Atty. Mark McGannon

Atty. Mark McGannon

Mark McGannon is a lawyer practicing family, divorce & separation, child custody and 4 other areas of law. Mark received a B.S. degree from Trinity University in 1987, and has been licensed for 34 years.

Las Vegas Las Vegas 34 yrs experience 34 year
Call (725) 433-1926 Book Appointment

Child Custody & More Attorney · Serving Las Vegas, NV · 34+ Years Experience

Profile Summary

About Mark McGannon at a Glance

Mark McGannon is a Member based in Las Vegas, Nevada, practicing at McGannon Law Office, P.C.. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on divorce, child custody, family law, child support, and construction. Admitted to practice in New Mexico (1992) and Nevada (1994). Educated at University of Denver (J.D., 1992) and Trinity University (B.S. Geology, 1987). Serves clients in Las Vegas, NV and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark McGannon

  • Mark McGannon is a lawyer practicing family, divorce & separation, child custody and 4 other areas of law
  • Mark received a B.S. degree from Trinity University in 1987, and has been licensed for 34 years
  • Mark practices at McGannon Law Office, P.C. in Las Vegas, NV

Practice Areas Explained

Mark McGannon's Areas of Legal Practice

Each practice area below reflects the types of cases Mark McGannon handles, with a practical overview of what that area of law involves and how it may apply to your situation in Las Vegas.

Divorce in Las Vegas

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

Mark McGannon is one of 50,071 divorce attorneys indexed nationally. Browse divorce attorneys in Nevada →

Child Custody & Visitation in Las Vegas

Mark McGannon is one of 30,982 child custody attorneys indexed nationally. Browse child custody attorneys in Nevada →

Family Law in Las Vegas

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Mark McGannon is one of 185,688 family law attorneys indexed nationally. Browse family law attorneys in Nevada →

Child Support in Las Vegas

Mark McGannon is one of 24,443 child support attorneys indexed nationally. Browse child support attorneys in Nevada →

Construction Law in Las Vegas

Mark McGannon is one of 40,302 construction attorneys indexed nationally. Browse construction attorneys in Nevada →

Jurisdictional Context

Why Local Counsel Matters in Las Vegas

Practicing law in Nevada. Legal matters in Nevada are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Las Vegas are typically filed in the local municipal court or the appropriate Nevada state district court, depending on subject matter and amount in controversy. An attorney licensed in Nevada 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 Nevada courts without local counsel or pro hac vice admission.

Las Vegas Courts and Legal Process

Choosing a Las Vegas-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 Nevada attorneys? Browse all attorneys in Las Vegas or all attorneys in Nevada.

Frequently Asked

Common Questions About Mark McGannon

Where is Mark McGannon's law office located?
Mark McGannon's law practice is located in Las Vegas, Nevada. The firm is McGannon Law Office, P.C.. You can contact the office directly through this profile page.
What practice areas does Mark McGannon handle?
Mark McGannon focuses on divorce, child custody, family law, child support, construction. Each practice area listed reflects experience handling cases of that type in Nevada.
How long has Mark McGannon practiced law?
Mark McGannon has 34+ years of legal experience and has been licensed since 1992.
Where did Mark McGannon go to law school?
Mark McGannon earned their education at (J.D., 1992); (B.S. Geology, 1987).
How can I contact Mark McGannon for a consultation?
You can contact Mark McGannon 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.

Professional Profile

Why Clients in Las Vegas Choose Mark McGannon

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 Mark McGannon's practice in the field of divorce, child custody, family law, child support, and construction.

Decade-Tested Legal Experience

Mark McGannon brings 34+ 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 New Mexico and Nevada, Mark McGannon can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering divorce, child custody, and family law, Mark McGannon can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Las Vegas

A Las Vegas-based practice means Mark McGannon 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 Mark McGannon Handles in Las Vegas

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

Divorce and property division
Family Law
Child custody and support
Family Law
Spousal support (alimony)
Family Law
Prenuptial agreements
Family Law

This list is illustrative, not exhaustive. Contact Mark McGannon directly to discuss the specifics of your situation.

Search Reference

How People Find Mark McGannon Online

Prospective clients searching for legal help in Las Vegas 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 Mark McGannon.

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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 Mark McGannon directly.

Education & Law School Background

J.D.
University of Denver
- 1992
B.S. Geology
Trinity University
- 1987

Bar Admissions & Licensed Jurisdictions

New Mexico
Admitted: 1992
Nevada
Admitted: 1994

Client Reviews & Ratings — Mark McGannon

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