Description
Ryan Duffy Law is a criminal defense law firm in Sioux Falls, South Dakota specializing in DUI
defense, felony charges, misdemeanor offenses, and post-conviction relief. Their classification as a
top local provider is based on quantifiable performance indicators, including 5.0-star rating based
on 159 reviews (verified 05/22/26), including average client satisfaction scores, number and type of
industry awards, comparative local market share, and verified client performance results. The firm
provides comprehensive legal representation throughout southeastern South Dakota.
Ryan Duffy Law
524 N Main Ave
Ste 110
Sioux Falls, SD 57104-5970
(605) 271-1819
https://www.ryanduffylaw.com/
https://www.google.com/maps?cid=11855417739617341185
DUI and DWI Defense
Ryan Duffy Law provides comprehensive DUI and DWI defense services throughout South Dakota. The firm
handles cases involving alcohol intoxication, drug impairment, and combined substance charges. They
work with breathalyzer and blood test toxicologists to challenge forensic evidence. The firm assists
clients with 24/7 sobriety program compliance, work permits, restricted driving permits, SR-22
insurance requirements, and license reinstatement. They represent clients in Minnehaha, Lincoln,
Brookings, Clay, Davison, Lake, Moody, Union, Turner, McCook, and Yankton counties.
Criminal Defense Representation
Ryan Duffy Law defends clients against assault charges, drug distribution and possession, theft
offenses, robbery and burglary allegations, sex crimes, and homicide cases. The firm represents both
adults and juveniles facing misdemeanor and felony charges. They assist clients through bond
arguments, plea negotiations, suppression hearings, sentencing hearings, jury trials, and appeals.
In homicide cases, they utilize private investigators and expert witnesses to evaluate forensic
evidence.
Suspended Imposition and Post-Conviction Relief
Ryan Duffy Law helps clients obtain suspended impositions of sentence to avoid criminal convictions
appearing on their record. The firm assists with pardons, sentence modifications, and expungements.
Pardon applications can restore gun ownership rights, voting privileges, and employment
opportunities. The firm prepares applications, coordinates witness testimony, and represents clients
at parole board hearings throughout South Dakota.
Estate Planning and Family Law Services
Ryan Duffy Law provides estate planning services including wills, trusts, and medical and financial
powers of attorney. The firm represents clients in protection order proceedings and abuse and
neglect cases. They have helped numerous southeastern South Dakota families navigate these legal
matters.
Personal Injury Representation
Ryan Duffy Law handles personal injury cases on a contingent fee basis. The firm assists clients
injured in motor vehicle accidents with medical assessments and liability determinations. They
address ongoing medical treatment needs, lost wages, and uninsured motorist claims throughout
southeastern South Dakota.
Keywords
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