Sean M. Sweeney
About Sean M. Sweeney
Sean M. Sweeney is a lawyer based in Milwaukee, WI and has been recognized in The Best Lawyers in America® since 2024. Sean M. Sweeney is recognized in the following practice area:
- Milwaukee, Wisconsin
- Litigation - Securities
Current Firm: Halling & Cayo SC
Education: Marquette University, J.D., graduated 2007
Location: Milwaukee, WI
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
David G. Hanson is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law, Litigation - ERISA, Litigation - Intellectual Property and Litigation - Patent. David G., who practices law in Milwaukee, Wisconsin, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David G. is held by other top lawyers in the same geographic and legal practice area.
Kelly Noyes is a Shareholder and co-Chair of the Class Actions Section. Kelly has significant experience in complex business litigation, particularly in the areas of ERISA and health care billing and collections. Kelly pairs her knowledge of the law with a passion for understanding her clients’ businesses, so she can achieve cost-effective resolutions to clients’ problems, both in and out of the courtroom. She has particular experience in the ERISA, benefits, and health care secto...
Scott is a member of the firm’s Board of Directors, serves as Managing Shareholder of the Metro-Milwaukee offices, and chaired the Corporate and Business Law Team for eight years. He has been named a leading Wisconsin business transactions and corporate attorney by Law & Politics and Milwaukee Magazine for multiple years. Scott represents a wide variety of businesses and their owners, senior management, investors and lenders in mergers and acquisitions, divestitures, business succes...
Gregory A. Storm is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Gregory A., who practices law in Milwaukee, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory A. is held by other top lawyers in the same geographic and legal practice area.
Joseph Gumina is a shareholder at O’Neil Cannon and the Past Chair of O’Neil Cannon’s Labor & Employment Practice Group. Joe is licensed to practice law in the states of Illinois and Wisconsin. Joe has extensive experience representing management in a vast array of employment matters ranging from traditional labor matters involving labor negotiations and unfair labor practice charges to helping employers navigate the complexities of state and federal fair employment laws...
Benjamin G. Lombard is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Securities / Capital Markets Law. Benjamin G., who practices law in Milwaukee, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin G. is held by other top lawyers in the same geographic and legal practice area.
For over 35 years Steve has represented his clients in complex construction, business, and real estate litigation. The emphasis of his practice is in the areas of construction litigation and construction law—representing general contractors, subcontractors, owners, and design professionals, in construction disputes, both in court and in arbitration. His practice also emphasizes real estate litigation, including representing title insurance companies and their insureds, in real estate ti...
Scott Wade is a Shareholder in the firm’s Labor and Employment Section. He focuses his practice on Worker’s Compensation and is the Chair of the firm’s Worker’s Compensation Section. Scott is a frequent author and presenter on Wisconsin worker’s compensation and is a contributing author to Wisconsin Association of Worker’s Compensation Attorneys Case Law Update.
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
Can a Green Card Be Revoked?
by Bryan Driscoll
Revocation requires a legal basis, notice and the chance to respond before status can be taken away.
How Far Back Can the IRS Audit You?
by Bryan Driscoll
Clear answers on IRS statutes of limitations, recordkeeping and what to do if you are under review.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You File Bankruptcy on Credit Cards
by Bryan Driscoll
Understanding your options for relief from overwhelming debt.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.