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About me

Experienced divorce and family law attorney with a proven track record in the handling of divorce, child custody and support, alimony, modifications, parental rights and other family law matters.


Practice areas


  1. Divorce & Separation: 40%
    3 years
  2. Family: 30%
    3 years
  3. Child Custody: 20%
    3 years
  4. Bankruptcy & Debt: 10%



Free consultation (30 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

10 total 

Are you an attorney? Endorse this lawyer

  • Kathryn E.S. Grogan

    Attorney Costigan's experience with divorce and other family law matters is second to none. She is a zealous advocate for her clients, and always provides exceptional representation. I highly recommend Attorney Costigan.


    Kathryn Grogan Divorce & Separation Attorney
    Relationship: Co-worker

  • No photo

    Attorney Costigan is exceptionally diligent, knowledgeable, compassionate and hard working. She treats every case and client with the respect they deserve; and she has the experience and demeanor necessary to successfully represent clients in all highly contested matters.


    Christopher Babigian
    Relationship: Co-worker

Contact info

Pollack Law Group, P.C.

304 Turnpike Road
Southborough, MA, 01772


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
Senior AttorneyPollack Law Group, P.C.2012 - Present
AttorneyThe Legal Clinic of L.R. Taffet2008 - 2012
School nameMajorDegreeGraduated
Quinnipiac University School of LawFamily and Juvenile Law ConcentrationJD - Juris Doctor2007
University of Massachusetts, AmherstHistoryB.A.2004