The Dempsey Team

Timothy M. Dempsey, a firm partner, was admitted to the Wisconsin bar in 1965, after graduation from Yale University Law School. He is a past Director of Wisconsin Lawyers Mutual Insurance Company (1988-1990). He is a member of the Wisconsin County and American Bar Associations, and a member of the State Bar of Wisconsin (Board of Governors (1975-1979), Director Bankruptcy Section (1974-1978), Director Real Property Probate and Trust Law Section (1981-1987), Treasurer (1984-1987), Chairman (1987-1989)). He is a Fellow of the American College of Trust and Estate Counsel. He practices in the areas of corporate law, commercial law, estate planning, and probate.

AREAS OF PRACTICE

• Alternative Dispute Resolution
• Business and Commercial Law
• Contracts
• Estate Planning, Probate, Estate Administration, Wills, Trusts
• International Law
• Land Use and Zoning
• Real Estate Law
• State, Local, and Municipal Law
• Taxation Law

BAR ADMISSIONS

Wisconsin, 1965
U.S. District Court Eastern District of Wisconsin, 1965
U.S. District Court Western District of Wisconsin, 1965

EDUCATION

Yale Law School, New Haven, Connecticut, 1965
LL.B.

University of Wisconsin, Madison, WI, 1962
A.B.
Major: History
Major: English
Major: Economics

Stanford University

HONORS AND AWARDS

Fellow, American College of Trust and Estate Counsel

Best Lawyers in America & for the 20th consecutive year for Trusts and Estates
1989 – Present

Wisconsin SuperLawyers
2003 – Present

SuperLawyer in the area of Estate Planning and Probate
2006 – Present

AV Rated by Martindale

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

Winnebago County Bar Association

American Bar Association

State Bar of Wisconsin, Board of Governors from 1975 – 1979

State Bar of Wisconsin, Bankruptcy Section, Director from 1974 – 1978

State Bar of Wisconsin, Real Property, Probate and Trust Law Section, Director from 1981 – 1987

Real Property, Probate and Trust Law Section
Oshkosh Truck Corporation (n/k/a Oshkosh Corp.) Director from 1983-1996

State Bar of Wisconsin, Real Property, Probate and Trust Law Section Treasurer from 1984 – 1987

State Bar of Wisconsin, Chairman from 1987 – 1989

Mr. Dempsey was named Best Lawyers in America for the 20th consecutive year. He was also named a “Wisconsin SuperLawyer” for the 3rd consecutive year.

PAST EMPLOYMENT POSITIONS

Wisconsin Lawyers Mutual Insurance Company Inc.,
Director, 1988 – 1990

Executive Vice-President Secretary and General Counsel
Oshkosh Truck Corporation (n/k/a Oshkosh Corp.) 1996-2001 (Retired)

FRATERNITIES/SORORITIES

Phi Beta Kappa

John St. Peter, a senior partner with the Firm, has been practicing law in Fond du Lac and throughout East Central Wisconsin for over 40 years. John’s practice emphasizes business, municipal, and employment law. John is licensed to practice in the State of Wisconsin, the U.S. District Courts for the Eastern and Western Districts of Wisconsin, and the Seventh Circuit Federal Court of Appeals. He is a member of the Wisconsin Bar Foundation, the State Bar of Wisconsin, the American Bar Association, and numerous specialty sections sponsored by these organizations. John also frequently serves as a mediator (covering all types of disputes) and as an independent hearing officer in Wisconsin public sector employment cases.

Charles J. Hertel, a firm partner, was admitted to the Wisconsin Bar and the U.S. District Court for the Eastern and Western Districts of Wisconsin in 1980. He is a graduate of Northwestern University School of Law. He is a member of the Winnebago County Bar Association, the State Bar of Wisconsin, and the United States Supreme Court Bar. He practices in the areas of civil litigation, business organizations, commercial law, secured transactions, and real estate.

