Planting Fields Foundation 11-1770097 Click to copy NY Environment 12 North Shore Land Alliance Inc 56-2368769 Click to copy NY Environment 10 Old Westbury Gardens Inc 11-1902968 Click to copy NY Environment 9 Oyster Bay Main Street Association 11-3623349 Click to copy NY Community Improvement 6 Bone Marrow and Cancer Foundation Inc 13-3674198 Click to copy NY Health 5 Grenville Baker Boys and Girls Club Inc 11-1660855 Click to copy NY Youth Development 5 Nassau County Museum of Art 11-2949583 Click to copy NY Arts and Culture 5 Theodore Roosevelt Assn 13-5593999 Click to copy NY Arts and Culture 5 Boys & Girls Club of Oyster Bay- East Norwich 11-2136505 Click to copy NY Youth Development 4 Friends of Nassau County Bailey Arboretum 51-0190936 Click to copy NY Environment 4 Heckscher Museum 11-6038031 Click to copy NY Arts and Culture 4 Long Island Childrens Museum 11-3035221 Click to copy NY Arts and Culture 4 Caumsett Foundation Incorporated 11-3396186 Click to copy NY Environment 3 Friends Academy 11-1633485 Click to copy NY Education 3 Interfaith Nutrition Network 11-2676892 Click to copy NY Food and Agriculture 3 Oyster Bay Historical Society 11-6083183 Click to copy NY Arts and Culture 3 Scyc Preservation Foundation Inc 47-3789649 Click to copy NY Arts and Culture 3 Suffolk County Vanderbilt Museum 11-6037002 Click to copy NY Arts and Culture 3 The Long Island Museum of American Art History & Carriages 11-1667767 Click to copy NY Arts and Culture 3 The Oyster Bay Railroad Museum 11-3222511 Click to copy NY Arts and Culture 3 Webb Institute 11-1630912 Click to copy NY Education 3 American Sailboat Racing Foundation Inc 47-1731159 Click to copy NY Recreation and Sports 2 Bellport-Brookhaven Historical Society 11-6079116 Click to copy NY Arts and Culture 2 Columbus Citizens Foundation Inc 13-6118967 Click to copy NY Arts and Culture 2 Community Foundation of Oyster Bay Inc 11-2590825 Click to copy NY Philanthropy 2 Cooleys Anemia Foundation Inc 11-1971539 Click to copy NY Medical Research 2 Cutchogue-New Suffolk Historical Council Inc 11-6952000 Click to copy NY Arts and Culture 2 Dyckman Farmhouse Museum 32-0035632 Click to copy NY Arts and Culture 2 East Hampton Historical Society Inc 11-6035631 Click to copy NY Arts and Culture 2 Fenimore Art Museum 15-0539110 Click to copy NY Arts and Culture 2 Friends of Cedarmere Inc 27-2291032 Click to copy NY Arts and Culture 2 Friends of Rock Hall Inc 11-2411540 Click to copy NY Arts and Culture 2 Friends of the Bay Inc 11-2928467 Click to copy NY Philanthropy 2 Glen Cove Boys and Girls Club at Lincoln House Inc 11-1673938 Click to copy NY Youth Development 2 Green Vale School 11-1633568 Click to copy NY Education 2 Green-Wood Historic Fund Inc 11-3450678 Click to copy NY Arts and Culture 2 Hallockville Inc 11-2365133 Click to copy NY Arts and Culture 2 Historic Hudson Valley 13-1692606 Click to copy NY Arts and Culture 2 Hotchkiss Library of Sharon Inc 06-0655489 Click to copy CT Education 2 Huntington Historical Society 11-6003290 Click to copy NY Arts and Culture 2 King Manor Association of Long Island Inc 11-2396324 Click to copy NY Arts and Culture 2 Locust Valley Cemetery Association Inc 11-1502725 Click to copy NY Mutual Benefit 2 Long Beach Historical Society 11-2632835 Click to copy NY Arts and Culture 2 Masters School 13-1740472 Click to copy NY Education 2 Mattituck Historical Society Inc 23-7062997 Click to copy NY Arts and Culture 2 Mill Neck Foundation Inc 11-2497863 Click to copy NY Health 2 New York Marble Cemetery 13-6122177 Click to copy NY Mutual Benefit 2 New York University School of Law Foundation 13-6161036 Click to copy NY Education 2 Northport Historical Society 23-7344371 Click to copy NY Arts and Culture 2 Old Merchants House of New York Inc 23-7186077 Click to copy NY Arts and Culture 2