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Lawyer Profile

Image of Grant C. Killoran

Grant C. Killoran

O'Neil, Cannon, Hollman, DeJong & Laing S.C.
  • Recognized Since:
    2015
  • Recognized in:
    Commercial Litigation
    Litigation - Health Care
  • Lawyer Page:
    http://www.wilaw.com/attorney/...
  • Website:
    https://www.wilaw.com
  • Firm's Phone Number:
    414.276.5000
  • Phone Number:
    414.276.5000
  • E-mail:
    grant.killoran@wilaw.com
  • Location:
    111 East Wisconsin Avenue, Suite 1400
    Milwaukee, WI 53202
  • LinkedIn

Grant Killoran is a shareholder with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C. and the immediate Past 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 listed in The Best Lawyers in America® in the practice areas of Commercial Litigation and Litigation-Health Care. 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 Avvo, a national attorney rating service which uses a mathematical model to rate attorneys based on experience, professional achievements, industry recognition and professional conduct.  

Grant is a member of the American Bar Association’s Board of Governors and the ABA House of Delegates. He is a Life Fellow of the American Bar Foundation and a Fellow of the Wisconsin Law Foundation. He is the Co-Chair of the American Bar Foundation for the State of Wisconsin.  

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  • Lawyer Bio
  • Client Comments
  • Lawyer Practice Areas
  • Firm Details
  • Case History

Lawyer Bio

Grant Killoran is a shareholder with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing S.C. and the immediate Past 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 listed in The Best Lawyers in America® in the practice areas of Commercial Litigation and Litigation-Health Care. 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 Avvo, a national attorney rating service which uses a mathematical model to rate attorneys based on experience, professional achievements, industry recognition and professional conduct.  

Grant is a member of the American Bar Association’s Board of Governors and the ABA House of Delegates. He is a Life Fellow of the American Bar Foundation and a Fellow of the Wisconsin Law Foundation. He is the Co-Chair of the American Bar Foundation for the State of Wisconsin.  

Read more on firm website
  • Affiliations
  • Award List
  • Additional Information

Affiliations:

  • -

Recognized in The Best Lawyers in America for work in:

  • Commercial Litigation
  • Litigation - Health Care
 

Awards:

Special Focus:

  • COVID-19
 

Additional Information:

 

Lawyer Client Comments

-

Lawyer Practice Areas

Key: Awarded in Best Lawyers Not Currently Awarded for this Area in Best Lawyers

Firm Details

Image for O'Neil, Cannon, Hollman, DeJong & Laing S.C. View Firm Profile
O'Neil, Cannon, Hollman, DeJong & Laing S.C.
https://www.wilaw.com
 
Headquarters
111 East Wisconsin Avenue, Suite 1400
Milwaukee, WI 53202
414-276-5000
3 Office Locations
in 1 Country

United States

United States

Wisconsin

Wisconsin

Green Bay, WI

716 Pine Street

Green Bay, WI 54301

United States

920-569-1540

Get Directions

Port Washington, WI

1329 West Grand Avenue, Suite 200

Port Washington, WI 53074

United States

262-284-3407

Get Directions

Lawyer Case History

 
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