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Jeffrey Daniel Muntz
About Jeffrey
Biography
Mr. Muntz began his career as an Assistant State’s Attorney at the DuPage County State’s Attorney’s Office in Wheaton, Illinois. Jeff served in that capacity for over 7 years, with the last 5 years of that position handling felony offenses. Mr. Muntz conducted numerous bench and jury trials as a prosecutor, ranging from First Degree Murder to traffic offenses. He was awarded the Misdemeanor Division Prosecutor of the Year in 2006.
Before he left that position in 2012, Mr. Muntz was assigned to that office’s Domestic Violence and Child Protection Unit, where he prosecuted serious felony cases that included violations of orders of protection, domestic battery cases, internet crimes against children, physical crimes against children, and home invasions. Jeff brings a wealth of courtroom and trial experience to Goostree Law Group
Mr. Muntz is a native of Spring Valley, Illinois. He resides in DuPage County with his wife and two daughters.
Practice Areas
5
Practice Areas
Fees and Rates
Cost
Payment Methods
- Cash
- Check
- Credit Card
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Chat withLicenses
Licensed in Illinois for 20 years
State: Illinois
Acquired: 2005
No misconduct found
Location
Goostree Law Group
555 S Randall Road, Suite 200, Saint Charles, IL, 60174-5918
Goostree Law Group - Wheaton Office - by Appointment Only
400 Knoll Street, Suite B, Wheaton, IL, 60187
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Jeffrey Daniel Muntz's Reviews
Avvo Review Score
36 Client Reviews
Filter Avvo Reviews (36)
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Practice Areas
What Clients Mention
Advocacy (20)
Case Results (19)
Recommendation (19)
Professionalism (18)
Communication Style (14)
General Knowledge (13)
Practice Area Knowledge (13)
Responsiveness (13)
Character & Conduct (11)
Compassion (11)
Trustworthiness (6)
Cost of Services (4)
Staff & Support (2)
Payment Plans (1)
Punctuality (1)
Showing 1 - 5 of 9 reviews | Family
Posted by Risa | March 03, 2026 | Hired Attorney | Family
Exceptional Representation with Integrity and Care
Jeff represented me in a relocation matter during a very challenging time, and I could not have asked for better counsel. He is exceptionally professional, prompt, and precise — yet also genuinely caring and sincere. What stood out most was his integrity and commitment to fairness. He advocates stro...
Posted by anonymous | February 19, 2026 | Hired Attorney | Family
Practical and Professional Representation
Jeff provided clear guidance and a balanced perspective during a complicated process. He helped me think through decisions carefully and kept the focus on practical outcomes rather than unnecessary escalation. I appreciated his responsiveness and his ability to explain legal considerations in plain t...
Posted by anonymous | February 18, 2026 | Hired Attorney | Family
Jeff Muntz Review
Jeff Muntz has been my attorney since late 2022. He successfully helped bring a very contentious parenting time dispute to a conclusion and is currently representing me in another highly contested custody matter. I have personally seen Jeff litigate in court. He is strategic, composed, and extreme...
Posted by Frank | October 28, 2020 | Hired Attorney | Family
Great Family Attorney
Jeff was a great attorney. I had a very odd child custody agreement from out of state. He brought it into the state and did an amazing job representing me. I didn't always understand what was going on but Jeff made sure I was given a fair amount of time. Jeff put some points in my allocation at the t...
Posted by Allen | January 17, 2020 | Hired Attorney | Family
A Great Attorney
Jeff was an amazingly thorough attorney in helping me fight a very difficult family/divorce case. He reminded me of a bulldog in the way he took on the opposing party and won. I would highly recommend Jeffrey Muntz to represent you if you are looking for someone who listens well and then defends w...
Jeffrey Daniel Muntz's Lawyer Endorsements
Rosemary Kostopoulos
Divorce and separation lawyer | Apr 20
Relationship: Opposing Counsel on matter
"Jeff Muntz is an attorney that I happily endorse, as an upstanding member of the legal community and a strong advocate for clients."
"Jeff Muntz is a top notch attorney who is well respected by the entire legal community. This is an attorney that I would trust my family members and closest friends to, and whom I proudly endorse!"
"Jeff Muntz is a great lawyer with formidable legal skills; strongly liked and respected by the lawyers and judges in the legal community. This is an attorney that I absolutely endorse!"
"I have worked opposite Mr. Muntz on two cases in Kane County. He certainly advocated his client's position, but did so without creating unnecessary conflict."
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Experience
Honors
2018
Member, Elite Lawyer
2016
10 Best for Client Satisfaction, American Institute of Criminal Law Attorneys
2016
2016 Emerging Lawyer, Leading Lawyers Network
2016
Equity Partner, Goostree Law Group, P.C.
2016
10 Best for Client Satisfaction, American Institute of Family Law Attorneys
2015
Top 40 Under 40, National Trial Lawyers
2006
Outstanding Misdemeanor Prosecutor, DuPage County State's Attorney's Office
Work Experience
2016 - Present
Attorney, Goostree Law Group
2016 - 2016
Equity Partner, Goostree Law Group, P.C.
2012 - 2016
Associate Attorney, Shaw, Jacobs, Goostree & Associates, P.C.
2004 - 2012
Assistant State's Attorney - Felony Division, DuPage County State's Attorney's Office
Associations
2016 - Present
Illinois State Bar AssociationMember
2012 - Present
Kane County Bar AssociationMember
2011 - Present
DuPage County Bar AssociationMember
Education
2003
Valparaiso University School of Law
J.D.
2000
St. Ambrose University
B.A.
1996
Hall Township High School
Publications
2016
2016
Dupage County Bar Association
St. Charles Divorce Attorneys Recognized as Illinois Leading Lawyers
2016
Kane County Bar Association
Goostree Law Group, P.C. Reorganizing & Expanding
Languages
English