Which practices are driving the lawsuits in this trend?

Enrollment flows that create stored voiceprints for account authentication without written BIPA consent. Customer-service or contact-center tools that analyze callers' voices to identify, route, score, or authenticate them. AI voice assistants and connected devices that process voice biometrics from Illinois users. Workplace or sales-training platforms that allegedly extract voiceprints or vocal characteristics from employees or sales associates. Missing public retention and destruction schedules for stored voice-biometric identifiers. Financial-institution targets require separate GLBA-exemption analysis before treating BIPA exposure as actionable.

Voiceprint Biometric Privacy Litigation Trends

Name: Voiceprint Biometric Privacy Litigation Trends
Creator: Rain Intelligence
Published: 2026-07-16T20:44:52.000Z
License: https://www.rainintelligence.com/terms-conditions

GeneratedJul 16, 2026

133 predicted defendants identified in Rain Intelligence for this trend — companies that have not yet been sued, but are on plaintiffs’ firms’ radar.

Request a Demo

Filings

Cases already on the docket

Under investigation

Names locked

AI forecasts

Likely next defendants — full list in product

Total predictions

Investigations + forecasts

Premium Intelligence

0 predicted defendants are not in this preview

Rain Intelligence customers see the full list of companies under pre-filing investigation by plaintiffs’ firms — plus the AI-forecasted defendants most likely to be sued next, with case theories, evidence summaries, and plaintiff-firm activity. This public preview shows only what is already on the docket.

Book a Demo to Unlock

Pre-filing investigations

AI forecasts

Understanding the trend

What is this trend?

This report tracks litigation signals alleging that companies captured, analyzed, stored, or used voiceprints or other voice-biometric data without the written consent, disclosure, and retention practices required by Illinois biometric privacy law.

What caused it

The trend is being pushed by voice authentication, contact-center analytics, AI voice assistants, and workplace voice-analysis tools. The common allegation is that a voice recording becomes a biometric identifier when a company uses it to recognize, verify, profile, or analyze a speaker. Forecasts exclude likely GLBA-regulated financial institutions because BIPA's financial-institution exemption can be a threshold defense.

Practices driving the lawsuits

Enrollment flows that create stored voiceprints for account authentication without written BIPA consent.
Customer-service or contact-center tools that analyze callers' voices to identify, route, score, or authenticate them.
AI voice assistants and connected devices that process voice biometrics from Illinois users.
Workplace or sales-training platforms that allegedly extract voiceprints or vocal characteristics from employees or sales associates.
Missing public retention and destruction schedules for stored voice-biometric identifiers.
Financial-institution targets require separate GLBA-exemption analysis before treating BIPA exposure as actionable.

