Atty. William Mather McKellar

Atty. William Mather McKellar

William Mather McKellar is a lawyer practicing insurance defense law, insurance coverage law, personal injury litigation and 3 other areas of law. William received a B.A. degree from University of Northern Colorado in 1979, and has been licensed for 44 years.

Cheyenne Cheyenne 44 yrs experience 44 year
Call (307) 400-3932 Book Appointment

Insurance Coverage Law & More Attorney · Serving Cheyenne, WY · 44+ Years Experience

Profile Summary

About William Mather McKellar at a Glance

William Mather McKellar is a Member based in Cheyenne, Wyoming, practicing at McKellar, Tiedeken & Scoggin LLC. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on personal injury, litigation, and insurance. Admitted to practice in Wyoming (1982), Colorado (1982), and U.S. District Court, District of Wyoming, U.S. Court of Appeals, Tenth Circuit and U.S. Supreme Cour (1982). Educated at University of Wyoming (J.D., 1982) and University of Northern Colorado (B.A., 1979). Recognitions include AV Preeminent. Active member of President, 2001-2002, Laramie County and Colorado Bar Associations Wyoming State Bar The Association of Trial Lawyers of America Wyoming Trial Lawyers Association. Serves clients in Cheyenne, WY and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About William Mather McKellar

  • William Mather McKellar is a lawyer practicing insurance defense law, insurance coverage law, personal injury litigation and 3 other areas of law
  • William received a B.A. degree from University of Northern Colorado in 1979, and has been licensed for 44 years
  • William practices at McKellar, Tiedeken & Scoggin LLC in Cheyenne, WY

Practice Areas Explained

William Mather McKellar's Areas of Legal Practice

Each practice area below reflects the types of cases William Mather McKellar handles, with a practical overview of what that area of law involves and how it may apply to your situation in Cheyenne.

Personal Injury in Cheyenne

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.

William Mather McKellar is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Wyoming →

Civil Litigation in Cheyenne

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

William Mather McKellar is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Wyoming →

Insurance Law in Cheyenne

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

William Mather McKellar is one of 120,903 insurance attorneys indexed nationally. Browse insurance attorneys in Wyoming →

Jurisdictional Context

Why Local Counsel Matters in Cheyenne

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 venue, 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.

Cheyenne Courts and Legal Process

Choosing a Cheyenne-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 Wyoming attorneys? Browse all attorneys in Cheyenne or all attorneys in Wyoming.

Frequently Asked

Common Questions About William Mather McKellar

Where is William Mather McKellar's law office located?
William Mather McKellar's law practice is located in Cheyenne, Wyoming. The firm is McKellar, Tiedeken & Scoggin LLC. You can contact the office directly through this profile page.
What practice areas does William Mather McKellar handle?
William Mather McKellar focuses on personal injury, litigation, insurance. Each practice area listed reflects experience handling cases of that type in Wyoming.
How long has William Mather McKellar practiced law?
William Mather McKellar has 44+ years of legal experience and has been licensed since 1982.
Where did William Mather McKellar go to law school?
William Mather McKellar earned their education at (J.D., 1982); (B.A., 1979).
How can I contact William Mather McKellar for a consultation?
You can contact William Mather McKellar 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 William Mather McKellar received?
William Mather McKellar's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Cheyenne Choose William Mather McKellar

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 William Mather McKellar's practice in the field of personal injury, litigation, and insurance.

Decade-Tested Legal Experience

William Mather McKellar brings 44+ 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 Wyoming, Colorado, and U.S. District Court, District of Wyoming, U.S. Court of Appeals, Tenth Circuit and U.S. Supreme Cour, William Mather McKellar can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering personal injury, litigation, and insurance, William Mather McKellar can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Cheyenne

A Cheyenne-based practice means William Mather McKellar 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 William Mather McKellar Handles in Cheyenne

Below is a representative sample of the types of matters William Mather McKellar has experience with under Wyoming law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Car accident injury claims
Personal Injury
Slip and fall cases
Personal Injury
Wrongful death suits
Personal Injury
Workers' compensation appeals
Personal Injury

This list is illustrative, not exhaustive. Contact William Mather McKellar directly to discuss the specifics of your situation.

Search Reference

How People Find William Mather McKellar Online

Prospective clients searching for legal help in Cheyenne 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 William Mather McKellar.

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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 William Mather McKellar directly.

Education & Law School Background

J.D.
University of Wyoming
- 1982
B.A.
University of Northern Colorado
- 1979

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Wyoming
Admitted: 1982
Colorado
Admitted: 1982
U.S. District Court, District of Wyoming, U.S. Court of Appeals, Tenth Circuit and U.S. Supreme Cour
Admitted: 1982

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