Atty. James Mark Speiser

Atty. James Mark Speiser

James Mark Speiser is a lawyer practicing real estate, estate litigation, trust law and 2 other areas of law. James received a B.A. degree from American University in 1971, and has been licensed for 51 years.

Yonkers Yonkers 51 yrs experience 51 year
Call (914) 904-7940 Book Appointment

Estate Litigation & More Attorney · Serving Yonkers, NY · 51+ Years Experience

Profile Summary

About James Mark Speiser at a Glance

James Mark Speiser is a Member based in Yonkers, New York, practicing at James M. Speiser. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on trusts, estate planning, real estate, and estate litigation. Admitted to practice in New York (1975). Educated at New York Law School (J.D., 1974) and American University (B.A., 1971). Serves clients in Yonkers, NY and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About James Mark Speiser

  • James Mark Speiser is a lawyer practicing real estate, estate litigation, trust law and 2 other areas of law
  • James received a B.A. degree from American University in 1971, and has been licensed for 51 years
  • James practices at James M. Speiser in Yonkers, NY

Practice Areas Explained

James Mark Speiser's Areas of Legal Practice

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

Trusts in Yonkers

James Mark Speiser is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in New York →

Estate Planning & Probate in Yonkers

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

James Mark Speiser is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in New York →

Real Estate Law in Yonkers

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

James Mark Speiser is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in New York →

Estate & Trust Litigation in Yonkers

James Mark Speiser is one of 19,876 estate litigation attorneys indexed nationally. Browse estate litigation attorneys in New York →

Jurisdictional Context

Why Local Counsel Matters in Yonkers

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 Yonkers 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 venue, 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.

Yonkers Courts and Legal Process

Choosing a Yonkers-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 New York attorneys? Browse all attorneys in Yonkers or all attorneys in New York.

Frequently Asked

Common Questions About James Mark Speiser

Where is James Mark Speiser's law office located?
James Mark Speiser's law practice is located in Yonkers, New York. The firm is James M. Speiser. You can contact the office directly through this profile page.
What practice areas does James Mark Speiser handle?
James Mark Speiser focuses on trusts, estate planning, real estate, estate litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has James Mark Speiser practiced law?
James Mark Speiser has 51+ years of legal experience and has been licensed since 1975.
Where did James Mark Speiser go to law school?
James Mark Speiser earned their education at (J.D., 1974); (B.A., 1971).
How can I contact James Mark Speiser for a consultation?
You can contact James Mark Speiser 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 Yonkers Choose James Mark Speiser

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 James Mark Speiser's practice in the field of trusts, estate planning, real estate, and estate litigation.

Decade-Tested Legal Experience

James Mark Speiser brings 51+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering trusts, estate planning, and real estate, James Mark Speiser can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Yonkers

A Yonkers-based practice means James Mark Speiser 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 James Mark Speiser Handles in Yonkers

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

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate

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

Search Reference

How People Find James Mark Speiser Online

Prospective clients searching for legal help in Yonkers 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 James Mark Speiser.

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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 James Mark Speiser directly.

James Mark Speiser's Practice Areas & Specializations

Education & Law School Background

J.D.
New York Law School
- 1974
B.A.
American University
- 1971

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1975

Client Reviews & Ratings — James Mark Speiser

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