Atty. John A. Biek
John represents large publicly traded and privately held businesses in controversies, transactional matters and tax planning involving state and local corporate income/franchise taxes, gross receipts taxes, sales and use taxes, and other business privilege taxes. He also defends clients in state tax audits and litigation before courts, administrative agencies and departments of revenue throughout the country.
Tax Law Attorney · Serving Chicago, IL
Profile Summary
About John A. Biek at a Glance
John A. Biek is a tax attorney based in Chicago, Illinois, practicing at Neal, Gerber & Eisenberg LLP. Admitted to practice in Illinois, Illinois State Bar Association and Ohio, Ohio State Bar Association. Educated at Georgetown University (J.D., 1987) and Yale University (B.S., 1984). Recognitions include Best Lawyers in America — Tax Law (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Litigation and Controversy - Tax (2026). Serves clients in Chicago, IL and the surrounding metropolitan area.
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About John A. Biek
- John represents large publicly traded and privately held businesses in controversies, transactional matters and tax planning involving state and local corporate income/franchise taxes, gross receipts taxes, sales and use taxes, and other business privilege taxes
- He also defends clients in state tax audits and litigation before courts, administrative agencies and departments of revenue throughout the country
- In addition to his state and local tax practice, John is also one of the nation’s leading attorneys in the emerging field of state unclaimed property laws
- He represents clients in multistate unclaimed property audits, litigation, voluntary disclosure matters and complex transactions
- His unclaimed property clients encompass nearly every industry, including manufacturing, health care, and technology
- While each client’s circumstances are distinctive, his primary concern in every matter is helping clients determine whether their business operations are producing unclaimed property liabilities and finding ways to restructure those operations to minimize unclaimed property exposure
- John is adept at simplifying challenging tax circumstances for his clients
- He has developed a reputation among them for his hands-on representation style and willingness to go above and beyond to resolve matters quickly and efficiently
- He also possesses a singular ability to analyze complex issues thoroughly and develop creative strategies that put clients at ease when litigating tax matters
- John serves as Chair-Elect of the American Bar Association Section of Taxation’s State and Local Tax (SALT) Committee
- He was also elected a Fellow of the American College of Tax Counsel in 2007
- John has been recognized as a leader in Chambers USA: America’s Leading Lawyers for Business, recommended in “Tax: Controversy” since 2008
- He has also been recognized by The Legal 500 United States in “Tax” since 2017, by Illinois Super Lawyers in “Tax” from 2009 to 2020, and by The Best Lawyers in America in “Tax Law” since 2007
- John has also been selected by his peers for inclusion in the Chicago Bulletin Publishing Company’s Leading Lawyers Network
- He is AV Peer Review Rated (the highest possible rating) via the Martindale-Hubbell Peer Review Ratings
Practice Areas Explained
John A. Biek's Areas of Legal Practice
Each practice area below reflects the types of cases John A. Biek handles, with a practical overview of what that area of law involves and how it may apply to your situation in Chicago.
Tax Law in Chicago
Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.
John A. Biek is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in Illinois →
Jurisdictional Context
Why Local Counsel Matters in Chicago
Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.
Chicago Courts and Legal Process
Choosing a Chicago-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.
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Professional Profile
Why Clients in Chicago Choose John A. Biek
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish John A. Biek's practice in the field of tax.
Multi-State Bar Admission
Licensed in Illinois, Illinois State Bar Association and Ohio, Ohio State Bar Association, John A. Biek can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Focused Tax Practice
Concentrating on tax means John A. Biek's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Local Presence in Chicago
A Chicago-based practice means John A. Biek attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues John A. Biek Handles in Chicago
Below is a representative sample of the types of matters John A. Biek has experience with under Illinois law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact John A. Biek directly to discuss the specifics of your situation.
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John A. Biek's Practice Areas & Specializations
Education & Law School Background
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Bar Admissions & Licensed Jurisdictions
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