| OCEAN FOUNDATION | 710863908 | 2020-06-30 | $50K | VCS proj design |
| CONSERVATION INTERNATIONAL FOUNDATION | 521497470 | 2017-06-30 | $32K | Global methodology for tidal wetland & seagrass conservation |
| PEW CHARITABLE TRUSTS | 562307147 | 2024-06-30 | $32K | Policy |
| NATIONAL FISH AND WILDLIFE FOUNDATION | 521384139 | 2019-09-30 | $31K | Increase Killer Whale Pre |
| NATURE CONSERVANCY | 530242652 | 2016-06-30 | $25K | Conservation Activities |
| CONSERVATION INTERNATIONAL FOUNDATION | 521497470 | 2018-06-30 | $24K | FINALIZING CONSERVATION METHODOLOGY VALIDATION; GLOBAL METHODOLOGY FOR TIDAL WETLAND & SEAGRASS CONSERVATION |
| PEW CHARITABLE TRUSTS | 562307147 | 2023-06-30 | $20K | Policy |
| COMMUNITY FOUNDATION OF TAMPA BAY INC | 593001853 | 2017-06-30 | $20K | SUPPORT OF MISSION |
| NATIONAL FISH AND WILDLIFE FOUNDATION | 521384139 | 2018-09-30 | $13K | Increase Killer Whale Pre |
| CONSERVATION INTERNATIONAL FOUNDATION | 521497470 | 2016-06-30 | $11K | GLOBAL METHODOLOGY FOR TIDAL WETLAND & SEAGRASS CONSERVATION |
| PEW CHARITABLE TRUSTS | 562307147 | 2025-06-30 | $10K | Policy |
| NATIONAL AUDUBON SOCIETY INC | 131624102 | 2017-06-30 | $10K | GENERAL SUPPORT |
| NATIONAL AUDUBON SOCIETY INC | 131624102 | 2019-06-30 | $10K | GENERAL |
| CONSERVATION INTERNATIONAL FOUNDATION | 521497470 | 2019-06-30 | $10K | FINALIZING CONSERVATION METHODOLOGY VALIDATION |
| CRUISE INDUSTRY CHARITABLE FOUNDATION INC | 522082802 | 2018-12-31 | $10K | ENVIRONMENTAL PROGRAMS |
| NATURE CONSERVANCY | 530242652 | 2018-06-30 | $10K | Conservation Activities |
| PEW CHARITABLE TRUSTS | 562307147 | 2023-06-30 | $10K | Sponsorship |
| OCEAN FOUNDATION | 710863908 | 2023-06-30 | $9K | general ops support |
| ENVIRONMENTAL DEFENSE FUND INCORPORATED | 116107128 | 2022-09-30 | $8K | — |
| RESOURCES LEGACY FUND | 954703838 | 2018-12-31 | $8K | LAND OR MARINE CONSERVATION |
| NATIONAL FISH AND WILDLIFE FOUNDATION | 521384139 | 2017-09-30 | $7K | Killer Whale Conservation |
| PEW CHARITABLE TRUSTS | 562307147 | 2025-06-30 | $7K | Sponsorship |