Aon plc (NYSE: AON) announced an additional $1 billion expansion of its Data Center Lifecycle Insurance Program, bringing total program capacity to $3.5 billion. The expansion extends coverage to include existing data centers coming off their first year of operations, according to a company statement.

The program, launched in June 2025, now provides coverage across the full lifecycle of data center operations, extending beyond construction and commissioning phases. The enhanced program addresses construction, operational, cyber and financial risks facing data center owners, developers and investors.

The program includes up to $3.5 billion in coverage for Construction All Risks, Delay in Start-Up and Operational Property Damage/Business Interruption. Cyber and technology coverage reaches up to $400 million, including protection against ransomware and non-damage cyber events.

Third-party liability coverage extends up to $200 million globally, with $100 million in U.S. excess capacity. The program also provides project cargo and transport insurance up to $500 million.

"Data centers have become foundational to innovation, connectivity and economic growth," said Joe Peiser, CEO of Risk Capital at Aon. "By expanding our Data Center Lifecycle Insurance Program and extending coverage to operating data centers, Aon is helping clients anticipate risk, protect critical assets and invest in digital infrastructure with greater confidence."

The program features capacity supported by a global panel of A-rated or higher insurers across Lloyd's and Company markets. Risk engineering and cyber impact modeling services are available through Aon's Global Risk Consulting team.

Aon operates as a professional services firm providing risk management and human capital solutions to clients in over 120 countries.