DirectoryAustinMatthew William TynanLast refreshed Jun 2026
MT
BAR · 24072489

Matthew William Tynan

O'Hanlon, Demerath & Castillo·Austin, TX·16 years licensed

Matthew William Tynan is a lawyer in Austin, TX who works for O'Hanlon, Demerath & Castillo. Practice areas include Administrative and Public, Appellate: Civil, Environmental. Court admissions include Fifth Circuit Court of Appeals, Texas Western District Court. Licensed in Texas since 2010. Graduated from Cumberland School of Law in 2009.

● 17 TOTAL VIEWS
2 VIEWS (30D)
Contact attorney
Law school
Class of 2009
Bar admission
2010
State Bar of TX
Office
808 West Ave
Austin, TX
Disciplinary
None on record
Clean since admission
Reviews
No reviews yet
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MT

Matthew William Tynan

O'Hanlon, Demerath & Castillo
BAR · 24072489
Austin, TX·16 years licensed
Contact attorney

Matthew William Tynan is a lawyer in Austin, TX who works for O'Hanlon, Demerath & Castillo. Practice areas include Administrative and Public, Appellate: Civil, Environmental. Court admissions include Fifth Circuit Court of Appeals, Texas Western District Court. Licensed in Texas since 2010. Graduated from Cumberland School of Law in 2009.

Law school
Bar admission
2010
State Bar of TX
Office
808 West Ave
Austin, TX
Disciplinary
None on record
Clean since admission
Reviews
No reviews yet
No scored reviews
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. Law Office of Matthew W. TynanAS OF MAY 2023
    Private Law Practice · Austin, TX
  2. O'Hanlon, Demerath & CastilloAPR 2026 — PRESENT
    Private Law Practice · Austin, TX
Case history

Case history

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