Company · Insurance

Hanover Insurance Company

Federal civil lawsuits naming Hanover Insurance Company, a Insurance company.

Public CompanyInsurance

Ticker: NYSE: THG
Business: Fire, Marine & Casualty Insurance
Headquarters: Worcester, MA
Incorporated in: Delaware
SEC CIK: 944695

Hanover Insurance Company is a public company in Fire, Marine & Casualty Insurance, based in Worcester, MA (traded on NYSE as THG, incorporated in Delaware). It appears in 1,085 federal civil lawsuits in this index, most often as a defendant (723 of 1,085). These cases are most often Contract and Personal Property / Fraud matters, filed between 1990 and 2026, most frequently in District Court, E.D. Louisiana. The most common causes of action are Breach of Contract and Insurance. Frequent opposing parties include The Hanover Insurance Company, Hanover Insurance, and Hanover Insurance Co.

1,085

Lawsuits

723

As Defendant

363

As Plaintiff

Open

1,073

Terminated

1990–2026

Span

9 mo

Median Duration

29 cases/yrPredominantly defendant · 67%Contract-heavy · 88%Activity declining

Cases by State

AK · 1HI · 1PR · 3

Open Cases Over Time

1990peak 154 open2026

Case Types Over Time

19902026

ContractPersonal Property / FraudBanking / CommerceCivil RightsFederal Tax / Statutory Actions

Filings by Year

19902026

Case Types filter →

Contract959

Personal Property / Fraud57

Banking / Commerce19

Civil Rights19

Federal Tax / Statutory Actions11

Real Property8

Where Filed filter →

Frequent Opposing Parties

1,085 Cases — Newest First

Hanover Insurance Company v. Marathon Management Inc

Contract Open District Court, D. OregonNo. 3:26-cv-00903Filed 05/05/2026
Whitehall Farm, LLC v. The Hanover Insurance Group

Contract Open District Court, E.D. PennsylvaniaNo. 2:26-cv-01434Filed 03/05/2026
Highline Financial Group, LLC v. Hanover Insurance Company

Contract Open District Court, D. ColoradoNo. 1:26-cv-00507Filed 02/10/2026
Ccc LLLP v. Hanover American Insurance Company, The

Contract Open District Court, D. ColoradoNo. 1:25-cv-03623Filed 11/12/2025
Marcus Whitman Holdings LLC v. The Hanover American Insurance Company

Contract Open District Court, W.D. WashingtonNo. 2:25-cv-01917Filed 10/03/2025
Atlantic Building Systems, LLC v. Hanover Insurance Company, The

Contract Open District Court, D. ColoradoNo. 1:25-cv-02985Filed 09/23/2025
The Hanover Insurance Company v. Harps

Contract Open District Court, N.D. GeorgiaNo. 1:25-cv-04580Filed 08/13/2025
Hanover Insurance Company v. No Dropped Loads, LLC

Federal Tax / Statutory Actions Open District Court, S.D. New YorkNo. 7:25-cv-03079Filed 04/14/2025
Diliberto v. The Hanover Insurance Company

Contract Terminated District Court, E.D. New YorkNo. 2:25-cv-01840Filed 04/03/2025
4mativ Technologies, Inc v. Hanover Insurance Company, The

Contract Open District Court, D. MinnesotaNo. 0:25-cv-00363Filed 01/30/2025
The Hanover Insurance Company v. K&S Group Inc

Contract Terminated District Court, N.D. TexasNo. 3:25-cv-00027Filed 01/06/2025
The Hanover Insurance Company v. Larson

Contract Terminated District Court, W.D. MissouriNo. 4:24-cv-00730Filed 11/05/2024
The Hanover Insurance Company v. Anatomical Gift Association of Illinois, Inc

Contract Terminated District Court, N.D. IllinoisNo. 1:24-cv-11099Filed 10/29/2024
Hanover Insurance Company v. Ksb Litigation Ps

Contract Terminated District Court, E.D. WashingtonNo. 2:24-cv-00285Filed 08/22/2024
Hanover Insurance Group v. Bruman and Baer, P.C

Contract Terminated District Court, S.D. TexasNo. 4:24-cv-02790Filed 07/26/2024
The Hanover Insurance Company v. Max Minds, LLC

Contract Terminated District Court, E.D. VirginiaNo. 1:24-cv-00469Filed 03/25/2024
World Travel, Inc v. Hanover Insurance Company

Contract Terminated District Court, E.D. PennsylvaniaNo. 2:23-cv-04405Filed 11/08/2023
Lalumia v. The Hanover American Insurance Company

Contract Terminated District Court, M.D. LouisianaNo. 3:23-cv-00535Filed 07/10/2023
The Hanover Insurance Company v. Land Closing Services Inc

Contract Terminated District Court, E.D. WisconsinNo. 2:23-cv-00769Filed 06/13/2023
The Hanover Insurance Company v. Ross

Contract Terminated District Court, S.D. FloridaNo. 9:23-cv-80829Filed 05/25/2023
The Hanover Insurance Company v. Qp Holdings, LLC

Contract Terminated District Court, W.D. ArkansasNo. 2:23-cv-02060Filed 05/01/2023
The Hanover Insurance Company v. Agronomy Sciences, LLC

