These are lists of the insurance companies in the world, as measured by total non-banking assets and by net premiums written.
By assets
The list is based on the 2025 report of the 25 largest insurance companies in the world by 2024 assets from AM Best.
By net premiums written
The list is based on the 2023 report of the 25 largest insurance companies in the world by 2021 net premiums written from AM Best.[1]