Dedicated to Your Best Interests

Trevor Lippman is an associate with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C. and is a member of the firm’s Litigation Practice Group. Trevor assists clients in a variety of civil litigation matters.

Trevor Helps Clients With

  • Business Dispute Resolution
  • Business Dispute Litigation
  • Commercial and Residential Landlord/Tenant Disputes
  • Inheritance Litigation
  • Disputes Involving Trusts
  • Estate Litigation
  • Tort Disputes
  • Construction Disputes
  • Employment Disputes
  • Class Action Litigation


  • Dean’s List, University of Wisconsin Law School
  • 1 of 24 attorneys selected by the State Bar of Wisconsin Leadership Development Committee to participate in the 2016 annual Leadership Development Summit
  • Judicial Intern for the Honorable John Albert, Dane County Circuit Court
  • Dean’s List, University of Wisconsin–Eau Claire

Articles and Publications

Professional Associations

  • Continuing Legal Education Committee of State Bar of Wisconsin
  • State Bar of Wisconsin
  • American Bar Association
  • Milwaukee Young Lawyers Association
  • Milwaukee Bar Association

Community Service

  • Member of the Young Professionals Board of the Boys & Girls Club of Greater Milwaukee
  • Volunteer, Boys & Girls Club of Greater Milwaukee (2013–present)
  • Volunteer, Milwaukee Justice Center (2013–present)
  • Volunteer, Project Street Youth, an organization dedicated to providing free legal assistance to homeless youth under the age of 25