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Practice areas


  1. Divorce: 50%
    19 years
  2. Mediation: 20%
    14 years
  3. Child Custody: 10%
    19 years
  4. Alimony: 10%
    19 years
  5. Child Support: 10%
    19 years


Payment types:

Cash, Check, Credit card

Attorney endorsements

1 total 

Are you an attorney? Endorse this lawyer

  • Ellen Anna Wright

    Shannon is a great lawyer. Smart and reasonable. Pleasure to work with.


    Ellen Wright Family Attorney
    Relationship: Opposing Counsel on matter

Contact info

Barnes and Leighton

70 Washington Street.
Suite 402
Salem, MA, 01970-3520


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
PartnerBarnes and Leighton2010 - Present
Adjunct ProfessorNorthshore Community College2013 - 2013
OwnerLaw Office of Shannon Murphy Barnes2005 - 2010
AttorneyLaw Office of Celeste R. Niarchos2001 - 2005
Staff AttorneyMerrimack Valley Legal Services1997 - 2001
Association namePosition nameDuration
Massachusetts Access to Justice CommissionCommissioner2015 - Present
Northeast Legal AidDirector2014 - Present
Northeast Justice CenterBoard of Managers2014 - Present
Merrimack Valley Legal ServicesClerk - Board of Directors2012 - 2014
Neighborhood Legal ServicesBoard of Directors2010 - 2014
North Shore Community MediationBoard of Directors2007 - 2010
Salem Bar AssociationDirector2007 - Present
Massachusetts Bar AssociationMember2003 - Present
Essex County Bar AssociationMember1996 - Present
School nameMajorDegreeGraduated
Northeastern University School of LawLawJD - Juris Doctor1997
Johnson and Wales UniversityN/ABA - Bachelor of ArtsN/A
Speaking engagements
Conference nameTitleDate
The Collaborative Divorce DifferenceCollaborative Divorce2010