Atty. Donald J. Sullivan

Atty. Donald J. Sullivan

Donald J. Sullivan is a lawyer practicing litigation, insurance, personal injury and 4 other areas of law.

Cheyenne Cheyenne 55 yrs experience 55 year
Call (307) 400-3932 Book Appointment

Profile Summary

About Donald J. Sullivan at a glance

Donald J. Sullivan is a Member based in Cheyenne, Wyoming, practicing at Sullivan Law Offices, P.C.. They have 55+ years of legal experience, licensed to practice since 1971. Their practice focuses on car accidents, medical malpractice, wrongful death, personal injury, and nursing home. Admitted to practice in New York (1971), U.S. District Court, Northern District of New York (1971), Wyoming (1976), and U.S. District Court, District of Wyoming and U.S. Court of Appeals, Tenth Circuit (1976). Educated at Syracuse University (J.D., 1970) and LeMoyne College (B.A., 1967). Recognitions include AV Preeminent. Serands clients in Cheyenne, WY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Donald J. Sullivan is a lawyer practicing litigation, insurance, personal injury and 4 other areas of law
  • Donald received a B.A. degree from LeMoyne College in 1967, and has been licensed for 55 years
  • Donald practices at Sullivan Law Offices, P.C. in Cheyenne, WY

Practice Areas Explained

Donald J. Sullivan's Areas of Practice

Each practice area below reflects the types of cases Donald J. Sullivan handles, with a brief overview of what that area of law covers.

Car Accidents

Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.

Donald J. Sullivan is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Wyoming →

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

Donald J. Sullivan is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Wyoming →

Wrongful Death

Donald J. Sullivan is one of 31,253 wrongful death attorneys indexed nationally. Browse wrongful death attorneys in Wyoming →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Donald J. Sullivan is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Wyoming →

Nursing Home Abuse & Neglect

Donald J. Sullivan is one of 6,002 nursing home attorneys indexed nationally. Browse nursing home 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 Donald J. Sullivan

Where is Donald J. Sullivan's law office located?
Donald J. Sullivan's law practice is located in Cheyenne, Wyoming. The firm is Sullivan Law Offices, P.C.. You can contact the office directly through this profile page.
What practice areas does Donald J. Sullivan handle?
Donald J. Sullivan focuses on car accidents, medical malpractice, wrongful death, personal injury, nursing home. Each practice area listed reflects experience handling cases of that type in Wyoming.
How long has Donald J. Sullivan practiced law?
Donald J. Sullivan has 55+ years of legal experience and has been licensed since 1971.
Where did Donald J. Sullivan go to law school?
Donald J. Sullivan earned their education at (J.D., 1970); (B.A., 1967).
How can I contact Donald J. Sullivan for a consultation?
You can contact Donald J. Sullivan 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 Donald J. Sullivan received?
Donald J. Sullivan's notable recognition includes: AV Preeminent.

Education

J.D.
Syracuse University
- 1970
B.A.
LeMoyne College
- 1967

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1971
U.S. District Court, Northern District of New York
Admitted: 1971
Wyoming
Admitted: 1976
U.S. District Court, District of Wyoming and U.S. Court of Appeals, Tenth Circuit
Admitted: 1976
U.S. Supreme Court
Admitted: 1978

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