Steven M. Nathan
Hausfeld LLP
- Address of record
- 33 Whitehall Street, 14th Floor, New York, NY 10004, (646) 357-1100
- snathan@hausfeld.com
- Phone
- (646) 357-1100
- Fax
- Fax (212) 202-4322
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
NYC Health and Hospitals Data Breach Class Action
A proposed class action has been filed against New York City Health and Hospitals Corporation concerning an apparent data breach. Multiple related cases have been consolidated, suggesting that patients or account holders may have had their personal information compromised. The consolidated litigation seeks to address alleged privacy violations arising from the same underlying facts.
- Filed
- August 25, 2026
- Represents
- April Baker, Kenny Cobb
Doe v. Kroll Restructuring Administration LLC
A proposed class action filed by plaintiffs identified only as John Doe 1 and John Doe 2 against Kroll Restructuring Administration LLC, apparently concerning matters that warrant proceeding under pseudonyms. The nature of the allegations cannot be determined from the docket entries alone, which show only procedural matters including waivers of service, pro hac vice admissions, and disputes over protective orders and pseudonymous proceeding.
- Filed
- August 5, 2026
- Represents
- John Doe 1, John Doe 2
Riley v. Medtronic Medical Device Class Action
A proposed class action against Medtronic, Inc., apparently involving contractual claims related to medical devices or products. The case has been consolidated with multiple related cases, suggesting potential involvement of numerous plaintiffs with similar allegations. The specific claims and factual basis are not detailed in the available docket entries.
- Filed
- May 19, 2026
- Represents
- Lisa Riley
Medtronic Data Security Incident Class Action
A proposed class action against Medtronic concerning an alleged data security incident. The case alleges unauthorized access to personal information held by the medical device manufacturer, potentially affecting patients, customers, or account holders.
- Filed
- April 29, 2026
- Represents
- Lisa Riley
Ananthula v. Mercor.io Corporation Consumer Class Action
This proposed class action against Mercor.io Corporation was filed in federal court in the Northern District of California. The nature of suit is classified as "Other" personal injury, and the specific allegations have not yet been disclosed in the available docket materials.
- Filed
- April 21, 2026
- Represents
- Vineeth Ananthula, Calista Schenck, Crystal Crenshaw, Thitipun Srinarmwong, David Bevvino-Berv
Flock Group Automated License Plate Reader Class Action
This proposed class action concerns Flock Group Inc.'s automated license plate reader (ALPR) technology and practices. The litigation apparently involves privacy-related claims regarding the collection, use, or retention of license plate and vehicle location data. Ordinary consumers who have had their vehicles tracked or whose data was captured by these readers may be potential class members.
- Filed
- March 18, 2026
- Represents
- Sean Arend, Salvador Carnero III, Ryan Smith, Anthony Mayor, Daniel Javorsky, Brendan Whitney, Timothy Aumiller, Kyle Jordan, Phylicia Applewhite, Larissa Cursaro
Stearns v. Meta Platforms Data/Contract Class Action
A proposed class action against Meta Platforms alleging breach of contract. Based on the limited docket information available, the case appears to involve contractual claims, though the specific nature of the alleged breach cannot be determined from the caption and nature-of-suit code alone.
- Filed
- March 13, 2026
- Represents
- Justin Levian
Meta AI Glasses Class Action
A proposed class action against Meta concerning alleged fraud related to AI glasses products. The case was filed under a fraud nature of suit, suggesting claims that consumers or purchasers may have been deceived regarding the AI glasses or their capabilities.
- Filed
- March 4, 2026
- Represents
- Justin Levian, Noel Flores, Albert Mejia, Natasha Gauvin, Antonio Enriquez, Samridh Chhetri, Selina Dallas, Nathaniel Marrufo, Aaliyah Ross, Ray Rodriguez, Christopher Taylor, Mohammad Supiro
Berger v. Mercer Advisors Class Action
A proposed class action against Mercer Advisors, Inc. alleging breach of contract or related contractual claims. The lawsuit appears to involve consumer or account holder interests in financial advisory or related services, though specific allegations cannot be determined from the available docket information.
