HCS Client Listing
Workers’ Compensation and Personal Injury Protection clients as of February 1, 2021.
Workers’ Compensation Administrative Services
AmTrust Financial Services, Inc.
- ARI Insurance Company
- Technology Insurance Company, Inc.
- Wesco Insurance Company
Berkshire Hathaway Homestate Companies
- Berkshire Hathaway Homestate Insurance Company
- Oak River Insurance Company
- Redwood Fire and Casualty Insurance Company
Church Mutual Insurance Company, S.I.
- CM Regent Insurance Company
Great American Insurance Company
- Great American Insurance Company
- Great American Assurance Company
- Great American Insurance Company of New York
- Great American Alliance Insurance Company
The Hanover Insurance Group
- Allmerica Financial Alliance Insurance Company
- Allmerica Financial Benefit Insurance Company
- Citizens Insurance Company of America
- The Hanover American Insurance Company
- The Hanover Insurance Company
- Massachusetts Bay Insurance Company
The Hartford Insurance Company
- Fitchburg Mutual Insurance Company
- Hartford Accident and Indemnity Company
- Hartford Casualty Insurance Company
- Hartford Fire Insurance Company
- Hartford Insurance Company of the Midwest
- Hartford Underwriters Insurance Company
- Twin City Fire Insurance Company
Insurance Company of the West
- Explorer Insurance Company
New Jersey Manufacturers Insurance Company
- New Jersey Casualty Insurance Company
- New Jersey Indemnity Insurance Company
- New Jersey Re-Insurance Company
- NJM Claims Management Services LLC
New Jersey Property – Liability Insurance Guaranty Association (NJPLIGA)
- New Jersey Surplus Lines Insurance Guaranty Fund
- Unsatisfied Claim and Judgment Fund
- New Jersey Workers’ Compensation Security Fund
PMA Management Corp.
- RWJ Barnabas Health
Ralph Clayton & Sons
- Clayton Block Co., Inc.
- Clayton Block Co. LLC
- Ralph Clayton & Sons LLC
- Clayton Sand Co.
- Clayton Sand Co. LLC
Selective Insurance Company
- Selective Auto Insurance Company of New Jersey
- Selective Insurance Company of America
- Selective Insurance Company of New England
- Selective Insurance Company of New York
- Selective Insurance Company of South Carolina
- Selective Insurance Company of the Southeast
- Selective Way Insurance Company
State of New Jersey
Tokio Marine America
- Tokio Marine Management
United States Fire Insurance Company
- The North River Insurance Company
- Crum & Forster Indemnity Company
- Crum and Forster Insurance Company
Utica Mutual Insurance Company
- Utica Mutual Insurance Company
- Graphic Arts Mutual Insurance Company
- Republic-Franklin Insurance Company
WestGUARD Insurance Company: All facilities and hospital-owned ancillaries
- Amguard Insurance Company
- NorGuard Insurance Company
- EastGuard Insurance Company
- Berkshire Hathaway Direct Insurance Company
- National Liability & Fire Company
Zenith Insurance Company
- ZNAT Insurance Company
Zurich North America Insurance Company
- American Guarantee and Liability Insurance Company
- American Zurich Insurance Company
- Assurance Company of America
- Colonial American Casualty and Surety Company
- Empire Fire and Marine Insurance Company
- Empire Indemnity Insurance Company
- Maryland Casualty Company
- Maryland Insurance Company
- Northern Insurance Company of New York
- Steadfast Insurance Company
- The Fidelity and Deposit Company of Maryland
- Universal Underwriters Insurance Company
- Universal Underwriters Life Insurance Company
- Universal Underwriters of Texas Insurance Company UUBVI, Limited
- Zurich American Insurance Company
- Zurich American Insurance Company of Illinois
Personal Injury Protection (PIP) Administrative Services
Esurance Insurance Services, Inc.
