Integro USA has appointed five key executives.
Frank Gundersen, Jeffrey B Wingate and Alexandra E Littlejohn have been made managing director, head of client development and head of worldwide casualty in the New York office respectively.
Marc R Kunney and Bruce L Scollin have been made managing director of the San Francisco office and managing director for sales and client management in San Francisco.
Prior to joining Integro, Gunderson served as chairman of Marsh's global property division.
Wingate was sales leader for the New York metro region of Marsh.
Littlejohn was previously managing director responsible for primary casualty placement at Marsh.
Previously, Kunney served as Marsh's managing director of risk and insurance services and headed the company's San Francisco office.
Scollin joins Integro having previously been managing director of global development for Marsh's San Francisco office.