2024-05-09T16:36:50-05:00 2023-12-31 Foundation Source 3333 New Hyde Park Rd Ste 406 New Hyde Park NY 11042 990PF 2023-01-01 200983965 The KCS Pacific Foundation Inc % Foundation Source KCSP 8008391754 Foundation Source 501 Silverside Rd Wilmington DE 198091377 CONOR C REARDON VICE PRESIDENT 8008391754 2024-05-02 true CONOR C REARDON 999009999 true Jeffrey D Haskell P01345770 8008391754 2023 2023-04-26 12:10:37Z X 3057911 X 0 X 6139 6139 48486 48486 59033 227297 59033 113658 113658 0 4629 4629 2240 322 16432 117 16315 23301 5068 16315 124000 124000 147301 5068 140315 -33643 108590 131182 119436 119436 2201519 2179622 2938475 2332701 2299058 3057911 0 0 X 2332701 2299058 2332701 2299058 2332701 2299058 2332701 -33643 2299058 2299058 Publicly-traded Securities 227297 168264 59033 59033 59033 1509 1509 1509 1100 0 500 1600 X 0 91 91 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 Katharine Brigham Foundation Source 501 Silverside Rd Wilmington DE 198091377 Pres, Dir, Sec 1.0 0 0 0 Conor C Reardon Foundation Source 501 Silverside Rd Wilmington DE 198091377 VP 1.0 0 0 0 2751009 134112 0 2885121 0 2885121 43277 2841844 142092 142092 1509 1509 140583 140583 140583 140315 0 0 0 0 140315 140583 138048 2021 2020 2019 140315 138048 2267 0 0 138316 0 0 Conor C Reardon Katharine Brigham X AFRICAN WILDLIFE FOUNDATION 1100 NEW JERSEY AVE SE STE 900 WASHINGTON DC 20003 N/A PC DRC Sustainable Agriculture fund 27000 AMERICAN PRAIRIE FOUNDATION PO BOX 908 BOZEMAN MT 59771 N/A PC General & Unrestricted 10000 CONNECTICUT COLLEGE 270 MOHEGAN AVE NEW LONDON CT 06320 N/A PC General & Unrestricted 10000 EARTH LAW CENTER 530 MAIN AVE STE F DURANGO CO 81301 N/A PC General & Unrestricted 15000 GREENWOOD WILDLIFE REHABILITATION CENTER PO BOX 18987 BOULDER CO 80308 N/A PC General & Unrestricted 2500 LONGMONT HUMANE SOCIETY INC 9595 NELSON RD STE G LONGMONT CO 80501 N/A PC funds for Cats 2000 NATIONAL WILDLIFE REFUGE ASSOCIATION 1001 CONNECTICUT AVE NW STE 905 WASHINGTON DC 20036 N/A PC General & Unrestricted 5000 OUTREACH UNITED RESOURCE CENTER INC 220 COLLYER ST LONGMONT CO 80501 N/A PC General & Unrestricted 12000 PANTHERA CORPORATION 8 WEST 40TH ST 18TH FLOOR NEW YORK NY 10018 N/A PC funds for small cats program or puma wildlife underpasses 5000 SNOW LEOPARD TRUST 4649 SUNNYSIDE AVE N STE 325 SEATTLE WA 98103 N/A PC General & Unrestricted 5000 SOUTHERN PLAINS LAND TRUST PO BOX 1016 LAMAR CO 81052 N/A PC General & Unrestricted 3000 THE CONVERSATION US INC 303 WYMAN ST STE 300 WALTHAM MA 02451 N/A PC General & Unrestricted 5000 WIKIMEDIA FOUNDATION INC PO BOX 98204 WASHINGTON DC 20090 N/A PC General & Unrestricted 15000 WILD SALMON CENTER 721 NW NINTH AVE STE 300 PORTLAND OR 97209 N/A PC Alaska watersheds and rivers fund 7500 124000 14 6139 14 48486 18 59033 113658 113658 false false false false false false false false false false AB SUST INTL THEMATIC-Z 142500 167061 ALPHABET INC CL A 46285 98202 AMAZON COM 80104 116842 APPLE INC 28814 33500 APPLIED MATERIALS INC 27220 30145 ARISTA NETWORKS 9717 44982 BANK OF AMERICA CORP 28815 31347 BARON SMALL CAP INSTL CL 60588 81377 BECTON DICKINSON & CO 14199 26334 BERKSHIRE HATHAWAY INC. CLASS 62291 80605 BROWN ADVISORY SUSTAINABILITY 125000 238089 CENCORA INC 16590 45594 CIGNA CORPORATION 40435 61387 COLGATE-PALMOLIVE COMPANY 31608 33717 COMPASS GROUP PLC ADR 38509 51087 COSTCO WHOLESALE CORPORATION 19069 24423 COTERRA ENERGY INC 21256 21513 CSX CORP 16111 26072 DANAHER CORP 8623 23134 FRANKS INTERNATIONAL NV 18905 22981 GODADDY INC 36113 52443 GRAINGER W W INC 14886 38948 HOME DEPOT INC 9374 10743 IDEXX CORP 5921 6661 INTERACTIVE BROKERS GROUP, INC 36687 35813 INTUIT 3976 29376 INVESCO WATER RESOURCES ETF 50104 88308 IQVIA HOLDINGS INC 11929 14114 JP MORGAN CHASE 17806 30958 LAZARD GLOBAL LISTED INFRASTRU 52290 55719 MASTERCARD INC 25391 58858 MICROSOFT CORP 50614 116572 NATIONAL GRID TRANSCO PLC 26388 30392 OTIS WORLDWIDE CORP 14229 21831 PARNASSUS MID CAP FUND 103000 115391 PAX WORLD SMALL CAP FD INSTL 80000 94281 PIMCO INCOME FUND 150000 144688 PRINCIPAL MIDCAP FUND; R6 39693 78760 PROGRESSIVE CORP OHIO 23829 44917 PZENA EMERGING MARKETS FOCUSED 55000 59915 ROCHE HOLDING LTD ADR 22598 24491 SHERWIN-WILLIAMS CO 12454 26512 TEXAS INSTRUMENTS INC 10075 44149 TIAA-CREF CORE IMPACT BOND FUN 163383 139692 TSTONE SANDS CAP EMERG CLR6 55000 53033 UNITED RENTALS INC 8470 25230 VANGUARD TOTAL BOND MARKET IND 225001 190145 VESTAS WIND SYS UNSP/ADR 18354 21903 ZEBRA TECHNOLOGIES CORP 20418 26240 Administrative Fees 16290 16290 Bank Charges 117 117 State or Local Filing Fees 25 25 Investment Management Services 4629 4629 990-PF Estimated Tax for 2023 1100 990-PF Excise Tax for 2022 818 Foreign Tax Paid 322 322