Grant Killoran is a shareholder with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C. and is the Chair of its Litigation Practice Group.  He has significant and diverse trial experience representing clients in Wisconsin State and Federal Courts, and courts around the country, focusing on complex business, health care and employment law disputes.  Grant also devotes a portion of his practice to arts and entertainment law, with an emphasis on the music industry. 

Grant is a Fellow with the American Bar Foundation and a Fellow with the Wisconsin Law Foundation and serves as one of the State Bar of Wisconsin’s five Delegates to the American Bar Association’s House Delegates. He is the Co-Editor of the ABA Section of Litigation Health Law Litigation Committee’s Health Law Litigation Newsletter and of the Meritas Law Firms Worldwide’s Healthcare Newsletter.

Grant has been selected for inclusion in The Best Lawyers in America®.  He has an AV–Preeminent Peer Review Rating™ with Martindale-Hubbell®, which "reflects an attorney who has reached the heights of professional excellence, has usually practiced law for many years and is recognized for the highest levels of skill and integrity."  He has a 10.0 out of 10.0 rating by Lawyergist, a national attorney rating service which uses a mathematical model to rate attorneys based on experience, professional achievements, industry recognition and professional conduct.

Grant Assists Clients With:

• Complex Litigation
• Commercial and Business Litigation
• Health Care Industry Litigation and Disputes
• Risk Management Counseling
• Business Counseling and Advice
• Corporate Disputes
• Contract Disputes
• Trade Secrets and Restrictive Covenant Litigation
• Tort Disputes
• Appellate Litigation
• Alternative Dispute Resolution