The Harrington Agency is a full-service direct marketing firm serving the non-profit community. The Harrington Agency, a channel agnostic agency, provides strategic consulting and implementation services – mail, digital and telemarketing - for annual giving and membership programs as well as for mid-level, major gifts and planned giving campaigns. THA combines meticulous analysis with personalized, creative and engaging communications creating a seamless donor experience and more optimized fundraising programs that generate significant revenue and response.