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Sean O'Halloran, Criminal Defense Attorney in Portland, Oregon

Over 51 years of legal practice · focused on Criminal Defense, Family Law, and General · 3.8/5 rating from 1 verified client review

MemberatScalf & O'Halloran

Portland, OR

Practicing criminal defense in Portland since 1975.

51+
Years practicing
3.8 ★
1 client review
1
Bar admission

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Quick answer

Sean O'Halloran is a member based in Portland, OR. The practice focuses on Criminal Defense, Family Law, and General. Sean has over 51 years of legal experience. Currently practicing at Scalf & O'Halloran. Rated 3.8 out of 5 from 1 client review.

Based in
Portland, OR
Experience
over 51 years
Known for
Criminal Defense · Family Law · General
  • Handles Criminal Defense, Family Law, and General matters from Portland, OR.
  • Over 51 years of practice as a licensed attorney.
  • Recognized with BV Distinguished.

About Sean O'Halloran: Sean O'Halloran is a member based in Portland, OR. The practice focuses on Criminal Defense, Family Law, and General. Sean has over 51 years of legal experience. Currently practicing at Scalf & O'Halloran. Rated 3.8 out of 5 from 1 client review.

Areas of practice

Practice areas handled by Sean O'Halloran

Sean concentrates on criminal defense, family law, general, insurance, and personal injury. Each area below outlines the kind of case Sean handles, typical outcomes to expect, and how the intake process starts.

Criminal Defense cases in Portland, Oregon

Sean takes criminal defense matters in Portland, Oregon. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Sean agrees to represent you.

Family Law cases in Portland, Oregon

Sean takes family law matters in Portland, Oregon. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Sean agrees to represent you.

General cases in Portland, Oregon

Sean takes general matters in Portland, Oregon. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Sean agrees to represent you.

Insurance cases in Portland, Oregon

Sean takes insurance matters in Portland, Oregon. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Sean agrees to represent you.

Personal Injury cases in Portland, Oregon

Sean takes personal injury matters in Portland, Oregon. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Sean agrees to represent you.

Biography

About Sean O'Halloran — Over 51 years of Oregon criminal defense experience

Sean O'Halloran is a member based in Portland, OR. The practice focuses on Criminal Defense, Family Law, and General. Sean has over 51 years of legal experience. Currently practicing at Scalf & O'Halloran. Rated 3.8 out of 5 from 1 client review.

Mr. Sean O'Halloran is a lawyer practicing criminal law, personal injury law, domestic relations law and 3 other areas of law. Sean received a B.S. degree from Portland State University in 1972, and has been licensed for 51 years. Sean practices at Scalf & O'Halloran in Portland, OR.

Working with Sean on a criminal defense matter

Mr. Sean O'Halloran is a lawyer practicing criminal law, personal injury law, domestic relations law and 3 other areas of law. Sean received a B.S. degree from Portland State University in 1972, and has been licensed for 51 years. Sean practices at Scalf & O'Halloran in Portland, OR.

Clients Sean works with

Sean reviews new inquiries case-by-case for criminal defense, family law, and general matters in Portland and the surrounding Oregon area.

Credentials

Sean O'Halloran's legal education and bar admissions

  • University of Oregon

    J.D. · 1975

  • Portland State University

    B.S. · 1972

Jurisdictions

Sean's state bar admissions

  • Oregon

    1975 · ACTIVE

Sean studied at J.D. in University of Oregon and B.S. in Portland State University.

Law school and academic background

Sean completed J.D. in University of Oregon and B.S. in Portland State University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Sean runs in Oregon is where that training gets applied to real client questions.

Recognition

Awards, publications, and recognition of Sean O'Halloran

Sean has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • BV Distinguished

Legal awards and honors

BV Distinguished.

Locations

Sean O'Halloran's office in Portland

Sean's primary office is at 18445 E. Burnside St., Portland, OR, 97233-5314. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Scalf & O'Halloran

18445 E. Burnside St.

Portland, OR 97233-5314

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Client feedback

Client reviews of Sean O'Halloran — 3.8/5 rating from 1 verified client review

Every review below is from a verified client of Sean. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing criminal defense attorneys in Portland.

3.8

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Sean O'Halloran claims this profile.

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Hiring guide

How to hire Sean O'Halloran — what to expect in your first consultation

Working with a new criminal defense attorney should feel structured. Here's how the first two conversations with Sean usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Sean charges for the initial consult. That fee is credited toward representation if you retain Sean's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Sean will tell you what matters and what doesn't.

Questions to ask a criminal defense attorney in Portland, Oregon

A short list to run through before you commit: How many criminal defense matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Sean

Sean discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in criminal defense practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every criminal defense matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Sean confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Sean's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many criminal defense practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Sean O'Halloran

  • How much does it cost to hire Sean for a criminal defense case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Sean walks through the likely range during the consult so there are no surprises.

  • Does Sean offer a free consultation?

    Sean charges for the initial consult; that fee is credited toward representation if you retain Sean's office. Some criminal defense attorneys offer free consults — check Sean's current terms during booking.

  • How long do criminal defense cases in Oregon typically take?

    Simple criminal defense matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Sean gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Sean take my case if I'm outside Portland?

    Sean is licensed in Oregon. Matters governed by Oregon law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Sean will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Sean?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Sean will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Sean accepting new criminal defense clients right now?

    Sean's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Criminal Defense attorneys serving Portland, Salem and Eugene in Oregon

Sean handles criminal defense matters throughout Oregon. Each city below is a direct link into the search page for verified criminal defense attorneys in that community.

More counsel

If Sean's intake is full or the fit isn't right, these criminal defense attorneys in Portland handle similar matters. Every profile below is verified and open to consultations.