• vcard
D 312.873.3664
F 312.873.4353
  • Education
    • J.D., cum laude, John Marshall Law School, 2002, The John Marshall Law Review
    • B.S., Millikin University, 1999
  • Court Admissions
    • Illinois Supreme Court
    • U.S. Court of Appeals, Eleventh Circuit

William Sweeney provides clients with practical solutions to solving complex employee benefit issues.

Whether he is assisting clients with the design of new benefit plans or working through a government audit of existing plans, Bill is relied upon as a trusted member of clients’ benefits compliance teams.

As the laws governing employee benefits evolve in areas ranging from health care reform to pension protections, he is devoted to ensuring clients are aware of the latest compliance efforts and trends for providing comprehensive benefit programs to their employees.

Bill works with clients across all industries and has a broad-based practice that involves all areas of employee benefits law. He advises public, private and tax-exempt employers on the design, implementation, and administration of all types of welfare plans and tax-qualified retirement plans, including defined benefit, 401(k), 403(b), and 457(b).

He has significant experience in:

  • Working with multi-employer benefit funds and advising clients on withdrawal liability matters
  • Representing clients before the IRS and U.S. Department of Labor with respect to employee benefit plan audits and voluntary correction procedure filings
  • Handling employee benefit issues arising in merger and acquisitions

Bill also frequently counsels clients on Employee Retirement Income Security Act fiduciary compliance matters and conducts training related to COBRA and HIPAA compliance.

  • Counseled a national hospital system with respect to benefit plans integration as a result of its $2.5 billion business combination/merger with two other independent hospital systems.
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April 30, 2015
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April 23, 2015
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March 24, 2015
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February 10, 2015
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February 10, 2015
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November 11, 2013
Publications & Presentations
Safe Harbor 401(k) Plans: Overview and Planning Opportunities
PLC Law Department
Co-Author
January 2010
Publications & Presentations
2008: The Year for Tax-Exempt Compliance: New Requirements for Tax-Exempt Compensation and Benefits Programs and How to Comply
Chicago, Illinois
February 14, 2008
Publications & Presentations
Starting Points! Fundamentals of Organizing a Business Entity - Compensation and Benefits
Illinois Institute for Continuing Legal Education; Chicago, Illinois
June 7, 2007