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About me

Please visit our firm's website:


Our firm is a general practice lawfirm and we represent people all across Michigan.


My practice is focused extensively on the areas of criminal defense and real-estate law. I worked in the real-estate business prior to attending law school.


I graduated from Michigan State University College of Law, where I served as a Notes Editor and editorial board member for the Michigan State Law Review. I worked in the real-estate business prior to attending law school.


Please feel free to contact us for more information.




Photos and videos

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Practice areas


  1. Criminal Defense: 55%
    9 years
  2. Real Estate: 30%
    9 years
  3. Litigation: 10%
    9 years
  4. Debt Settlement: 5%
    6 years



Free consultation (30 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

12 total 

Are you an attorney? Endorse this lawyer

  • Lyle Dickson

    I endorse this lawyer.


    Lyle Dickson Criminal Defense Attorney
    Relationship: Other

  • Craig A. Davis

    He is an aggressive and reliable attorney. I have worked with him on many cases and he works extremely hard for his clients.


    Craig Davis Criminal Defense Attorney
    Relationship: Fellow lawyer in community

Contact info

Jacob P. Sartz IV, Attorney

Crowley, Cornish, Rockafellow, & Sartz, PLLC
3737 Lake Eastbrook Blvd., Ste. 503
Grand Rapids, MI, 49546


MIActive And In Good Standing200611/03/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Juris Prudence Awards, Admiralty & Air Pollution Law and PolicyMichigan State University College of Law2005
Dean's ListMichigan State University, College of Law2005
Juris Prudence Award, RWA 1Michigan State University College of Law2004
Work experience
TitleCompany nameDuration
MemberCrowley, Cornish, Rockafellow, & Sartz2014 - Present
ProprietorJacob P. Sartz IV, Attorney at Law2007 - 2013
Association namePosition nameDuration
State Bar of Michigan, Criminal SectionN/A2012 - Present
MSU College of Law, Alumni AssocationN/A2012 - Present
Lansing Catholic Lawyers GuildN/A2011 - Present
Young Lawyers Section, Ingham County Bar AssocationTreasurer2008 - 2011
Michigan State University Law ReviewNotes Editor2005 - 2006
Michigan State University Law ReviewStaff2004 - 2005
Legal cases
Case nameOutcome
People v KPFalse Imprisonment, Felony, Dismissed
People v RJHome Invasion 1st, Felony, Dismissed
City of Grand Rapids v RTAssault Charge, Misdemeanor, Dismissed
See all legal cases 
Publication nameTitleDate
Ingham County Legal News"Resources For Young Criminal Defense Attorneys"2009
School nameMajorDegreeGraduated
Michigan State University College of LawLawJD - Juris Doctor2006
Saint Michael's CollegeHistoryBA - Bachelor of Arts2001