LD
Lyndsay E. Dematteo
Lyndsay E. Dematteo is a lawyer in Sioux Falls, SD who works for Minnehaha County Public Defender's Office. Practice areas include Criminal. Licensed in Texas since 2024. Graduated from Valparaiso University in 2005.
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LD
Lyndsay E. Dematteo
Minnehaha County Public Defender's OfficeSioux Falls, SD·1 year licensed
Claim profileContact attorney
Lyndsay E. Dematteo is a lawyer in Sioux Falls, SD who works for Minnehaha County Public Defender's Office. Practice areas include Criminal. Licensed in Texas since 2024. Graduated from Valparaiso University in 2005.
Law school
Valparaiso University
Class of 2005
Bar admission
2024
State Bar of TX · #24145077
Office
413 N. Main Ave.
Sioux Falls, SD 57104
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice, courts & credentials
Practice areas1 listed
Criminal
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Last refreshed Aug 2026