- Jesuit Seminary and Mission Bureau
- Jewish Association for Services for the Aged
- Jewish Community Center in Manhattan
- Jewish Community Foundation of San Diego
- Jewish Funds for Justice
- Jewish Home and Hospital for the Aged
- Jhpiego
- John Jay College of Criminal Justice
- Johnstown Symphony Orchestra
- Junior League of the City of New York
- Kalamazoo Community Foundation
- Kansas 4-H Foundation
- Kansas City Symphony
- Kennesaw State University
- Keystone Symposia on Molecular and Cellular Biology
- Kitchener-Waterloo Symphony
- Kravis Center for the Performing Arts
- La Jolla Playhouse
- La Mirada Theatre for the Performing Arts
- LaGuardia Community College
- LAMBDA Legal Defense and Education Fund
- Lawrence Family Jewish Community Center
- Lebanon Valley College
- Legacy Health System
- Legal Aid Society of New York
- Legion of Christ
- Lenox Hill Hospital
- Lesher Center for the Arts
- Lewis Ginter Botanical Garden
- Lifespan
- Long Center for the Performing Arts
- Long Island College Hospital
- Lookingglass Theatre
- Los Angeles County Museum of Art
- Los Angeles Music Center
- Los Angeles Opera
- Los Angeles Philharmonic
- Lucile Packard Foundation for Children’s Health
- Lupus Foundation of America
- Lyric Opera of Chicago
- Madison Square Boys & Girls Club
- Maine Street Museum
- March of Dimes
- Mark Twain House
- Marymount Manhattan College
- McCarter Theatre
- McWane Science Center
- Meadows Mental Health Policy Institute
- Medical Center of Ocean County Foundation
- Medical College of Wisconsin
- Memphis Brooks Museum of Art
- Mercy Health Foundation St. Louis
- Mercy Ships
- Meridan Health Affiliated Foundations
- Metropolitan Opera
- Midland Center for the Arts
- Million Dollar Quartet
- Milwaukee Symphony Orchestra
- Minnesota Orchestra
- Minnesota Zoo
- Mission San Juan Capistrano
- Missouri Botanical Garden
- Missouri Botanical Garden
- MIT Museum
- Mitchell College
- Modern Art Museum of Fort Worth
- Monadnock Community Hospital
- Montclair State University
- Montefiore Medical Center
- Morton Plant Mease Foundation
- Mount Sinai Medical Center
- Mount Sinai School of Medicine
- Museum of Fine Arts, Boston
- Museum of Fine Arts, Houston
- Museum of Science & Industry, Chicago
- Museum of Science and Industry
- Museum of Science, Boston
- Naples Botanical Garden
- Nashville Ballet
- Nashville Opera Association
- Nashville Symphony
- National Alliance of Research on Schizophrenia & Depression
- National Arts Centre of Canada
- National Center for Civil and Human Rights
- National Civil Rights Museum
- National Civil War Museum
- National Constitution Center
- National Council of Jewish Women
- National Fallen Firefighters Foundation
- National Identity Museum of Honduras
- National Multiple Sclerosis Society
- National Museum of Women in the Arts
- National Trust for Historic Preservation
- National Wildlife Federation
- Natural History Museum of Los Angeles County
- Neuropathy Association
- New 42nd Street / New Victory Theatre
- New World Symphony
- New York Academy of Medicine
- New York AIDS Coalition
- New York Botanical Garden
- New York City Center
- New York Civil Liberties Union
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