Arthur J. Gallagher, a US-based insurance brokerage and risk management services firm, has appointed Sherry Barrat as new director of its board.

Barrat, who has more than 40 years of management, operational and financial experience, currently serves as a director of NextEra Energy, and Prudential Insurance Funds. She is a member of the Women Corporate Directors’ global advisory board.

During her 22-year tenure at Northern Trust, Barrat served in various leadership roles and was a member of the Northern Trust management committee. She retired as vice chairman of Northern Trust last year.

Barrat was also global president of Northern Trust’s personal financial services business.

Arthur J. Gallagher chairman, president and CEO Patrick Gallagher, said that Barrat’s extensive business, finance and leadership experience in both the public and private environments will be an excellent addition to the company’s team.

Headquartered in Itasca, Illinois, Arthur has operations in 19 countries and offers client-service capabilities through a network of correspondent brokers and consultants in more than 140 countries