John Ellis O'Neill, Business Attorney in Houston, Texas
Over 52 years of legal practice · focused on Business, Class Action, and Employment Contracts · 5.0/5 rating from 1 verified client review
Houston, TX
Practicing business in Houston since 1974.
- 52+
- Years practicing
- 5.0 ★
- 1 client review
- 1
- Bar admission
Are you John Ellis O'Neill?
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Quick answer
John Ellis O'Neill is an attorney based in Houston, TX. The practice focuses on Business, Class Action, and Employment Contracts. John has over 52 years of legal experience. Rated 5.0 out of 5 from 1 client review.
- Based in
- Houston, TX
- Experience
- over 52 years
- Known for
- Business · Class Action · Employment Contracts
- Handles Business, Class Action, and Employment Contracts matters from Houston, TX.
- Over 52 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About John Ellis O'Neill: John Ellis O'Neill is an attorney based in Houston, TX. The practice focuses on Business, Class Action, and Employment Contracts. John has over 52 years of legal experience. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Legal matters John takes on
John concentrates on business, class action, employment contracts, environmental, and general. Each area below outlines the kind of case John handles, typical outcomes to expect, and how the intake process starts.
Business
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Class Action
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Employment Contracts
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Environmental
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General
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Government
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Litigation
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Trade Secrets
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Business cases in Houston, Texas
John takes business matters in Houston, Texas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before John agrees to represent you.
Class Action cases in Houston, Texas
John takes class action matters in Houston, Texas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before John agrees to represent you.
Employment Contracts cases in Houston, Texas
John takes employment contracts matters in Houston, Texas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before John agrees to represent you.
Environmental cases in Houston, Texas
John takes environmental matters in Houston, Texas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before John agrees to represent you.
General cases in Houston, Texas
John takes general matters in Houston, Texas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before John agrees to represent you.
Biography
Meet John Ellis O'Neill — business lawyer in Houston
John Ellis O'Neill is an attorney based in Houston, TX. The practice focuses on Business, Class Action, and Employment Contracts. John has over 52 years of legal experience. Rated 5.0 out of 5 from 1 client review.
Mr. John Ellis O'Neill is a lawyer practicing class actions, environment and sustainability, government contracts and 5 other areas of law. John received a B.S. degree from United States Naval Academy in 1967, and has been licensed for 52 years. John practices in Houston, TX.
John's approach to business cases
Mr. John Ellis O'Neill is a lawyer practicing class actions, environment and sustainability, government contracts and 5 other areas of law. John received a B.S. degree from United States Naval Academy in 1967, and has been licensed for 52 years. John practices in Houston, TX.
The kind of cases John takes
John reviews new inquiries case-by-case for business, class action, and employment contracts matters in Houston and the surrounding Texas area.
Credentials
Education, bar admissions, and languages
University of Texas
University · 1974
United States Naval Academy
B.S. · 1967
Jurisdictions
John's state bar admissions
Texas United States
1974 · ACTIVE
John studied at University in University of Texas and B.S. in United States Naval Academy.
Law school and academic background
John completed University in University of Texas and B.S. in United States Naval Academy. Formal legal training is one signal of substantive knowledge — the day-to-day practice John runs in Texas is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
John has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
John's professional memberships and bar associations
American Bar Association
Member: Federal Regulation of Securities Committee Section of Corporation, Banking and Business Law, 1978 · membership
Locations
John Ellis O'Neill's office in Houston
John's primary office is at 3731 Olympia Dr, Houston, TX, 77019-3029. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of John Ellis O'Neill — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of John. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Houston.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once John Ellis O'Neill claims this profile.
Read all reviewsHiring guide
How to hire John Ellis O'Neill — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with John usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
John charges for the initial consult. That fee is credited toward representation if you retain John'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; John will tell you what matters and what doesn't.
Questions to ask a business attorney in Houston, Texas
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 John
John 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. John confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
John'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 John Ellis O'Neill
How much does it cost to hire John for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. John walks through the likely range during the consult so there are no surprises.
Does John offer a free consultation?
John charges for the initial consult; that fee is credited toward representation if you retain John's office. Some business attorneys offer free consults — check John's current terms during booking.
How long do business cases in Texas 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. John gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can John take my case if I'm outside Houston?
John is licensed in Texas. Matters governed by Texas law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — John 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 John?
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. John will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is John accepting new business clients right now?
John'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 Houston, Dallas and Austin in Texas
John handles business matters throughout Texas. 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 John's intake is full or the fit isn't right, these business attorneys in Houston handle similar matters. Every profile below is verified and open to consultations.





