With 100+ years of experience across leading industries,
we apply an innovation mindset, agile approach,
and a global team with local expertise wherever you operate.
futureproof for growth and respond swiftly in a crisis,
meeting complexity with creativity to move your business ahead. We believe your ambition shouldn't have limits.
Starr helps you unlock what's possible. ABOUT STARR
A BROAD PORTFOLIO
Accident and Health
Active Assailant
Airlines
Cargo
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Commercial Property
Crisis Management
Cyber
Bermuda Cyber
Energy Liability
Exploration and Production
Financial Institutions
Bermuda Financial Institutions
FortiFI US
General Aviation
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General Liability
Global Construction
Hull
Management Liability
Bermuda Management Liability
Marine Liability
Multinational Programmes
Offshore Renewables
Onshore Energy
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Political Risk and Financial Risks
Portfolio Solutions
Ports and Terminals
Professional Indemnity
Property Delegated Authority
Property Direct and Facultative
Bermuda Property Direct and Facultative
Renewables
UK Retail
Property Treaty International
Property Treaty US
Bermuda Property Treaty
Specialty Reinsurance
Bermuda Specialty Reinsurance
NEWS & INSIGHTS
Battery Energy Storage Systems and Thermal Runaway Risks in Data Centers: The Critical Role of Loss Control for Insurance Coverage
As data centers look for greater power resilience and operational flexibility, Battery Energy Storage Systems (BESS) are being implemented in many projects currently under construction, most often those using lithium-ion cells. These systems can improve reliability and drive cost savings, but they also introduce new, complex hazards including the risk of thermal runaway. In a thermal runaway event, a battery cell’s temperature escalates uncontrollably, quickly spreading heat and potentially causing fire, toxic gas release, or even explosions. A single failure in a densely packed data center environment can put the whole facility at risk.
Read More-
Insights11 February 2026
As Data Centers Boom, Construction and Operational Risks Rise
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Insights08 January 2026
Data Center Staffing in Rural Locations and Skilled Labor Availability: Impacts on Construction Time, Cost, and Builders Risk Insurance
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News29 October 2025
Starr Announces Acquisition of IQUW Group
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News22 October 2025
Starr Obtains Registration to Establish a Branch Office in Gujarat International Finance Tec-City
Our global strength in numbers
“A”
Rated “A” (Excellent) A.M. Best
$11.9 B
Gross Written Premium *estimated as of 12/31/2024$41.1 B
Total Assets
*estimated as of 12/31/2024$12.9 B
Shareholders Equity
*estimated as of 12/31/2024Starr Indemnity & Liability Company holds an A.M. Best financial strength rating of "A" (Excellent), Financial Size Category XV.
Starr & Reinsurance Limited holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr International Insurance (Singapore) Pte., Ltd. holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr Surplus Lines Insurance Company holds an A.M. Best financial strength rating of "A" (Excellent), Financial Size Category XV.
Starr International Insurance (Asia) Ltd. holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr Property & Casualty (China) Company, Limited holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr International (Europe) Limited holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr Specialty Insurance Company holds an A.M. Best financial strength rating of "A" (Excellent), financial size category of XV.
Starr Europe Insurance Limited holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr International Insurance (Switzerland) AG holds an A.M. Best financial strength rating of “A” (Excellent), Financial Size Category XV.
Starr Syndicate Limited at Lloyd's of London holds an A.M. Best financial strength rating of "A" (Excellent), Financial Size Category XV, and also holds a Standard & Poor's rating of "A+" (Strong) (Lloyd's of London market ratings).
AM Best has upgraded the Long-Term Issuer Credit Rating to a+ (Excellent) from a and affirmed the Financial Strength Rating of A (Excellent) of the insurance subsidiaries of Starr International Company, Inc. View the AM Best press announcement here.