Atty. Mark Thomas Sweeney

Atty. Mark Thomas Sweeney

Mark Thomas Sweeney is a lawyer practicing real estate development, zoning and land use, energy and telecommunications, environmental and 4 other areas of law. Mark received a B.A. degree from College of the Holy Cross in 1991, and has been licensed for 30 years.

Albany Albany 30 J. Erfahrung 30 year
Call (838) 221-4768 Book Appointment

Profile Summary

About Mark Thomas Sweeney at a glance

Mark Thomas Sweeney is a real estate, zoning, environmental, adr, and energy attorney based in Albany, New York. They have 30+ years of legal experience, licensed to practice since 1996. Admitted to practice in New York (1996) and U.S. District Court, Northern District of New York (1996). Educated at Albany Law School of Union University (J.D., 1995) and College of the Holy Cross (B.A., 1991). Active member of Albany County and New York State (Environmental Law Section) Bar Associations. Serands clients in Albany, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • Mark Thomas Sweeney is a lawyer practicing real estate development, zoning and land use, energy and telecommunications, environmental and 4 other areas of law
  • Mark received a B.A. degree from College of the Holy Cross in 1991, and has been licensed for 30 years
  • Mark practices in Albany, NY

Practice Areas Explained

Mark Thomas Sweeney's Areas of Practice

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

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Mark Thomas Sweeney is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in New York →

Land Use & Zoning

Mark Thomas Sweeney is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in New York →

Environmental Law

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

Mark Thomas Sweeney is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in New York →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Mark Thomas Sweeney is one of 73,906 adr attorneys indexed nationally. Browse adr attorneys in New York →

Energy & Utilities Law

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

Mark Thomas Sweeney is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in Albany or all attorneys in New York.

Frequently Asked

Common questions about Mark Thomas Sweeney

Where is Mark Thomas Sweeney's law office located?
Mark Thomas Sweeney's law practice is located in Albany, New York. You can contact the office directly through this profile page.
What practice areas does Mark Thomas Sweeney handle?
Mark Thomas Sweeney focuses on real estate, zoning, environmental, adr, energy. Each practice area listed reflects experience handling cases of that type in New York.
How long has Mark Thomas Sweeney practiced law?
Mark Thomas Sweeney has 30+ years of legal experience and has been licensed since 1996.
Where did Mark Thomas Sweeney go to law school?
Mark Thomas Sweeney earned their education at (J.D., 1995); (B.A., 1991).
How can I contact Mark Thomas Sweeney for a consultation?
You can contact Mark Thomas Sweeney 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.

Education

J.D.
Albany Law School of Union University
- 1995
B.A.
College of the Holy Cross
- 1991

Bar Admissions

New York
Admitted: 1996
U.S. District Court, Northern District of New York
Admitted: 1996

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