MASSPIRG, the Massachusetts Public Interest Research Group, is a state-based, citizen-funded advocacy group that promotes the public interest. MASSPIRG, the Massachusetts Public Interest Research Group, is a state-based, citizen-funded advocacy group that promotes the public interest. MASSPIRG takes on powerful interests on behalf of consumers in Massachusetts, working to win concrete results for our health, safety and financial security. Since 1972, we’ve been a voice for consumers, countering the influence of big banks, insurers, chemical manufacturers and other powerful special interests. Our team of researchers uncovers the facts; our staff bring our findings to the public, through the media as well as one-on-one interactions; and our advocates bring the voice of the public to the halls of power on behalf of consumers.