- Filed
- March 2, 2026
- Represents
- Paul Berger
Winkler v. Louis Vuitton North America Class Action
A proposed class action against Louis Vuitton North America, Inc. has been filed in federal court. Based on the nature-of-suit classification, the complaint apparently alleges some form of personal injury or consumer harm, though specific details are not available from the docket entries provided. The case may concern alleged defects in Louis Vuitton products or related consumer claims.
- Filed
- January 27, 2026
- Represents
- Adriana Winkler
Grogg v. Pandora Jewelry Class Action
This proposed class action against Pandora Jewelry, LLC alleges unspecified claims arising from the sale or marketing of jewelry products. Without access to the complaint itself, the specific allegations—such as product defects, false advertising, pricing practices, or other consumer harm—cannot be determined from the docket information available.
- Filed
- January 27, 2026
- Represents
- Lynn Grogg
Le v. SitusAMC Holdings Corp.
A proposed class action has been filed against SitusAMC Holdings Corp. The specific allegations cannot be determined from the available docket information, as the complaint text and detailed docket entries are not provided. The nature-of-suit code (360) indicates a personal injury or consumer-related claim, but the precise subject matter requires access to the full complaint.
- Filed
- December 19, 2025
- Represents
- Timothy Le
Under Armour Consumer Class Action
A proposed class action has been filed against Under Armour, Inc. in federal court. While specific allegations are not detailed in the available docket information, the case appears to involve consumer claims against the athletic apparel company. Further details regarding the nature of the claims would require access to the complaint itself.
- Filed
- November 24, 2025
- Represents
- David Freifeld, Steven Boyle
Boyd Gaming Corp. Data Breach Class Action
A putative class action alleges that Boyd Gaming Corp. suffered a data breach affecting customers or employees. The lawsuit apparently concerns unauthorized access to personal information and seeks relief on behalf of affected individuals. Details regarding the scope of the breach and specific claims are not available from the docket entry provided.
- Filed
- September 25, 2025
- Represents
- Trent Berger, Parthena Vorgiatzidis
Prosper Funding Data Breach Class Action
This proposed class action alleges that Prosper Funding, LLC suffered a data breach affecting personal information of its users or account holders. Ordinary consumers who borrowed through or used Prosper's platform could plausibly be class members whose data was compromised in the alleged breach.
- Filed
- September 18, 2025
- Represents
- Gerald Thompson, Angela Taylor, Maritia Griffith, Julie Tuifel
Farmers Security Incident Class Action
This proposed class action concerns an alleged security incident involving Farmers, apparently affecting personal information of customers or policyholders. The case appears to involve claims related to data protection and privacy violations arising from the security breach.
- Filed
- August 24, 2025
- Represents
- Yogendra Yadav
Columbia University Class Action
A proposed class action against Columbia University, apparently involving personal injury or other tort claims. The docket text does not specify the underlying allegations, but the case is brought by individual plaintiffs on behalf of a putative class. The court has not ruled on the merits.
- Filed
- August 21, 2025
- Represents
- Luke Linich, Jason Furtick
Keffer Development Services Data Security Breach Class Action
This proposed class action alleges that Keffer Development Services, LLC suffered a data security breach affecting personal information of ordinary people. The case has been filed as a multidistrict litigation (MDL), indicating multiple related claims based on the security incident.
- Filed
- August 8, 2025
- Represents
- Jane Doe 25-10999
Anne Arundel Dermatology Data Breach Class Action
This is a proposed class action against Anne Arundel Dermatology, P.A. The docket text does not specify the exact allegations, but the case appears to concern claims by patients or consumers, possibly involving a data breach or privacy incident, given the defendant's business and the large number of related cases consolidated before the court. These are allegations in a newly filed case, not proven facts.
- Filed
- July 25, 2025
- Represents
- Annette Butler
Anne Arundel Privacy Settlement
Anne Arundel Dermatology, P.A. experienced a data security incident between February 14, 2025, and May 13, 2025, that potentially affected customers' personal information, including PII and PHI. The defendant denies all wrongdoing and entered into this settlement to avoid litigation costs.
