2025-11-17T16:10:43-05:00 2024-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2024-01-01 814670609 Stanrose Foundation % Foundation Source STAN 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 ERIC BANNASCH PRESIDENT 8008391754 2025-11-17 true true Jeffrey D Haskell P01345770 8008391754 2024 2025-03-06 01:10:19Z X 59204166 X 1503479 9133 9133 59208 59208 55989 1596315 55989 -30327 985872 1597482 1110202 0 39164 6392 86454 1018 85431 125618 7410 85431 2526000 2526000 2651618 7410 2611431 -1054136 1102792 0 767259 151112 151112 1043144 37881690 38486845 59053054 39692093 38637957 59204166 0 0 X 39692093 38637957 39692093 38637957 39692093 38637957 39692093 -1054136 38637957 38637957 Publicly-traded Securities 1595043 1578239 16804 16804 Passthrough K1 Capital Gain/(Loss) 39185 BCWR KENDALL 2, LLC P 2021-10-06 2024-10-10 1272 1272 55989 15329 15329 15329 2000 0 17500 19500 X 0 4171 4171 false false false false false true true 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 Eric Bannasch Foundation Source 501 Silverside Rd Wilmington DE 198091377 Dir, Pres, Sec, Treas 1.0 0 0 0 Jennifer Keam Foundation Source 501 Silverside Rd Wilmington DE 198091377 VP 1.0 0 0 0 Foundation Source 55 Walls Drive Suite 302 Fairfield CT 06824 Administrative 85406 983940 704405 58686915 60375260 0 60375260 905629 59469631 2973482 2973482 15329 15247 30576 2942906 2942906 2942906 2611431 0 0 0 0 2611431 2942906 2487709 2611431 2487709 123722 0 0 2819184 0 0 Eric Bannasch Jennifer Keam X COLLEGIATE SCHOOL INC 301 FREEDOM PL S NEW YORK NY 10069 N/A PC General & Unrestricted 10000 LGS FOUNDATION 6030 SANTO RD STE 1 STE 420878 SAN DIEGO CA 92142 N/A PC General & Unrestricted 3000 MUSO INC 548 MARKET ST PMB 86233 SAN FRANCISCO CA 94104 N/A PC General & Unrestricted 10000 MYELODYSPLASTIC SYNDROMES FOUNDATION 4573 S BROAD ST YARDVILLE NJ 08620 N/A PC General & Unrestricted 25000 NATIONAL PHILANTHROPIC TRUST TRANSATLANTIC LIMITED 299 PARK AVE 11TH FLOOR NEW YORK NY 10171 N/A PC The J.P. Morgan Charitable Giving Fund, SCOR FUND 2400000 SPONSORS FOR EDUCATIONAL OPPORTUNITY INC 55 EXCHANGE PL NEW YORK NY 10005 N/A PC General & Unrestricted 1000 THE CENTER FOR JEWISH CAMPUS LIFE INC PO BOX 20526 STANFORD CA 94309 N/A PC General & Unrestricted 2000 THE FISTULA FOUNDATION 1700 THE ALAMEDA STE 300 SAN JOSE CA 95126 N/A PC General & Unrestricted 25000 TRINITY EPISCOPAL SCHOOLS CORPORATION 139 W 91ST ST NEW YORK NY 10024 N/A PC General & Unrestricted 50000 2526000 14 9133 14 59208 18 55989 K-1 Inc/Loss 525990 81675 14 -112002 81675 12328 94003 false false false false false false false false false false X X 1 Bannasch Eric 950 Fifth Avenue Apt 5 New York NY 10075 1503479 X Form 926 Form 926 The Foundation has prepared this form to the best of its ability based on the limited information provided to it by the investment on which the Foundation is reporting and on the basis of having received no information to the contrary. Any missing or incomplete information is due to the Foundation's inability to obtain such information and is not a willful attempt to withhold such information. Form 8865 form 8865 The Foundation has prepared this form to the best of its ability based on the limited information provided to it by the investment on which the Foundation is reporting and on the basis of having received no information to the contrary. Any missing or incomplete information is due to the Foundation's inability to obtain such information and is not a willful attempt to withhold such information. form 5471 form 5471 The Foundation has prepared this form to the best of its ability based on the limited information provided to it by the investment on which the Foundation is reporting and on the basis of having received no information to the contrary. Any missing or incomplete information is due to the Foundation's inability to obtain such information and is not a willful attempt to withhold such information. FORM 990-PF FORM 990-PF One or more partnerships have provided a Schedule K-3 for the tax year in which they have checked one or more of the boxes in Part I but not provided sufficient back-up information to allow the Foundation to verify why such boxes were checked or the extent to which the checking of such boxes affects any item on this return. The Foundation has prepared this return to the best of its ability and without any foreign filings for such partnerships based on the information provided to it by these partnerships and on the basis of having received no information to the contrary. Any missing or incomplete information is due to the Foundation's inability to obtain such information and is not a willful attempt to withhold such information. ATALAN OFFSHORE FUND, LTD 1100000 1609420 BCHPI EDGEWATER, LLC 42409 42410 BRASA REAL ESTATE FUND II, LP 545260 609861 BRASA REAL ESTATE FUND III 122575 121062 BRASA REAL ESTATE FUND LP 24424 30504 CADIAN OFFSHORE FUND LTD 31492177 44150507 CADIAN OPPORTUNITIES OFFSHORE 4660000 12067888 WATERFRONT CP CREDIT OFFSHORES 500000 421402 Administrative Fees 85406 85406 K-1 Exp BRASA REAL ESTATE FUND 357 353 K-1 Exp BRASA REAL ESTATE FUND 430 429 K-1 Exp QUIET SPV R7, LP 236 236 State or Local Filing Fees 25 25 K-1 Inc/Loss BCHPI EDGEWATER, LLC 11415 -64634 K-1 Inc/Loss BRASA REAL ESTATE FUND II, LP -33957 -26619 K-1 Inc/Loss BRASA REAL ESTATE FUND III -3741 -617 K-1 Inc/Loss BRASA REAL ESTATE FUND LP -4052 -20140 K-1 INC/LOSS QUIET SPV R7, LP 8 8 subpart f income 1097874 990-PF Estimated Tax for 2024 2000 990-PF Excise Tax for 2023 11172 990-T Extension for 2023 19600 Foreign Tax Paid 6392 6392