Grantmakers in the Arts is a national association of public and private arts funders - providing members with resources and leadership to support artists and arts organizations. It is the only national association of both public and private arts and culture funders in the US, including independent and family foundations, public agencies, community foundations, corporate philanthropies, nonprofit regrantors, and national service organizations – funders of all shapes and sizes across the US and into Canada.

GIA provides valuable professional development for arts grantmakers through conferences, workshops, and webinars; publications including the GIA Reader; research and policy work across the field of philanthropy; and online communication tools.