John E. Sullivan, Business Attorney in Dallas, Texas
Over 41 years of legal practice · focused on Business, Energy, and Environmental
MemberatThe Law Offices of John E. Sullivan
Dallas, TX
Practicing business in Dallas since 1985.
- 41+
- Years practicing
- 1
- Bar admission
Are you John E. Sullivan?
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Quick answer
John E. Sullivan is a member based in Dallas, TX. The practice focuses on Business, Energy, and Environmental. John has over 41 years of legal experience. Currently practicing at The Law Offices of John E. Sullivan.
- Based in
- Dallas, TX
- Experience
- over 41 years
- Known for
- Business · Energy · Environmental
- Handles Business, Energy, and Environmental matters from Dallas, TX.
- Over 41 years of practice as a licensed attorney.
About John E. Sullivan: John E. Sullivan is a member based in Dallas, TX. The practice focuses on Business, Energy, and Environmental. John has over 41 years of legal experience. Currently practicing at The Law Offices of John E. Sullivan.
Areas of practice
John's practice areas in Dallas
John concentrates on business, energy, environmental, general, and ip. 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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Energy
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Environmental
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General
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IP
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Litigation
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Personal Injury
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Trademark
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Business cases in Dallas, Texas
John takes business matters in Dallas, 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.
Energy cases in Dallas, Texas
John takes energy matters in Dallas, 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 Dallas, Texas
John takes environmental matters in Dallas, 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 Dallas, Texas
John takes general matters in Dallas, 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.
IP cases in Dallas, Texas
John takes ip matters in Dallas, 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
John E. Sullivan, business attorney serving Dallas
John E. Sullivan is a member based in Dallas, TX. The practice focuses on Business, Energy, and Environmental. John has over 41 years of legal experience. Currently practicing at The Law Offices of John E. Sullivan. John works from Dallas, Texas and takes on business matters across the region.
Mr. John E. Sullivan is a lawyer practicing litigation, personal injury, antitrust and 8 other areas of law. John received a B.S. degree from University of Missouri in 1980, and has been licensed for 41 years. John practices at The Law Offices of John E. Sullivan in Dallas, TX.
Working with John on a business matter
Mr. John E. Sullivan is a lawyer practicing litigation, personal injury, antitrust and 8 other areas of law. John received a B.S. degree from University of Missouri in 1980, and has been licensed for 41 years. John practices at The Law Offices of John E. Sullivan in Dallas, TX.
Who John represents
John reviews new inquiries case-by-case for business, energy, and environmental matters in Dallas and the surrounding Texas area.
Credentials
Credentials — where John studied and practices
University of Kansas
J.D. · 1985
University of Missouri
B.S. · 1980
Jurisdictions
John's state bar admissions
Texas Texas Western
1985 · ACTIVE
John studied at J.D. in University of Kansas and B.S. in University of Missouri.
Law school and academic background
John completed J.D. in University of Kansas and B.S. in University of Missouri. 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.
Locations
John E. Sullivan's office in Dallas
John's primary office is at 8080 N. Central Expwy. Bldg., Ste. 1400, Dallas, TX, 75206-1838. In-person meetings are by appointment; a phone intake usually comes first.
The Law Offices of John E. Sullivan
8080 N. Central Expwy. Bldg., Ste. 1400
Dallas, TX 75206-1838
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Client reviews of John E. Sullivan
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Schedule your consultationHiring guide
How to hire John E. Sullivan — 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 Dallas, 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 E. Sullivan
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 Dallas?
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 Dallas, Houston 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.
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