| BIOTECHNOLOGY INNOVATION ORGANIZATION | | 18 | $45.0M | Q2 2025 |
| BOEHRINGER INGELHEIM USA CORPORATION | BOEHRINGER INGELHEIM USA CORPORATION, FORMERLY REPORTED AS BOEHRINGER INGELHEIM PHARMACEUTICALS, INC | 23 | $23.6M | Q3 2026 |
| MERCK & CO INC | | 7 | $19.9M | Q3 2026 |
| ASSOCIATION OF AMERICAN MEDICAL COLLEGES | | 22 | $17.5M | Q3 2026 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION (NRECA) | | 15 | $12.2M | Q3 2024 |
| NATIONAL ASSOCIATION OF MANUFACTURERS | | 3 | $10.9M | Q3 2021 |
| NATIONAL PORK PRODUCERS COUNCIL | | 16 | $10.2M | Q3 2024 |
| AMERICAN FARM BUREAU FED | | 23 | $9.4M | Q3 2026 |
| TYSON FOODS, INC | | 15 | $7.7M | Q3 2026 |
| NATIONAL MILK PRODUCERS FEDERATION | | 22 | $6.6M | Q2 2026 |
| ELANCO ANIMAL HEALTH INCORPORATED | | 23 | $6.0M | Q3 2026 |
| AMERICAN VETERINARY MEDICAL ASSOCIATION | | 23 | $5.9M | Q3 2026 |
| HUMANE WORLD ACTION FUND | HUMANE WORLD ACTION FUND AND AFFILIATES (FORMERLY KNOWN AS HUMANE SOCIETY LEGISLATIVE FUND) | 23 | $5.2M | Q3 2026 |
| PERSONAL CARE PRODUCTS COUNCIL | | 23 | $5.0M | Q3 2026 |
| TEXAS FARM BUREAU | | 15 | $4.8M | Q3 2025 |
| NATIONAL SEAFOOD ASSOCIATION, F/K/A NATIONAL FISHERIES INSTITUTE | | 23 | $4.6M | Q3 2026 |
| NATIONAL PARKS CONSERVATION ASSOCIATION | | 21 | $3.8M | Q2 2026 |
| THE PROCTER AND GAMBLE COMPANY | | 5 | $3.7M | Q1 2024 |
| GENERAL MILLS SERVICES INC. (FKA GENERAL MILLS) | | 10 | $3.5M | Q3 2026 |
| AMERICAN GAMING ASSOCIATION | | 7 | $3.3M | Q3 2024 |
| WORLD WILDLIFE FUND, INC. | | 23 | $3.2M | Q3 2026 |
| OCEAN CONSERVANCY | | 16 | $3.2M | Q3 2024 |
| ANIMAL WELLNESS ACTION | | 23 | $2.8M | Q3 2026 |
| PET FOOD INSTITUTE | | 23 | $2.1M | Q3 2026 |
| DEFENDERS OF WILDLIFE | | 23 | $2.1M | Q3 2026 |
| EARTHJUSTICE | | 12 | $2.0M | Q2 2024 |
| NATIONAL CATTLEMEN'S BEEF ASSOCIATION | | 23 | $1.9M | Q3 2026 |
| NATIONAL AUDUBON SOCIETY INC | | 23 | $1.9M | Q3 2026 |
| EMD SERONO INC | | 3 | $1.8M | Q3 2021 |
| CENTER FOR BIOLOGICAL DIVERSITY | | 23 | $1.7M | Q3 2026 |
| CLEMSON UNIVERSITY | | 16 | $1.7M | Q3 2026 |
| AMERICAN SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS | | 23 | $1.7M | Q3 2026 |
| UNIVERSITY OF WISCONSIN-MADISON | | 17 | $1.6M | Q2 2026 |
| OREGON HEALTH & SCIENCE UNIVERSITY | | 23 | $1.4M | Q3 2026 |
| CHARLES RIVER LABORATORIES | BGR GOVERNMENT AFFAIRS | 13 | $1.3M | Q3 2025 |
| WORLD DOG ALLIANCE | DENTONS US LLP | 15 | $1.3M | Q3 2026 |
| NATIONAL THOROUGHBRED RACING ASSOCIATION | | 10 | $1.3M | Q3 2024 |
| UNIVERSITY OF GEORGIA | | 15 | $1.2M | Q3 2026 |
| EXXON MOBIL CORP | | 1 | $1.2M | Q2 2021 |
| MEDGENE LABS | BOCKORNY GROUP, INC. | 19 | $1.1M | Q3 2025 |