Sean Michael Sweeney

Sean's practice focuses on business transactional law, business litigation, civil litigation, and real estate law. Sean has experience litigating business and civil disputes as both plaintiff's and defendant's counsel, helping buyers and sellers complete real estate transactions, as well as experience drafting contracts ranging from small business contracts to plow a parking lot to large corporation contracts dealing with operating and maintaining real estate.

Sean earned his Juris Doctor (JD) and Masters of Business Administration (MBA) from Marquette University. He earned his Bachelor of Science degree in Business Economics from Northern Arizona University. Before joining Halling & Cayo, Sean ran his own practice, Tosa Law Office.

Sean has not only the legal training and experience needed to provide complete service, he also has the education and training to understand the real world needs and challenges that organizations large and small face today.

Main Office:
320 East Buffalo St.
Suite 700
Milwaukee, WI 53202
Phone: 414-271-3400

Waukesha Office:
20720 Watertown Rd.
Suite 202
Waukesha, WI 53186
Phone: 262-782-5200

Business Law

Business Contracts, Business Dissolution, Business Finance, Business Formation, Business Litigation, Franchising, Mergers & Acquisitions, Partnership & Shareholder Disputes

Entertainment & Sports Law

Real Estate Law

Commercial Real Estate, Condominiums, Easements, Eminent Domain, Homeowners Association, Land Use & Zoning, Mortgages, Neighbor Disputes, Residential Real Estate, Water Law

Securities Law

Stockbroker & Investment Fraud

• Business Litigation
• General Civil

• Free Consultation
  I am always willing to give a free 15 minute consultations for all cases, and a half hour consultation for most business litigation cases.

Wisconsin

Federal Circuit

Attorney

Halling & Cayo

2008 - Current

I continue to focus on Wisconsin Business Law, Litigation, Business Formation, and Real Estate law. I have expanded my practice areas to include Securities Arbitration and Sports Law.

Attorney/Owner

Tosa Law Office

2007 - 2008

Ran my own solo practice focusing on Wisconsin Business Law, Litigation, and Real Estate Law.

Legal Intern

Milwaukee Bucks

2006 - 2006

Drafted and edited sponsorship deals and employment contracts for the Milwaukee Bucks.

Marquette University Law School

J.D | Certificate In Sports Law

2004 - 2007

Marquette University

M.A | MBA in Sports Business

2005 - 2007

Northern Arizona University

B.S | Business Economics

2000 - 2004

Wisconsin State Bar  # 1063452

Member

Current