[1] She was the first woman Chairman of the Board of Chicagoland Chamber of Commerce,[2] and she serves as a trustee of Northwestern University and the Museum of Science and Industry (Chicago).
[5] Also, in 1981, DeHaas joined the accounting firm Arthur Andersen as a staff member, then a senior auditor.
[7] When Arthur Andersen folded in 2002, DeHaas chose to join Deloitte because she admired the culture of fostering diversity and inclusion.
According to Crain's Chicago Business, at Deloitte, DeHaas "oversees the region's efforts to recruit and promote women and minorities, mentors employees and meets with the firm's national senior management to set performance targets and plan new strategies.
[8] DeHaas is a director of World Business Chicago and After School Matters, Inc.[9] She is the treasurer and a trustee of the Northlight Theatre.