people with ability
At Triangle, we see ability in everyone. Discover ability with us.


Contact Triangle, Inc.

Triangle, Inc. Headquarters – Malden
(781) 322-0400
420 Pearl Street
Malden, MA 02148

Triangle, Inc. Salem Office
(978) 232-3933
142 Canal Street, Suite P
Salem, MA 01970

Triangle, Inc. Randolph Office
(781) 885-0904
9 Memorial Parkway
Randolph, MA 02368


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Triangle Inc. is a registered Non-Profit 501(c)(3) organization.