Donna Jonkheer

Chief Financial Officer

Donna Jonkheer has been with IASG since the firm’s founding in 1992. As Chief Financial Officer, Donna sets the financial agenda for IASG. She oversees financial planning, accounting, and reporting—always prioritizing the firm’s commitment to transparency and accountability.

Donna has dedicated her entire career to IASG. Previous roles within the firm include leadership positions in compliance and in operations. Her in-depth understanding of the regulations and operations of the futures industry has played a key role in shaping the culture of IASG and supporting its growth into a top-performing firm.

Donna attended the University of Wisconsin–Whitewater.