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Mark Andrew Youngjohn
Mark Andrew Youngjohn is a lawyer in Houston, TX who works for Phelps Dunbar. Practice areas include Business, Construction, Contracts. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 2000. Graduated from Southern Methodist University in 2000.
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Law school
Bar admission
Office
Disciplinary
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Mark Andrew Youngjohn
Phelps DunbarHouston, TX·25 years licensed
Claim profileContact attorney
Mark Andrew Youngjohn is a lawyer in Houston, TX who works for Phelps Dunbar. Practice areas include Business, Construction, Contracts. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 2000. Graduated from Southern Methodist University in 2000.
Law school
Southern Methodist University
Class of 2000
Bar admission
2000
State Bar of TX · #24028247
Office
910 Louisiana St Ste 4300
Houston, TX 77002
Disciplinary
None on record
Clean since admission
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Case data
Case data
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Practice, courts & credentials
Practice areas7 listed
BusinessConstructionContractsInsuranceLitigation: CommercialLitigation: Personal InjuryOther
Courts admitted5 total
Fifth Circuit Court of Appeals
Texas Eastern District Court
Texas Northern District Court
Texas Southern District/Bankruptcy Court
Texas Western District Court
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Last refreshed Aug 2026