Atty. Donald C. Armstrong

Atty. Donald C. Armstrong

Donald C. Armstrong practices at Pomeroy, Armstrong & Casullo, LLP Read Full Bio

Cortland Cortland 46 yrs experience 46 year
Call (607) 250-1014 Book Appointment

Profile Summary

About Donald C. Armstrong at a glance

Donald C. Armstrong is a Partner based in Cortland, New York, practicing at Pomeroy, Armstrong & Casullo, LLP. They have 46+ years of legal experience, licensed to practice since 1980. Their practice focuses on formation, residential, probate, family law, and estate planning. Admitted to practice in New York U.S. District Court, Northern District of New York (1980). Educated at Albany Law School of Union University (J.D., 1979) and Hamilton College (B.A., 1976). Recognitions include BV Distinguished. Active member of Cortland County, Broome County and New York State Bar Associations. Serands clients in Cortland, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

Donald C. Armstrong practices at Pomeroy, Armstrong & Casullo, LLP Read Full Bio

Practice Areas Explained

Donald C. Armstrong's Areas of Practice

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

Business Formation

Donald C. Armstrong is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in New York →

Residential Real Estate

Donald C. Armstrong is one of 9,343 residential attorneys indexed nationally. Browse residential attorneys in New York →

Probate

Donald C. Armstrong is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in New York →

Family Law

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

Donald C. Armstrong is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in New York →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Donald C. Armstrong is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning 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 Cortland 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 Cortland or all attorneys in New York.

Frequently Asked

Common questions about Donald C. Armstrong

Where is Donald C. Armstrong's law office located?
Donald C. Armstrong's law practice is located in Cortland, New York. The firm is Pomeroy, Armstrong & Casullo, LLP. You can contact the office directly through this profile page.
What practice areas does Donald C. Armstrong handle?
Donald C. Armstrong focuses on formation, residential, probate, family law, estate planning. Each practice area listed reflects experience handling cases of that type in New York.
How long has Donald C. Armstrong practiced law?
Donald C. Armstrong has 46+ years of legal experience and has been licensed since 1980.
Where did Donald C. Armstrong go to law school?
Donald C. Armstrong earned their education at (J.D., 1979); (B.A., 1976).
How can I contact Donald C. Armstrong for a consultation?
You can contact Donald C. Armstrong 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 C. Armstrong received?
Donald C. Armstrong's notable recognition includes: BV Distinguished.

Education

J.D.
Albany Law School of Union University
- 1979
B.A.
Hamilton College
- 1976

Awards

BV Distinguished

Bar Admissions

New York U.S. District Court, Northern District of New York
Admitted: 1980

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