Atty. Frank H. Hackmann

Atty. Frank H. Hackmann

Frank H. Hackmann is a lawyer practicing environmental law, energy law, administrative law.

Chicago Chicago 54 Years Experience 54 year
Call (224) 452-4931

Profile Summary

About Frank H. Hackmann at a glance

Frank H. Hackmann is a Partner based in Chicago, Illinois, practicing at Dentons US LLP. They have 54+ years of legal experience, licensed to practice since 1972. Their practice focuses on environmental, government, and energy. Admitted to practice in Missouri (1972) and Illinois (1973). Educated at St. Louis University (J.D., 1972) and University of Illinois (B.S. Ch., 1967). Recognitions include AV Preeminent. Serves clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Frank H. Hackmann is a lawyer practicing environmental law, energy law, administrative law
  • Frank received a degree from University of Illinois in 1967, and has been licensed for 54 years
  • Frank practices at Dentons US LLP in Chicago, IL and 1 other location

Practice Areas Explained

Frank H. Hackmann's Areas of Practice

Each practice area below reflects the types of cases Frank H. Hackmann handles, with a brief overview of what that area of law covers.

Environmental Law

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

Frank H. Hackmann is one of 50,776 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Frank H. Hackmann is one of 118,414 government attorneys indexed nationally. Browse government attorneys in Illinois →

Energy & Utilities Law

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

Frank H. Hackmann is one of 32,699 energy attorneys indexed nationally. Browse energy attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

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.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Frank H. Hackmann

Where is Frank H. Hackmann's law office located?
Frank H. Hackmann's law practice is located in Chicago, Illinois. The firm is Dentons US LLP. You can contact the office directly through this profile page.
What practice areas does Frank H. Hackmann handle?
Frank H. Hackmann focuses on environmental, government, energy. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Frank H. Hackmann practiced law?
Frank H. Hackmann has 54+ years of legal experience and has been licensed since 1972.
Where did Frank H. Hackmann go to law school?
Frank H. Hackmann earned their education at (J.D., 1972); (B.S. Ch., 1967).
How can I contact Frank H. Hackmann for a consultation?
You can contact Frank H. Hackmann 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.
What awards or recognition has Frank H. Hackmann received?
Frank H. Hackmann's notable recognition includes: AV Preeminent.

Education

J.D.
St. Louis University
- 1972
B.S. Ch.
University of Illinois
- 1967

Awards

AV Preeminent

Bar Admissions

Missouri
Admitted: 1972
Illinois
Admitted: 1973

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