
David J. Champoux, Business Attorney in Portland, Maine
Over 41 years of legal practice · focused on Business, General, and Securities · 5.0/5 rating from 8 verified client reviews
PartneratPierce Atwood LLP
Portland, ME
Practicing business in Portland since 1985.
- 41+
- Years practicing
- 5.0 ★
- 8 client reviews
- 3
- Bar admissions
Practices in
Are you David J. Champoux?
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Quick answer
David J. Champoux is a partner based in Portland, ME. The practice focuses on Business, General, and Securities. David has over 41 years of legal experience. Currently practicing at Pierce Atwood LLP. Rated 5.0 out of 5 from 8 client reviews.
- Based in
- Portland, ME
- Experience
- over 41 years
- Known for
- Business · General · Securities
- Handles Business, General, and Securities matters from Portland, ME.
- Over 41 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About David J. Champoux: David J. Champoux is a partner based in Portland, ME. The practice focuses on Business, General, and Securities. David has over 41 years of legal experience. Currently practicing at Pierce Atwood LLP. Rated 5.0 out of 5 from 8 client reviews.
Areas of practice
Legal matters David takes on
David concentrates on business, general, and securities. Each area below outlines the kind of case David handles, typical outcomes to expect, and how the intake process starts.
Business
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General
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Securities
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Business cases in Portland, Maine
David takes business matters in Portland, Maine. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before David agrees to represent you.
General cases in Portland, Maine
David takes general matters in Portland, Maine. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before David agrees to represent you.
Securities cases in Portland, Maine
David takes securities matters in Portland, Maine. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before David agrees to represent you.
Biography
Meet David J. Champoux — business lawyer in Portland
David J. Champoux is a partner based in Portland, ME. The practice focuses on Business, General, and Securities. David has over 41 years of legal experience. Currently practicing at Pierce Atwood LLP. Rated 5.0 out of 5 from 8 client reviews.
David J. Champoux is a lawyer practicing corporate, securities, commercial and 2 other areas of law. David received a A.B. degree from Harvard College in 1981, and has been licensed for 41 years. David practices at Pierce Atwood LLP in Portland, ME.
How David handles business matters
David J. Champoux is a lawyer practicing corporate, securities, commercial and 2 other areas of law. David received a A.B. degree from Harvard College in 1981, and has been licensed for 41 years. David practices at Pierce Atwood LLP in Portland, ME.
Who David represents
David reviews new inquiries case-by-case for business, general, and securities matters in Portland and the surrounding Maine area.
Credentials
Education, bar admissions, and languages
University of Virginia
J.D. · 1984
Harvard College
A.B. · 1981
Jurisdictions
David's state bar admissions
Massachusetts
2009 · ACTIVE
Maine
1987 · ACTIVE
New York
1985 · ACTIVE
David studied at J.D. in University of Virginia and A.B. in Harvard College.
Law school and academic background
David completed J.D. in University of Virginia and A.B. in Harvard College. Formal legal training is one signal of substantive knowledge — the day-to-day practice David runs in Maine is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
David has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Locations
David J. Champoux's office in Portland
David's primary office is at Merrill's Wharf, 254 Commercial St., Portland, ME, 04101. In-person meetings are by appointment; a phone intake usually comes first.
Pierce Atwood LLP
Merrill's Wharf, 254 Commercial St.
Portland, ME 04101
Open in Google MapsClient feedback
Client reviews of David J. Champoux — 5.0/5 rating from 8 verified client reviews
Every review below is from a verified client of David. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Portland.
5.0
8 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once David J. Champoux claims this profile.
Read all reviewsHiring guide
How to hire David J. Champoux — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with David usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
David charges for the initial consult. That fee is credited toward representation if you retain David'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; David will tell you what matters and what doesn't.
Questions to ask a business attorney in Portland, Maine
A short list to run through before you commit: How many business 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 David
David discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every business 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. David confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
David's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about David J. Champoux
How much does it cost to hire David for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. David walks through the likely range during the consult so there are no surprises.
Does David offer a free consultation?
David charges for the initial consult; that fee is credited toward representation if you retain David's office. Some business attorneys offer free consults — check David's current terms during booking.
How long do business cases in Maine typically take?
Simple business 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. David gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can David take my case if I'm outside Portland?
David is licensed in Maine. Matters governed by Maine law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — David 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 David?
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. David will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is David accepting new business clients right now?
David's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Business attorneys serving Portland, Augusta and Bangor in Maine
David handles business matters throughout Maine. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
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If David's intake is full or the fit isn't right, these business attorneys in Portland handle similar matters. Every profile below is verified and open to consultations.





