ClimateWorks Foundation is a U.S.-based 501(c)(3) public charity.We file an Internal Revenue Service Form 990 annually that provides detailed information about our organization and finances. Our Forms 990 are posted here. 2022 Form 990 2021 Form 990 2020 Form 990 2019 Form 990 2018 Form 990 2017 Form 990 2016 Form 990 2015 Form 990 2014 Form 990 2013 Form 990 2012 Form 990 2011 Form 990 2010 Form 990 2009 Form 990 2008 Form 990