Atty. Mark Curtis Larson

Atty. Mark Curtis Larson

Mark Curtis Larson is a lawyer practicing estates and trusts, tax, environmental and natural resources and 2 other areas of law. Mark received a B.A. degree from Adrian College in 1979, and has been licensed for 37 years.

Pittsburgh Pittsburgh 37 yrs experience 37 year
Call (412) 723-8831 Book Appointment

Environmental And Natural Resources & More Attorney · Serving Pittsburgh, PA · 37+ Years Experience

Profile Summary

About Mark Curtis Larson at a Glance

Mark Curtis Larson is a Member based in Pittsburgh, Pennsylvania, practicing at Eckert Seamans Cherin & Mellott, LLC. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on trusts, probate, tax, and environmental. Admitted to practice in Pennsylvania (1989) and Michigan U.S. Tax Court (1989). Educated at Georgetown University (LL.M., 1989) and Adrian College (B.A., 1979). Recognitions include AV Preeminent. Serves clients in Pittsburgh, PA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Curtis Larson

  • Mark Curtis Larson is a lawyer practicing estates and trusts, tax, environmental and natural resources and 2 other areas of law
  • Mark received a B.A. degree from Adrian College in 1979, and has been licensed for 37 years
  • Mark practices at Eckert Seamans Cherin & Mellott, LLC in Pittsburgh, PA

Practice Areas Explained

Mark Curtis Larson's Areas of Legal Practice

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

Trusts in Pittsburgh

Mark Curtis Larson is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in Pennsylvania →

Probate in Pittsburgh

Mark Curtis Larson is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in Pennsylvania →

Tax Law in Pittsburgh

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Mark Curtis Larson is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in Pennsylvania →

Environmental Law in Pittsburgh

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Mark Curtis Larson is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in Pennsylvania →

Jurisdictional Context

Why Local Counsel Matters in Pittsburgh

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

Pittsburgh Courts and Legal Process

Choosing a Pittsburgh-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 Pennsylvania attorneys? Browse all attorneys in Pittsburgh or all attorneys in Pennsylvania.

Frequently Asked

Common Questions About Mark Curtis Larson

Where is Mark Curtis Larson's law office located?
Mark Curtis Larson's law practice is located in Pittsburgh, Pennsylvania. The firm is Eckert Seamans Cherin & Mellott, LLC. You can contact the office directly through this profile page.
What practice areas does Mark Curtis Larson handle?
Mark Curtis Larson focuses on trusts, probate, tax, environmental. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Mark Curtis Larson practiced law?
Mark Curtis Larson has 37+ years of legal experience and has been licensed since 1989.
Where did Mark Curtis Larson go to law school?
Mark Curtis Larson earned their education at (LL.M., 1989); (B.A., 1979).
How can I contact Mark Curtis Larson for a consultation?
You can contact Mark Curtis Larson 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 Curtis Larson received?
Mark Curtis Larson's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Pittsburgh Choose Mark Curtis Larson

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 Curtis Larson's practice in the field of trusts, probate, tax, and environmental.

Decade-Tested Legal Experience

Mark Curtis Larson brings 37+ 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 Pennsylvania and Michigan U.S. Tax Court, Mark Curtis Larson can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering trusts, probate, and tax, Mark Curtis Larson can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Pittsburgh

A Pittsburgh-based practice means Mark Curtis Larson 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 Curtis Larson Handles in Pittsburgh

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

IRS audit representation
Tax
Tax lien and levy defense
Tax
Offer in compromise
Tax
Business tax planning
Tax

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

Search Reference

How People Find Mark Curtis Larson Online

Prospective clients searching for legal help in Pittsburgh 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 Curtis Larson.

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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 Curtis Larson directly.

Mark Curtis Larson's Practice Areas & Specializations

Education & Law School Background

LL.M.
Georgetown University
- 1989
B.A.
Adrian College
- 1979

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Pennsylvania
Admitted: 1989
Michigan U.S. Tax Court
Admitted: 1989

Client Reviews & Ratings — Mark Curtis Larson

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