As the world’s largest surety, we help contractors and businesses of all sizes access the surety bonds they need to thrive. We’ll work with you across a range of industry sectors and global markets on …

Access your Liberty Mutual Surety account for secure management and resources.

From performance bonds to warranty bonds, we offer Surety to businesses of all sizes in most industries as an alternative to bank guarantees. Our bonds are underwritten by Liberty Mutual Insurance …

Our surety resources help support contractors, businesses, and agents with information on bonds of all types.

Build customer confidence and fulfill contractual obligations with surety bond insurance from a trusted insurance company. Get a customized quote.

Liberty Mutual Surety, a business unit of Liberty Mutual Insurance, is the 2nd largest surety in the U.S. and a leading surety globally. With locations in more than 15 countries, Liberty Mutual Surety has the …

Liberty Mutual is the largest provider of surety & guarantees in the U.S. and in the world*. With operations in the countries below, our underwriters live where you do, so they know your...

As part of the Liberty Mutual Insurance Group (LMIG), we’re one of the largest providers of surety bonds and guarantees globally – supporting both large publicly traded and privately owned companies.

Submit a surety claim For surety claims in the United States, you can submit a surety claim via our online submission form, or by contacting us via phone, email, or fax.

Surety agents Surety agents can access resources and our online bonding platform to quote and issue a variety of transactional bonds.