Public Disclosures Tax Information Sunlight Foundation’s EIN is 20-3903427. Download our W-9 for more information. 990 Public Disclosure 2018 2017 2016 2015 2014 2013 2012 2011 2010 Audited Financial Statements 2018 2017 2016 2015 2014 2013 Donate We need your help to make our government more open and accountable to the people it serves. Support the Sunlight Foundation today!