DS
Diane M. Sumoski
38 years licensed
Diane M. Sumoski is a lawyer. Practice areas include Family, Juvenile. Board certifications include Child Welfare Law. Licensed in Texas since 1987. Graduated from Cornell University in 1987.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
DS
Diane M. Sumoski
38 years licensed
Claim profileContact attorney
Diane M. Sumoski is a lawyer. Practice areas include Family, Juvenile. Board certifications include Child Welfare Law. Licensed in Texas since 1987. Graduated from Cornell University in 1987.
Law school
Cornell University
Class of 1987
Bar admission
1987
State Bar of TX · No. 19511000
Office
—
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.
- Smu Dedman School of Law, Child AdvocacyAS OF MAY 2023Law Faculty · Dallas, TX
- Unknown firmAPR 2026 — PRESENTLaw Faculty
Case data
Case data
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Practice & jurisdiction
Practice areas
- Family
- Juvenile
Courts admitted
- Fifth Circuit Court of Appeals
- Texas Eastern District Court
- Texas Northern District Court
- Texas Southern District/Bankruptcy Court
- Texas Western District Court
Credentials
Board certification
Child Welfare Law
TBLS · Certified 2022
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Last refreshed Jun 2026