WL
William Andrew Lanius
William Andrew Lanius is a lawyer in Houston, TX who works for A&O Shearman. Licensed in Texas since 2016. Graduated from University of Virginia in 2015.
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Law school
Bar admission
Office
Disciplinary
WL
William Andrew Lanius
A&O ShearmanHouston, TX·9 years licensed
Claim profileContact attorney
William Andrew Lanius is a lawyer in Houston, TX who works for A&O Shearman. Licensed in Texas since 2016. Graduated from University of Virginia in 2015.
Law school
University of Virginia
Class of 2015
Bar admission
2016
State Bar of TX · No. 24102062
Office
800 Capital St., Suite 2200
Houston, TX 77002
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.
- Simpson Thacher & Bartlett, LLPMAY 2023 — APR 2026Private Law Practice · Houston, TX
- A&O ShearmanAS OF JUN 2026Private Law Practice · Houston, TX
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Last refreshed Jun 2026