The Southeastern Massachusetts Pine Barrens Alliance is a non-profit conservation organization dedicated to the preservation of the globally-rare ecoregion known as the Massachusetts Coastal Pine Barrens (SEMPBA). From its headquarters at 158 Center Hill Road, SEMPBA offers a variety of events and activities that illustrate the unique elements of the ecoregion and - through grants from regional, state and federal sources - helps to manage existing or acquire new examples of the ecoregion.