2026-09-01T16:42:10-04:00 2025-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2025-01-01 853267281 Korndrop Family Foundation % Foundation Source KORN 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 Marc Kornmesser Co-president 8008391754 2026-08-17 true Jeffrey D Haskell P01345770 8008391754 2025 X 2268779 X 35971 1550 1550 45268 39768 34849 284105 60060 117638 101378 0 20822 20822 2600 14692 14692 38114 20822 14692 154500 154500 192614 20822 169192 -74976 80556 0 99962 60239 60239 291509 215100 176557 1372132 1374136 1832972 164470 203622 199011 1928073 1853097 2268779 0 0 X 1928073 1853097 1928073 1853097 1928073 1853097 1928073 -74976 1853097 1853097 Publicly-traded Securities 284105 224045 60060 60060 60060 1120 1120 1120 674 0 500 1174 X 0 54 54 0 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 Marc J Kornmesser Foundation Source 501 Silverside Rd Wilmington DE 198091377 Co- Pres, Treas, Dir 1.0 0 0 0 Valerie K Waldrop Foundation Source 501 Silverside Rd Wilmington DE 198091377 Co- Pres, Dir, Sec 1.0 0 0 0 2122492 84848 0 2207340 0 2207340 33110 2174230 108712 108712 1120 1120 107592 107592 107592 169192 0 0 0 0 169192 107592 47638 2023 2022 2021 169192 47638 107592 13962 13962 0 13962 13962 Marc J Kornmesser Valerie K Waldrop X ALASKA COMMUNITY FOUNDATION 3201 C ST ANCHORAGE AK 99503 N/A PC Western Alaska Disaster Relief Fund 12500 ALASKA PACIFIC UNIVERSITY 4101 UNIVERSITY DR ANCHORAGE AK 99508 N/A PC APUNSC Alaska Pacific University Nordic Ski Center 3000 ALASKA PUBLIC MEDIA INC 3877 UNIVERSITY DR ANCHORAGE AK 99508 N/A PC General & Unrestricted 17000 ALASKA SPORTS HALL OF FAME INC 11901 INDUSTRY WAY STE A9 ANCHORAGE AK 99515 N/A PC Game Changer program 5000 FOOD BANK OF ALASKA INC 2192 VIKING DR ANCHORAGE AK 99501 N/A PC General & Unrestricted 11000 HAWAII COMMUNITY FOUNDATION 827 FORT ST MALL HONOLULU HI 96813 N/A PC For Hawaiians of West Maui and Lahaina 20000 NATIONAL PUBLIC RADIO INC PO BOX 791490 BALTIMORE MD 21279 N/A PC General & Unrestricted 17000 PASADENA HUMANE SOCIETY 361 S RAYMOND AVE PASADENA CA 91105 N/A PC General & Unrestricted 10000 PITTSBURGH COMMUNITY BROADCASTING CORPORATION 67 BEDFORD SQ PITTSBURGH PA 15203 N/A PC General & Unrestricted 7000 PLAN INTERNATIONAL USA INC 275 PROMENADE ST STE 225 PROVIDENCE RI 02908 N/A PC General & Unrestricted 10000 PUBLIC BROADCASTING OF COLORADO INC PO BOX 17429 DENVER CO 80217 N/A PC General & Unrestricted 7000 RENEWABLE ENERGY ALASKA PROJECT PO BOX 90088 ANCHORAGE AK 99509 N/A PC General & Unrestricted 10000 THE AGAINST MALARIA FOUNDATION PO BOX 7247-6370 PHILADELPHIA PA 19170 N/A PC General & Unrestricted 10000 THE ALASKA CENTER EDUCATION FUND 3350 COMMERCIAL DR STE 101 ANCHORAGE AK 99501 N/A PC General & Unrestricted 5000 VILLAGE EXCHANGE CENTER INC 1609 HAVANA ST AURORA CO 80010 N/A PC General & Unrestricted 5000 WORLD CENTRAL KITCHEN INCORPORATED PO BOX 96538 WASHINGTON DC 20090 N/A PC General & Unrestricted 5000 154500 14 1550 14 45268 18 34849 81667 81667 false false false false false false false false false false X X 1 Kornmesser Marc J 8446 Cormorant Cove Circle Anchorage AK 99507 35971 X 1 ROLLS ROYCE GRP PLC S/ADR RYCEY, 1724 sh. 25782 2025-12-08 1 TAIWAN SEMICONDUCTOR MFG CO LTD TSM, 34 sh. 10189 2025-12-08 AMAZON COM INC - 3.150% - 08/2 11465 9920 ELI LILLY & CO - 4.700% - 02/0 9929 10155 HOME DEPOT INC - 2.950% - 06/1 11247 9685 JOHNSON &JOHNSON - 2.900% - 01 11216 9869 MASTERCARD INC - 2.950% - 11/2 11169 9934 MASTERCARD INC - 3.350% - 03/2 19144 19550 META PLATFORMS INC - 4.750% - 19769 20212 MICROSOFT CORP - 4.200% - 11/0 19606 19948 NIKE INC - 2.750% - 03/27/2027 11115 9886 PROCTER &GAMBLE CO NOTE - 2.70 11141 9991 REALTY INCOME CORP - 3.250% - 16744 19057 SALESFORCE COM - 3.700% - 04/1 18876 20000 UNITEDHEALTH GROUP INC - 2.875 11268 9609 WAL-MART STORES - 5.250% - 09/ 20933 21195 ABBOTT LABS 5371 6265 ABBVIE INC 6846 9597 ACCENTURE PLC 10700 9122 ALPHABET INC CL A 17541 62600 AMAZON COM 26410 41548 APPLE INC 25285 51653 BAIRD CORE PLUS BD FD INSTI CL 308279 317664 BERKSHIRE HATHAWAY INC. CLASS 12474 21614 BROADCOM INC 13668 24227 CADENCE DESIGN SYSTEMS INC 13656 13128 CONOCOPHILLIPS 5294 8144 COPART INC 5634 6381 COSTCO WHOLESALE CORPORATION 12228 28457 DANAHER CORP 12903 13277 ELI LILLY & CO 15292 19344 FAIR ISSAC & CO INC 8920 8453 FASTENAL COMPANY 11184 16975 GENERAL ELECTRIC CO 14122 24026 HOME DEPOT INC 8888 11355 INTERCONTINENTAL EXCHANGE, INC 9086 12471 INTUIT 7922 9274 INTUITIVE SURGICAL 15128 16424 ISHARE SP SMALL CAP 600 INDEX 34221 42904 ISHARES CORE MSCI EMERGING MAR 29899 40130 ISHARES GOLD TR 19300 44644 ISHARES MSCI EAFE VALUE INX 39189 59770 ISHARES TRUST RUSSELL MIDCAP I 46883 66137 ISHARESLEHMAN 7-10YR 132942 135298 JP MORGAN CHASE 9239 24167 LINDE PLC COM 8290 12365 MARSH AND MCLENNAN COMPANIES I 7597 10018 MASTERCARD INC 17613 30257 MCDONALD'S CORP 5716 8252 META PLATFORMS INC 25109 36305 MFS INTERNATIONAL VALUE FUND C 118782 118313 MICROSOFT CORP 26635 53198 NVIDIA CORP 10804 78703 O'REILLY AUTOMOTIVE INC 4960 15050 PRINCIPAL MIDCAP FUND; R6 53835 62608 PROCTER GAMBLE CO 6795 6592 REAL ESTATE SELECT SECTOR SPDR 34518 34701 S&P GLOBAL INC COM 8317 13587 SALESFORCE.COM 6621 8477 SERVICE NOW 7032 9957 TAIWAN SEMICONDUCTOR MFG CO LT 10189 10332 TEXAS INSTRUMENTS INC 8108 8328 THERMO FISHER SCIENTIFIC INC 11206 13907 UBER 14013 12338 UNION PACIFIC 8192 9253 VANGUARD VALUE ETF 42756 69138 VISA INC 8937 15081 WCM FOCUSED INTL GROWTH FUNDS 49607 51163 9913 10217 205187 166340 Administrative Fees 14667 14667 State or Local Filing Fees 25 25 Investment Management Services 20822 20822 990-PF Estimated Tax for 2025 600 990-PF Extension for 2024 2000