List of Complementary Reinsurers

The following are companies recognized by Treasury as complementary reinsurers - except on excess risks running to the United States - as surety companies doing business with the United States.

Please note: these companies are not authorized for reinsurance on federal bonds as they do not hold a Treasury Certificate Authority under 31 CFR 223.1. Refer to the regulations at 31 CFR 223.1, 223.10, 223.11, and 223.12 for more information.

View the List of Complementary Reinsurers in the following ways:

1. Download the original listing published on November 1, 2024 (Complementary Reinsurers PDF) and related Supplemental Changes to the Complementary Reinsurer listing.
2. Download a current listing of Complementary Reinsurers Excel.
3. View the current listing below.

Table may scroll on smaller screens 

* To get the Lloyd’s Syndicates reinsurer numbers, use the above link and go to the Lloyd’s List tab, Reciprocal Reinsurer # column.