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David Gunasekera, Business Attorney in the United States

Over 25 years of legal practice · focused on Business, General, and M&A

Practicing business since 2001.

25+
Years practicing
1
Bar admission

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Quick answer

David Gunasekera is an attorney based in Vancouver, BRITISH COLUMBIA. The practice focuses on Business, General, and M&A. David has over 25 years of legal experience. Currently practicing at DuMoulin Black LLP.

Based in
Vancouver, BRITISH COLUMBIA
Experience
over 25 years
Known for
Business · General · M&A
  • Handles Business, General, and M&A matters from Vancouver, BRITISH COLUMBIA.
  • Over 25 years of practice as a licensed attorney.
  • Recognized with Best Lawyers in America — Corporate Law (2026).

About David Gunasekera: David Gunasekera is an attorney based in Vancouver, BRITISH COLUMBIA. The practice focuses on Business, General, and M&A. David has over 25 years of legal experience. Currently practicing at DuMoulin Black LLP.

Areas of practice

Legal matters David takes on

David concentrates on business, general, m&a, and securities. Each area below outlines the kind of case David handles, typical outcomes to expect, and how the intake process starts.

Business cases nationwide

David takes business matters nationwide. 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 nationwide

David takes general matters nationwide. 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.

M&A cases nationwide

David takes m&a matters nationwide. 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 nationwide

David takes securities matters nationwide. 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 Gunasekera — business lawyer in the U.S.

David Gunasekera is an attorney based in Vancouver, BRITISH COLUMBIA. The practice focuses on Business, General, and M&A. David has over 25 years of legal experience. Currently practicing at DuMoulin Black LLP.

For the past 20 years, Dave has been practicing corporate and securities law with a primary focus on capital market transactions and business law matters, including equity and debt financings, initial public offerings and mergers and acquisitions. Dave provides ongoing advice to public and private companies regarding corporate governance, continuous disclosure obligations, and various other corporate and securities law compliance matters. In addition, he has extensive experience acting for Agents and Underwriters in prospectus offerings and private placements.

Dave has been recognized in 2013 by Lexpert as a “Lawyer To Watch” and in 2020 in The Canadian Legal Lexpert Directory (24th Edition) as Consistently Recommended in Corporate Finance & Securities. He has also been recognized in Best Lawyers in Canada© for his work in Securities Law since 2013. Dave has also been named in the, Who's Who Legal (WWL) 2022 Edition: Acknowledgement as the country's highest ranking lawyers as part of the Mining Chapter.

Dave has recent experience in plan of arrangement transactions, joint venture and option agreements, asset and share acquisitions and reverse take-over and change of business transactions with a particular focus on the resource industry.

How David handles business matters

For the past 20 years, Dave has been practicing corporate and securities law with a primary focus on capital market transactions and business law matters, including equity and debt financings, initial public offerings and mergers and acquisitions. Dave provides ongoing advice to public and private companies regarding corporate governance, continuous disclosure obligations, and various other…

The kind of cases David takes

David reviews new inquiries case-by-case for business, general, and m&a matters in the United States.

Jurisdictions

David's state bar admissions

  • British Columbia

    2001 · ACTIVE

Recognition

Recognition and thought leadership

David has received 4 formal recognitions from bar associations, industry bodies, and peer-review services.

  • Best Lawyers in America — Corporate Law

    2026

  • Best Lawyers in America — Mergers and Acquisitions Law

    2026

  • Best Lawyers in America — Mining Law

    2026

  • Best Lawyers in America — Securities Law

    2026

Legal awards and honors

Best Lawyers in America — Corporate Law (2026). Best Lawyers in America — Mergers and Acquisitions Law (2026). Best Lawyers in America — Mining Law (2026). Best Lawyers in America — Securities Law (2026).

Locations

David Gunasekera's office in Vancouver

David's primary office is at 1111 West Hastings Street, 15th Floor, Vancouver, British Columbia. In-person meetings are by appointment; a phone intake usually comes first.

Main office

DuMoulin Black LLP

1111 West Hastings Street, 15th Floor

Vancouver, British Columbia

Open in Google Maps

Client feedback

Client reviews of David Gunasekera

David has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire David Gunasekera — 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 your state

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 Gunasekera

  • 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 this state 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 the area?

    David evaluates matters case by case. If the venue is outside David's regular jurisdictions, the intake call will confirm whether direct representation or a referral makes more sense.

  • 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.