- Esurance Insurance Company of New Jersey
Government Employees Insurance Company(GEICO): All facilities and hospital-owned ancillaries
- Government Employees Insurance Company
- GEICO Advantage Insurance Company
- GEICO Choice Insurance Company
- GEICO Indemnity Company
- GEICO Secure Insurance Company
- GEICO General Insurance Company
- GEICO Casualty Company
- GEICO Texas County Mutual
The Hanover Insurance Group
- Allmerica Financial Alliance Insurance Company
- Allmerica Financial Benefit Insurance Company
- Citizens Insurance Company of America
- The Hanover New Jersey Insurance Company
- Massachusetts Bay Insurance Company
- The Hanover American Insurance Company
- Nova Casualty Company
Liberty Mutual Insurance Group
- America First Insurance Company
- America First Lloyd’s Insurance Company
- American Economy Insurance Company
- American Fire and Casualty Company
- American States Insurance Company
- American States Insurance Company of Texas
- Colorado Casualty Insurance Company
- Consolidated Insurance Company
- Employers Insurance Company of Wausau
- Excelsior Insurance Company
- First National Insurance Company of America
- General Insurance Company of America
- Golden Eagle Insurance Corporation
- Hawkeye-Security Insurance Company
- Helmsman Management Services, Inc.
- Indiana Insurance Company
- Liberty Insurance Corporation
- Liberty Mutual Fire Insurance Company
- Liberty Mutual Insurance Company
- Liberty Mutual Managed Care, LLC
- Liberty Mutual Mid-Atlantic Insurance Company
- Liberty Northwest Insurance Corporation
- LM Insurance Corporation
- Montgomery Mutual Insurance Company
- Ohio Security Insurance Company
- Peerless Indemnity Insurance Company
- Peerless Insurance Company
- Safeco Insurance Company of America
- Safeco Insurance Company of Illinois
- The First Liberty Insurance Corporation
- The Midwestern Indemnity Company
- The Netherlands Insurance Company
- The Ohio Casualty Insurance Company
- Wausau Business Insurance Company
- Wausau General Insurance Company
- Wausau Underwriters Insurance Company
- West American Insurance Company
Metropolitan Property and Casualty Insurance Company
- Metropolitan Property and Casualty Insurance Company
- Metropolitan Casualty Insurance Company
- Metropolitan Direct Property and Casualty Insurance Company
- Metropolitan General Insurance Company
- Metropolitan Group Property and Casualty Insurance Company
New Jersey Manufacturers Insurance Company
- New Jersey Casualty Insurance Company
- New Jersey Indemnity Insurance Company
- New Jersey Re-Insurance Company
- NJM Claims Management Services LLC
New Jersey Property – Liability Insurance Guaranty Association (NJPLIGA)
- New Jersey Surplus Lines Insurance Guaranty Fund
- Unsatisfied Claim and Judgment Fund
- New Jersey Workers’ Compensation Security Fund
Progressive Casualty Insurance Company
- Drive New Jersey Insurance Company
- National Continental Insurance Company
- Progressive Casualty Insurance Company
- Progressive Classic Insurance Company
- Progressive Freedom Insurance Company
- Progressive Garden State Insurance Company
- Progressive Max Insurance Company
- Progressive Northwestern Insurance Company
- Progressive Preferred Insurance Company
- Progressive Specialty Insurance Company
- United Financial Casualty Company
Travelers Indemnity Company
- The Automobile Insurance Company of Hartford, Connecticut
- Fidelity and Guaranty Insurance Underwriters, Inc.
- St. Paul Protective Insurance Company
- The Travelers Casualty Company (f/k/a Athena Assurance Company)
- Discover Property & Casualty Insurance Company
- Fidelity and Guaranty Insurance Company
- St. Paul Fire and Marine Insurance Company
- Travelers Constitution State Insurance Company (f/k/a St. Paul Medical Liability Insurance Company)
- St. Paul Mercury Insurance Company
- St. Paul Protective Insurance Company
- United States Fidelity and Guaranty Company
- Charter Oak Fire Insurance Company
- NIPPONKOA Insurance Company, Limited (US Branch), managed by the Travelers Marine Corp.
- The Phoenix Insurance Company
- Travelers Casualty Insurance Company of America
- The Travelers Indemnity Company
- The Travelers Indemnity Company of America
- The Travelers Indemnity Company of Connecticut
- Travelers Property Casualty Company of America
- Northland Casualty Company
- Northland Insurance Company
United Services Automobile Association (USAA): All facilities and hospital-owned ancillaries
- USAA Casualty Insurance Company
- USAA General Indemnity Company
- Garrison Property and Casualty Insurance Company
- USAA County Mutual Insurance Company
- USAA Texas Lloyd's Company
