Atty. Peter Daniel Clarke

Atty. Peter Daniel Clarke

Mr. Peter Daniel Clarke is a lawyer practicing energy, capital markets, banking & finance and 4 other areas of law.

Chicago Chicago 51 yrs experience 51 year
Call (412) 397-7278 Book Appointment

Banking/Finance & More Attorney · Serving Chicago, IL · 51+ Years Experience

Profile Summary

About Peter Daniel Clarke at a Glance

Peter Daniel Clarke is a Partner based in Chicago, Illinois, practicing at Jones Day. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on business, environmental, and energy. Admitted to practice in Illinois (1975) and District of Columbia (1977). Educated at Indiana University (J.D., 1975) and University of Michigan (B.B.A., 1972). Serves clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Peter Daniel Clarke

  • Mr. Peter Daniel Clarke is a lawyer practicing energy, capital markets, banking & finance and 4 other areas of law
  • Peter received a B.B.A. degree from University of Michigan in 1972, and has been licensed for 51 years
  • Peter practices at Jones Day in Chicago, IL

Practice Areas Explained

Peter Daniel Clarke's Areas of Legal Practice

Each practice area below reflects the types of cases Peter Daniel Clarke 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.

Peter Daniel Clarke is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Illinois →

Environmental Law in Chicago

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Peter Daniel Clarke is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Energy & Utilities Law in Chicago

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

Peter Daniel Clarke is one of 35,985 energy attorneys indexed nationally. Browse energy 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

Common Questions About Peter Daniel Clarke

Where is Peter Daniel Clarke's law office located?
Peter Daniel Clarke's law practice is located in Chicago, Illinois. The firm is Jones Day. You can contact the office directly through this profile page.
What practice areas does Peter Daniel Clarke handle?
Peter Daniel Clarke focuses on business, environmental, energy. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Peter Daniel Clarke practiced law?
Peter Daniel Clarke has 51+ years of legal experience and has been licensed since 1975.
Where did Peter Daniel Clarke go to law school?
Peter Daniel Clarke earned their education at (J.D., 1975); (B.B.A., 1972).
How can I contact Peter Daniel Clarke for a consultation?
You can contact Peter Daniel Clarke directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in Chicago Choose Peter Daniel Clarke

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 Peter Daniel Clarke's practice in the field of business, environmental, and energy.

Decade-Tested Legal Experience

Peter Daniel Clarke brings 51+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Illinois and District of Columbia, Peter Daniel Clarke can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, environmental, and energy, Peter Daniel Clarke 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 Peter Daniel Clarke 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 Peter Daniel Clarke Handles in Chicago

Below is a representative sample of the types of matters Peter Daniel Clarke 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.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Peter Daniel Clarke directly to discuss the specifics of your situation.

Search Reference

How People Find Peter Daniel Clarke Online

Prospective clients searching for legal help in Chicago commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Peter Daniel Clarke.

Peter Daniel Clarke attorney Peter Daniel Clarke lawyer Peter Daniel Clarke Chicago Peter Daniel Clarke Illinois Peter Daniel Clarke reviews Peter Daniel Clarke contact Jones Day law firm business attorney in Chicago business lawyer Chicago best business attorney Chicago top rated business lawyer near me business attorney Illinois find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Peter Daniel Clarke directly.

Education & Law School Background

J.D.
Indiana University
- 1975
B.B.A.
University of Michigan
- 1972

Bar Admissions & Licensed Jurisdictions

Illinois
Admitted: 1975
District of Columbia
Admitted: 1977

Client Reviews & Ratings — Peter Daniel Clarke

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