Contract Terminated District Court, D. South DakotaNo. 4:23-cv-04057Filed 04/19/2023
Matassa 5 LLC v. Hanover Insurance Company

Contract Terminated District Court, E.D. LouisianaNo. 2:23-cv-01019Filed 03/22/2023
St. Paul Mercury Insurance Company v. Hanover Insurance Group, Inc

Contract Open District Court, D. MassachusettsNo. 4:22-cv-40158Filed 12/30/2022
Rutkauskas v. The Hanover Insurance Group, Inc

Contract Terminated District Court, W.D. North CarolinaNo. 5:22-cv-00168Filed 11/09/2022
Hanover Insurance Group v. Twin Monkeys Beverage Systems, Inc

Personal Property / Fraud Terminated District Court, D. ColoradoNo. 1:22-cv-02734Filed 10/17/2022
Hurt & Proffitt, Inc v. The Hanover Insurance Company

Contract Terminated District Court, W.D. VirginiaNo. 7:22-cv-00564Filed 09/30/2022
Ddk Acquisitions, LLC v. Hanover Insurance Company

Contract Terminated District Court, E.D. MichiganNo. 2:22-cv-12317Filed 09/29/2022
Hanover Insurance Company v. Builder Services Group, Inc

Personal Property / Fraud Terminated District Court, D. ColoradoNo. 1:22-cv-01771Filed 07/18/2022
Msp Recovery Claims Series 44, LLC v. The Hanover Insurance Group, Inc

Contract Terminated District Court, D. MassachusettsNo. 4:22-cv-40077Filed 07/13/2022
The Hanover Insurance Company v. Sutherland

Contract Terminated District Court, E.D. MichiganNo. 3:22-cv-11414Filed 06/23/2022
The Hanover Insurance Company v. Milcon Construction, LLC

Contract Terminated District Court, W.D. TexasNo. 5:22-cv-00537Filed 05/25/2022
Thy Northwest Enterprises Inc v. Hanover Insurance Company

Contract Terminated District Court, W.D. WashingtonNo. 2:22-cv-00535Filed 04/21/2022
Hanover Insurance Company, The v. Law Office of Jennifer S. Gormley, PC

Contract Terminated District Court, D. ColoradoNo. 1:22-cv-00780Filed 03/30/2022
Dc Capital Law Firm, LLP v. The Hanover Insurance Company

Contract Terminated District Court, S.D. FloridaNo. 9:22-cv-80512Filed 03/30/2022
The Hanover Insurance Company v. Northwest Commercial Real Estate Investments LLC

Contract Terminated District Court, W.D. WashingtonNo. 2:21-cv-01559Filed 11/18/2021
5333 Mattress King LLC v. Hanover Insurance Company, The

Contract Terminated District Court, D. ColoradoNo. 1:21-cv-02547Filed 09/20/2021
Hunters Capital LLC v. The Hanover American Insurance Company

Contract Terminated District Court, W.D. WashingtonNo. 2:21-cv-01016Filed 07/29/2021
Bar Harbor Bank & Trust v. Hanover Insurance Group Inc

Contract Terminated District Court, D. MaineNo. 1:21-cv-00201Filed 07/19/2021
Hawaii Spa, Inc v. The Hanover Insurance Company

Contract Terminated District Court, E.D. TexasNo. 2:21-cv-00253Filed 07/09/2021
Hanover Insurance Company v. C. David Venture Management, LLC

Contract Terminated District Court, E.D. VirginiaNo. 1:21-cv-00790Filed 07/06/2021
Huf Baolong Electronics North America Corp v. Hanover Insurance Company

Contract Terminated District Court, E.D. MichiganNo. 2:21-cv-11451Filed 06/21/2021
Portsmith Owners Association v. The Hanover American Insurance Company

Contract Terminated District Court, W.D. WashingtonNo. 2:21-cv-00817Filed 06/16/2021
Hanover American Insurance Co v. Eduardo Jenkins Landscape Architect & Planner L L C

Contract Terminated District Court, W.D. LouisianaNo. 6:21-cv-01610Filed 06/11/2021
Hanover Insurance Company v. Munson Ski & Inboard Water Sports, Inc

Contract Terminated District Court, N.D. IllinoisNo. 1:21-cv-03107Filed 06/09/2021
Hanover Insurance Company A/S/O Cooper Construction Co., Inc v. Foreman Electric Service Company, Inc

Other Civil Terminated District Court, W.D. TexasNo. 7:21-cv-00092Filed 05/19/2021
The Hanover American Insurance Company v. DoubleDown Interactive LLC

Contract Terminated District Court, W.D. WashingtonNo. 2:21-cv-00644Filed 05/14/2021
Professional Care Enterprises v. Hanover American Insurance Company

Contract Terminated District Court, N.D. TexasNo. 3:21-cv-00759Filed 04/01/2021
Fishbowl Solutions, Inc v. Hanover Insurance Company, The

Contract Terminated District Court, D. MinnesotaNo. 0:21-cv-00794Filed 03/24/2021
Innovative Food Holdings, Inc v. Hanover Insurance Company

Contract Terminated District Court, E.D. PennsylvaniaNo. 2:21-cv-01092Filed 03/05/2021

Showing 1–50 of 1,085