Chris Hunt and Mike Oliveri Named Chief Underwriting Officers at Liberty Mutual Insurance Global Surety
Liberty Mutual Insurance announced two leadership appointments supporting its Global Surety division. Chris Hunt will take over as GRS chief underwriting officer, Global Surety and Credit Global Product Leader, and Mike Oliveri has been named chief underwriting officer for Subcontractor Default Insurance.
“I’m thrilled to elevate Chris and Mike into these critical roles within Global Surety,” said Liberty Mutual’s incoming Global Surety President Nate Zangerle. “With these new leaders at the helm of our underwriting, I am confident that our underwriting foundation will be further strengthened, ensuring disciplined, sustainable growth and delivering exceptional value to our clients and broker partners.”
Effective Jan. 1, 2026, Hunt will step into the role previously held by Zangerle. Hunt brings more than 20 years of experience within Liberty Mutual Surety, where he has demonstrated deep industry expertise. Oliveri’s appointment is effective immediately. He has over 20 years of underwriting experience in the construction industry and has held key roles at the company since 2020, including SDI risk engineer and SDI underwriting officer.
These appointments follow Zangerle’s promotion to president of Global Surety. &

