Solid and dependable

Liberty Mutual Surety is a new new name in the Dutch and Belgian market, but it is the continuation of Nationale Borg, that started its operations in 1893 and has since been the leading supplier of surety bonds in those markets. Nationale Borg became part of Liberty Mutual Insurance Group in October 2019.

Liberty Mutual Insurance Group was founded in 1912 and is headquartered in Boston, Massachusetts, Liberty Mutual is the sixth largest global property and casualty insurer based on 2019 gross written premium. Liberty Mutual also ranks 84th on the Fortune 100 list of largest corporations in the United States based on 2019 revenue. As of December 31, 2019, Liberty Mutual had $ 43.2 billion in annual consolidated revenue.
Liberty Mutual employs nearly 50,000 people in 30 countries and economies around the world. Liberty Mutual offers a wide range of insurance products and services, including personal automobile, homeowners, specialty lines, reinsurance, commercial multiple-peril, workers compensation, commercial automobile, general liability, surety, and commercial property.

Liberty Mutual Surety issues guarantees on behalf of Liberty Mutual Insurance Europe SE (LMIE), which is rated A (Strong) by Standard & Poor’s.


Liberty Mutual Surety has offices in 18 countries around the world and as a member of the International Credit Insurance and Surety Association (ICISA), the Panamerican Surety Association (PASA) and the Surety and Fidelity Association of America (SFAA) we have access to a worldwide network of foreign correspondents. We also work with a variety of banks across the world to service you worldwide.