AM Best is a global credit rating agency and data analytics provider focused exclusively on the insurance industry. Founded in 1899, it is recognized as the world's first credit rating agency and has grown to be the largest in its field. Headquartered in the United States, AM Best has regional offices in major cities around the world and operates in over 100 countries.

The company offers a wide range of services tailored to the insurance sector, including credit ratings, financial and analytical tools, and data platforms. Its products include Best’s Financial Suite, BestLink for comprehensive insurance data, and BestWire for real-time news coverage. AM Best also publishes industry news and detailed company reports, providing valuable insights for stakeholders such as insurance companies, financial institutions, and regulators. Its mission is to enhance the financial stability and transparency of the insurance industry, supporting economic growth and the well-being of all involved.