Atty. John David Horning

Atty. John David Horning

John David Horning is a lawyer practicing business organizations, oil and gas law, local government law and 7 other areas of law. John received a B.A. degree from Miami University, and has been licensed for 36 years.

Gillette Gillette 36 yrs experience 36 year
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Profile Summary

About John David Horning at a glance

John David Horning is a Member based in Gillette, Wyoming, practicing at Horning, Horning & McGrath, LLC. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on contracts, trusts, business, real estate, and zoning. Admitted to practice in Ohio (1990), Wyoming (2001), and U.S. District Court, District of Wyoming (2001). Educated at Dickinson School of Law of the Pennsylvania State University (J.D., 1990) and Miami University B.A. International Studies Miami University B.A. Political Science and Russian Miami University B.A. cum laude Miami University (B.A. International, 1987). Recognitions include CV Notable. Active member of Campbell County Bar Wyoming State Bar Ohio State Bar Association. Serands clients in Gillette, WY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John David Horning is a lawyer practicing business organizations, oil and gas law, local government law and 7 other areas of law
  • John received a B.A. degree from Miami University, and has been licensed for 36 years
  • John practices at Horning, Horning & McGrath, LLC in Gillette, WY

Practice Areas Explained

John David Horning's Areas of Practice

Each practice area below reflects the types of cases John David Horning handles, with a brief overview of what that area of law covers.

Contracts

John David Horning is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in Wyoming →

Trusts

John David Horning is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Wyoming →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John David Horning is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Wyoming →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

John David Horning is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Wyoming →

Land Use & Zoning

John David Horning is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in Wyoming →

Jurisdictional Context

Why local counsel matters in Wyoming

Practicing law in Wyoming. Legal matters in Wyoming are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Gillette are typically filed in the local municipal court or the appropriate Wyoming state district court, depending on subject matter and amount in controversy. An attorney licensed in Wyoming brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Wyoming courts without local counsel or pro hac vice admission.

Looking for additional Wyoming attorneys? Browse all attorneys in Gillette or all attorneys in Wyoming.

Frequently Asked

Common questions about John David Horning

Where is John David Horning's law office located?
John David Horning's law practice is located in Gillette, Wyoming. The firm is Horning, Horning & McGrath, LLC. You can contact the office directly through this profile page.
What practice areas does John David Horning handle?
John David Horning focuses on contracts, trusts, business, real estate, zoning. Each practice area listed reflects experience handling cases of that type in Wyoming.
How long has John David Horning practiced law?
John David Horning has 36+ years of legal experience and has been licensed since 1990.
Where did John David Horning go to law school?
John David Horning earned their education at (J.D., 1990); (B.A. International, 1987).
How can I contact John David Horning for a consultation?
You can contact John David Horning 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 John David Horning received?
John David Horning's notable recognition includes: CV Notable.

Education

J.D.
Dickinson School of Law of the Pennsylvania State University
- 1990
B.A. International
Miami University B.A. International Studies Miami University B.A. Political Science and Russian Miami University B.A. cum laude Miami University
- 1987

Awards

CV Notable

Bar Admissions

Ohio
Admitted: 1990
Wyoming
Admitted: 2001
U.S. District Court, District of Wyoming
Admitted: 2001

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