2025-11-13T17:23:53-05:00 2024-12-31 932448872 STABLE ROCK SERVICES LLC 2 WEST 45TH STREET SUITE 1208 NEW YORK NY 100364241 990PF 2024-01-01 421612887 THE SIFF EXKORN FAMILY FOUNDATION STABLE ROCK SERVICES LLC SIFF 2123823939 2 WEST 45TH STREET STE 1208 NEW YORK NY 10036 KAREN A SIFF-EXKORN TRUSTEE AS NEEDED 2123823939 2025-11-13 true true MATTHEW CITROLO CPA P01300768 2123823939 2025-11-13 2024 2025-03-06 01:10:19Z X 174742 X X 480 480 480 2865 2865 2865 14397 58094 8035 17742 11380 3345 2250 73 1221 3544 0 0 13244 13244 16788 0 13244 954 11380 3345 12830 9193 9193 160958 165549 165549 173788 174742 174742 0 X 251000 251000 -77212 -76258 173788 174742 173788 174742 173788 954 174742 174742 8035 158 158 158 124 125 249 91 91 false false false false false false true true NY true false false false false true NONE KAREN A SIFF-EXKORN 2123823939 20 DEER RUN SPARKILL NY 10976 false false false false false false false false false false false false false false false false false false false false false KAREN A SIFF-EXKORN 20 DEER RUN SPARKILL NY 10976 TRUSTEE AS N 000.00 0 0 0 FRANKLIN E EXKORN 20 DEER RUN SPARKILL NY 10976 TRUSTEE AS N 000.00 0 0 0 ROBERT M SIFF 25 WOODHAVEN LANE WORCESTER MA 01609 TRUSTEE AS N 000.00 0 0 0 SHIRLEY S SIFF 25 WOODHAVEN LANE WORCESTER MA 01609 TRUSTEE AS N 000.00 0 0 0 NATHAN GREENBERG 306 MAIN STREET STE 400 WORCESTER MA 01615 TRUSTEE AS N 000.00 0 0 0 NONE NONE N/A 13795 766 0 14561 14561 218 14343 717 717 158 158 559 559 559 13244 13244 559 22247 14004 15058 16267 10616 78192 13244 559 12685 90877 0 22247 68630 14004 15058 16267 10616 12685 X ALPINE LEARNING GROUP 777 PARAMUS ROAD PARAMUS NJ 07652 DONATION 5000 AUTISM SCIENCE FOUNDATION 419 LAFAYETTE STREET 2ND NEW YORK NY 10003 DONATION 1100 NYACK CENTER 58 DEPEW AVE NYACK NY 10960 DONATION 500 BIRTH DETROIT PO BOX 19727 DETROIT MI 48219 DONATION 150 ARTS ROCK OF ROCKLAND PO BOX 875 NYACK NY 10960 DONATION 379 ORGANIZATION FOR AUTISM RESEARCH 2111 WILSON BLVD STE 401 ARLINGTON VA 22201 DONATION 1100 CITY HARVEST 150 52ND ST BROOKLYN NY 11232 DONATION 150 I SUPPORT THE GIRLS PO BOX 2736 WHEATON MD 20915 DONATION 100 NEW ENGLAND CENTER FOR CHILDREN 33 TURNPIKE ROAD SOUTHBOROUGH MA 01772 DONATION 500 B STREET THEATRE 2700 CAPITOL AVE SACRAMENTO CA 95816 DONATION 150 NEXT FOR AUTISM 1177 AVE OF THE AMERICAS 5TH FLOOR NEW YORK NY 10036 DONATION 3000 PROSPECTPARKORG 95 PROSPECT PARK W BROOKLYN NY 11215 DONATION 115 FEEDING AMERICA 161 NORTH CLARK STREET SUITE 700 CHICAGO IL 60601 DONATION 500 EN GARDE ARTS 80 HANSON PLACE BROOKLYN NY 11217 DONATION 500 13244 14 480 14 2865 14 8035 6362 11380 6362 17742 8 THE FOUNDATION SUSTAINED GAINS FROM THE SALE OF SECURITIES false false false false false false false false false false ROSENBERG & CHESNOV CPA'S LLP 2250 LONG TERM SALES 2024-03 PURCHASE 2024-12 50059 43697 6362 VARIOUS INVESTMENTS 165549 165549 EXPENSES BROKER'S FEES 1151 BANK CHARGES 70 LICENSES & PERMITS 50 FEDERAL TAX 23