Atty. David Walter Olsen

Atty. David Walter Olsen

Mr. David Walter Olsen is a lawyer practicing estate planning, trusts and estates, elder law.

Commack Commack 36 yrs experience 36 year
Call (631) 812-5673 Book Appointment

Profile Summary

About David Walter Olsen at a glance

David Walter Olsen is a Member based in Commack, New York, practicing at Law Offices of David W. Olsen. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on trusts, estate planning, and elder law. Admitted to practice in Connecticut (1990), New York (1991), and District of Columbia (1991). Educated at Georgetown University Law Center (LL.M. Touro, 1991) and S.U.N.Y at Stony Brook (B.S., 1985). Recognitions include BV Distinguished. Active member of Suffolk County (Member, Committee of Elder Law, Surrogates Court and Taxation, 1990—), New York State, Connecticut and American Bar Associations. Serands clients in Commack, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. David Walter Olsen is a lawyer practicing estate planning, trusts and estates, elder law
  • David received a B.S. degree from S.U.N.Y at Stony Brook in 1985, and has been licensed for 36 years
  • David practices at Law Offices of David W. Olsen in Commack, NY

Practice Areas Explained

David Walter Olsen's Areas of Practice

Each practice area below reflects the types of cases David Walter Olsen handles, with a brief overview of what that area of law covers.

Trusts

David Walter Olsen is one of 104,171 trusts attorneys indexed nationally. Browse trusts 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.

David Walter Olsen is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in New York →

Elder Law

Elder law attorneys for Medicaid planning, long-term care, guardianship, conservatorship, and elder abuse.

David Walter Olsen is one of 53,430 elder law attorneys indexed nationally. Browse elder law 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 Commack 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 Commack or all attorneys in New York.

Frequently Asked

Common questions about David Walter Olsen

Where is David Walter Olsen's law office located?
David Walter Olsen's law practice is located in Commack, New York. The firm is Law Offices of David W. Olsen. You can contact the office directly through this profile page.
What practice areas does David Walter Olsen handle?
David Walter Olsen focuses on trusts, estate planning, elder law. Each practice area listed reflects experience handling cases of that type in New York.
How long has David Walter Olsen practiced law?
David Walter Olsen has 36+ years of legal experience and has been licensed since 1990.
Where did David Walter Olsen go to law school?
David Walter Olsen earned their education at (LL.M. Touro, 1991); (B.S., 1985).
How can I contact David Walter Olsen for a consultation?
You can contact David Walter Olsen 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 David Walter Olsen received?
David Walter Olsen's notable recognition includes: BV Distinguished.

Education

LL.M. Touro
Georgetown University Law Center
- 1991
B.S.
S.U.N.Y at Stony Brook
- 1985

Awards

BV Distinguished

Bar Admissions

Connecticut
Admitted: 1990
New York
Admitted: 1991
District of Columbia
Admitted: 1991

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