Filed cases

Public court records · filterable + sortable

23 of 23 filings·133 hiddenBook a Demo

Filed▼	Defendant	Court	Firm	Industry	Theory	Complaint
Jul 13, 2026	Walmart Inc. Jeanne Thomas v. Walmart Inc.	Southern District of Illinois	Gordon Gordon & Centracchio, LLP \| The Grant Law Firm, PLLC \| Kantrowitz, Goldhamer, Graifman, Pearlmutter & Caballo, P.C.	Technology and digital platforms	Customer Service Voice Biometrics+1	View
Jul 6, 2026	Walmart Inc. Amber Smith v. Walmart Inc.	Northern District of Illinois	YAGMAN PLLC	Technology and digital platforms	Customer Service Voice Biometrics+1	View
Apr 5, 2026	Mercor.io Corporation Heidi L. White and Kristen Beltran v. Mercor.io Corporation, Delve AI, Inc., Berrie AI Incorporated, and John Doe LLM Companies 1-10	Northern District of Texas	Hacker Stephens LLP	Technology and digital platforms	Other	View
Mar 30, 2026	Fireflies.ai corp. Lorenzo Martinez v. Fireflies.ai Corp.	Northern District of Illinois	Milberg, Pllc, Siri & Glimstad Llp, Chestnut Cambronne Pa	Employment and labor	BIPA Consent / Retention	View
Mar 23, 2026	Fireflies.ai corp. Christopher Parrinello v. Fireflies.ai Corp.	Northern District of California	Werman Salas P.C.	Employment and labor	BIPA Consent / Retention	View
Mar 10, 2026	Fireflies.ai corp. Ethan Fricker v. Fireflies.ai Corp.	Northern District of Illinois	Werman Salas P.C.	Employment and labor	BIPA Consent / Retention	View
Feb 5, 2026	Microsoft corporation Alex Basich, Kristin Bondlow, Marquis Boyce, Jessica Brewer, and Jamari Brown v. Microsoft Corporation	Western District of Washington	Byrnes Keller Cromwell Llp, Levin Law, P.a., Labaton Keller Sucharow Llp	Employment and labor	BIPA Consent / Retention	View
Dec 18, 2025	Fireflies.ai corp. Katelin Cruz v. Fireflies.ai Corp.	Central District of Illinois	Werman Salas P.C.	Employment and labor	BIPA Consent / Retention	View
Dec 17, 2025	Skywork ai pte. ltd. \| Kunlun tech co., ltd. Attack the Sound LLC et al v. Kunlun Tech Co., LTD et al	Northern District of Illinois	Not provided	Technology and digital platforms	BIPA Consent / Retention	View
Oct 16, 2025	Suno, Inc. \| Unknown defendants Woulard et al v. Suno, Inc. et al	Northern District of Illinois	Loevy & Loevy	Technology and digital platforms	BIPA Consent / Retention	View
Oct 15, 2025	Unchartered labs inc dba udio.com \| unknown defendants Woulard et al v. Unchartered Labs, Inc. et al	Northern District of Illinois	Loevy & Loevy	Technology and digital platforms	BIPA Consent / Retention	View
Sep 10, 2025	Otter.ai, inc. Nadine Winston v. Otter.ai, Inc.	Northern District of California	Almeida Law Group Llc	Technology and digital platforms	Customer Service Voice Biometrics+1	View
Sep 3, 2025	Otter.ai Chaka Theus v. Otter.ai, Inc.	Northern District of California	Clarkson Law Firm, P.C.	Technology and digital platforms	Customer Service Voice Biometrics+1	View
Aug 26, 2025	Otter.ai, Inc. Jasper Pierson Walker and Michael Walker v. Otter.ai, Inc.	Northern District of California	Werman Salas P.C.	Technology and digital platforms	BIPA Consent / Retention	View
May 1, 2025	Soundhound, Inc. Jessica Atterbury v. Soundhound, Inc.	Northern District of California	Ben Travis Law, Apc	Technology and digital platforms	BIPA Consent / Retention	View
Sep 13, 2024	Verizon Communications Inc. And Cellco Partnership Thelton George Parker, Jr. And Steven Doyle v. Verizon Communications Inc. And Cellco Partnership D/B/A Verizon Wireless	Northern District of Illinois	Loevy & Loevy, Levin Law, P.A., Dimond Kaplan & Rothstein, P.A.	Telecommunications and media	BIPA Consent / Retention	View
Aug 2, 2024	Casey's General Stores, Synq3 Restaurant Solutions, Soundhound Ai Kristin Schmitz And Danielle Connor V. Casey's General Stores, Inc., Synq3 Restaurant Solutions, Llc, And Soundhound Ai, Inc.	United States District Court Illinois	Kahn Swick & Foti, LLC and Don Bivens, PLLC	Consumer products and retail	BIPA Consent / Retention	View
Mar 20, 2024	Wingstop Inc. and ConverseNow Technologies, Inc. Myankhai Batchuluun v. Wingstop Inc. and ConverseNow Technologies, Inc.	Northern District of Illinois	Kahn Swick & Foti, LLC and Don Bivens, PLLC	Other	BIPA Consent / Retention	View
Mar 13, 2024	Domino’s Pizza Odilon Garcia, Jonathan Neumann, and Zachery Young v. Domino’s Pizza, Inc. and ConverseNow Technologies, Inc.	Northern District of Illinois	Kahn Swick & Foti, LLC; Don Bivens, PLLC	Other	BIPA Consent / Retention	View
Feb 27, 2024	Meta Platforms, Inc. Delgado v Meta Platforms Inc	Northern District of California	Not mentioned	Other	BIPA Consent / Retention	View
Jul 25, 2023	PepsiCo Hoskin v. PepsiCo, Inc.	Federal Court	Bursor & Fisher, P.A.	Consumer products and retail	Workplace Voice Analytics+1	View
May 22, 2023	Gongio Ltd. Cervantes v. Gongio Ltd.	Northern District of California	Bursor & Fisher LLP	Technology and digital platforms	Workplace Voice Analytics+1	View
Apr 28, 2023	Mindtickle Josh Latin v. Mindtickle, Inc., CLASS ACTION COMPLAINT FOR DECLARATORY, INJUNCTIVE, STATUTORY, AND EQUITABLE RELIEF – JURY TRIAL DEMANDED	Northern District of California	Burson & Fisher, P.A., and L. Timothy Fisher as Plaintiff's counsel.	Technology and digital platforms	Workplace Voice Analytics+1	View

Want to see who’s next?

0 predicted defendants are waiting in Rain Intelligence.

Be the first attorney to reach the next client in this trend. Rain Intelligence customers get the full list of investigations, AI-forecasted targets, and plaintiff-firm activity — delivered to their inbox before complaints are filed.

Book a Demo

30+

AmLaw 200 firms

$200M+

Attorney fees generated

Enterprise cancellations