2025-08-21T13:11:32-05:00 2024-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2024-01-01 932592910 DeepLove Foundation % Foundation Source DEEP 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Tomas Pfister Co-President 8008391754 2025-08-18 true true P01345770 8008391754 2024 2025-03-06 01:10:19Z X 415658 X 0 X 340 340 2384 2384 6128 39361 21009 8852 23733 0 6 6 15655 15655 15661 6 15655 0 0 15661 6 15655 -6809 23727 0 26424 26424 312010 278777 389234 312010 305201 415658 0 0 X 312010 305201 312010 305201 312010 305201 312010 -6809 305201 305201 Publicly-traded Securities 39361 18352 21009 21009 21009 330 330 330 0 400 400 70 70 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 Sophia Pfister Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Co- Pres 1.0 0 0 0 Tomas Pfister Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Sec, Treas, Co- Pres 1.0 0 0 0 365493 12301 0 377794 0 377794 5667 372127 18606 18606 330 330 18276 18276 18276 15655 0 0 0 0 15655 18276 1106 15655 1106 14549 0 0 3727 0 0 Sophia Pfister Tomas Pfister X 14 340 14 2384 18 6128 8852 8852 false false false false false false false false false false ADOBE SYSTEMS, INC 597 445 AFLAC INC 980 1241 ALPHABET INC CL C 150817 200534 AMER INTERNATIONAL GROUP INC 2004 2184 APPLIED MATERIALS INC 164 163 ARCH CAPITAL GROUP LTD 3389 1847 ARISTA NETWORKS 1189 2211 BAKER HUGHES COMPANY 243 287 CARDINAL HEALTH INC 201 237 CATERPILLAR INC 1485 1814 CHEVRON CORP 2130 2028 CHUBB LIMITED 2887 3592 CINTAS CRP 605 731 CONOCOPHILLIPS 475 397 CONSTELLATION ENERGY GROUP INC 704 1342 COSTCO WHOLESALE CORPORATION 664 916 DEERE CO 401 424 DELL TECHNOLOGIES INC CLASS C 386 576 DELTA AIR LINES INC 284 424 EATON CORP PLC 1203 1659 ELI LILLY & CO 9811 13124 GE HEALTHCARE TECHNOLOGIES INC 78 78 GE VERNOVA 616 1974 GRAINGER W W INC 829 1054 H&R BLOCK INC 146 159 HALLIBURTON COMPANY 849 625 HARTFORD FINANCIALSERVICES GRO 239 328 HESS CORP 1633 1463 HILTON WORLDWIDE HOLDINGS, INC 362 494 HOWMET AEROSPACE ORD SHS 215 437 LAM RESEARCH CORP 2387 2167 LENNAR CORP 892 818 LENNAR CORP CL B 267 264 LINDE PLC COM 2048 2093 MARATHON PETROLEUM CORP 1809 1674 MCKESSON CORP 912 1140 META PLATFORMS INC 2143 3513 MGIC INVESTMENT CORP 39 47 MICROSOFT CORP 29542 33299 MONGODB INC CL A 842 466 MOTOROLA SOLUTIONS INC 310 462 NETFLIX INC 7866 14261 NVIDIA CORP 21728 59088 ONEOK INC 355 502 ORACLE CORP 2225 3499 PACCAR INC 2446 2601 PARKER HANNIFIN CP 1847 2544 PHILLIPS 66 2567 2165 REGENERON PHARMACEUTICALS INC 872 712 REPUBLIC SVCS INC 1795 2213 ROYAL CARRIBEAN CRUISE 903 1615 SCHLUMBERGER LTD 374 268 SKECHERS U S A INC CL A 376 403 STEEL DYNAMICS INC 364 342 T-MOBILE US INC 157 221 TECHNIPFMC PLC 225 318 TRANE TECHNOLOGIES PLC 488 739 TRANSDIGM GRP INC 1008 1267 UNITED RENTALS INC 578 704 UNITED STATES STEEL CORP 291 204 US FOODS HOLDING CORPORATION 318 472 VALERO ENERGY CORP 2250 2084 WELLS FARGO & CO 2419 3442 WESTINGHOUSE AIR BRAKE TECHNOL 127 190 WILLIAMS COS 421 649 Administrative Fees 9130 9130 Administrative Set-Up Fee 5400 5400 Delaware Incorporation Fees 500 500 IRS Application Fees 600 600 State or Local Filing Fees 25 25 Foreign Tax Paid 6 6