About
David J. Fenlon is an attorney at Ruder Ware in Green Bay, Wisconsin, who advises individuals, families, and businesses on estate and business planning. His practice includes wills, trusts, powers of attorney, advance directives, marital property agreements, probate and trust administration, business succession, and real estate transactions. Fenlon helps clients organize their affairs, transfer assets, plan for ownership changes, and address legal issues connected to important personal and commercial decisions.
Fenlon earned a B.S. from the University of Wisconsin–Madison in 1998 and a J.D., cum laude, from the University of Wisconsin Law School in 2002. Before entering legal practice, he served in the United States Navy as a gas turbine technician aboard a destroyer. His academic training and military experience support a disciplined approach to legal analysis, planning, and practical problem solving.
Fenlon represents purchasers and sellers in business and real estate transactions and assists with business and property contracts. He organizes corporations and limited liability companies and prepares corporate documents, shareholder agreements, and operating agreements. His work also includes representing landlords and tenants in leasing transactions and guiding trustees and personal representatives through estate settlement and trust administration. As a Certified Financial Planner professional, he brings additional financial planning knowledge to estate and business matters.
David J. Fenlon is admitted to practice before the Wisconsin Supreme Court and the U.S. District Court for the Western District of Wisconsin. He participates in the State Bar of Wisconsin’s business law, elder law, real property, and probate activities and serves on the Wisconsin Equal Justice Fund board. His prior community leadership includes director roles with CASA of Brown County, Connect, Inc., and the organization now known as the Wisconsin Humane Society Green Bay Campus.
Law Office Affiliations
- Attorney, Ruder Ware, L.L.S.C.
- Member, State Bar of Wisconsin
Licensed State
- Wisconsin
Education
- University of Wisconsin Law School
Juris Doctor (JD) - University of Wisconsin
Bachelor of Science (BS)

- Business Litigation
- Power of Attorney
- Probate
- Trusts
- Condominium
- Construction & Development
- Land Use & Zoning





