DS
David L. Sinak
David L. Sinak is a lawyer in Dallas, TX. Practice areas include Taxation. Court admissions include Fifth Circuit Court of Appeals, Texas Northern District Court. Licensed in Texas since 1979. Graduated from Boston College in 1979.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
DS
David L. Sinak
Dallas, TX·46 years licensed
Claim profileContact attorney
David L. Sinak is a lawyer in Dallas, TX. Practice areas include Taxation. Court admissions include Fifth Circuit Court of Appeals, Texas Northern District Court. Licensed in Texas since 1979. Graduated from Boston College in 1979.
Law school
Boston College
Class of 1979
Bar admission
1979
State Bar of TX · #18429800
Office
3024 Hanover St
Dallas, TX 75225
Disciplinary
None on record
Clean since admission
Case data
Case data
Click “Load case data” above to view charts.
Practice, courts & credentials
Practice areas1 listed
Taxation
Courts admitted4 total
Fifth Circuit Court of Appeals
Texas Northern District Court
US Court of Federal Claims
US Tax Court
Reviews
No reviews yet. Be the first →
Last refreshed Aug 2026