2024-07-11T15:39:49-05:00 2023-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2023-01-01 870983537 Ziffrin Abbott Family Foundation % Foundation Source ZIFF 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 LINDA ZIFFRIN PRESIDENT 8008391754 2024-06-27 true LINDA ZIFFRIN 999009999 true Jeffrey D Haskell P01345770 8008391754 2023 2023-04-26 12:10:37Z X 581505 X 18000 184 184 10830 10830 -7112 61358 4611 21902 15625 0 4948 4948 200 9294 1 9293 14442 4949 9293 5000 5000 19442 4949 14293 2460 10676 7962 11372 11372 534586 533636 570133 542548 545008 581505 0 0 X 542548 545008 542548 545008 542548 545008 542548 2460 545008 545008 Publicly-traded Securities 61358 56747 4611 4611 4611 148 148 148 86 0 100 186 38 38 false false false false false false false true true DE true false false false false true Foundation Source 8008391754 501 Silverside Road Suite 123 Wilmington DE 198091377 false false false false false false false false false false false false false false false false false false false false false Fred H Abbott Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Treas 1.0 0 0 0 Margery Ziffrin Marlowe Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Sec 1.0 0 0 0 Linda J Ziffrin Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Pres 1.0 0 0 0 Charles Harrison Ziffrin Abbott Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir 1.0 0 0 0 Norman Benjamin Ziffrin Abbott Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir 1.0 0 0 0 526000 15707 0 541707 0 541707 8126 533581 26679 26679 148 148 26531 26531 26531 14293 0 0 0 0 14293 26531 11189 2021 2020 2019 14293 11189 3104 0 0 23427 0 0 Fred H Abbott Linda J Ziffrin X AMERICAN ACADEMY OF ARTS AND SCIENCES 136 IRVING ST CAMBRIDGE MA 02138 N/A PC General & Unrestricted 275 DIGNITY MATTERS INC 22 FALCON RIDGE DR HOPKINTON MA 01748 N/A PC General & Unrestricted 400 LEAGUE OF WOMEN VOTERS EDUCATION FUND 1233 20TH ST NW STE 500 WASHINGTON DC 20036 N/A PC General & Unrestricted 1200 MAKING OPPORTUNITY COUNT INC 601 RIVER ST FITCHBURG MA 01420 N/A PC General & Unrestricted 625 ONEGOAL PO BOX 734137 CHICAGO IL 60673 N/A PC General & Unrestricted 550 OPEN TABLE INC PO BOX 42 CONCORD MA 01742 N/A PC General & Unrestricted 750 PER SCHOLAS INC 804 E 138TH ST 2ND FL BRONX NY 10454 N/A PC General & Unrestricted 400 TRANSITMATTERS INC 62 SUMMER ST CO CLF BOSTON MA 02110 N/A PC General & Unrestricted 800 5000 14 184 14 10830 18 -7112 3902 3902 false false false false false false false false false false X X 1 Ziffrin Linda J 97 Mildred Circle Concord MA 01742 18000 X 3-D SYSTEMS CORP. 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