Skip to main content


Not yet reviewed

About me

John M. Kelly is an Oshkosh native with 42 years of experience creatively and expertly advocating for his clients. While his practice is wide-ranging, from serious personal injury suits to complex business transactions to multi-party litigation and beyond, he consistently achieves results that exceed his clients' expectations by providing the highest quality legal services to each matter he handles.

John's extensive legal training, experience and wealth of knowledge, combined with his unmatched tenacity, have made him one of Wisconsin's leading attorneys. He is rightly recognized by the Wisconsin legal community for his success, integrity, and highest level of client representation. He is a past President of the Winnebago County Bar Association and was selected to give introductory remarks before a special appearance of the Wisconsin Supreme Court in Winnebago County in 2008.

John fights tirelessly for his clients and has the skills, confidence, and experience necessary to earn first-rate results in a wide array of practice areas. He graduated from the University of Wisconsin-Madison in 1971 with a B.A. in Economics, received his J.D. from Georgetown University Law Center in 1974, and attended the Harvard School of Business Administration in 1976 and 1977. An avid outdoorsman, he lives on Lake Winnebago with his wife of over 30 years. He proudly brings his commitment to excellence to his work for his clients throughout the State of Wisconsin.


Practice areas


  1. Estate Planning: 20%
  2. Commercial Real Estate: 20%
  3. Corporate: 20%
  4. General Practice: 20%
  5. Personal Injury: 20%


Payment types:

Cash, Check, Credit card

Attorney endorsements

No endorsements

Endorsements from fellow lawyers are an important consideration for many when selecting the right attorney. Be the first to endorse your colleague!

Are you an attorney? Endorse this lawyer

Contact info

John M. Kelly, Attorney at Law, LLC

1 Pearl Ave.
Ste. #507
Oshkosh, WI, 54901


DCActive 197505/24/2015
WIGood Standing197403/16/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
OwnerJohn M. Kelly, Attorney at Law, LLC2011 - Present
Managing PartnerDempsey, Williamson, Kelly & Hertel, LLP2003 - 2011
AttorneyDempsey, Williamson, Kelly & Hertel, LLP1977 - 2011
Association namePosition nameDuration
Association of Trial Lawyers of AmericaMemberN/A
Wisconsin Academy of Trial LawyersMemberN/A
State Bar of WisconsinMemberN/A
District of Columbia BarMemberN/A
Winnebago County Bar AssociationPresident1996 - 1997
Legal cases
Case nameOutcome
Central Corp. v. Research Prods. Corp., 272 Wis. 2d 561Wisconsin Supreme Court ruled in favor of client and reversed Summary Judgment.
Krueger v. Wisconsin Dep't of Revenue, 124 Wis. 2d 453Wisconsin Supreme Court ruled in favor of client and reversed the assessment of income tax upon client.
See all legal cases 
School nameMajorDegreeGraduated
Georgetown University Law CenterLawJD - Juris Doctor1974
University of Wisconsin, MadisonEconomicsAB1971
Harvard School of Business AdministrationN/AN/AN/A
Speaking engagements
Conference nameTitleDate
"It's Your Law"Public Use Doctrine2013