Skip to main content
John F. Brennan

John F. Brennan

Practice areas:

Business, General Practice, Divorce & Separation, Appeals

About Me

     Musilli Brennan Associates PLLC consists of five attorneys having well over 150 years of practice experience in the Michigan and Federal Courts, as well as adminsitrative law, venues.


     We care for business persons and professionals, their families, and staff in all areas of the law.  We are pleased to assist in the solving of legal in a practical and economical manner.


     While ours is a general practice firm, covering business, family, personal injury, criminal, estate planning, probate and adminstrative law, and we have also associated with other highly competitent specialist attorneys with whom we cross-refer, to provide maximum client benefit.


     We are proud to have earned the highest peer review and client ratings.


     Call us first with any legal issue, we are pleased and honored to represent and serve, first and foremost, you, the client.  Doing that has been the key to our success.  


Photos and Videos

732376 1340732823

Practice Areas

Licensed since 1976

  1. Business: 27%
    40 years
  2. Divorce & Separation: 26%
    40 years
  3. General Practice: 26%
    40 years
  4. Appeals: 21%
    40 years



Hourly ($250-350/hour)

Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

42 total 

  • Ronald Lee Burdge

    I endorse this lawyer. With years of experience and an established reputation for excellence, it is easy to recommend and endorse attorney John Brennan. I have noticed that his published answers to consumer questions on are always insightful, direct, and accurate. If you have a business law question, he clearly has the answer. If you have a problem and his office is anywhere near you, I highly recommend him to you.


    Ronald Burdge Business Attorney
    Relationship: Fellow lawyer in community

  • Edward Jacob Sternisha

    I endorse Attorney Brennan. I have followed Mr. Brennan's responses to Avvo questions for quite some time now and have always found them to be very helpful and well rooted in sound legal principles. It is evident Attorney Brennan has a passion for helping people navigate the confusing waters of the legal world. I highly recommend him and am proud to call him a Michigan colleague!


    Edward Sternisha
    Relationship: Fellow lawyer in community

Contact Info

24001 Greater Mack Ave
Saint Clair Shores, MI, 48080


MIActive And In Good Standing197603/27/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
AV Peer Review RatingMartindale-Hubbell2012
Top Lawyers in MichiganDBusiness2010
Joseph S, Burak AwardDetroit College of Law1974

Work Experience
TitleCompany NameDuration
MemberMusilli Brennan Associates PLLC1995 - Present
Memberprevious firms1976 - 1995

Association NamePosition NameDuration
Incorporated Society of Irish-American LawyersDirector2009 - Present

Legal Cases
Case NameOutcome
Cipriano v Cipriano, 289 Mich.App. 361 (2010)Trail Court's adaption of award upheld

See all Legal Cases 

School NameMajorDegreeGraduated
Detroit College of LawLawJD - Juris Doctor1976
Wayne State UniversityFinanceBS1969

Speaking Engagements
Conference NameTitleDate
ICLEPanel MemberN/A