BOSTON (Feb. 8, 2024) – Liberty Mutual Insurance has appointed Shaun Guinan General Manager, Major Accounts Property, Global Risk Solutions (GRS), North America, effective immediately. His responsibilities include setting Liberty Mutual strategy and underwriting guidelines to address the changing and growing primary property challenges facing large, global businesses.

Based in Philadelphia, Guinan will lead the underwriting and property risk engineering teams across North America in providing innovative single carrier property insurance solutions for large commercial customers. Guinan will report to GRS President, Major Accounts, Mike Fallon. He will work alongside Liberty Mutual’s team of specialty, shared and layered, marine and equipment breakdown property specialists to provide comprehensive solutions to the complex property needs of companies across North America.

“Shaun is an innovative leader with an ability to identify solutions to the key challenges our customers face in a dynamic property market,” said Fallon. “Shaun’s expertise underscores our commitment to being a best-in-class underwriting organization that meets the full property needs of our customers across North America.” 

Guinan joined Liberty Mutual in 2020 to lead GRS’ Northeast property division after holding various leadership roles at Travelers. He is a graduate of Penn State University. 

Portrait of Shaun Guinan


About Liberty Mutual Insurance 
 At Liberty Mutual, we believe progress happens when people feel secure. By providing protection for the unexpected and delivering it with care, we help people and businesses embrace today and confidently pursue tomorrow. 

In business since 1912, and headquartered in Boston, today we are the fifth largest global property and casualty insurer based on 2022 gross written premium. We also rank 86 on the Fortune 100 list of largest corporations in the US based on 2022 revenue. As of December 31, 2022, we had $50 billion in annual consolidated revenue. 

We employ over 50,000 people in 29 countries and economies around the world. We offer a wide range of insurance products and services, including personal automobile, homeowners, specialty lines, reinsurance, commercial multiple-peril, workers compensation, commercial automobile, general liability, surety, and commercial property. 

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