Atty. Timothy P. O'Sullivan

Atty. Timothy P. O'Sullivan

Mr. Timothy P.

Overland Park Overland Park 51 yrs experience 51 year
Call (785) 478-7366 Book Appointment

Profile Summary

About Timothy P. O'Sullivan at a glance

Timothy P. O'Sullivan is a Member based in Overland Park, Kansas, practicing at Foulston Siefkin LLP. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on wills, trusts, probate, estate planning, and real estate. Admitted to practice in Kansas (1975), U.S. Court of Appeals, Tenth Circuit (1975), U.S. Tax Court (1982), and U.S. Court of Appeals, Fifth Circuit (1995). Educated at Washburn University of Topeka (J.D., 1975) and St. Louis University (B.S. University, 1969). Recognitions include AV Preeminent. Serands clients in Overland Park, KS and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Timothy P. O'Sullivan is a lawyer practicing trusts and estates, taxation, wills and 5 other areas of law
  • Timothy received a B.S. degree from St. Louis University in 1969, and has been licensed for 51 years
  • Timothy practices at Foulston Siefkin LLP in Overland Park, KS

Practice Areas Explained

Timothy P. O'Sullivan's Areas of Practice

Each practice area below reflects the types of cases Timothy P. O'Sullivan handles, with a brief overview of what that area of law covers.

Wills

Timothy P. O'Sullivan is one of 34,541 wills attorneys indexed nationally. Browse wills attorneys in Kansas →

Trusts

Timothy P. O'Sullivan is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in Kansas →

Probate

Timothy P. O'Sullivan is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Kansas →

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.

Timothy P. O'Sullivan is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Kansas →

Real Estate Law

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

Timothy P. O'Sullivan is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Kansas →

Jurisdictional Context

Why local counsel matters in Kansas

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

Looking for additional Kansas attorneys? Browse all attorneys in Overland Park or all attorneys in Kansas.

Frequently Asked

Common questions about Timothy P. O'Sullivan

Where is Timothy P. O'Sullivan's law office located?
Timothy P. O'Sullivan's law practice is located in Overland Park, Kansas. The firm is Foulston Siefkin LLP. You can contact the office directly through this profile page.
What practice areas does Timothy P. O'Sullivan handle?
Timothy P. O'Sullivan focuses on wills, trusts, probate, estate planning, real estate. Each practice area listed reflects experience handling cases of that type in Kansas.
How long has Timothy P. O'Sullivan practiced law?
Timothy P. O'Sullivan has 51+ years of legal experience and has been licensed since 1975.
Where did Timothy P. O'Sullivan go to law school?
Timothy P. O'Sullivan earned their education at (J.D., 1975); (B.S. University, 1969).
How can I contact Timothy P. O'Sullivan for a consultation?
You can contact Timothy P. O'Sullivan 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 Timothy P. O'Sullivan received?
Timothy P. O'Sullivan's notable recognition includes: AV Preeminent.

Education

J.D.
Washburn University of Topeka
- 1975
B.S. University
St. Louis University
- 1969

Awards

AV Preeminent

Bar Admissions

Kansas
Admitted: 1975
U.S. Court of Appeals, Tenth Circuit
Admitted: 1975
U.S. Tax Court
Admitted: 1982
U.S. Court of Appeals, Fifth Circuit
Admitted: 1995

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