AttorneyDana Marie Gannon● 36 total views
DG

Dana Marie Gannon

Thornton, Biechlin, Segrato, Reynolds & Guerra, LC·San Antonio, TX·Bexar County·36 years licensed

Dana Marie Gannon is a lawyer in San Antonio, TX who works for Thornton, Biechlin, Segrato, Reynolds & Guerra, LC. Practice areas include Insurance, Workers' Compensation. Board certifications include Workers' Compensation Law. Licensed in Texas since 1989. Graduated from Drake University in 1989.

Claim profileContact attorney
Law school
Class of 1989
Bar admission
1989
State Bar of TX · #7623800
Office
100 NE Loop 410 Ste 500
San Antonio, TX 78216
Disciplinary
None on record
Clean since admission
DG
San Antonio, TX·36 years licensed
Claim profileContact attorney

Dana Marie Gannon is a lawyer in San Antonio, TX who works for Thornton, Biechlin, Segrato, Reynolds & Guerra, LC. Practice areas include Insurance, Workers' Compensation. Board certifications include Workers' Compensation Law. Licensed in Texas since 1989. Graduated from Drake University in 1989.

Law school
Drake University
Class of 1989
Bar admission
1989
State Bar of TX · #7623800
Office
100 NE Loop 410 Ste 500
San Antonio, TX 78216
Disciplinary
None on record
Clean since admission
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Practice, courts & credentials
Practice areas2 listed
InsuranceWorkers' Compensation
Courts admitted5 total
Fifth Circuit Court of Appeals
Texas Eastern District Court
Texas Northern District Court
Texas Southern District/Bankruptcy Court
US Supreme Court
Credentials1 certified
Workers' Compensation Law
Board certified 2004
No public disciplinary history
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Last refreshed Jun 2026