John P. Warren is a trial lawyer, based in Boston, Massachusetts, who focuses his practice on criminal defense.  His sole mission is to provide dedicated representation to every client, on every case.

a criminal defense firm in Boston, MA 

 Find the office 

55 Union Street, 4th Floor 

Boston, MA 02108


Get in touch

call or text:  (617) 383-4482



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​​​​© 2019 Law Office of John P. Warren, P.C.