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John P. Tierney

John P. Tierney

Practice areas:

Personal Injury, Criminal Defense, Contracts & Agreements

About Me

About the Firm


This firm is based upon a deeply held conviction----Endeavor in Excellence.


The essence of this firm is the ongoing pursuit and expectation of excellence. Day by day and case by case, this conviction sets the standard for firm conduct, the upbeat tempo of the firm ethic and the bedrock tenet of client service at reasonable and fully disclosed rates.


We will engage in an ongoing discussion of client aims and expectations as well as promptly communicate significant developments in the case. Simply put, guidance to an efficient and successful result requires a consistent dialogue between us. Trust in the firm depends upon it. The client's goals and expectations will be our focus.


Excellent results are achieved through diligence, judgment, passion and accountability. This firm promises diligence. Our ethic demands hard work to develop and effectively apply the facts to the relevant law in every case.


This firm promises passion, judgment and accountability. With the right attorney, zealous advocacy is partnered with judgment. The Law Office of John Tierney will advance your interests zealously and guide you to a successful result.


We intend to earn your trust.  Give us the opportunity.




Practice Areas

Licensed since 1997

  1. Personal Injury: 70%
    16 years, 300 cases
  2. Criminal Defense: 20%
    16 years, 100 cases
  3. Contracts & Agreements: 10%
    16 years, 40 cases


Payment Types:

Cash, Check

Attorney Endorsements

2 total

  • Christian K. Lassen II

    I endorse this lawyer.


    Christian Lassen Personal Injury Attorney
    Relationship: Fellow lawyer in community

  • No photo

    I endorse this lawyer.


    Paul Klemm
    Relationship: Fellow lawyer in community

Contact Info

1259 Route 46 East
Building 3
Parsippany, NJ, 07054

1259 Rt 46 E Bldg 3
Suite 133
Parsippany, NJ, 07054



NYCurrently registered 199803/13/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Public Interest AwardFordham Law1997

Work Experience
TitleCompany NameDuration
Managing MemberLaw Office of John Tierney, LLC2002 - Present
AssociateWade, Clark, Mulcahy2001 - 2002
AssociateSekas& Buzzetti2000 - 2001
Assistant District AttorneyBronx District Attorney's Office1997 - 2000

Association NamePosition NameDuration
New York State Bar AssociationMember1998 - Present
New Jersey State Bar AssociationMember1997 - Present

Legal Cases
Case NameOutcome
Kozma v. Starbucks CorporationNo Cause Award on damages.

See all Legal Cases 

School NameMajorDegreeGraduated
Fordham University School of LawLawJD - Juris Doctor1997
Loyola UniversityPolitical Science and Sociology Honor SocietiesBA - Bachelor of ArtsN/A