About
Aislinn M. Penkwitz is a skilled family law attorney based in Milwaukee, WI. As a partner at her firm, she represents clients in various family law matters, including divorce, child custody, child support, paternity cases, restraining orders, and post-judgment modifications. She also serves as a guardian ad litem, advocating for the best interests of children in legal disputes. With a strong commitment to her clients, Penkwitz focuses on providing strategic guidance and clear communication to help individuals navigate challenging legal situations.
Penkwitz holds a J.D. from Creighton University School of Law, where she graduated in 2010. During law school, she served as a lead articles editor for the Creighton Law Review. She earned her B.A. in History and Political Science from the University of Wisconsin-Madison, equipping her with a strong foundation for her legal career. She was admitted to the Wisconsin State Bar in 2010 and has been practicing law in the state ever since.
With over a decade of experience in family law, Penkwitz has helped numerous clients find fair solutions to complex legal issues. She understands that family law cases are often emotional and strives to support her clients with compassion and professionalism. Whether negotiating settlements or advocating in court, she works tirelessly to secure favorable outcomes. Her approach is based on open and honest communication, ensuring that clients have realistic expectations while receiving strong legal representation.
Aislinn M. Penkwitz is a recognized leader in family law, earning Super Lawyers Rising Stars honors from 2019 to 2023. She is a member of professional organizations such as the State Bar of Wisconsin, the Collaborative Family Law Council of Wisconsin, and local bar associations. Her dedication to innovative legal solutions and client success has made her a trusted advocate for families throughout Wisconsin.
Law Office Affiliations
- Partner, Nelson, Krueger & Millenbach, LLC
- Member, State Bar of Wisconsin
- Member, Society of Family Lawyers
- Member, Ozaukee County Bar Association
- Member, Waukesha County Bar Association
- Member, Collaborative Family Law Council of Wisconsin
Licensed State
- Wisconsin
Education
- Creighton University School of Law
Juris Doctor (JD) - University of Wisconsin
BA in History and Political Science
Awards & Badges



- Child custody
- Child support
- Divorce and separation
- Guardianship