AREAS OF PRACTICE

• Banking and Finance Law
• Bankruptcy
• Business and Commercial Law, Organizations
• Civil Litigation and Appeals
• Construction Law
• Debtor/Creditor
• Labor and Employment Law – Employer
• Land Use and Zoning
• Landlord/Tenant
• Natural Resources Law
• Real Estate Law
• Trademark Law
• 50% of Practice Devoted to Litigation

BAR ADMISSIONS

Wisconsin, 1980
U.S. District Court Eastern District of Wisconsin, 1980
U.S. District Court Western District of Wisconsin, 1980

EDUCATION

Northwestern University School of Law, Chicago, Illinois, 1980
J.D.

University of Wisconsin, Madison, Wisconsin, 1977
B.S.
Honors: Summa cum laude

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

Winnebago County Bar Association
State Bar of Wisconsin

Heath G. Mynsberge, a firm partner, was admitted to the Wisconsin bar in 2010.  He is a graduate of the University of Wisconsin with honors.  He is a member of the Winnebago County Bar Association, the State Bar of Wisconsin, the Eastern and Western Districts of Wisconsin, the Bankruptcy Courts for the Eastern and Western Districts of Wisconsin, the 7^th Circuit of the United States Court of Appeals, and U.S. Tax Court.  He practices in a number of areas, spending much of his time in litigation, business organizations and corporate law, commercial law, secured transaction, real estate, and bankruptcy.

Practice Areas:

• Civil Litigation and Appeals
• Business and Commercial Law
• Contracts
• Family Law
• Taxation and Tax Preparation
• Unfair Sales Act
• Bankruptcy, Debt, and Creditor/Debtor Law
• Estate Planning, Estate Administration, Wills, and Trusts
• Real Estate
• Construction Law
• Trademarks

Involvement in the Community:

• Oshkosh Family, Inc. – Board Member and Former President
• Omro Bow Hunters, Inc. – Board Member and Former President
• Fox Valley Young Lawyers Association – Former Co-Chair
• Winnebago County Bar Association – Former President

Awards and Recognitions:

• Super Lawyers Rising Star 2014-2022, Top-rated General Litigation Attorney

Published Cases and Appellate Experience:

• Johnson v. Mt. Morris Mutual Insurance Company, 2012 WI App 3, 338 Wis. 2d 327, 809 N.W.2d 53
• Townsend v. Neenah Joint School District, 2014 WI App 117, 358 Wis. 2d 618. 856 N.W.2d 644
• Cattau v. National Insurance Services of Wisconsin, Inc., 2015 WI App 40, 362 Wis. 2d 524, 865 N.W.2d 215
• Oral Argument before the Wisconsin Supreme Court, March 18, 2019
• Cattau v. National Insurance Services of Wisconsin, Inc., 2018 WI 107, 384 Wis. 2d 772, 921 N.W.2d 508

Terrence J. Terry Byrne established Byrne Law Office in July, 1982. Terry’s practice focuses primarily on representation of creditors and debtors in bankruptcy, representation of farmers in farm related issues, financial workouts for individuals, businesses, and farms, tax planning, and tax litigation.

Terry was born and raised on a dairy farm in Freedom Wisconsin and has extensive knowledge and multiple decades of experience when it comes to representation of farmers. Growing up in a farming family himself, Terry knows the difficulties that Wisconsin farmers face and has the ability to help them overcome those difficulties by combining his farming knowledge with his legal knowledge in the areas of bankruptcy, tax, and business law. Terry prides himself in being the “go to guy” for farmers facing financial difficulties in Central Wisconsin.

Terry received his J.D. from the University of Wisconsin in 1976, and was then admitted to practice in Wisconsin. He has been admitted in the federal courts for the Eastern and Western Districts of Wisconsin, the Seventh Circuit Court of Appeals, and the United States Tax Court.

Terry served two terms on the Board of Directors for the Bankruptcy, Insolvency and Creditors’ Rights Section, and one term on the Board of the Taxation Section of the State Bar of Wisconsin. Terrence Byrne is also a licensed C.P.A.

In his free time, Terry enjoys spending quality time with his wife Joanne, their three sons, and their grandchildren. Terry also enjoys spending time outdoors hiking, biking, golfing, traveling, and photography. In the last decade, Terry and Joanne have visited numerous international travel destinations in Asia, Europe, and Central and South America. Clients visiting the office are welcomed and encouraged to view photographs documenting Terry’s travels. Terry also enjoys spending time in Fort Myers, Florida, where he goes to escape the cold winter months.

