Liberty Mutual Surety

As the largest surety in the world*, we provide surety bond solutions and guarantees to contractors and businesses of all sizes.

With Liberty Mutual Surety, you get the financial strength, stability, and innovation of a global leader. Liberty Mutual has ratings of A from A.M. Best Company, A2 from Moody’s, and A from Standard & Poor’s.

We’ll work with you across a diverse range of industries and global markets, for projects large and small, public or private, local to international. You benefit from bond solutions tailored to your needs, including 

  • Contract surety bonds for all-sized contractors
  • Commercial and fidelity bonds, serving individuals and businesses of all sizes
  • Specialty bonds, including international and reverse flow operation

Local connections, global reach

We have surety underwriting facilities in 40 U.S. locations and almost 20 countries – with bond capabilities in more than 60. This worldwide presence means our expert underwriters know your regional business market, as well as your legal, economic, and political climate.

It’s one more way we make the difference between underwriting a bond and successfully placing it internationally.

Learn more about our global surety operations.

Liberty Mutual Surety
2200 Renaissance Blvd.
Suite 400
King of Prussia, PA 19406
Phone: (610) 832-8240
Fax: (866) 547-4880


*based on publicly available data