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Maureen O'Sullivan, Citizenship Attorney in Boston, Massachusetts

Over 45 years of legal practice · focused on Citizenship and Immigration · 5.0/5 rating from 1 verified client review

Practicing citizenship in Boston since 1981.

45+
Years practicing
5.0 ★
1 client review
2
Bar admissions

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Quick answer

Maureen O'Sullivan is a member based in Boston, MA. The practice focuses on Citizenship and Immigration. Maureen has over 45 years of legal experience. Currently practicing at Kaplan, O'Sullivan & Friedman, LLP. Rated 5.0 out of 5 from 1 client review.

Based in
Boston, MA
Experience
over 45 years
Known for
Citizenship · Immigration
  • Handles Citizenship and Immigration matters from Boston, MA.
  • Over 45 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Maureen O'Sullivan: Maureen O'Sullivan is a member based in Boston, MA. The practice focuses on Citizenship and Immigration. Maureen has over 45 years of legal experience. Currently practicing at Kaplan, O'Sullivan & Friedman, LLP. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Legal matters Maureen takes on

Maureen concentrates on citizenship and immigration. Each area below outlines the kind of case Maureen handles, typical outcomes to expect, and how the intake process starts.

Citizenship cases in Boston, Massachusetts

Maureen takes citizenship matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Maureen agrees to represent you.

Immigration cases in Boston, Massachusetts

Maureen takes immigration matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Maureen agrees to represent you.

Biography

Meet Maureen O'Sullivan — citizenship lawyer in Boston

Maureen O'Sullivan is a member based in Boston, MA. The practice focuses on Citizenship and Immigration. Maureen has over 45 years of legal experience. Currently practicing at Kaplan, O'Sullivan & Friedman, LLP. Rated 5.0 out of 5 from 1 client review.

Maureen O'Sullivan is a lawyer practicing immigration and naturalization. Maureen received a B.A. degree from University of California at Los Angeles in 1978, and has been licensed for 45 years. Maureen practices at Kaplan, O'Sullivan & Friedman, LLP in Boston, MA.

How Maureen handles citizenship matters

Maureen O'Sullivan is a lawyer practicing immigration and naturalization. Maureen received a B.A. degree from University of California at Los Angeles in 1978, and has been licensed for 45 years. Maureen practices at Kaplan, O'Sullivan & Friedman, LLP in Boston, MA.

The kind of cases Maureen takes

Maureen reviews new inquiries case-by-case for citizenship and immigration matters in Boston and the surrounding Massachusetts area.

Credentials

Education, bar admissions, and languages

  • Antioch College School of Law

    J.D. Harvard · 1981

  • University of California at Los Angeles

    B.A. Political · 1978

Jurisdictions

Maureen's state bar admissions

  • California

    1982 · ACTIVE

  • Massachusetts

    1981 · ACTIVE

Maureen studied at J.D. Harvard in Antioch College School of Law and B.A. Political in University of California at Los Angeles.

Law school and academic background

Maureen completed J.D. Harvard in Antioch College School of Law and B.A. Political in University of California at Los Angeles. Formal legal training is one signal of substantive knowledge — the day-to-day practice Maureen runs in Massachusetts is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

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

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Affiliations

Maureen's professional memberships and bar associations

  • Massachusetts Bar Association American Immigration Lawyers Association

    Officer, New England Chapter, Secretary, 1990-1991 Vice-Chair, 1991-1992 Chair, 1993-1994 · membership

Locations

Maureen O'Sullivan's office in Boston

Maureen's primary office is at Ten Winthrop Square • Third Floor, Boston, MA, 02110. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Kaplan, O'Sullivan & Friedman, LLP

Ten Winthrop Square • Third Floor

Boston, MA 02110

Open in Google Maps

Client feedback

Client reviews of Maureen O'Sullivan — 5.0/5 rating from 1 verified client review

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

5.0

1 client review

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

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Hiring guide

How to hire Maureen O'Sullivan — what to expect in your first consultation

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

Consultation formats and pricing

Maureen charges for the initial consult. That fee is credited toward representation if you retain Maureen'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; Maureen will tell you what matters and what doesn't.

Questions to ask a citizenship attorney in Boston, Massachusetts

A short list to run through before you commit: How many citizenship 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 Maureen

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

Hourly rates, contingency fees, and flat-fee options

Every citizenship 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. Maureen confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

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

Frequently asked

Frequently asked questions about Maureen O'Sullivan

  • How much does it cost to hire Maureen for a citizenship case?

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

  • Does Maureen offer a free consultation?

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

  • How long do citizenship cases in Massachusetts typically take?

    Simple citizenship 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. Maureen gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Maureen take my case if I'm outside Boston?

    Maureen is licensed in Massachusetts. Matters governed by Massachusetts law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Maureen 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 Maureen?

    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. Maureen will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Maureen accepting new citizenship clients right now?

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

Areas served

Citizenship attorneys serving Boston, Cambridge and Worcester in Massachusetts

Maureen handles citizenship matters throughout Massachusetts. Each city below is a direct link into the search page for verified citizenship attorneys in that community.

More counsel

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