Areas of Practice

• Creditors and Debtors
• Tax Planning
• Tax Litigation
• Bankruptcy

Certification/Specialties

• Certified Public Accountant (C.P.A.)

Bar Admissions

• Wisconsin, 1976
• U.S. District Court Eastern District of Wisconsin, 1976
• U.S. District Court Western District of Wisconsin, 1976
• U.S. Bankruptcy Court Eastern District of Wisconsin, 1976
• U.S. Bankruptcy Court Western District of Wisconsin, 1976
• U.S. Court of Appeals 7th Circuit, 1976
• U.S. Tax Court, 1983

Education

• University of Wisconsin, Madison, Wisconsin, 1976 J.D.
• University of Wisconsin, Eau Claire, Wisconsin, 1972 Bachelor of Arts
• Honors: Magna cum laude

Professional Associations and Memberships

• State Bar of Wisconsin, Bankruptcy Board of Directors
• State Bar of Wisconsin, Insolvency and Creditor’s Right Section Board of Directors
• State Bar Wisconsin, Taxation Section Board

Matt Parmentier, a firm partner, was admitted to the Wisconsin Bar in 2009 after graduating Summa cum laude from the Michigan State University College of Law where he served as an Associate Editor of the Michigan State Law Review. Matt focuses his practice on the areas of municipal law, employment law, and school law and serves as municipal attorney to dozens of municipalities and special use districts throughout Wisconsin. Matt regularly presents to groups such as the Wisconsin Towns Association, the Administrative and Local Government Section of the State Bar of Wisconsin, and the Fond du Lac Area Human Resources Association. Matt is the current Chairperson of the Administrative and Local Government Section of the State Bar.

Areas of Practice

• Municipal Law
• Employment Law
• School Law
• Zoning and Land Use

Education

Michigan State University College of Law, East Lansing, Michigan
Juris Doctor, Summa cum laude, 2009

Michigan State Law Review
Jurisprudence Achievement Award – State and Local Government Law

University of Wisconsin-Oshkosh, Oshkosh, Wisconsin
Bachelor of Business Administration, Magna cum laude, 2006

Brian D. Hamill, a firm partner, was admitted to the Wisconsin bar in 2000. He is a graduate of Marquette University Law School. He is a member of the State Bar of Wisconsin, the American Bar Association, the Wisconsin Academy of Trial Lawyers, and the Winnebago County Bar Association. He practices in the areas of civil litigation, general practice, business formation, and municipal law.

AREAS OF PRACTICE

• General Practice
• Business and Corporate Law
• Civil Litigation
• Business Formation (Limited Liability Companies (LLCs), Corporations, S. Corporations, Limited Liability Partnerships (LLPs), and Partnerships)
• Municipal Law
• Real Estate
• Banking and Finance
• Personal Injury
• Estate Planning
• Contracts
• Intellectual Property
• Zoning and Land Use
• Family Law/Divorce
• Sports Law
• Appeals
• Creditor/Collection Law

BAR ADMISSIONS

Wisconsin, 2000

U.S. District Court Eastern District of Wisconsin, 2000

EDUCATION

Marquette University Law School, Milwaukee, Wisconsin, 2000
J.D.

St. Norbert College, De Pere, Wisconsin, 1997
B.A.
Major: History

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

State Bar of Wisconsin
American Bar Association
Wisconsin Academy of Trial Lawyers
Winnebago County Bar Association

FRATERNITIES/SORORITIES

Pi Gamma Mu

Paul Rosenfeldt, a firm partner, was admitted to the Wisconsin Bar in 1987.  Paul attended the University of Wisconsin- Stevens Point for his undergraduate degree, and Marquette University Law School for his Juris Doctorate.  Paul was born and raised in Fond du Lac, Wisconsin.  After his graduation from Marquette, Paul returned to his hometown and has been proudly serving the Fond du Lac community for the past 35 years.  He is a member of the Wisconsin Bar Association, and the Wisconsin Towns Association.  He practices in the areas of business law, municipal law, probate, and trust and estate planning.

