Atty. Sian O. Hahn

Atty. Sian O. Hahn

Sian O. Hahn is a lawyer practicing trusts, estate planning, corporate / incorporation.

Portland Portland 26 yrs experience 26 year
Call (207) 606-7333 Book Appointment

Profile Summary

About Sian O. Hahn at a glance

Sian O. Hahn is a formation, trusts, and estate planning attorney based in Portland, Maine. They have 26+ years of legal experience, licensed to practice since 2000. Admitted to practice in New York (2000) and Maine (2012). Educated at Pace University (J.D., 1999) and University of Toronto (B.A., 1995). Serands clients in Portland, ME and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sian O. Hahn is a lawyer practicing trusts, estate planning, corporate / incorporation
  • Sian received a B.A. degree from University of Toronto in 1995, and has been licensed for 26 years
  • Sian practices in Portland, ME

Practice Areas Explained

Sian O. Hahn's Areas of Practice

Each practice area below reflects the types of cases Sian O. Hahn handles, with a brief overview of what that area of law covers.

Business Formation

Sian O. Hahn is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Maine →

Trusts

Sian O. Hahn is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in Maine →

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.

Sian O. Hahn is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Maine →

Jurisdictional Context

Why local counsel matters in Maine

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

Looking for additional Maine attorneys? Browse all attorneys in Portland or all attorneys in Maine.

Frequently Asked

Common questions about Sian O. Hahn

Where is Sian O. Hahn's law office located?
Sian O. Hahn's law practice is located in Portland, Maine. You can contact the office directly through this profile page.
What practice areas does Sian O. Hahn handle?
Sian O. Hahn focuses on formation, trusts, estate planning. Each practice area listed reflects experience handling cases of that type in Maine.
How long has Sian O. Hahn practiced law?
Sian O. Hahn has 26+ years of legal experience and has been licensed since 2000.
Where did Sian O. Hahn go to law school?
Sian O. Hahn earned their education at (J.D., 1999); (B.A., 1995).
How can I contact Sian O. Hahn for a consultation?
You can contact Sian O. Hahn 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.
Pace University
- 1999
B.A.
University of Toronto
- 1995

Bar Admissions

New York
Admitted: 2000
Maine
Admitted: 2012

Reviews

These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.