michael Standefer, Renaldo Ellis, Joyce Newman, Christopher Pliha, Leonard Segal, Maria Gregory
MOVEit Nuance Data Security Breach Settlement
Nuance Communications, Inc. experienced a data security breach between May 27-31, 2023, affecting personally identifiable information of customers. The breach resulted from an alleged vulnerability in MOVEit Transfer, third-party file transfer software that Nuance used in its ordinary business operations. Nuance is settling claims related to this 2023 MOVEit Security Incident, though litigation against Progress Software Corporation (the MOVEit software licensor) continues.
- Claim deadline
- March 30, 2026
- Represents
- Michael Standefer, Renaldo Ellis, Joyce Newman, Christopher Pliha, Leonard Segal, Maria Gregory
Apria Healthcare Data Breach Settlement
Apria Healthcare experienced illegal hacking events that resulted in unauthorized access to or disclosure of customers' protected information. The company sent notices to affected individuals about the potential compromise of their data. Apria denies any wrongdoing.
- Claim deadline
- October 22, 2025
- Represents
- HEATH PATRICK HUMPHRIES, MARK POBLETE, JANE CHARBONEAU
TMX Data Security Settlement
TMX Finance Corporate Services, Inc. and TMX Finance LLC experienced a data security breach that accessed, stole, impacted, or compromised customers' personal information. TMX is settling claims related to this data breach without admitting wrongdoing.
- Claim deadline
- August 6, 2025
- Represents
- Antonio DeJesus, Tracy E. Starling, Edwin Scheide
Independent Living Systems Data Breach Settlement
Independent Living Systems LLC experienced a data security incident in June/July 2022 in which an unauthorized third party may have gained access to files containing sensitive personal information, including names, Social Security numbers, tax identification numbers, medical information, and health insurance information. ILS denies any wrongdoing or liability.
- Claim deadline
- November 4, 2025
- Represents
- Michael Gutierrez
“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.