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 projects of all sizes.
With Liberty Mutual, every surety solution is backed by the financial strength and stability of a Fortune 100 global carrier.
Bid, payment, and performance bonds for projects of any size. Our tailored bond programs and top-tier services help contractors win more projects across the construction marketplace.
Supporting professionals and businesses in the faithful execution of their work, with solutions including court, license and permit, fidelity, and more.
Whether it’s for U.S. companies seeking bonds outside the U.S. or non-U.S. companies operating in the U.S., our robust global network of facilities provides international and reverse-flow solutions.
Resources and contacts
For agents and customers, information to submit a claim, contact our National Bond Center, access our Agents’ Portal, and receive surety industry information.
By the numbers
Liberty Mutual Surety is rated A2, (Good) by Moody’s, A (Excellent), by A.M. Best Company, and A (Strong), by Standard & Poor’s.
surety in the U.S.
(Based on 2019 NEP)
(based on available global GWP and NEP data)
contractors we bond
on the ENR Top 400
(Based on 2019 data)
Global ranking based on available Gross Written Premium and Net Written Premium; U.S. ranking based on 2019 Net Earned Premium
This website is intended to be informational. Descriptions are provided only as a summary outline of the products and services available and are not intended to be comprehensive and do not constitute an offer to sell or a solicitation. The products and services described may not be available in all states or jurisdictions. See your policy, service contract, or program documentation for actual terms, conditions, and exclusions. Any inquiries regarding the subject matter set forth herein should be directed through licensed insurance professionals.
Coverage and insurance are provided and underwritten by Liberty Mutual Insurance Company or its affiliates or subsidiaries. When we offer insurance products, we will state clearly which insurer will underwrite the policy. Some policies may be placed with a surplus lines insurer. Surplus lines insurers generally do not participate in state guaranty funds and coverage may only be obtained through duly licensed surplus lines brokers.