Atty. Mark Richard Ruppert

Atty. Mark Richard Ruppert

Mr. Mark Richard Ruppert is a lawyer practicing oil and gas litigation, environmental litigation, commercial litigation and 4 other areas of law.

Cheyenne Cheyenne 45 yrs experience 45 year
Call (844) 503-7648 Book Appointment

Profile Summary

About Mark Richard Ruppert at a glance

Mark Richard Ruppert is a Partner based in Cheyenne, Wyoming, practicing at Holland & Hart LLP. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on criminal defense, business, litigation, and energy. Admitted to practice in Michigan (Inactive) (1981), Colorado (1994), and Wyoming (2002). Educated at Ohio State University (J.D., 1981) and University of Cincinnati (B.A., 1978). Recognitions include Peer Reviewed. Serands clients in Cheyenne, WY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Mark Richard Ruppert is a lawyer practicing oil and gas litigation, environmental litigation, commercial litigation and 4 other areas of law
  • Mark Richard received a B.A. degree from University of Cincinnati in 1978, and has been licensed for 45 years
  • Mark Richard practices at Holland & Hart LLP in Cheyenne, WY

Practice Areas Explained

Mark Richard Ruppert's Areas of Practice

Each practice area below reflects the types of cases Mark Richard Ruppert handles, with a brief overview of what that area of law covers.

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Mark Richard Ruppert is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Wyoming →

Business & Corporate Law

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

Mark Richard Ruppert is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Wyoming →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mark Richard Ruppert is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Wyoming →

Energy & Utilities Law

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

Mark Richard Ruppert is one of 36,230 energy attorneys indexed nationally. Browse energy 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 Cheyenne 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 Cheyenne or all attorneys in Wyoming.

Frequently Asked

Common questions about Mark Richard Ruppert

Where is Mark Richard Ruppert's law office located?
Mark Richard Ruppert's law practice is located in Cheyenne, Wyoming. The firm is Holland & Hart LLP. You can contact the office directly through this profile page.
What practice areas does Mark Richard Ruppert handle?
Mark Richard Ruppert focuses on criminal defense, business, litigation, energy. Each practice area listed reflects experience handling cases of that type in Wyoming.
How long has Mark Richard Ruppert practiced law?
Mark Richard Ruppert has 45+ years of legal experience and has been licensed since 1981.
Where did Mark Richard Ruppert go to law school?
Mark Richard Ruppert earned their education at (J.D., 1981); (B.A., 1978).
How can I contact Mark Richard Ruppert for a consultation?
You can contact Mark Richard Ruppert 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 Mark Richard Ruppert received?
Mark Richard Ruppert's notable recognition includes: Peer Reviewed.

Education

J.D.
Ohio State University
- 1981
B.A.
University of Cincinnati
- 1978

Awards

Peer Reviewed

Bar Admissions

Michigan (Inactive)
Admitted: 1981
Colorado
Admitted: 1994
Wyoming
Admitted: 2002

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