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Shannon Leigh Marcum
Shannon Leigh Marcum is a lawyer in Dallas, TX who works for Gibson Dunn & Crutcher. Practice areas include Real Estate. Court admissions include California Central District Court. Licensed in Texas since 2020. Graduated from University of California, Los Angeles (UCLA) in 2015.
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Law school
Bar admission
Office
Disciplinary
SM
Shannon Leigh Marcum
Gibson Dunn & CrutcherDallas, TX·6 years licensed
Claim profileContact attorney
Shannon Leigh Marcum is a lawyer in Dallas, TX who works for Gibson Dunn & Crutcher. Practice areas include Real Estate. Court admissions include California Central District Court. Licensed in Texas since 2020. Graduated from University of California, Los Angeles (UCLA) in 2015.
Law school
University of California, Los Angeles (UCLA)
Class of 2015
Bar admission
2020
State Bar of TX · No. 24118428
Office
2001 Ross Ave Ste 2100
Dallas, TX 75201
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice & jurisdiction
Practice areas
- Real Estate
Courts admitted
- California Central District Court
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Last refreshed Jun 2026