About
Jillian E. Caggiano is a Milwaukee attorney at Halling & Cayo, S.C. whose practice focuses on business law and probate litigation. Her background includes significant experience with bankruptcy proceedings and collections-related disputes throughout Wisconsin. She has guided clients through the bankruptcy process and handled contested matters involving debts and financial obligations. Her work combines commercial litigation experience with knowledge of creditor-debtor issues and probate disputes.
Jillian earned her B.S.B.A. in Marketing from The Ohio State University. She later earned her J.D., with pro bono honors, from Marquette University. She completed an M.B.A. from Marquette University as well. Her academic background combines business, marketing, and legal studies, providing a foundation for work involving commercial disputes, financial matters, and complex litigation.
Jillian has years of experience handling collections-related litigation throughout Wisconsin. Her earlier work included guiding clients through bankruptcy proceedings and addressing disputes involving financial obligations. Her current practice includes business litigation and probate litigation, where she assists clients with contested commercial and estate-related matters. Her background in bankruptcy and collections gives her additional perspective when disputes involve debts, business interests, or competing financial claims.
Jillian E. Caggiano is admitted to practice in Wisconsin and Iowa. Her federal admissions include the Eastern and Western Districts of Wisconsin. She maintains a litigation-focused practice involving business and probate disputes while drawing on prior bankruptcy and collections experience. Her background reflects a combination of business education, legal training, and practical experience with financially complex civil matters across Wisconsin.
Law Office Affiliations
- Attorney, Halling & Cayo, S.C.
- Member, State Bar of Wisconsin
- Member, Iowa State Bar Association
Licensed State
- Wisconsin
-
Iowa
Education
- Marquette University Law School
Juris Doctor (JD) - Marquette University
Masters of Business Administration (MBA) - Ohio State University
Bachelor of Science in Business Administration (BSBA)
Awards & Badges


- Banking & Finance
- Business Litigation
- Contracts & Agreements
- Corporate & Incorporation
- Financial Markets & Services
- Franchise, Dealership & Partnership
- Limited Liability Company (LLC)
- Professional Liability
- Probate
- Trusts
- Wills & Living Wills
- Employee Benefits
- Litigation
- Products Liability
- Trade Secrets




