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About me

You can call Petit & Dommershausen at (920) 739-9900.  We are committed to providing personalized, hands-on service. We make sure your interests are clearly articulated and defended, whether you are accused of a crime, going through a difficult divorce or custody fight, or need to get or defend against a restraining order.




Languages spoken: English, French

Photos and videos

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Practice areas


  1. Divorce: 100%
    4 years, 150 cases



Hourly ($195/hour), Retainer (always)

Payment types:

Cash, Check, Credit card

Attorney endorsements

73 total 

Are you an attorney? Endorse this lawyer

  • Brian T. Kane

    I endorse this lawyer. Atty. Walczak is a smart and dedicated advocate for her clients.


    Brian Kane Criminal defense Attorney
    Relationship: Co-worker

  • Nathaniel J. Wojan

    Ms. Walczak is a highly knowledgeable and skilled attorney. A great choice for your legal needs. I endorse this lawyer.


    Nathaniel Wojan Criminal defense Attorney
    Relationship: Co-worker

Contact info

Petit & Dommershausen SC

1650 Midway Road
Menasha, WI, 54952

Petit & Dommershausen SC

2001 Bowen Street
Oshkosh, WI, 54901

Petit & Dommershausen SC

2050 Riverside Dr
Green Bay, WI, 54301



WIGood Standing201203/27/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Superb Attorney RatingAvvo2015
Contributor Level 10Avvo2015
Contributor Level 9Avvo2015
Excellent Attorney RankingAvvo2014
Contributor Level 7Avvo2014
Fox Cities Future 15 NomineePulse/Appleton Post Crescent2014
Contributor Level 8Avvo2014
Very Good Attorney RatingAvvo2014
Good Attorney RatingAvvo2013
Cum LaudeMarquette University2008
Outstanding Leadership in a Community Service OrganizationMarquette University Office of Student Development2008
Work experience
TitleCompany nameDuration
AssociatePetit & Dommershausen2012 - Present
Student Practitioner/InternMilwaukee County District Attorney's Office2011 - 2012
Student MediatorMilwaukee County Small Claims Mediation Clinic2011 - 2011
Legal InternDisability Rights Wisconsin2011 - 2011
Legal InternDivorce Financial Solutions2010 - 2012
Student VolunteerMilwaukee County Family Law Self-Help Desk2009 - 2010
Association namePosition nameDuration
ChickenfestBoard Member2015 - Present
Legal Assistance ClinicVolunteer Attorney2015 - Present
Outagamie Conservation ClubMember2015 - Present
Kiwanis Club of DarboyBoard of Directors2014 - Present
Outagamie County Bar AssociationCommittee Member2014 - Present
Winnebago County Bar AssociationAttorney Member2013 - Present
State Bar of Wisconsin, Family Law SectionAttorney Member2013 - Present
State Bar of Wisconsin, Criminal Law SectionAttorney Member2013 - Present
Special OlympicsVolunteer2013 - Present
Outagamie County Bar AssociationAttorney Member2012 - Present
State Bar of WisconsinAttorney Member2012 - Present
Fox Valley Young Lawyers AssociationAttorney Member2012 - Present
Super Science SaturdayChairperson2012 - Present
KiwanisMember2010 - Present
Marquette University Alumni AssociationMember2008 - Present
Collaborative Family Law Council of WisconsinAttorney Member2012 - 2013
Association of Women Lawyers (Wisconsin)Chairperson2011 - 2012
Legal cases
Case nameOutcome
12CF**** - Brown County, WisconsinDismissed
12CM*** - Waupaca County, WisconsinDeferred Prosecution Agreement resulting in dismissal
12TR**** , Waupaca CountyDismissed
See all legal cases 
Publication nameTitleDate
Petit & Dommershausen Legal BlogDo I have to go to Mediation?2016
Petit & Dommershausen Legal BlogBenefits of Establishing Paternity2015
AVVO Legal GuidesBenefits of Establishing Paternity (Other Than Child Support)2014
AVVO Legal GuidesProperly Identify Retirement Plans Before Dividing in a Divorce2014
School nameMajorDegreeGraduated
Marquette University Law SchoolN/AGuardian ad Litem Certification2012
Marquette University Law SchoolLawJD - Juris Doctor2012
Marquette University Law SchoolPsychologyBA - Bachelor of Arts2008
Stevens Point Area Senior HighN/AHigh School Diploma2005
Speaking engagements
Conference nameTitleDate
Fox Valley Technical CollegeParalegal Class: Property Division and Constructing Marital Settlement Agreements2015
Culminating EventSpecial Olympics - Young Athletes2015
Board MeetingCommittee Update2014
International ConventionCircle K International Club Treasurers Workshop2007