AttorneyThomas Hyon Sim● 37 total views
TS

Thomas Hyon Sim

The Law Firm of Thomas H. Sim, PLLC·Lewisville, TX·14 years licensed

Thomas Hyon Sim is a lawyer in Lewisville, TX who works for The Law Firm of Thomas H. Sim, PLLC. Practice areas include Business, Immigration, Taxation. Court admissions include Texas Eastern District Court, US Tax Court. Licensed in Texas since 2011. Graduated from Texas Wesleyan University in 2010.

Claim profileContact attorney
Law school
Class of 2010
Bar admission
2011
State Bar of TX · No. 24079335
Office
2670 Lake Vista Dr. Suite 205
Lewisville, TX 75067
Disciplinary
None on record
Clean since admission
TS
Lewisville, TX·14 years licensed
Claim profileContact attorney

Thomas Hyon Sim is a lawyer in Lewisville, TX who works for The Law Firm of Thomas H. Sim, PLLC. Practice areas include Business, Immigration, Taxation. Court admissions include Texas Eastern District Court, US Tax Court. Licensed in Texas since 2011. Graduated from Texas Wesleyan University in 2010.

Law school
Bar admission
2011
State Bar of TX · No. 24079335
Office
2670 Lake Vista Dr. Suite 205
Lewisville, TX 75067
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.

  1. The Law Firm of Thomas H. Sim, PLLCAS OF MAY 2023
    Private Law Practice · Dallas, TX
  2. The Law Firm of Thomas H. Sim, PLLCAPR 2026 — PRESENT
    Private Law Practice · Lewisville, TX
Case data

Case data

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Practice & jurisdiction
Practice areas
  • Business
  • Immigration
  • Taxation
Courts admitted
  • Texas Eastern District Court
  • US Tax Court
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Last refreshed Jun 2026