Thomas G. Halloran

Thomas G. Halloran

Attorney Profile

Top Rated Business Litigation Attorney in Sister Bay, WI

Halloran Law Offices
 | 10689 Commodore Circle, #702, PO Box 170
Sister Bay, WI 54234
Phone: 920-854-8065
Fax: 262-354-3103
Selected to Super Lawyers: 2005
Licensed Since: 1977
Practice Areas:
  • Business Litigation (20%),
  • Estate & Trust Litigation (20%),
  • Criminal Defense: White Collar (20%),
  • Business/Corporate (20%),
  • Professional Liability: Defense (10%),
  • Criminal Defense (10%)
Attorney Profile

In an era of increasing legal and governmental regulation, no business or individual is immune from having to deal with these issues.  Attorney Thomas Halloran has over thirty-five years of experience guiding individuals and businesses through this maze of bureaucratic procedures.  His practice areas include business litigation, including litigation of non-compete, trade secret and confidential information matters, the defense of criminal and professional regulatory matters, and trust and estate litigation.  Mr. Halloran is rated AV Preeminent by his peers.

About Thomas Halloran

Admitted: 1977, Wisconsin

Professional Webpage:


  • The AV Preeminent Rating is the pinnacle of professional excellence earned through a strenuous Peer Review Rating process that is managed and monitored by the world's most trusted legal resource, Martindale-Hubbell., AV Preeminent Rating, Martindale-Hubbell, 2014

Bar/Professional Activity:

  • Mr. Halloran is admitted to practice in the following venues:All Wisconsin State CourtsFederal District Court for the Eastern District of Wisconsin Federal District Court for the Northern District of IllinoisSeventh District Court of AppealsUnited States Supreme Court Mr. Halloran is a member of the following professional legal associations:American Bar Association7th Circuit Bar AssociationEastern District of Wisconsin Bar AssociationState Bar of WisconsinMilwaukee Bar AssociationWaukesha County Bar Association


  •, AV-Preeminent Rated Martindale-Hubbell, 2014
Office Location for Thomas G. Halloran

10689 Commodore Circle, #702
PO Box 170
Sister Bay, WI 54234


Thomas G. Halloran:

Last Updated: 3/21/2018

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