Leigh A. Gilligan, Energy Attorney in Boston, Massachusetts
Over 36 years of legal practice · focused on Energy, Environmental, and General · 5.0/5 rating from 1 verified client review
PartneratNixon Peabody LLP
Boston, MA
Practicing energy in Boston since 1990.
- 36+
- Years practicing
- 5.0 ★
- 1 client review
- 1
- Bar admission
Practices in
Are you Leigh A. Gilligan?
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Quick answer
Leigh A. Gilligan is a partner based in Boston, MA. The practice focuses on Energy, Environmental, and General. Leigh has over 36 years of legal experience. Currently practicing at Nixon Peabody LLP. Rated 5.0 out of 5 from 1 client review.
- Based in
- Boston, MA
- Experience
- over 36 years
- Known for
- Energy · Environmental · General
- Handles Energy, Environmental, and General matters from Boston, MA.
- Over 36 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Leigh A. Gilligan: Leigh A. Gilligan is a partner based in Boston, MA. The practice focuses on Energy, Environmental, and General. Leigh has over 36 years of legal experience. Currently practicing at Nixon Peabody LLP. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Legal matters Leigh takes on
Leigh concentrates on energy, environmental, general, and real estate. Each area below outlines the kind of case Leigh handles, typical outcomes to expect, and how the intake process starts.
Energy
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Environmental
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General
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Real Estate
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Energy cases in Boston, Massachusetts
Leigh takes energy 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 Leigh agrees to represent you.
Environmental cases in Boston, Massachusetts
Leigh takes environmental 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 Leigh agrees to represent you.
General cases in Boston, Massachusetts
Leigh takes general 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 Leigh agrees to represent you.
Real Estate cases in Boston, Massachusetts
Leigh takes real estate 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 Leigh agrees to represent you.
Biography
Meet Leigh A. Gilligan — energy lawyer in Boston
Leigh A. Gilligan is a partner based in Boston, MA. The practice focuses on Energy, Environmental, and General. Leigh has over 36 years of legal experience. Currently practicing at Nixon Peabody LLP. Rated 5.0 out of 5 from 1 client review.
Leigh A. Gilligan is a lawyer practicing real estate, environment & energy, redevelopment and 2 other areas of law. Leigh received a B.A. degree from University of Vermont in 1987, and has been licensed for 36 years. Leigh practices at Nixon Peabody LLP in Boston, MA.
Working with Leigh on a energy matter
Leigh A. Gilligan is a lawyer practicing real estate, environment & energy, redevelopment and 2 other areas of law. Leigh received a B.A. degree from University of Vermont in 1987, and has been licensed for 36 years. Leigh practices at Nixon Peabody LLP in Boston, MA.
Clients Leigh works with
Leigh reviews new inquiries case-by-case for energy, environmental, and general matters in Boston and the surrounding Massachusetts area.
Credentials
Education, bar admissions, and languages
George Washington University Law School
J.D. · 1990
University of Vermont
B.A. · 1987
Jurisdictions
Leigh's state bar admissions
Massachusetts U.S. D
1990 · ACTIVE
Leigh studied at J.D. in George Washington University Law School and B.A. in University of Vermont.
Law school and academic background
Leigh completed J.D. in George Washington University Law School and B.A. in University of Vermont. Formal legal training is one signal of substantive knowledge — the day-to-day practice Leigh runs in Massachusetts is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
Leigh has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Locations
Leigh A. Gilligan's office in Boston
Leigh's primary office is at Exchange Place, 53 State Street, Boston, MA, 02109. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Leigh A. Gilligan — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Leigh. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing energy 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 Leigh A. Gilligan claims this profile.
Read all reviewsHiring guide
How to hire Leigh A. Gilligan — what to expect in your first consultation
Working with a new energy attorney should feel structured. Here's how the first two conversations with Leigh usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Leigh charges for the initial consult. That fee is credited toward representation if you retain Leigh'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; Leigh will tell you what matters and what doesn't.
Questions to ask a energy attorney in Boston, Massachusetts
A short list to run through before you commit: How many energy 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 Leigh
Leigh discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in energy practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every energy 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. Leigh confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Leigh's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many energy practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Leigh A. Gilligan
How much does it cost to hire Leigh for a energy case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Leigh walks through the likely range during the consult so there are no surprises.
Does Leigh offer a free consultation?
Leigh charges for the initial consult; that fee is credited toward representation if you retain Leigh's office. Some energy attorneys offer free consults — check Leigh's current terms during booking.
How long do energy cases in Massachusetts typically take?
Simple energy 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. Leigh gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Leigh take my case if I'm outside Boston?
Leigh 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 — Leigh 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 Leigh?
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. Leigh will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Leigh accepting new energy clients right now?
Leigh's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Energy attorneys serving Boston, Cambridge and Worcester in Massachusetts
Leigh handles energy matters throughout Massachusetts. Each city below is a direct link into the search page for verified energy attorneys in that community.
More counsel
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If Leigh's intake is full or the fit isn't right, these energy attorneys in Boston handle similar matters. Every profile below is verified and open to consultations.

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