Department profile
Litigation: White-Collar Crime & Government Investigations
USA Guide 2026 : Illinois
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Ranked Individuals
Ranked Individuals
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ArentFox Schiff LLP represented a former senior analyst at a healthcare techology company facing charges that she schemed with her superiors to misrepresent the company’s health care advertising abilities and resources to its clients.
Notable Practitioners
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Band 2 
Band 2 Maggie Hickey
Maggie Hickey has an expert practice that includes handling independent monitorships for public service bodies and defending corporate clients facing agency investigations. Maggie is very even keeled and down to earth. She can do the difficult cases.
Litigation: White-Collar Crime & Government Investigations respondentUSAI have the utmost respect for Maggie and her tremendous role in public service matters.
Litigation: White-Collar Crime & Government Investigations respondentUSAMaggie is outstanding especially in internal investigations.
Litigation: White-Collar Crime & Government Investigations respondentUSAMaggie is terrific, diligent and has no ego. She can do the full range of white-collar matters and has an impressive internal investigations practice.
Litigation: White-Collar Crime & Government Investigations respondentUSA
Band 3 
Band 3 William P, Ziegelmueller
William Ziegelmueller offers sophisticated representation to clients facing criminal investigations and trials. He regularly acts for both companies and individuals from sectors including financial services and healthcare. Bill has quick follow-up, is a great writer and is great at getting to the core of the issue.
Litigation: White-Collar Crime & Government Investigations respondentUSABill is an outstanding lawyer doing significant work. He is very easy to work with.
Litigation: White-Collar Crime & Government Investigations respondentUSA
Ranked Individuals at ArentFox Schiff LLP (2)
Illinois
Maggie Hickey
Litigation: White-Collar Crime & Government Investigations
View profile William P, Ziegelmueller
Litigation: White-Collar Crime & Government Investigations
View profile
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