AREAS OF PRACTICE

• Estate Planning
• Business Law
• Commercial Litigation
• Municipal Law
• Trust Law
• Probate

PROFESSIONAL INVOLVEMENT:

• Wisconsin Bar Association
• Wisconsin Towns Association
• Director- Bristol Morgan Bank

INVOLVEMENT IN THE COMMUNITY:

• Past director and President of Fond du Lac YMCA
• Director UW-FdL Foundation
• Fond du Lac Lutheran Home

EDUCATION

Marquette University Law School, Milwaukee, Wisconsin

Juris Doctor, 1987

University of Wisconsin- Stevens Point, Stevens Point, Wisconsin

Ronald Hammer was born and raised in Fond du Lac, Wisconsin. After graduating from the University of Wisconsin, Madison, he served as a law clerk for the Court of Appeals in Waukesha, Wisconsin, and then returned to Fond du Lac to establish his legal practice. Ron has served as an instructor on negotiable instruments and estate planning, and has been involved with a number of local civic and charitable organizations.

Ron has received the Distinguished AV Peer Rating and Client Distinction Award from Martindale-Hubbell. He is a past member of the Office of Lawyer Regulation, District 3 Investigative Committee, the Wisconsin Bar Association Fee Arbitration Panel, and a past President of the Fond du Lac County Bar.

Ron has advised Fond du Lac clients regarding their estate planning, probate, trust administration, real estate, and business matters for more than 40 years. He has devoted a great deal of time and effort to developing his knowledge in these areas of the law and always tries to provide sound, practical advice for his clients.

William E. Buchholz, of counsel to the firm, was admitted to the Wisconsin bar in 1977, after graduation from Stanford University Law School. He has practiced law in the Waupun, Wisconsin area for his entire 41-year career, serving basically the same clientele while being a partner in several law firms, including Grant, Buchholz, Sias and Hoeper Law Offices, Buchholz and Sias Law Offices LLC, and Buchholz & Busch-Ell Law Office LLC. Mr. Buchholz was a Wisconsin State Bar Fee Arbitration panel member for more than 20 years and also served as the vice-chair of the Wisconsin State Bar Committee on the Resolution of Fee Disputes. In addition, for many years, he was a member, and eventually a chairperson, of the District 13 Committee of the Office of Lawyer Regulation. Among other endeavors, he has been the vice-chairman of the Waupun Memorial Hospital Board of Directors, the City Attorney for Waupun, a speaker at numerous continuing legal education seminars, and a long-time hockey coach and player. He is presently semi-retired.

AREAS OF PRACTICE

• Semi-retired
• Business Law
• Estate Planning, Probate, Estate Administration, Wills, Trusts
• Real Estate Law
• Taxation Law

BAR ADMISSIONS

• Wisconsin, 1977
• U.S. District Court Eastern District of Wisconsin, 1977
• U.S. District Court Western District of Wisconsin, 1977

EDUCATION

• Stanford University Law School, Palo Alto, California, 1977 J.D.
• University of Wisconsin, Madison, Wisconsin, 1974 B.A.

Ryan M. Plisch is currently of counsel to Dempsey Law firm. Ryan was admitted to the Wisconsin state bar in 2010 after graduating with honors from the University of Wisconsin Law School. Ryan’s practice focuses on business and corporate law issues, estate planning, and real estate.

AREAS OF PRACTICE

• Mergers and Acquisitions
• Business and Corporate Law
• Real Estate Law
• Estate Planning and Administration

BAR ADMISSIONS

• Wisconsin, 2010
• U.S. District Court Eastern District of Wisconsin, 2010
• U.S. District Court Western District of Wisconsin, 2010

EDUCATION

• J.D., cum laude, 2010 University of Wisconsin-Madison School of Law
• B.S., cum laude, 2007 University of Wisconsin-Oshkosh

AWARDS AND RECOGNITIONS:

• Super Lawyers Rising Star 2012, 2021-2022, Top rated business & corporate attorney

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

• State Bar of Wisconsin
• Wisconsin Licensed Real Estate Broker

Samuel (Sam) Jack, Of Counsel to the Firm, focuses his practice on municipal law, government contracts, and civil litigation.  He has significant experience advising government agencies and companies in contract negotiations and disputes, and is a subject matter expert on small business contracting, grant compliance, and bid protests.  Prior to joining Dempsey, Sam was an attorney with the U.S. Agency for International Development’s Office of the General Counsel.  Previously, he worked in the Washington, D.C. office of an international law firm, representing defense and aerospace clients in federal litigation and in mergers and acquisitions.  He is a graduate of the University of Wisconsin-Madison (BA) and the George Washington University Law School (JD) and currently resides in Cedarburg, WI.

