| The Nature Conservancy | Related tax-exempt org | Conservation | DC | 530242652 |
| Blue Investments for Nature Inc BIN | Related tax-exempt org | Conservation | DE | 851228166 |
| Ecological Trust Fund of Panama FIDECO | Related tax-exempt org | Grantmaking | — | 311656561 |
| Natures Capital Inc | Related tax-exempt org | Grantmaking | DE | 933463243 |
| Belize Maya Forest Trust | Related tax-exempt org | Conservation | — | — |
| Fundacion Nature Conservancy of Panama | Related tax-exempt org | Conservation | — | — |
| Instituto de Conservacao Ambiental | Related tax-exempt org | Conservation | — | — |
| Loisaba Community Trust | Related tax-exempt org | Conservation | — | — |
| Nature Conservation Water Fund Pty Ltd | Related tax-exempt org | Conservation | — | — |
| Nature United | Related tax-exempt org | Conservation | — | — |
| TNC Hong Kong Foundation Limited | Related tax-exempt org | Coservation | — | — |
| The Nature Conservancy in Europe | Related tax-exempt org | Conservation | — | — |
| The Nature Conservancy Ltd Australia | Related tax-exempt org | Conservation | — | — |
| The Nature Conservancy of South Africa | Related tax-exempt org | Conservation | — | — |
| The Nature Conservancy Trust | Related tax-exempt org | Conservation | — | — |
| TNC Conservacion de la Naturazala Asoc | Related tax-exempt org | Conservation | — | — |
| TNC New Zealand Trust | Related tax-exempt org | Conservation | — | — |
| TNC-The Nature Conservancy Centre | Related tax-exempt org | Conservation | — | — |
| Yayasan Konservasi Alam Nusantara | Related tax-exempt org | Conservation | — | — |
| The Nature Conservancy Singapore Limited | Related tax-exempt org | Conservation | — | — |
| TNC in Switzerland Foundation | Related tax-exempt org | Conservation | — | — |
| Central Cascades Forest LLC | Related partnership | Conservation | DE | 472807877 |
| Montana Checkerboard LLC | Related partnership | Conservation | DE | 472680137 |
| Cumberland Forest LP | Related partnership | Conservation | DE | 832851270 |
| African Conservation & Communities | Related partnership | Investment | — | 981613625 |