About
Sarah Zwach is a criminal defense attorney with experience in prosecution, defense work, indigent defense, and courtroom advocacy. Her practice supports clients facing criminal charges, investigations, hearings, and trial-related decisions. She brings knowledge of criminal procedure, evidence, negotiation, and case strategy to each matter. Her background helps clients understand risks, protect their rights, prepare defenses, and navigate the legal process with clear direction and focused representation in court and at hearings.
Sarah earned a J.D. from the University of Wisconsin Law School with a concentration in criminal law. She also earned a B.A. in sociology and legal studies from the University of Wisconsin-Madison, along with a certificate in criminal justice. Her education supports legal research, written advocacy, trial preparation, and client counseling. During law school, she completed restorative justice clinical work, moot court, mock trial, and criminal defense advocacy training.
Sarah began her legal career with strong training in criminal law and public service. After law school, she worked at the Milwaukee County District Attorney’s Office as a special prosecutor. She later moved into criminal defense and became the managing partner of a defense practice in 2018. Her experience on both sides of criminal cases helps her evaluate evidence, anticipate arguments, and prepare clients for contested court proceedings and trial hearings.
Sarah Zwach helps clients facing criminal law matters with preparation, judgment, and direct advocacy. Her work supports people dealing with charges, court appearances, legal uncertainty, and serious consequences. She has been recognized for pro bono service, service to her law school, published legal writing, and outstanding indigent defense work. Through research, courtroom experience, and client-focused preparation, she helps clients protect their rights and pursue fair results in court and hearings.
Law Office Affiliations
- Owner, Zwach Law Group, LLC
- Member, Wisconsin Association of Criminal Defense Lawyers
- Member, State Bar of Wisconsin
Licensed State
- Wisconsin
Education
- University of Wisconsin Law School
Juris Doctor (JD) - University of Wisconsin-Madison
BA in Sociology & Legal Studies
Awards & Badges


- Drug Crime
- DUI & DWI
- Homicide
- Sex Crimes
- Violent Crime
- White Collar Crime
- Child Abuse & Neglect
- Gun Law




