| DOHENY EYE INSTITUTE | $19,472,650 | H42 | inferred 0.60 | space: outer | Pasadena, CA | 2024 |
| EDITH & HENRY HEUSER HEARING INSTITUTE | $4,481,615 | H42 | published | | Louisville, KY | 2024 |
| AMERICAN COCHLEAR IMPLANT ALLIANCE FOUNDATION | $2,594,514 | H42 | published | science: research education | Mclean, VA | 2024 |
| AMERICAN SPEECH-LANGUAGE-HEARING FOUNDATION | $2,108,854 | H42 | published | science: research education | Rockville, MD | 2024 |
| HOUGH EAR INSTITUTE | $1,572,458 | H42 | published | | Oklahoma City, OK | 2024 |
| ASSOCIATION FOR RESERACH IN OTOLARYNGOLOY INC | $1,082,573 | H42 | published | science: research education | Brentwood, TN | 2024 |
| ABLE KIDS FOUNDATION | $756,411 | H42 | published | science: research education | Fort Collins, CO | 2025 |
| SOCIETY FOR EAR NOSE AND THROAT ADVANCES IN CHILDREN INC | $400,297 | H42 | published | science: research education | Warrenville, IL | 2024 |
| AMERICAN HEARING RESEARCH FOUNDATION | $385,525 | H42 | published | science: research education | Chicago, IL | 2024 |
| CAROLINA EAR RESEARCH INSTITUTE | $331,125 | H42 | published | | Raleigh, NC | 2024 |
| THE CHARISMATIC VOICE RESEARCH FUND | $314,203 | H42 | published | | Tucson, AZ | 2024 |
| JASTREBOFF HEARING DISORDERS FOUNDATION INC | $242,804 | H42 | published | | Guilford, CT | 2024 |
| SLEEP EDUCATION CONSORTIUM | $180,939 | H42 | published | | Sugar Land, TX | 2025 |
| AMERICAN INSTITUTE FOR VOICE & EAR RESEARCH | $78,927 | H42 | inferred 0.70 | | Philadelphia, PA | 2025 |
| UMKC RESEARCH FOUNDATION | $63,534 | H42 | inferred 0.70 | | Kansas City, MO | 2024 |
| BHATT LASER RESEARCH INSTITUTE | $25,622 | H42 | published | | S Barrington, IL | 2012 |
| COALITION FOR HEARING EDUCATION ANDRESEARCH INC | $13,961 | H42 | published | | Norfolk, VA | 2013 |
| COLLEGIUM OTO-RHINO-LARYNGOLOGICUMAMICITIAE SACRUM-US GROUP INC | $5,359 | H42 | published | | Seattle, WA | 2018 |
| OTOLARYNGOLOGY RESEARCH & EDUCATION FOUNDATION INC | $3,932 | H42 | published | | New York, NY | 2024 |
| BARTON G KIDS HEAR NOW FOUNDATION INC | $1,475 | H42 | published | | Hollywood, FL | 2023 |
| MICHIGAN EAR INSTITUTES FOUNDATION | $0 | H42 | published | | Farmington Hills, MI | 2024 |
| GLAUCOMA RESEARCH ASSOCIATION OF | - | H42 | inferred 0.60 | | Pittsburgh, PA | |
| FOUNDATION FOR AIRWAY MAXILLOFACIAL SURGERY | - | H42 | published | | Northridge, CA | 2023 |
| EAR NOSE & THROAT RESEARCH | - | H42 | inferred 0.70 | | Boston, MA | |
| CAPITAL AREA SPEECH LANGUAGE AND HEARING ASSOCIATION | - | H42 | published | | Guilderland, NY | |
| PHILADELPHIA CHAPTER OF BLACK DEAF ADVOCATES | - | H42 | published | | Philadelphia, PA | |
| EAR NOSE AND THROAT FOUNDATION OF CENTRAL PENNSYLVANIA | - | H42 | published | | Hummelstown, PA | |
| EAR NOSE & THROAT RESEARCHER AND | - | H42 | inferred 0.70 | | Detroit, MI | |
| SOUND RESEARCH GROUP | - | H42 | published | | Westfield, MA | |
| A SOUND MIND REHABILITATION INSTITUTION INC | - | H42 | published | | Atlanta, GA | |
| CANCER EAR NOSE THROAT SEARCH | - | H42 | inferred 0.45 | | Pasadena, TX | |
| EAR NOSE AND THROAT NURSING FOUNDATION INC | - | H42 | published | | Warrenville, IL | |
| FUNDACION DE HIPERTENSION ARTERIAL DE VENEZUELA CORP | - | H42 | inferred 0.70 | | Miramar, FL | |
| MISSOURI SPEECH-LANGUAGE-HEARING FOUNDATION | - | H42 | published | | Saint Louis, MO | |
| DAVID J LIM FOUNDATION | - | H42 | published | | Buena Park, CA | |