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About me

John  is Special Counsel for Inman Flynn Biesterfeld & Brentlinger, P.C. a law firm in Denver, Colorado, established in 1961.  John is charge of the family law and bankruptcy practice areas for the firm.

Experienced and knowledgeable, John helps families in transition navigate some of life's most challenging periods with exceptional representation and legal advice.  


Practice areas


  1. Divorce & Separation: 30%
    17 years, 100 cases
  2. Family: 30%
    17 years, 100 cases
  3. Child Custody: 25%
    17 years, 100 cases
  4. Bankruptcy & Debt: 10%
    17 years, 250 cases
  5. Appeals: 5%
    10 years, 10 cases



Hourly ($300/hour), Retainer (always), Free consultation (30 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

7 total 

Are you an attorney? Endorse this lawyer

  • Bailey White Mahoney

    John is an extremely experienced, strong and dedicated family law attorney who always strives to achieve the best possible outcome for his clients. When necessary, John acts swiftly and with sound judgment during contested cases and is a highly skilled advocate in the courtroom. John is also effective at resolving cases amicably by bringing creative, family-focused solutions to the table. I highly recommend John for all types of family law cases.


    Bailey Mahoney Divorce & Separation Attorney
    Relationship: Worked for lawyer

  • No photo

    I endorse this lawyer. John's advice with regard to a bankruptcy matter proved invaluable and I am happy to endorse him as an expert in the field.


    Autumn Scardina Family Attorney
    Relationship: Fellow lawyer in community

Contact info

Inman Flynn Biesterfeld & Brentlinger, P.C.

1660 Lincoln Street
Suite 1700
Denver, CO, 80264


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Top 100 LawyersAmerican Society of Legal Advocates2014
AV Peer Review RatingMartindale-Hubbell2014
Colorado Super LawyerColorado Super Lawyers2014
AV Peer Review RatingMartindale-Hubbell2013
Rising StarSuper Lawyers2013
Preeminent AV Peer RatingMartindale-Hubbell2012
Rising StarSuper Lawyers2012
Rising StarSuper Lawyers2011
Rising StarSuper Lawyers2010
Ten Most Dependable Family Law Attorneys in the WestForbes Magazine2009
Work experience
TitleCompany nameDuration
Special CounselInman Flynn Biesterfeld & Brentlinger, P.C.2013 - Present
Member/PartnerWilloughby & Eckelberry LLC2005 - Present
Associate AttorneyPolidori, Franklin and Monahon2001 - 2005
AssociateRobert Eckelberry Law Office1998 - 2001
Association namePosition nameDuration
FACESBoard Member2011 - Present
Metro Volunteer LawyersBoard Memeber2009 - Present
Family Law Section of the Colorado Bar AssociationChair2005 - Present
Legal cases
Case nameOutcome
 In re the Marriage of Ikeler, 161 P.3rd 663 (Colo. 2007)Verdict in favor of client
 In re the Marriage of Ikeler, 148 P.3d 347 (Colo. App. 2006)Verdict favorable on child support. Issue of attorney's fees addressed by Colorado Supreme Court8
In re Interest of S.N.V., and Concerning C.A.T.C., 10CA1302 (Colo. App. December 22, 2011Outcome in favor of client.
See all legal cases 
Publication nameTitleDate
Colorado LawyerThe State of Voluntary Unemployment and Underemployment in Colorado2005
School nameMajorDegreeGraduated
University of DenverN/AJD - Juris Doctor1998
University of ColoradoHistoryOther - Bachelors1994
Speaking engagements
Conference nameTitleDate
Family Law Basic SkillsMentoring2014
Family Law Basic SkillsBankruptcy2014
Family Law InstituteProgram Chair2013
Family Law Basic SkillsMentoring2013
Family Law Basic SkillsBankruptcy Basic Skills2013
Evidence PracticumEvidence2013
National Pro Bono Celebration TrainingUnbundled and Limited Representation2012
Family Law Section LuncheonJudges Panel on Business Valuations2012
Family Law Basic SkillsMentoring2012
Family Law Basic SkillsBankruptcy Basic Skills2012
National Pro Bono Celebration TrainingEvidence2011
Family Law LuncheonJudges Panel on Attorney Fees2011
Family Law Basic Skills ProgramBankruptcy Basic Skills2011
Family Law Basic SkillsMentoring2011
Evidence PracticumEvidence2011
2011 Fall ConferenceFamily Law Issues in Immigration Cases2011
American Immigration Lawyers Association LuncheonFamily Law Issues Affecting Your Immigration Practice2010
National Pro Bono Celebration TrainingAnatomy of a Family Law Case2009
Family Law UpdateBankruptcy 1012009
Family Law InstituteBankruptcy 1012009
MDIC LuncheonAllocation of Parental Responsibilities2008
Preventing Critical Financial Mistakes During DivorcesPreventing Critical Financial Mistakes During Divorces2007
Family Law LuncheonDissolution and Bankruptcy2007
Family Law InstituteWorking with the Imperfect Client: The Ten Commandments of Client Management2007
Equitable Divorce SettlementsEquitable Divorce Settlements2007
Spring UpdateRelocation2005
Domestic Law in ColoradoDomestic Law in Colorado2005
Exploring Essential Issues in Domestic LawExploring Essential Issues in Domestic Law2003