To win our nation's battles by maintaining the standards of operational excellence in the command functions of training, administration and logistic as prescribed by regulations involving combat readiness for immediate mobilization, whereby 1st Battalion 25th Marine is prepared for deployment to conduct combat operations as directed by the national command authority in order to locate, close with and destroy the enemy by fire and maneuver. To repel the enemies assault by close combat. During time of peace, support the local community by providing color guards for parade ceremonies and honors for our military veterans, while also looking after America's needy children during the holiday season through the Toys for Tots programs.
|A COMPANY, TOPSHAM, ME|
|B COMPANY, LONDONDERRY, NH|
|C COMPANY, PLAINVILLE, CT|
|H & SWPNS, USAG Devens RFTA, MA|