BH
Benjamin Blake Hallmark
Benjamin Blake Hallmark is a lawyer in Austin, TX who works for O'Melveny & Myers LLP. Licensed in Texas since 2009. Graduated from University of Texas in 2009.
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Law school
Bar admission
Office
Disciplinary
BH
Benjamin Blake Hallmark
O'Melveny & Myers LLPAustin, TX·16 years licensed
Claim profileContact attorney
Benjamin Blake Hallmark is a lawyer in Austin, TX who works for O'Melveny & Myers LLP. Licensed in Texas since 2009. Graduated from University of Texas in 2009.
Law school
University of Texas
Class of 2009
Bar admission
2009
State Bar of TX · No. 24069865
Office
401 W 4th St Unit 3300
Austin, TX 78701
Disciplinary
None on record
Clean since admission
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Last refreshed Jun 2026