2026-03-31T18:10:56-04:00 2025-12-31 990PF 2025-01-01 510426160 ELDER FAMILY FOUNDATION ELDE 4844319243 309 DICKINSON AVE SWARTHMORE PA 190812002 Elizabeth Mentzinger Trustee 4844319243 2026-04-01 2025 2025-03-06 01:10:19Z X 2033915 X 0 X 539 539 0 41628 41628 0 0 0 0 0 121741 582285 121741 0 0 0 0 0 0 0 0 163908 163908 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14641 14641 0 14641 0 0 0 0 2473 2473 0 2473 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17114 17114 0 17114 70000 70000 87114 17114 0 87114 76794 146794 0 0 0 0 62492 51676 51676 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 927417 999415 1506439 481766 497025 475800 0 0 0 0 0 0 0 0 0 0 0 0 0 1471675 1548116 2033915 0 0 0 0 0 0 0 0 0 0 0 0 0 X 1471675 1548116 0 0 0 0 1471675 1548116 1471675 1548116 1471675 76794 -353 1548116 1548116 Public Traded Securities P 2020-03-01 2025-03-01 444738 0 319628 125110 125110 Public traded securities P 2025-01-08 2025-11-01 137547 0 140916 -3369 -3369 121741 2040 2040 2040 0 0 0 2040 0 0 false false false 0 0 0 false false false false true true MA true false false false false true Elizabeth Mentzinger 4844319243 309 DICKINSON AVE SWARTHMORE PA 190812002 false false false false false false false false false false false false false false false false false false false false false Elizabeth Mentzinger 309 Dickinson Avenue Swarthmore PA 19081 Trustee 5.00 0 0 0 Richard Mentzinger Jr 309 Dickinson Avenue Swarthmore PA 19081 Trustee 5.00 0 0 0 NONE NONE 1941315 54772 0 1996087 0 0 1996087 29941 1966146 98307 98307 2040 0 2040 96267 0 96267 0 96267 87114 0 0 0 0 87114 96267 8328 2023 2022 2021 9417 0 0 7190 2227 8328 17745 87114 0 87114 0 9153 9153 8592 9417 0 9417 8328 0 0 0 8592 0 0 264 8328 0 none none X Communities in Schools of Chicago 815 West Van Buren Street Chicago IL 60607 No Relationship PC General Operations 10000 The Fund for Penn Medicine 3535 Market Street Philadelphia PA 19104 No Relationship PC General Operations 10000 The Agnes Irwin School P O Box 407 Rosemont PA 19010 No Relationship PC General Operations 5000 Northwestern Memorial Foundation 541 Fairbanks Court Suite 800 Chicago IL 60611 No Relationship PC General Operations 10000 Chester Childrens Chorus Swarthmore College 500 College Ave Swarthmore PA 19081 No Relationship PC General Operations 5000 Lantern Theater Company P O Box 53428 Philadelphia PA 19105 No Relationship PC General Operations 5000 Park Avenue Community Center 129 Park Avenue Swarthmore PA 19081 No Relationship PC General Operations 5000 Bedlam Theater 603 W 115th Street Box 130 New York NY 10025 No Relationship PC General Operations 5000 The School in Rose Valley 20 School Lane Rose Valley PA 19063 No Relationship PC General Operations 5000 First Presby Church of Lake Forest 700 North Sheridan Rd Lake Forest IL 60045 No Relationship PC General Operations 5000 Massachusetts General Hospital 55 Fruit Street Boston MA 02114 No Relationship PC General Operations 5000 70000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 539 0 0 14 41628 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 42167 0 42167 false false false false false false false false false false Goldman Sachs Account 010-67463-8 2025-01 Purchase 2025-11 Goldman Sachs Account XXX-XX-XXXX 137547 140916 0 0 Goldman Sachs Account 010-67463-8 2020-03 Purchase 2025-03 Goldman Sachs Account XXX-XX-XXXX 444738 319628 0 0 Goldman Sachs Account 010-38652-2 497025 475800 Goldman Sachs Account 010-67463-8 999415 1506439 Misc -353 Goldman Sachs Management Fee 14641 14641 0 14641 US Excise Tax 2403 2403 0 2403 Commonwealth of Massachusetts 70 70 0 70