- Settlement fund
- $2.4M
- Claim deadline
- July 8, 2026
- Represents
- Annette Butler, Paul Mattigan, Heidi Shell, Jacqueline Ramsey
Columbia University Data Breach Class Action
A proposed class action alleges that Columbia University experienced a data breach affecting personal information of students, faculty, staff, or other individuals associated with the university. The case involves claims related to inadequate data security and the unauthorized access or exposure of sensitive personal data.
- Filed
- July 3, 2025
- Represents
- Shakeem Holmes, Luke Linich
Kelly Benefits Data Breach Class Action
A proposed class action against Kelly Benefits, apparently concerning a data breach affecting personal property. The litigation involves multiple plaintiffs and related cases that have been consolidated. The allegations concern a data breach, but these are allegations in a newly filed case, not proven facts and not yet a settlement.
- Filed
- April 22, 2025
- Represents
- Mark Emery
University of Michigan Student Personal Injury Class Action
A proposed class action was filed in the Eastern District of Michigan by a student identified only as 'Student Doe' against the Board of Regents of the University of Michigan. The nature-of-suit code is for personal injury (other), but the docket text does not detail the specific claims. The case has been consolidated with lead case 25-10806, and plaintiffs have moved for appointment of interim class counsel.
- Filed
- April 8, 2025
- Represents
- Student Doe
PowerSchool Customer Data Breach Class Action
A proposed class action against PowerSchool Holdings, Inc. and PowerSchool Group, LLC, apparently concerning a customer data security breach. The case is pending as multidistrict litigation, and the allegations likely relate to the companies' handling of customer personal information.
- Filed
- April 8, 2025
- Represents
- Nickolaus Campbell, Kayeleen Campbell
University of Michigan Data Breach Class Action
A proposed class action against Weiss and several University of Michigan officials, apparently related to a data security incident or privacy breach, as suggested by the involvement of the university's information security and IT leadership and the fraud nature of suit. The case is being coordinated with other similar 'Weiss/Keffer' cases in multidistrict litigation. These are allegations in a newly filed case and have not been proven.
- Filed
- March 21, 2025
- Represents
- Jane Doe 25-10999
RetailMeNot Browser Extension Class Action
A proposed class action against RetailMeNot, apparently concerning its browser extension. The case, filed under the Other Fraud nature of suit, alleges deceptive or fraudulent practices related to the extension, but the available caption and docket text do not specify the exact claims. These are allegations in a newly filed case, not proven facts and not yet a settlement.
- Filed
- January 27, 2025
- Represents
- Tessa Rhodes, Just Josh, Inc.
Capital One Shopping Settlement
Capital One Shopping was involved in affiliate marketing transactions with merchants. Settlement Class Members claim they earned affiliate commissions related to these transactions but did not receive proper payment or compensation from Capital One Shopping.
- Claim deadline
- April 17, 2026
- Represents
- Cameron King
Center for Vein Restoration Class Action
This is a proposed class action against Center for Vein Restoration, LLC, a provider of vein treatment services. The docket indicates that multiple related cases have been consolidated and interim class counsel appointed, suggesting claims on behalf of a class of patients. The nature of suit is personal injury/other, but the specific allegations are not detailed in the available docket text.
- Filed
- January 6, 2025
- Represents
- Chastity Perez
ConnectOnCall Data Breach Class Action
A proposed class action against ConnectOnCall.com, LLC, apparently concerning a data breach or unauthorized access to personal information. The allegations have not been proven and are not fully detailed in the available caption and docket text. The case was filed in the Eastern District of New York.
- Filed
- December 24, 2024
- Represents
- Ryan Nolet
Center for Vein Restoration Data Breach Settlement
Center for Vein Restoration experienced a data breach between October 1 and October 6, 2024, in which unauthorized parties accessed or acquired private information of current and former patients. The compromised data included names, addresses, Social Security numbers, dates of birth, laboratory data, financial data, employee data, and business data.
