Atty. John Mitchell O'Hare
John Mitchell O'Hare is a lawyer practicing general practice, securities & investment fraud, corporate governance and compliance and 7 other areas of law. John received a A.B. degree from University of Illinois in 1967, and has been licensed for 55 years.
Corporate Governance And Compliance & More Attorney · Serving Chicago, IL · 55+ Years Experience
Profile Summary
About John Mitchell O'Hare at a Glance
John Mitchell O'Hare is a Partner based in Chicago, Illinois, practicing at Sidley Austin LLP. They have 55+ years of legal experience, licensed to practice since 1971. Their practice focuses on business, m&a, securities, employment contracts, and consumer. Admitted to practice in Illinois (1971). Educated at Harvard Law School (J.D., 1971) and University of Illinois (A.B. University, 1967). Recognitions include Peer Reviewed. Serves clients in Chicago, IL and the surrounding metropolitan area.
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About John Mitchell O'Hare
- John Mitchell O'Hare is a lawyer practicing general practice, securities & investment fraud, corporate governance and compliance and 7 other areas of law
- John received a A.B. degree from University of Illinois in 1967, and has been licensed for 55 years
- John practices at Sidley Austin LLP in Chicago, IL
Practice Areas Explained
John Mitchell O'Hare's Areas of Legal Practice
Each practice area below reflects the types of cases John Mitchell O'Hare handles, with a practical overview of what that area of law involves and how it may apply to your situation in Chicago.
Business & Corporate Law in Chicago
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
John Mitchell O'Hare is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Illinois →
Mergers & Acquisitions in Chicago
John Mitchell O'Hare is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in Illinois →
Securities Law in Chicago
John Mitchell O'Hare is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in Illinois →
Employment Contracts in Chicago
John Mitchell O'Hare is one of 7,665 employment contracts attorneys indexed nationally. Browse employment contracts attorneys in Illinois →
Consumer Protection in Chicago
Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.
John Mitchell O'Hare is one of 50,226 consumer attorneys indexed nationally. Browse consumer 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.
Frequently Asked
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Professional Profile
Why Clients in Chicago Choose John Mitchell O'Hare
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 Mitchell O'Hare's practice in the field of business, m&a, securities, employment contracts, and consumer.
Decade-Tested Legal Experience
John Mitchell O'Hare brings 55+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering business, m&a, and securities, John Mitchell O'Hare can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Chicago
A Chicago-based practice means John Mitchell O'Hare 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 Mitchell O'Hare Handles in Chicago
Below is a representative sample of the types of matters John Mitchell O'Hare 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 Mitchell O'Hare directly to discuss the specifics of your situation.
Search Reference
How People Find John Mitchell O'Hare Online
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John Mitchell O'Hare's Practice Areas & Specializations
Education & Law School Background
Awards & Professional Honors
Bar Admissions & Licensed Jurisdictions
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