About
Nicole M. Masnica is a distinguished partner at Gimbel, Reilly, Guerin & Brown LLP in Milwaukee, Wisconsin, where she leads the criminal, white-collar, and appellate defense team. Nicole specializes in handling complex trial-level litigation and appeals, including serious felonies and high-profile cases across Wisconsin and in federal courts. Her career is marked by many successful outcomes, from full acquittals in sensitive crime and high-profile homicide cases to numerous grants of postconviction relief.
Nicole’s relentless pursuit of justice is guided by her philosophy of leaving “no stone unturned.” Her dedication to her clients is evident in her meticulous approach to each case, ensuring the highest level of representation and striving for the best outcomes possible. Her advocacy skills have also been showcased through her oral arguments before the Wisconsin Supreme Court on several occasions.
An active educator, Nicole has contributed to the legal community by teaching continuing education courses on various topics, including the role of technology in criminal prosecutions and advocacy strategies in self-defense and homicide cases. She serves as an adjunct professor in trial advocacy and coordinates litigation discussion groups for the Association of Women Lawyers.
Nicole’s outstanding legal work has earned her wide recognition, including the Kuchler-Nicholson-Stilling Sensitive Crimes Award. She has been honored by BizTimes Media as a “Rising Star in the Law” and a “Notable Litigator and Trial Attorney,” and has been listed among the “Best Lawyers” in The Best Lawyers in America. Nicole has also received multiple “Rising Star” distinctions from Super Lawyers magazine.
Nicole earned her J.D. from the University of Wisconsin Law School in 2010 after completing a B.S. at the University of Minnesota-Twin Cities in 2006. Her professional memberships include the Wisconsin Bar Association, Milwaukee Young Lawyers Association, and the Association for Women Lawyers.
Nicole M. Masnica dedicates her time outside the courtroom to various causes and is particularly active with the American Cancer Society and the Elm Grove Junior Guild. She continues to impact the legal field and her community through her professional and community efforts.
Law Office Affiliations
- Partner, Gimbel, Reilly, Guerin & Brown, LLP
- Member, Wisconsin Bar Association
- Member, Eastern District of Wisconsin Bar Association
- Member, Milwaukee Young Lawyers Association
- Member, Association for Women Lawyers
- Member, Waukesha County Bar Association
Licensed State
- Wisconsin
Education
- University of Wisconsin Law School
Juris Doctor (JD) - University of Minnesota
Bachelor of Science (BS)
Awards & Badges





- Drug Crime
- DUI & DWI
- Federal Crime
- White Collar Crime
- Appeals
- Litigation
- Science & Technology
- Motorcycle Accidents




