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Grant C. Killoran
About Grant
Biography
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 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 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
Practice Areas
15
Practice Areas
Fees and Rates
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Chat withLicenses
Licensed in Wisconsin for 36 years
State: Wisconsin
Acquired: 1989
Lawyer disciplined by state licensing authority in 2010
Location
O'NEIL, CANNON, HOLLMAN, DEJONG & LAING S.C.
111 E. Wisconsin Ave., Suite 1400, Milwaukee, WI, 53202
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Grant C. Killoran's Reviews
Avvo Review Score
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Grant C. Killoran's Lawyer Endorsements
"I endorse this lawyer."
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Experience
Professional misconduct
This lawyer was disciplined by a state licensing authority in 2010.
Public Reprimand issued in WI, 2010
updated on 04/23/2013Reprimand means an attorney did something wrong but may still practice law. The State gives the lawyer a public reprimand in hopes that he or she will not repeat the behavior. Details of the infraction are made part of the public record.
Honors
2019
The Best Lawyers in America®, Litigation–Health Care, Best Lawyers
2018
The Best Lawyers in America®, Litigation–Health Care, Best Lawyers
2017
The Best Lawyers in America®, Litigation–Health Care, Best Lawyers
2015
AV Preeminent 5.0 out of 5 Peer Review Rated, Martindale-Hubbell
2015
Milwaukee’s Leading Lawyers, M Magazine
2015
The Best Lawyers in America®, Litigation–Health Care, Best Lawyers
2014
Outstanding Subcommittee Chair, American Bar Association, Litigation Section
2013
Top Rated Lawyer, American Lawyer Media at Martindale-Hubbell
2012
Wisconsin's Top Rated Lawyers, "The Definitive Guide to Legal Representation in Wisconsin"
2012
Leading Lawyers - Healthcare Law & Litigation, M Magazine
2009
Wisconsin Super Lawyers, Law & Politics Magazine
2007
Wisconsin Super Lawyers, Law & Politics Magazine
2005
Wisconsin Super Lawyers, Law & Politics Magazine
1993
Community Service Award, Milwaukee Young Lawyers Association
N/A
Outstanding Health Care Litigator, Nightingale's Health Care News
N/A
AV-Preeminent Peer Review Rating, Martindale-Hubbell
N/A
Fellow, American Bar Association
N/A
AV Preeminent Rated, Martindale-Hubbell
Work Experience
2009 - Present
Litigation Practice Group Leader / Shareholder, O'Neil, Cannon, Hollman, DeJong & Laing S.C.
1900 - Present
Litigation Practice Group Chair, O'Neil, Cannon, Hollman, DeJong & Laing S.C.
1996 - 2009
Partner, Michael Best & Friedrich, LLP
Associations
2016 - Present
Meritas Health Care Industry Practice Group Steering CommitteeMember
2013 - Present
Milwaukee Debate LeagueDirector
2013 - Present
MERITAS Law Firms WorldwideU.S./Canadian Litigation Group Steering Committee
2013 - Present
Wisconsin Law FoundationFellow
2011 - Present
Decatur Lake and Mill Race AssociationDirector
2011 - Present
American Bar AssociationEditor, Section of Litigation Health Law Litigation Newsletter
2008 - Present
Milwaukee ShakespeareBoard Member
2008 - Present
Milwaukee Justice CenterVolunteer
2008 - Present
Milwaukee Bar AssociationMember, Milwaukee Justice Center Committee
2008 - Present
American Bar FoundationFellow
2002 - Present
WMSE Radio, 91.7 FMSteering Committee Member (Founding Member and DJ)
American Health Lawyers Association
Member
State Bar of Wisconsin
Member - Litigation Committees (Sports, Arts and Entertainment)
Milwaukee Bar Association
Member
American Bar Association
Member - Litigation, Health Care and Trial Practice Committees
2008 - 2011
Milwaukee Bar AssociationMember Judicial Selection Committee
2007 - 2009
American Bar AssociationCo-Chair, Section of Litigation Health Law Litigation Committee
2007 - 2009
Lex Mundi Health Care Industries Practice GroupNorth American Vice-Chair
2004 - 2005
American Bar AssociationOutstanding Newsletter Editor
2003 - 2009
American Bar AssociationDelegate, House of Delegates
2003 - 2007
American Bar AssociationEditor/Outstanding Subcommittee Chair Section of Litigation
2000 - 2004
Thomas E. Fairchild Inn, American Inns of CourtBarrister
2000 - 2002
Macalester College Alumni Association Board of DirectorsPresident (Director, 1996 - 2002)
1999 - 2000
State Bar of WisconsinMember, Multidisciplinary Practice Committee
1997 - 2000
Milwaukee Bar AssociationMember Judicial Selection Committee
1997 - 1999
American Bar Association House of DelegatesDelegate
1992 - 2000
Milwaukee Young Lawyers AssociationDirector
1984 - 1986
WMCN Radio, 91.7 FM, St. Paul, MNGeneral Manager - Music Director
Sample of Legal Cases
ProHeath Care, Inc. v. HealthEOS by MultiPlan, Inc.
