MR
Mark William Riordan
Mark William Riordan is a lawyer in Sugar Land, TX who works for The Gillette Law Firm. Practice areas include Litigation: Personal Injury. Licensed in Texas since 2015. Graduated from New England Law | Boston in 2014.
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Law school
Bar admission
Office
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MR
Mark William Riordan
The Gillette Law FirmSugar Land, TX·10 years licensed
Claim profileContact attorney
Mark William Riordan is a lawyer in Sugar Land, TX who works for The Gillette Law Firm. Practice areas include Litigation: Personal Injury. Licensed in Texas since 2015. Graduated from New England Law | Boston in 2014.
Law school
New England Law | Boston
Class of 2014
Bar admission
2015
State Bar of TX · No. 24098325
Office
Three Sugar Creek Center Blvd, Suite 100
Sugar Land, TX 77478
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice & jurisdiction
Practice areas
- Litigation: Personal Injury
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Last refreshed Jun 2026