CJP - Combined Jewish Philanthropies | 5,067 followers on LinkedIn. A purposeful life, powered by our Jewish community. | A purposeful life, powered by our Jewish community. Combined Jewish Philanthropies (CJP) unites the Greater Boston Jewish community around a common purpose: to ignite positive change at home, in Israel, and across the globe. As a philanthropic organization driven by our Jewish values, learning, and culture, we build partnerships, develop resources, and put innovative philanthropy into practice.