Ellen M. Rizzo has been appointed chief financial officer of the property and casualty business at Worcester’s The Hanover Insurance Group Inc.

In this role, Rizzo is responsible for financial oversight of The Hanover’s personal lines, commercial lines and claims organizations.

Rizzo joins The Hanover from The Travelers Cos., where she served as senior vice president and chief financial officer of business insurance since 1999.

"Among the many ways we deliver distinctive value as a company is by attracting and retaining talented and committed professionals," said Marita Zuraitis, president of The Hanover’s property and casualty business. "Ellen is one of the most talented and committed financial professionals in our business, and we look forward to benefiting from her extensive experience as we continue our journey to be the best partner for winning independent agents."

"Ellen has a very successful track record leading financial organizations for property and casualty businesses," said Steven J. Bensinger, executive vice president and chief financial officer of The Hanover Insurance Group. "We are confident that her broad industry knowledge and insight will be great assets to our organization as we continue to deliver on our promises to our agent partners and their customers."