Fund for the Public Interest | 5,851 followers on LinkedIn. Are you interested in making an impact to help our environment, our health and our democracy? | Fund for the Public Interest is a national, non-profit organization that runs campaigns for America’s leading environmental and public interest organizations. We launched the Fund in 1982 to help find ways to engage people on the most pressing problems of our day and turn that support into solutions. And now we run the nation’s largest and most effective canvassing and telephone membership operation.