Gregory S. Mager

Gregory S. Mager

Mager Family Law, LLC • Milwaukee, WA
Divorce & Separation

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Contact

Email
Phone
(414) 441-4343
Address
Milwaukee, WA, US

Professional

About

Gregory assists his clients with family law matters. He is recognized by judges and peers as one of Wisconsin’s premier family law attorneys. He uses his extensive skill, training, and experience to help his clients achieve successful resolutions of their divorce, paternity, custody, placement, and support matters. Gregory is a Fellow in the American Academy of Matrimonial Lawyers and a Board Certified Family Law Trial Advocate by the National Board of Trial Advocacy. He is uniquely positioned to successfully represent clients in their family law matters, including those involving complex business, financial, and childrelated issues. Gregory Assists Clients Wi Published Appellate Decisions · Estate of Laubenheimer, 2013 WI 76, 350 Wis. 2d 182, 883 N.W.2d 735 · Lyman v. Lyman, 2011 WI App 24, 331 Wis. 2d 650, 795 N.W.2d 475

About Divorce & Separation Law

Divorce attorneys guide couples through the legal process of ending their marriage. They handle property division, custody, support, and other divorce-related matters. Common matters include contested divorce, uncontested divorce, property division, alimony.

Credentials

Education
1997 Marquette University Law School JD - Juris Doctor 1994 Marquette University MA - Masters 1992 Marquette University BA - Bachelor of Arts
Languages
English

Recognition & Involvement

Awards
2019 Best Lawyers in America®–Family Law, Best Lawyers 2018 Wisconsin Super Lawyer, Law & Politics Magazine 2018 Wisconsin Super Lawyer, Milwaukee Magazine 2018 Best Lawyers in America®–Family Law, Best Lawyers 2017 Best Lawyers in America®–Family Law, Best Lawyers
Associations
2012 - Present American Academy of Matrimonial Lawyers Fellow 2020 - 2020 Ozaukee County Bar Association President 2019 - 2019 Ozaukee County Bar Association Vice President 2014 - 2015 Collaborative Family Law Council of Wisconsin, Inc. Training Committee 2013 - 2016 State Bar of Wisconsin, Family Law Section Board of Directors
Speaking
2015 Wisconsin Supreme Court Family Law 101 2015 Collaborative Family Law Council of Wisconsin, Inc. Second Saturday Wisconsin 2015 Association of Family and Conciliation Courts Wisconsin/Leander Foley Matrimonial Inns of Court/Society of Family Lawyers Utilization of Mental Health, Counseling, and Medical Records in Family Law Cases: A view from the Bench, the Bar and Healthcare Professionals 2015 American Academy of Matrimonial Lawyers—Wisconsin Chapter May Non-Lawyers Draft QDROs? 2014 O’Neil, Cannon, Hollman, DeJong & Laing S.C. Issues Relating to Recent Developments in the Legal Profession
Updated: Mar 08, 2026