About Us

Strength and innovation

As the largest surety in the United States and worldwide, 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.

Dynamic partnership

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:

Local connections, global reach

We have teams on the ground in 40 U.S. locations and more than 18 countries – with bond capabilities in more than 60. This worldwide presence means our experienced 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.