Bellin Memorial Hospital, Inc. v. Bay Area Medical Center, Inc.
Specialty Tapes, LLC v. CAT Industries, LLC, et al.
W.G.&R. Furniture Company v. Boston, Inc., et al.
Jedson Engineering, Inc. v. Spirit Construction Services, Inc., et al.
Fincantieri Group, LLC v. Marine Travelift, Inc.
Royal Concrete Concepts, Inc. v. Shuttlelift, Inc.,
HarQen v. Fastaff, LLC
Orbis Corporation v. Rehrig Pacific Company
Mahoney v. Prevea Health Services Inc., et al.,
Cababa v. St. Francis Hospital, Inc.
St. Joseph Regional Medical Center v. General Growth
Myers v. Americollect, Inc., et al
Marine Travelift, Inc. v. Ascom S.p.A, et al.
Marine Travelift, Inc v. Cimolai Technology S.p.A., et al.,
Nowosad, et al. v. Synthes, Inc., et al.
Bohlman v. Aurora Health Care, Inc.,
Radiology Consultants, S.C., et al. v. Huberty, et al.
Tanke v. Prevea Clinic, Inc.
Laughlin, et al. v. ProHealth Care, Inc., et al.
Covenant Medical Center, Inc. v. Skierka, et al.
Cedar Valley Lawn Care, Inc. v. Covenant Health System, Inc.
Summers v. Hurley Health Services, et al.
The Cadle Company II, Inc. v. Bain
Boruta v. Medical College of Wisconsin
Rivera, et al. v. Network Health Plan of WI, U.S.D.C. for E.D. of WI
Fisher Scientific Company LLC v. Witte, et al.
Benitiec Australia Ltd. v. Promega Corporation, et al.
Godiwalla v. Children’s Hospital, Inc., et al.
St. Joseph Regional Medical Center v. General Growth, et al.
Fuhrmann, et al. v. Network Health System, Inc.
Soik, et al. v. Stokely, USA, Inc.,
Renaissance Faire Limited Partnership v. Flex Cable/Kirkof Group, et al.
Education
1989
University of Minnesota Law School
J.D., cum laude
1987
East China School of Law and Politics, Shanghai, People's Republic of China
1986
Macalester College, St. Paul, MN
B.A., cum laude
Speaking Engagements
2018
PINNACLE Seminar “Annual Constitutional Law Symposium 2018"
The Current State of the Second Amendment
2017
Know Your Writes: Next Level Legal Writing seminar, (Madison, WI, May 2017)
End Product: Ethical Considerations for Managing Electronic Legal Communications
2017
11th Annual Bill of Rights: Litigating the Constitution seminar, (Austin, TX, May 2017)
Electoral College: Do We Have a Democracy?
