Official Filings 2023 EPSCF 990-PF2022 EPSCF 990-PF2021 EPSCF 990-PF2020 EPSCF 990-PF2019 EPSCF 990-PF2018 EPSCF 990-PF2017 EPSCF 990-PF2016 EPSCF 990-PF2015 EPSCF 990-PF2014 EPSCF 990-PF2013 EPSCF 990-PF2012 EPSCF 990-PF2011 EPSCF 990-PF2010 EPSCF 990-PF Elsa & Peter Soderberg Charitable Foundation 501(c)(3) Letter IRS Exemption Determination Letter