Business Summary

Since 1912, we've grown into the eighth largest global property and casualty insurer based on 2023 gross written premium. We also rank 87 on the Fortune 100 list of largest corporations in the US based on 2023 revenue. ​At Liberty Mutual Insurance we work hard every day to support our customers and our people, so they can protect their families, build their businesses and invest in their futures.

We are headquartered in Boston, but our people, our customers and our reach span the globe. So to better serve our global customers and employees, we are organized into three business units.

Family of four in the kitchen cooking breakfast

Personal Insurance Lines

Delivers personal insurance products for home, auto and property-casualty through the Liberty Mutual and Safeco™ brands. It is made up of three regions: U.S., East, and West. And includes small business insurance.

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Commercial Insurance Lines

Represents Liberty Mutual’s global mid-to-large-size commercial and specialty insurance, surety, and reinsurance operations.

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Liberty Mutual Investments (LMI)

This group is the investment firm for Liberty Mutual Insurance Group and manages its globally invested financial assets. LMI plays a critical role in supporting Liberty Mutual’s strategy by deploying capital and generating sustainable investment returns.