William P. "Bill" Sweeney
About William P. Sweeney
William P. Sweeney is a lawyer based in Chicago, IL and has been recognized in The Best Lawyers in America® since 2025. William P. Sweeney is recognized in the following practice area:
- Chicago, Illinois
- Employee Benefits (ERISA) Law
Current Firm: Polsinelli PC
Education: University of Illinois - Chicago, J.D., graduated 2002
Location: Chicago, IL
It takes just a few minutes to optimize your profile for prospective clients and lawyers ready to refer.
Log in to your account or continue as a guest to view annual subscription pricing.
Nearby Lawyers
Household names in the technology and entertainment sectors and famous brands in all areas of consumer products and services rely on Kristin as an advocate and trusted advisor on IP, general advertising and competition issues. She has counseled multinational clients in multiple high-profile disputes involving novel ecommerce issues. She also gives strategic advice to clients on exploiting their copyrights and trademarks over social media, and on how to best protect their IP rights in software...
Karl Barnickol takes pride in providing practical litigation advice tailored to meet client-specific goals and counseling clients on best practices for business growth and litigation avoidance. His litigation practice focuses on defending complex mass tort and class action cases, including products and publisher liability matters, securities fraud and shareholder derivative litigation, and price-fixing and unfair competition claims. In particular, Karl has significant experience representing ...
Jaclyn A. McNally is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jaclyn A., who practices law in Chicago, Illinois, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jaclyn A. is held by other top lawyers in the same geographic and legal practice area.
Bobbi J. Bierhals has built her practice by developing creative and customized solutions for her clients. Her experience centers on tax and business planning for high-net-worth individuals and families. Her clients range from executives and first-generation entrepreneurs to multi-generational families, with net worth from $40 million to many billions of dollars, and include a number of individuals listed in the Forbes 400. Bobbi’s breadth of experience across a wide range of client prof...
Thomas A. Demetrio is a trial lawyer with an emphasis on medical negligence, product liability, airplane crash and commercial litigation on behalf of plaintiffs. He is Past President of the Chicago Bar Association and Illinois Trial Lawyers Association. He is a fellow of: The American College of Trial Lawyers The International Academy of Trial Lawyers The Inner Circle of Advocates Tom has been listed in Best Lawyers in America since its inception in 1987 and was named by Best Lawyers as the C...
Aaron D. Boeder became a member of the Salvi, Schostok & Pritchard P.C., legal team in 2010, focusing his practice in the areas of medical malpractice , catastrophic injury , mass torts and wrongful death law. Mr. Boeder has helped secure a number of noteworthy verdicts and settlements for his clients. In 2021, Mr. Boeder obtained a $ 21.05 million jury verdict on behalf of a woman who suffered a spinal injury in a Maywood, Ill. car crash. In 2017, he obtained an $11.25 million jury verdi...
Bradley V. Ritter is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Bradley V., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bradley V. is held by other top lawyers in the same geographic and legal practice area.
Marc Benjoya is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Marc, who practices law in Chicago, Illinois, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc is held by other top lawyers in the same geographic and legal practice area.
Financial institutions across the country rely on David Dlugie to handle their most critical commercial property and commercial loan matters, sometimes with extremely tight timelines. For clients that are financing or selling/buying/leasing real property, or acquiring or disposing of commercial real estate loans, he solves their financing and equity issues using negotiation skills honed through three decades of practice. As the head of Katten's Chicago Real Estate practice, David assembles te...
James C. Franczek, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. James C., who practices law in Chicago, Illinois, has been recognized since 1989. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James C. is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
What AI Visibility Means for Lawyers
by Bryan Driscoll and Josh Rupall
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
What Disqualifies You From Filing Bankruptcies
by Bryan Driscoll
A guide to navigating eligibility, the means test and the legal hurdles of declaring bankruptcy.
What Happens if You Don't File Taxes
by Bryan Driscoll
The penalties are real, but so are your options. Here's what the IRS can do and what you can do about it.