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About me

Civic Awards and Positions;

        Guardian ad Litem Program--I began working with the program while still an Assistant State Attorney in 1987, and  continued while in private practice. I was nominated twice as West Pasco Bar Association's Pro Bono Attorney of the year for my work with the program.

       Fraternal Order of Police--Pasco County Lodge #29-- January, 1993--Present--I advise the Lodge on a variety of issues that arise during the course of their Lodge business, fundraising amd miscellaneous activities.

      Appointed in 2007 by the Florida Supreme Court and Chairman of the Bar Grievance Committee until October, 2010.

      Appointed in 1998 by the Florida Supreme Court to the Unlicensed Practice of Law Committee until 2000.

      Salesian Sisters Partner Circle, 1993-Present. Trustee 1993-1997


      West Pasco Bar Association:

              Trial Committee--Chairman--2005-2010

               Law Week--Commitee Member--Presently             

               Law Week Speaker Program--Chairman--1998-2010

              Scholarship Committee

              Executive Board of Directors-- 2008-2010

              Ethics Committee Chairman--1998--2007     


      Pasco County Criminal Defense Attorney's Association --  Chairman--2010--presently.





Photos and videos

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Practice areas


  1. DUI & DWI: 25%
    35 years
  2. Car Accident: 25%
    25 years
  3. Criminal Defense: 20%
    35 years
  4. Personal Injury: 20%
    25 years
  5. Domestic Violence: 10%
    35 years



Contingent (33-40%)

Payment types:

Cash, Check

Attorney endorsements

13 total 

Are you an attorney? Endorse this lawyer

  • Robert Allen Morris Jr.

    Declan is well established in his community and very well respected. I believe him to have an outstanding legal knowledge as well as superior ethics. His ability to present his clients cases is artful and eloquent in front of any judge or jury. I endorse him without any reservations!


    Robert Morris Litigation Attorney
    Relationship: Fellow lawyer in community

  • Lawrence Joseph Disparti

    I highly recommend Declan Mansfield. I have known and worked with Declan over the last 15 years. He is a highly skilled attorney who is well respected throughout the legal community. He cares about his clients and gets them results.


    Lawrence Disparti Social Security Attorney
    Relationship: Fellow lawyer in community

Contact info

Bianco & Mansfield, P.A.

8300 Massachusetts Ave
New Port Richey, FL, 34653-3112


FLMember in Good Standing198701/11/2016
NYCurrently registered 197803/13/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
PartnerBianco+ Mansfield, P. A.1991 - Present
Assistant State AttorneyState Attorney for the Sixth Judicial Circuit of Florida1987 - 1991
Assistant District AttorneyWestchester County District Attorney's Office1979 - 1987
International Tax SpecialistPeat, Marwick + Mitchell1978 - 1979
Association namePosition nameDuration
Pasco County Criminal Defense Attorney's AssociationChairman2010 - 2011
Business Network InternationalMember2010 - Present
Rotary Club of Holiday, Fl.Member2009 - Present
West Pasco Chamber Of CommerceMember2000 - Present
West Pasco Bar AssociationMember1991 - Present
Florida Bar AssociationMember1987 - Present
New York State Bar AssociationMember1978 - Present
Legal cases
Case nameOutcome
State vs. C.K.2 years probation
State vs. R.M.Diversion program
School Board- vs. A.F.No expulsion.
See all legal cases 
School nameMajorDegreeGraduated
Fordham University School of LawLawJD - Juris Doctor1977
Pace University School of LawAccounting and Financial ManagementB.B.A.1973
Speaking engagements
Conference nameTitleDate
Ridgewood High SchoolSenior Projects Judge2011