Coming Soon!

Alana Busch-Ell, a firm associate, was admitted to the Wisconsin Bar in 1989. She is a graduate of the University of North Dakota School of Law. She has practiced law in the Waupun, Wisconsin area for her entire 30-year career. She has served as a contract Guardian ad Litem for Dodge County since 1993.

Areas of Practice

General Practice
Family Law
Juvenile Law
Adult Guardianship
Minor Guardianship
Creditor/Collection Law

Bar Admissions

Wisconsin, 1989

Education

University of North Dakota, 1986 B.A.
University of North Dakota School of Law, 1989

Professional Associations and Memberships

State Bar of Wisconsin
Dodge County Bar Association
Fond du Lac County Bar Association
Wisconsin Inter-Professional Committee of Divorce

Alex Ackerman, a firm associate, was admitted to the Wisconsin state bar in 2016, after graduating from Marquette University Law School where he was a member of the Moot Court Executive Board and participated at the Ruby R. Vale Interschool Corporate Law Moot Court Competition in Delaware. During the competition, Alex was a member of a team that was awarded “Best Brief” and advanced to the quarterfinals.

Attorney Ackerman has also been admitted to practice in the Eastern and Western U.S District Courts. Primarily Alex focuses his practice on the areas of municipal law, employment law, school law, and litigation.

AREAS OF PRACTICE

• Municipal Law
• Employment Law
• School Law
• Zoning and Land Use
• Business Law
• Civil Litigation

EDUCATION

Marquette University Law School, Milwaukee, Wisconsin, Juris Doctor, 2016
Honors: Dean’s List, Fall 2015
CALI Award (highest grade): Mediation Advocacy

Leadership: Moot Court Executive Board, Associate Justice of the National
Moot Court Competition

University of Wisconsin-Madison, Madison, Wisconsin
Bachelor of Science in Political Science, 2012
Honors: Dean’s List, 2 semesters

AWARDS AND RECOGNITIONS:

• Super Lawyers Rising Star 2020-2022, Top rated state, local & municipal attorney

Professional Experience

Lee concentrated in government law after completing a judicial clerkship/mediator position. Lee gained a unique experience by serving at the Wisconsin Towns Association from 2007 through 2015, where he traveled throughout Wisconsin to provide presentations on legal education to municipal officials, was a state-registered lobbyist, and heard about every issue experienced by a Wisconsin town. The chances are excellent that Lee has either been to your town or at least knows where it is, and that he is already familiar with your kinds of issues.

Lee began 2016 by joining private legal practice where he continues to work with all manner of municipal entities and issues. Lee acts as legal counsel, prosecutes violations, conducts hearings, and represents clients in civil litigation.

Education

• B.A., University of Wisconsin – Madison (2001)
• J.D., University of Wisconsin – Madison (2005)

Admitted to Practice

• Wisconsin Supreme Court
• U.S. District Court for the Western District of Wisconsin
• U.S. District Court for the Eastern District of Wisconsin

Bar Associations

• State Bar of Wisconsin
•  Marathon County Bar Association

Professional Activities

• Marathon County Bar Association, President (2019-2020)
• State Bar of Wisconsin Young Lawyers Division, Board member (2009-2016), and President (2013-2014)
• State Bar of Wisconsin delegate to the American Bar Association House of Delegates (2011-2013)
• Previously active in La Crosse and Green Bay area bar associations (2005-2007; 2007-2015)

