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Jennifer Ellen Horwitz

About me

Harvard Law graduate.  Experienced Trial lawyer.  Federal, Superior, municipal    juvenile courts.  I also represent people involved in protection or anti-harrasmment proceedings.  I am passionate about the work and methodical and relentless in my case preparation.  I work closely with a fantastic investigator.


Languages spoken: French

Photos and videos

23311 1383618501

Contact info

2317 Market Street
Seattle, WA, 98107

Practice areas


  1. Domestic Violence: 65%
    22 years
  2. Criminal Defense: 35%
    22 years


Payment types:

Cash, Check, Credit card

Attorney endorsements

11 total 

Are you an attorney? Endorse this lawyer

  • Liza E. Burke

    I endorse this lawyer's work. Jennifer Horwitz is an incredibly strong legal mind and advocate for her clients. She is unflappable in the face of unexpected obstacles and novel issues. She dissects complicated matters quickly and communicates the critical issues to clients, courts and opposing counsel with remarkable effectiveness. I know her clients appreciate her straightforward approach, availability and effectiveness. I have the great respect for her professionalism and legal work.


    Liza Burke Domestic violence Attorney
    Relationship: Worked together on matter

  • Cassandra L Stamm

    I endorse Jennifer's work wholeheartedly. Jennifer is passionate about her cases and one of the most hard-working attorneys I have ever known. Shen she sinks her teeth into an issue she doesn't let go until she gets what she wants (and what her client needs).


    Cassandra Stamm Criminal defense Attorney
    Relationship: Fellow lawyer in community


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
PartnerLaw Office of Jennifer Horwitz PLLC2009 - Present
PartnerLaw Office of Jennifer Horwitz2009 - Present
PartnerHorwitz & Stamm PLLC2003 - Present
PartnerHorwitz & Rodriguez PLLC2000 - 2003
Staff AttorneyThe Defender Association1999 - 2000
AssociateShroeter, Goldmark and Bender1998 - 1999
Staff AttorneyThe Defender Association1994 - 1998
Association namePosition nameDuration
National Association of Criminal Defense LawyersMember2007 - Present
Washington Association of Criminal Defense LawyersMember1994 - Present
Federal District Court Western District of WashingtonAdmitted1994 - Present
Ninth Circuit Court of AppealsAdmitted1994 - Present
Washington State Supreme CourtAdmitted1994 - Present
Criminal Justice ActPanel Attorney Representative for Western District of Washington2015 - 2017
Washington Association of Criminal Defense AttorneysBoard Member2003 - 2004
Legal cases
Case nameOutcome
State of Washington v. John DoeNot Guilty
United States v. John DoeDismissed
State of Washington v. John DoeCharges not filed
See all legal cases 
School nameMajorDegreeGraduated
National Criminal Defense CollegeTrial AdvocacyN/A1995
Harvard University Law SchoolN/AJD - Juris Doctor1993
University of Michigan, Ann ArborHistory, FrenchBA - Bachelor of Arts1989
Institut d'Etudes PolitiquesPolitical Science1- Year ProgramN/A
Speaking engagements
Conference nameTitleDate
Federal Criminal DefenseDismantling the Government's Expert2016
Dealer's Choice: New Issues and Tactics for Drug DefenseEthics2014
Intern Training ProgramJury Selection2013
Sex Offense DefenseCo-Chair2010
MotionsDiscovery and the Internet2008
Northwest Trial Advocacy ProgramTrial Advocacy2007
Intern Training WeekJury Selection2007
Intern Training WeekJury Selection2006
Intern Training WeekJury Selection2005
Intern Training WeekJury Selection2003
New Lawyers' CLEJury Selection2002
Intern Training WeekJury Selection2002
For Cause ChallengesFor Cause Challenges2002
Jury SelectionJury Selection2001
Intern Training WeekJury Selection2001
8th Annual Criminal Justice InstituteDefending Domestic Violence Cases2001
Motions PracticeMotions Practice2000