DP

David P. Williamson, Business Attorney in Dayton, Ohio

focused on Business, Construction, and Estate Litigation

Dayton, OH

Trusted business attorney serving Dayton.

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Quick answer

David P. Williamson is an attorney based in Dayton, OHIO. The practice focuses on Business, Construction, and Estate Litigation.

Based in
Dayton, OHIO
Experience
attorney
Known for
Business · Construction · Estate Litigation
  • Handles Business, Construction, and Estate Litigation matters from Dayton, OHIO.
  • Recognized with Lawyer of the Year — Litigation - Construction (Dayton) (2025).

About David P. Williamson: David P. Williamson is an attorney based in Dayton, OHIO. The practice focuses on Business, Construction, and Estate Litigation.

Areas of practice

David's practice areas in Dayton

David concentrates on business, construction, estate litigation, litigation, and trusts. Each area below outlines the kind of case David handles, typical outcomes to expect, and how the intake process starts.

Business cases in Dayton, Ohio

David takes business matters in Dayton, Ohio. 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.

Construction cases in Dayton, Ohio

David takes construction matters in Dayton, Ohio. 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.

Estate Litigation cases in Dayton, Ohio

David takes estate litigation matters in Dayton, Ohio. 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.

Litigation cases in Dayton, Ohio

David takes litigation matters in Dayton, Ohio. 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.

Trusts cases in Dayton, Ohio

David takes trusts matters in Dayton, Ohio. 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

David P. Williamson, business attorney serving Dayton

David P. Williamson is an attorney based in Dayton, OHIO. The practice focuses on Business, Construction, and Estate Litigation. David works from Dayton, Ohio and takes on business matters across the region.

David P. Williamson is a top attorney recognized by Best Lawyers in the practice area(s) of Bet-the-Company Litigation, Commercial Litigation, Litigation - Construction, Litigation - Municipal, Litigation - Real Estate and Litigation - Trusts and Estates.

David P., who practices law in Dayton, Ohio, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David P. is held by other top lawyers in the same geographic and legal practice area.

Working with David on a business matter

David P. Williamson is a top attorney recognized by Best Lawyers in the practice area(s) of Bet-the-Company Litigation, Commercial Litigation, Litigation - Construction, Litigation - Municipal, Litigation - Real Estate and Litigation - Trusts and Estates. David P., who practices law in Dayton, Ohio, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey,…

Who David represents

David reviews new inquiries case-by-case for business, construction, and estate litigation matters in Dayton and the surrounding Ohio area.

Credentials

Credentials — where David studied and practices

  • The Ohio State University

    J.D. · 1978

David studied at J.D. in The Ohio State University.

Law school and academic background

David completed J.D. in The Ohio State University. Formal legal training is one signal of substantive knowledge — the day-to-day practice David runs in Ohio is where that training gets applied to real client questions.

Recognition

David's legal honors and published work

David has received 24 formal recognitions from bar associations, industry bodies, and peer-review services.

  • Lawyer of the Year — Litigation - Construction (Dayton)

    2025

  • Lawyer of the Year — Litigation - Real Estate (Dayton)

    2025

  • Lawyer of the Year — Bet-the-Company Litigation (Dayton)

    2021

  • Lawyer of the Year — Litigation - Construction (Dayton)

    2020

  • Lawyer of the Year — Bet-the-Company Litigation (Dayton)

    2018

  • Lawyer of the Year — Litigation - Real Estate (Dayton)

    2017

  • Lawyer of the Year — Bet-the-Company Litigation (Dayton)

    2016

  • Lawyer of the Year — Litigation - Real Estate (Dayton)

    2015

  • Best Lawyers in America — Bet-the-Company Litigation

    2026

  • Best Lawyers in America — Commercial Litigation

    2026

  • Best Lawyers in America — Litigation - Construction

    2026

  • Best Lawyers in America — Litigation - Municipal

    2026

  • Best Lawyers in America — Litigation - Real Estate

    2026

  • Best Lawyers in America — Litigation - Trusts and Estates

    2026

  • Best Lawyers in America — Additional Areas of Practice:

    2026

  • Best Lawyers in America — Criminal Defense: White-Collar

    2026

  • Best Lawyers in America — Special Focus:

    2026

  • Best Lawyers in America — Alternative Dispute Resolution

    2026

  • Best Lawyers in America — Breach of Contract

    2026

  • Best Lawyers in America — Business Disputes

    2026

  • Best Lawyers in America — Civil Litigation

    2026

  • Best Lawyers in America — Complex Litigation

    2026

  • Best Lawyers in America — Contract Disputes

    2026

  • Best Lawyers in America — White-Collar Criminal Defense

    2026

Legal awards and honors

Lawyer of the Year — Litigation - Construction (Dayton) (2025). Lawyer of the Year — Litigation - Real Estate (Dayton) (2025). Lawyer of the Year — Bet-the-Company Litigation (Dayton) (2021). Lawyer of the Year — Litigation - Construction (Dayton) (2020). Lawyer of the Year — Bet-the-Company Litigation (Dayton) (2018). Lawyer of the Year — Litigation - Real Estate (Dayton) (2017).

Locations

David P. Williamson's office in Dayton

David's primary office is at 409 E Monument Ave., Suite 400, Dayton, Ohio, 45402. In-person meetings are by appointment; a phone intake usually comes first.

Main office

409 E Monument Ave., Suite 400

Dayton, Ohio 45402

Open in Google Maps

Client feedback

Client reviews of David P. Williamson

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 P. Williamson — 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 Dayton, Ohio

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 P. Williamson

  • 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 Ohio 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 Dayton?

    David is licensed in Ohio. Matters governed by Ohio 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 Dayton, Columbus and Cleveland in Ohio

David handles business matters throughout Ohio. Each city below is a direct link into the search page for verified business attorneys in that community.

More counsel

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