- Settlement fund
- $3.5M
- Claim deadline
- October 21, 2025
- Represents
- Chastity Perez
Hot Topic Class Action
A proposed class action has been filed against Hot Topic, Inc. The docket entry indicates the court has consolidated several related cases against Hot Topic and appointed interim lead counsel, but does not describe the specific allegations. The nature-of-suit code suggests a personal injury claim, though no further details are available.
- Filed
- November 14, 2024
- Represents
- Daniel Garcia
Hot Topic Data Breach Class Action
A proposed class action against Hot Topic, Robling, and Torrid, apparently concerning a data breach that exposed consumer information. The docket reflects that the court dismissed with leave to amend several claims, including invasion of privacy, California Consumer Privacy Act, California Consumer Records Act, Unfair Competition Law, Consumer Legal Remedies Act, and unjust enrichment. The allegations are not proven facts and the case has not settled.
- Filed
- October 25, 2024
- Represents
- Alanna Roberson, Daniel Garcia
LendingTree Contract Class Action
A proposed class action against LendingTree, LLC was filed in the District of Montana. The docket lists the nature of suit as 'Contract: Other,' but no further details are available, so the specific allegations cannot be described. The case appears to involve ordinary consumers based on the defendant's line of business as an online lending marketplace.
- Filed
- October 16, 2024
- Represents
- Aaron Macom
Advance Stores Company Contract Class Action
A proposed class action against Advance Stores Company, Incorporated, apparently concerning a contract dispute. The specific allegations cannot be determined from the caption and nature-of-suit code alone, which lists only 'Contract: Other.' These are allegations in a newly filed case, not proven facts and not a settlement.
- Filed
- October 16, 2024
- Represents
- Raven Richardson
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
- Patrice Perrier
Advance Auto Parts Contract Class Action
A proposed class action against Advance Auto Parts, Inc., apparently concerning a contract claim under 'Contract: Other.' The docket metadata does not provide specific factual allegations, but the case appears to involve claims on behalf of ordinary consumers related to Advance Auto Parts' practices. As a newly filed case, the allegations have not been proven.
- Filed
- September 5, 2024
- Represents
- Stefondra Monroe, Terry Lane Yates, Wayne Pina
LendingTree Consumer Contract Class Action
A proposed class action against LendingTree, LLC, apparently concerning contract-related claims. The specific allegations are not detailed in the available docket text.
- Filed
- August 30, 2024
- Represents
- Aaron Macom
Legacy Touch Personal Injury Class Action
A proposed class action against Legacy Touch, Inc., apparently concerning personal injury claims under Nature of Suit 360 (P.I.: Other). The specific allegations are not available from the docket metadata.
- Filed
- August 2, 2024
- Represents
- Lauren Weiner, Deborah Pearlman
Cencora/The Lash Group Data Security Incident Settlement
On February 27, 2024, Cencora disclosed that its information systems had been improperly accessed by unknown parties. The data breach exposed Personal Information including names, addresses, Social Security numbers, health and insurance information, financial account information, and other sensitive data. Cencora has agreed to pay $40,000,000 and implement enhanced data and information security measures to resolve claims arising from this incident.
- Settlement fund
- $40M
- Claim deadline
- January 19, 2026
- Represents
- MARILYN BORNE, CELIA SKORUPSKI, ROBERT DAY, HELEN LOVATO
WebTPA Data Incident Settlement
Defendants sent notification to persons in the United States that their Private Information was potentially compromised as a result of a data incident. The defendants deny all liability or wrongdoing but have agreed to settle to avoid the costs and expenses of further litigation.
- Claim deadline
- November 4, 2025
- Represents
- Conrad Heller
Berry Dunn McNeil & Parker Class Action
A proposed class action against Berry Dunn McNeil & Parker LLC. The case was filed as a personal injury/other matter and has been consolidated with a lead case involving Reliable Networks of Maine LLC. The docket text does not specify the underlying factual allegations, so the exact nature of the claimed harm is not described.
- Filed
- May 13, 2024
- Represents
- YASMIN ENCARNACION
Progress Software Personal Injury Class Action
This is a proposed class action against Progress Software Corporation. The available docket information indicates the lawsuit involves claims for personal injury or other damages. Specific allegations are not detailed in the caption or docket text.
