2022-05-03T07:54:57-05:00 2021-12-31 FOUNDATION SOURCE ONE HOLLOW LN STE 212 LAKE SUCCESS NY 11042 990PF 2021-01-01 853068681 The Silseth Foundation % Foundation Source SILS 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 john m silseth president 8008391754 2022-03-12 true john m silseth 999009999 Jeffrey D Haskell P01345770 8008391754 2021 2022-09-23 18:48:47Z X X 1031435 X 544328 39 39 12703 12703 20115 474261 390225 577185 402967 0 9291 9285 9285 18576 0 9285 54000 54000 72576 0 63285 504609 402967 18904 19973 19973 307452 810992 1011462 326356 830965 1031435 0 0 X 326356 830965 326356 830965 326356 830965 326356 504609 830965 830965 Publicly-traded Securities 474261 84036 390225 390225 390225 5601 5601 5601 5600 0 5600 X 0 1 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 Jennifer S Binversie Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Sec 0.0 0 0 0 John M Silseth Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, PreS 1.0 0 0 0 John B Silseth Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Treas 0.0 0 0 0 Karen K Silseth Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, VP 1.0 0 0 0 911031 29280 0 940311 0 940311 14105 926206 46310 46310 5601 5601 40709 40709 40709 63285 0 0 0 0 63285 40709 2019 2018 2017 6500 6500 63285 40709 22576 29076 0 29076 6500 22576 John M Silseth Karen K Silseth X ASTRONOMERS WITHOUT BORDERS INC 26500 AGOURA RD STE 102 618 CALABASAS CA 91302 N/A PC General & Unrestricted 1000 C3 NAPLES CHURCH INC 1048 CASTELLO DR NAPLES FL 34103 N/A PC General & Unrestricted 1000 ELMBROOK CHURCH 777 S BARKER RD BROOKFIELD WI 53045 N/A PC General & Unrestricted 48000 LUTHER SEMINARY 2481 COMO AVE SAINT PAUL MN 55108 N/A PC General & Unrestricted 1000 MT CARMEL LUTHERAN CHURCH 8424 W CENTER ST MILWAUKEE WI 53222 N/A PC General & Unrestricted 3000 54000 14 39 14 12703 18 20115 32857 32857 false false false false false false false false false false X X 1 Silseth John M 15815 Choctaw Trail Brookfield WI 53045 544328 X X 1 TESLA MOTORS INC TSLA, 300 sh. 248708 2021-01-11 1 ZOOM VIDEO COMMUNICATIONS INC ZM, 500 sh. 172500 2021-01-12 1 TESLA MOTORS INC TSLA, 100 sh. 78548 2021-02-18 1 BADGER METER, INC BMI, 210 sh. 19572 2021-05-25 ALLEGHANY CP 24067 26704 ALPHABET INC CL C 34593 57872 BANK OF AMERICA CORP 29030 44490 BERKSHIRE HATHAWAY INC. CLASS 232070 298999 CISCO SYSTEMS INC 45290 63370 ELI LILLY & CO 54544 82866 FASTENAL COMPANY 24576 32030 INTEL CORP 50555 51500 JOHNSON & JOHNSON 32214 34214 KINDER MORGAN INC 43254 47580 KRAFT HEINZ CO 37415 35900 PALANTIR TECHNOLOGIES INC 30060 18210 TESLA MOTORS INC 119999 158517 THE COCA-COLA CO 53325 59210 Administrative Fees 9260 9260 State or Local Filing Fees 25 25 990-PF Estimated Tax for 2021 5600 990-PF Excise Tax for 2020 3691