Civic Activities

• Wausau Curling Club

James (Jim) Miller joined the Dempsey Law Firm in December of 2021. Jim brings substantial legal experience in the areas of Appeals, Consumer Protection, and Landlord-Tenant. He was admitted to the State Bar of Wisconsin in 2007 after graduating cum laude from the University of Wisconsin Law School. During his time at the UW Law School, Jim represented clients in state and federal courts in both the Criminal Appeals Project and the nationally recognized Wisconsin Innocence Project. He also interned for the Wisconsin Director of State Courts, authoring a research report on Wisconsin jury reform published on the Wisconsin courts website. Following law school, Attorney Jim Miller served as a judicial law clerk to several judges, including a lengthy stint at the Wisconsin Court of Appeals. Prior to his legal career, in what he jokingly refers to as a former life, Jim served nine years as a firefighter in the U.S. Army Reserve. He is a past President of the Marathon County Bar Association.

Areas of Legal Practice:

• Appeals – Civil & Criminal
• Consumer Protection
• Landlord & Tenant
• Real Estate Law

Education:

University of Wisconsin Law School, Madison, Wisconsin | Juris Doctor, cum laude, 2006
Julie Strasser Scholarship Award for community service

University of Wisconsin- Stevens Point, Stevens Point, Wisconsin | Bachelors of Science in Psychology, Political Science, & Broad-Field Social Science, cum laude, 2003

Evan M. Seibel, was born and raised in Fond du Lac, Wisconsin. After attending law school at DePaul University College of Law in Chicago, Illinois, Evan returned to his hometown of Fond du Lac to provide competent legal advice to individuals in the community he grew up in. Prior to law school, Evan attended the University of Wisconsin Platteville, graduating with Bachelor of Science degrees in political science and criminal justice.

Attorney Seibel has been admitted to practice law in Illinois, Wisconsin, and the Eastern U.S. District Court for Wisconsin. Evan primarily focuses his legal practice on the areas of estate planning, probate and trust administration, real estate, and business transactions.

Areas of Legal Practice:

• Civil Litigation
• Business Law
• Real Estate
• Probate
• Estate Planning

Bar Admissions:

• Illinois, 2018
• Wisconsin, 2019

Education:

DePaul University College of Law, Chicago, Illinois | Juris Doctor, Cum Laude

University of Wisconsin- Platteville, Platteville, Wisconsin | Bachelors degrees in Political Science and Criminal Justice, Magna Cum Laude

Chue Xiong is an associate attorney with the Dempsey Law Firm and was admitted to the Wisconsin State Bar in 2019 after graduating from Marquette University Law School. During his time at Marquette, Chue was the President of the Asian Law Student Association and the Vice President of the Space Law Association, he also served as a volunteer at the Marquette Legal Clinic. Chue primarily focuses his legal practice in the areas of Family Law, Bankruptcy Law, and Trust and Estates.

Prior to his arrival at the Dempsey Law Firm, Chue had spent the last three years helping Wisconsin families resolve their legal matters. Chue is passionate about helping others and is fluent in both English and Hmong. Prior to law school, Chue served in the United States Marine Corps and is currently a combat veteran.

We will help you. Proudly serving Wisconsin communities since 1849.
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AREAS OF PRACTICE

• Family Law
• Bankruptcy
• Trust and Estates

EDUCATION

• Marquette University Law School, Milwaukee, Wisconsin
  • Juris Doctor, 2019
• University of Wisconsin Stout, Menomonie, Wisconsin
  • Bachelor of Science (B.S.), Business Management, 2015

Chris Penza is an attorney and the chief financial officer of Dempsey Law Firm.  Chris was admitted to the Wisconsin bar in 2014, after graduating cum laude from Marquette University Law School.  Before attending law school, Chris was in the military. He is a veteran of Operation Iraqi Freedom.

AREAS OF PRACTICE

• Estate Planning
• Estate/Gift Tax Planning
• Estate/Trust Administration

education

J.D., cum laude, Marquette University Law School (2014)
B.S., University of Wisconsin-Madison (2010)
Business Operations & Entrepreneurship, Acton School of Business (2020)

Community involvement

Safety Director, Jackson County Youth Soccer League (2023-present)
Market Manager, Jackson County Farmers Market (2022-present)
Program Coordinator, Wills for Heroes (2016-2019)