AttorneyDennis John Sullivan● 14 total views
DS

Dennis John Sullivan

Kean Miller LLP·The Woodlands, TX·34 years licensed

Dennis John Sullivan is a lawyer in The Woodlands, TX who works for Kean Miller LLP. Practice areas include Litigation: Personal Injury. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 1991. Graduated from St. Mary's University in 1991.

Claim profileContact attorney
Law school
Class of 1991
Bar admission
1991
State Bar of TX · No. 19473750
Office
1400 Woodloch Forest Dr Ste 400
The Woodlands, TX 77380
Disciplinary
None on record
Clean since admission
DS

Dennis John Sullivan

Kean Miller LLP
The Woodlands, TX·34 years licensed
Claim profileContact attorney

Dennis John Sullivan is a lawyer in The Woodlands, TX who works for Kean Miller LLP. Practice areas include Litigation: Personal Injury. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 1991. Graduated from St. Mary's University in 1991.

Law school
Bar admission
1991
State Bar of TX · No. 19473750
Office
1400 Woodloch Forest Dr Ste 400
The Woodlands, TX 77380
Disciplinary
None on record
Clean since admission
Career history

2 observed firms

Based on State Bar of Texas snapshots — each row is a firm the attorney was registered with at one of our quarterly pulls.

  1. Stepp & Sullivan, P.C.AS OF MAY 2023
    Private Law Practice · Houston, TX
  2. Kean Miller LLPAPR 2026 — PRESENT
    Private Law Practice · The Woodlands, TX
Case data

Case data

Click “Load case data” above to view charts.

Practice & jurisdiction
Practice areas
  • Litigation: Personal Injury
Courts admitted
  • Fifth Circuit Court of Appeals
  • Texas Eastern District Court
  • Texas Northern District Court
  • Texas Southern District/Bankruptcy Court
No reviews yet. Be the first →
Last refreshed Jun 2026