| Community Health and Nursing Services | Related tax-exempt org | Home health | ME | 010211546 |
| Healthy Community Coalition | Related tax-exempt org | Community services | ME | 223305743 |
| LincolnHealth Cove's Edge | Related tax-exempt org | Healthcare | ME | 010382340 |
| LincolnHealth Medical Partners Inc | Related tax-exempt org | Physician practices | ME | 263878235 |
| Maine Medical Center Realty Corp | Related tax-exempt org | Property management | ME | 010434215 |
| MaineHealth | Related tax-exempt org | Hospital | ME | 010238552 |
| MaineHealth Care at Home | Related tax-exempt org | Home health | ME | 222571902 |
| Memorial Elder Health Services | Related tax-exempt org | Nursing home | NH | 813653215 |
| Memorial Hospital Foundation | Related tax-exempt org | Fundraising | NH | 462137291 |
| Mid Coast Geriatric Services Corporation | Related tax-exempt org | Home health | ME | 010496221 |
| NorDx | Related tax-exempt org | Lab | ME | 010511356 |
| Quarry Hill | Related tax-exempt org | Long term care | ME | 010213976 |
| St Joseph's Rehab & Residence | Related tax-exempt org | Nursing home | ME | 010339489 |
| The Memorial Hospital at North Conway NH | Related tax-exempt org | Hospital | NH | 020222156 |
| Western Maine Multi-Medical Specialists | Related tax-exempt org | Physician practices | ME | 010489824 |
| Maine Medical Partners | Related taxable corporation/trust | Healthcare | ME | 010442142 |
| Waldo County Healthcare Mgmt Co | Related taxable corporation/trust | Management services | ME | 010485133 |
| PBH Management Company | Related taxable corporation/trust | Management services | ME | 010537278 |
| Mid Coast Health Management Corp | Related taxable corporation/trust | Management services | ME | 010429598 |
| Mid Coast Medical Group | Related taxable corporation/trust | Healthcare | ME | 010484592 |
| Thorton Oaks Development Corp | Related taxable corporation/trust | Management services | ME | 010448411 |