Skip to main content
Avvo Advisor

Stop searching and get answers.

Talk to an Avvo-vetted lawyer on the phone now. 15-min call for just $39.

Learn more

Client reviews

Not yet reviewed

About Me

For more than 35 years, Michael C. Hennenberg has defended people accused of serious crimes in federal, state and municipal courts in Cleveland and Northern Ohio. During that time he has earned a reputation as an effective defense advocate for people accused of white collar crimes, health care fraud, drug crimes and other felonies.


Mr. Hennenberg also actively practices in professional licensing, attorney discipline, regulatory investigation, expungement, and post-conviction rights.


When representing you, Mr. Hennenberg will undertake a comprehensive defense effort designed to protect your rights and preserve your freedom. He will examine every aspect of your case, look at every strategy and consider every possible defense tactic. Michael C. Hennenberg can draw upon experts in various disciplines, including accountants, financial analysts, former FBI and Internal Revenue Service (IRS) agents, private investigators, polygraphists, and psychologists who can provide key advice and findings regarding the case. Thoroughness, discipline and determination — these will be the keys to a successful defense effort.


Michael C. Hennenberg has written and lectured extensively on topics in criminal law, and he is recognized as one of Ohio's leading criminal defense lawyers.


Michael is also Of Counsel with the firm of Dinn, Hochman & Potter, LLC.




·         United States Supreme Court

·         United States Court of Appeals, Sixth Circuit

·         United States District Court, Northern District of Ohio

·         United States District Court, Southern District of Ohio

·         State of Ohio




·         United States District Court for the District of South Carolina (Charleston)

·         United States District Court for the Northern District of West Virginia

·         United States District Court Middle District of Pennsylvania

·         United States District Court, Northern District of New York




Certified by the Ohio Supreme Court's Committee on the Appointment of Counsel for Indigent Defendants in Capital 


Practice Areas


  1. Criminal Defense: 20%
    41 years
  2. Tax Fraud & Tax Evasion: 20%
    41 years
  3. White Collar Crime: 20%
    41 years
  4. Federal Crime: 20%
    41 years
  5. Expungement: 20%
    30 years



Free Consultation (120 minutes)

Attorney Endorsements

1 total 

  • Douglas Paul Whipple

    I endorse this lawyer. I have known Michael for 35 years. He is tough yet professional. I have always been impressed by his intelligence and wisdom. I have unreserved confidence in his skill and judgment.


    Douglas Whipple Litigation Attorney
    Relationship: Fellow lawyer in community

Contact Info

Dinn, Hochman & Potter, LLC

5910 Landerbrook Dr, Suite 200
Cleveland, OH, 44124-6500



Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Super LawyerOhio Super Lawyers2015
Super LawyerOhio Super Lawyers2014
Super LawyerOhio Super Lawyers2013
Super LawyerOhio Super Lawyers2012
Super LawyerOhio Super Lawyers2011
Super LawyerOhio Super Lawyers2010
Champion of Justice AwardThe Ohio Association of Criminal Defense Lawyers2010
Super LawyerOhio Super Lawyers2009
Super LawyerOhio Super Lawyers2008
Super LawyerOhio Super Lawyers2007
Super LawyerOhio Super Lawyers2006
Super LawyerOhio Super Lawyers2005
Super LawyerOhio Super Lawyers2004
Work Experience
TitleCompany NameDuration
Trial LawyerDinn, Hochman, Potter (Of Counsel)2004 - Present
Trial LawyerHennenberg Law Office1999 - 2003
Partner and Trial LawyerHennenberg & Brown1994 - 1999
Managing Partner and Trial LawyerHennenberg, Stuplinski & Zukerman1991 - 1993
Partner and Trial LawyerGreene & Hennenberg1974 - 1991
Association NamePosition NameDuration
Lake County Bar AssociationMember2014 - Present
Sixth Circuit Judicial ConferenceLife Member2003 - Present
Ohio Association of Criminal Defense LawyersCharter Member1986 - Present
Eighth District Judicial ConferenceCharter and Life Member1986 - Present
Ohio State Bar AssociationCriminal Justice Committee1984 - Present
National Board of Trial AdvocacyCriminal Law Trial Advocate1984 - Present
Cuyahoga Criminal Defense Lawyers AssociationMember and Past President1978 - Present
Cleveland Metropolitan Bar AssociationCriminal Law Committee1974 - Present
National Association of Criminal Defense LawyersN/AN/A
American Board of Criminal LawyersFellowN/A
Legal Cases
Case NameOutcome
Cuyahoga Cty. Bar Assn. v. Robert Garfield, 109 Ohio St. 3d 103 (Supreme Court of Ohio)N/A
Lake Cty. Bar Assn. v. Donald Ezzone, 102 Ohio St. 3d 79 (Supreme Court of Ohio)N/A
Pepper Pike v. Doe, 66 Ohio St.2d 374 (Supreme Court of Ohio)N/A
See all Legal Cases 
School NameMajorDegreeGraduated
Cleveland State University - Cleveland-Marshall College of LawLawJD - Juris Doctor1974
The Ohio State UniversityBusiness AdministrationBS - Bachelor of Science1970
Speaking Engagements
Conference NameTitleDate
Northern Ohio Academy of Pharmacy All Day SeminarProtecting Your Pharmacists License2012
Lorman Education Services - Legal Ethics SeminarLegal Ethics2011
Ohio Association of Criminal Defense Lawyers - Death Penalty SeminarEthical Considerations in connection with Ohio's New Discovery Rules in Criminal Cases2010