2016
With Liberty & Justice: A Constitutional Law Symposium seminar, “(Milwaukee, WI, December 2016)
Quarantine in the Time of Ebola (and Now Zika)
2016
10th Annual Bill of Rights Course seminar, (Austin, TX, May 2016)
Abortion: Where Have We Been and Where Are We About to Go? A Review of Current Cases Before the United States Supreme Court
2015
Website article
Local Court Rules in Wisconsin
2015
State Bar of Texas 9th Annual Bill of Right Course seminar
Ebola Panic–When Public Health Concerns Confront the Constitution
2014
Trending Topics in Business Litigation seminar
“Commercial Arbitration: An Overview of Arbitration in the United States and Abroad and Some Thoughts on Contractual Arbitration Clauses”
2014
Hot Legal Topics for Small and Solo Practitioners seminar
“Computer Technology in Legal Practice”
2013
Trending Topics in Business Litigation
“Managing E-Discovery and Electronically Stored Information: Recent Developments and Some Practical Considerations”
2013
Hot Topics for In-House Counsel
“Ethical (and Practical) Considerations for Managing E-Discovery and Electronically Stored Information”
2012
Trending Topics in Business Litigation
“E-Discovery: The Wisconsin Rules of Civil Procedure and Some Practical Considerations for Managing Electronically Stored Information”
2012
Medical Records Law in Wisconsin
“Responding to Requests for Protected Health Information in Wisconsin”
2012
In-house seminar
“Formal Ethics Opinion EF-12-01: The Transmission and Receipt of Electronic Documents Containing Metadata”
2010
Moderator
“Legal Ethics: A Review and Update, Including Emerging Issues”
2010
Hot Topics for In-House Counsel
“E-Discovery: The New Wisconsin Rules of Civil Procedure and Some Ethical Considerations for Managing Electronically Stored Information”
2008
Lex Mundi North American Regional Conference
"Antitrust and Electronic Data Considerations for the Health Care Industry"
2007
Lorman Education Services' Medical Records Law in Wisconsin seminar
"Responding to Discovery, Subpoenas, Court Orders and Law Enforcement"
2007
Lex Mundi North American Regional Conference
"Aligning Resources to Practice and Industry Groups"
2007
American Conference Institute's Summit on Healthcare Complex Litigation
"Posturing the Case in the Client's Favor: Advanced Strategic Considerations for Achieving Early Success"
2004
American Board of Quality Assurance and Utilization Review Physicians
"Can Patient Safety Initiatives Succeed Without Tort Reform?"
1999
Effective Ways to Protect Your Business When Selling or Purchasing Goods in Wisconsin
“The Do’s and Don’ts for When Disputes and Litigation Approach and Effective Ways to Protect Your Business When Selling or Purchasing Goods in Wisconsin”
1998
Lead Actor
Storm Clouds–The Trial of Sherman Booth
1997
Nuts & Bolts for New Lawyers seminar
“Working with New Clients and Client Development"
Publications
2017
Editor, American Bar Association (2003–2007, 2011–present) (ABA Outstanding Subcommittee Chair 2004, 2007 and 2014) (ABA Outstanding Newsletter Editor 2005)
Section of Litigation Health Law Litigation Newsletter
2017
Author and Speaker, State Bar of Texas 11th Annual Bill of Rights: Litigating the Constitution seminar, (Austin, TX, May 2017)
Electoral College: Do We Have a Democracy?”
2017
Author, American Bar Association Section of Litigation Health Law Litigation Newsletter (Spring 2017)
American Bar Association House of Delegates Update
2016
Wilaw Website
Author, “Alternative Dispute Resolution in Wisconsin,” website article series (2016)
2016
American Bar Association
Author, “American Bar Association House of Delegates Update,” American Bar Association Section of Litigation Health Law Litigation Newsletter (Summer 2016)
2016
State Bar of Wisconsin
Program Chair and Speaker, State Bar of Wisconsin and PINNACLE Seminars With Liberty & Justice: A Constitutional Law Symposium seminar, “Quarantine in the Time of Ebola (and Now Zika)”
2016
State Bar of Texas 10th Annual Bill of Rights Course
Author and Speaker, State Bar of Texas 10th Annual Bill of Rights Course seminar, “Abortion: Where Have We Been and Where Are We About to Go? A Review of Current Cases Before the United States Supreme Court” (Austin, TX, May 2016)
2015
Website
Local Court Rules in Wisconsin
2015
American Bar Association Section of Litigation, Health Law Litigation Newsletter
American Bar Association House of Delegates Update
2014
website article
“An Update on Developments Regarding the Wisconsin and Federal Rules Governing E-Discovery"
2011
website article
“New Wisconsin Rules of Civil Procedure Governing E-Discovery and Electronically Stored Information"
2008
PLC Cross-Border
“Doing Business in United States: Wisconsin”
2008
American Bar Association Section of Litigation Health Law Litigation Newsletter
“American Bar Association House of Delegates Update”
2004
website article
“Courts Reject Antitrust Challenges to Hospital Exclusive Provider Contracts”
2003
website article
“Courts Continue to Reject Physician Challenges to Hospitals’ Medical Exclusive Contracts”
2002
website article
“Hospital Medical Exclusive Contracts Find Favor in the Nation’s Courts”
N/A
Editor, University of Minnesota School of Law T (1988–1989)
The Journal of Law and Inequality
N/A
Editor, American Bar Association Section of Litigation (2003–2007, 2011–present)
Health Law Litigation Newsletter
Languages
English