DO
David P. O'Neil
David P. O'Neil is a lawyer in Houston, TX who works for The Law Office of David P. O'Neil, P.C.. Practice areas include Criminal. Court admissions include US Court of Appeals for the Armed Forces, US Supreme Court. Licensed in Texas since 1979. Graduated from St. Mary's University in 1979.
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Law school
Bar admission
Office
Disciplinary
DO
David P. O'Neil
The Law Office of David P. O'Neil, P.C.Houston, TX·46 years licensed
Claim profileContact attorney
David P. O'Neil is a lawyer in Houston, TX who works for The Law Office of David P. O'Neil, P.C.. Practice areas include Criminal. Court admissions include US Court of Appeals for the Armed Forces, US Supreme Court. Licensed in Texas since 1979. Graduated from St. Mary's University in 1979.
Law school
St. Mary's University
Class of 1979
Bar admission
1979
State Bar of TX · No. 15284700
Office
3700 N Main St
Houston, TX 77009
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice & jurisdiction
Practice areas
- Criminal
Courts admitted
- US Court of Appeals for the Armed Forces
- US Supreme Court
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Last refreshed Jun 2026