- Filed
- March 15, 2024
- Represents
- Latrice Triplett
Flagstar Bank Data Breach Class Action
A proposed class action against Flagstar Bank, apparently concerning a data security incident that may have exposed customers’ personal information; the allegations are not detailed in the docket metadata, and no settlement has occurred.
- Filed
- February 21, 2024
- Represents
- Jacob P Kuca
loanDepot Mortgage Contract Class Action
A proposed class action against loanDepot, Inc., apparently concerning alleged breaches of contract related to mortgage loans or loan servicing. The specific allegations are not detailed in the docket entries, which only reflect administrative consolidation with a related case. The nature-of-suit code indicates a contract dispute rather than a statutory or data-breach claim.
- Filed
- February 7, 2024
- Represents
- Bruce Martin
Fortra File Transfer Software Data Breach Class Action
This is a proposed class action against Fortra concerning a data security breach involving its file transfer software. The case is consolidated as multidistrict litigation in the Southern District of Florida. The docket metadata indicates personal injury/product liability claims, but specific allegations are not detailed in the available information.
- Filed
- February 5, 2024
- Represents
- Teresa Hassan, Timothy Ferguson
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
- Teresa Hassan, Timothy Ferguson
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
- Natalie Ebneshahidi, Carin Dickmeyer, Joel Bonnett, Darlene Kennedy, Sharon Duboise, Pamela Stark, Melissa Fields, Tiffany White, Stephen Stewart, David De Medicis, TIMOTHY M. HAYDEN, Anthony Frazier, Calvin Adams, Candace Cooper-Leonard, Don G. Swekoski, Jr., Xinda Lu, Jeremy Markley, Jessica Reetz, Kristi Gregg, Brigitt Watts, Johnny Forsyth, Jacob P Kuca, Latrice Triplett
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
- Natalie Ebneshahidi, Carin Dickmeyer, Joel Bonnett, Darlene Kennedy, Sharon Duboise, Pamela Stark, Melissa Fields, Tiffany White, Stephen Stewart, David De Medicis, TIMOTHY M. HAYDEN, Anthony Frazier, Calvin Adams, Candace Cooper-Leonard, Don G. Swekoski, Jr., Xinda Lu, Jeremy Markley, Jessica Reetz, Kristi Gregg, Brigitt Watts, Johnny Forsyth, Jacob P Kuca, Latrice Triplett
HCA Healthcare Data Breach Settlement
HCA Healthcare announced a data security incident on or about July 10, 2023, in which personal information of current HCA patients was compromised. HCA denies any wrongdoing.
- Claim deadline
- September 25, 2025
- Represents
- Suzanne Wallace
PharMerica Data Breach Settlement
PharMerica experienced a data incident that exposed personal information of individuals in the United States. The class is seeking settlement for the resulting harm from this data breach. PharMerica denies any wrongdoing.
- Settlement fund
- $5.3M
- Claim deadline
- April 27, 2026
- Represents
- Charley Luther
NextGen Healthcare Data Breach Settlement
NextGen Healthcare announced a data breach on April 28, 2023 that exposed settlement class members' private information. The company is settling the class action lawsuit without admitting wrongdoing, and has agreed to pay $19,375,000 to compensate affected individuals and provide identity defense services.
- Settlement fund
- $19.4M
- Claim deadline
- March 30, 2026
- Represents
- Michael Brown
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
- Desaray Mahone, Leon Diaz
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
- Rhianna McMullen
T-Mobile 2021 Data Breach Settlement
T-Mobile suffered a cyber-attack in August 2021 that exposed the personal information of more than 76 million customers, including full names, dates of birth, Social Security numbers, and drivers' license information of current, former, and prospective customers. T-Mobile agreed to pay $350 million to compensate class members and invest an additional $150 million in data security improvements.
- Settlement fund
- $350M
- Claim deadline
- January 23, 2023
- Represents
- Veera Daruwalla, Michael March, Lavicieia Sturdivant
“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.