| Company Name | Type | Status |
|---|---|---|
| HUMPHREYS, BOYLE AND COMPANY, LIMITED | Private company limited by shares | Dissolved |
| HUMPHREYS ESTATE (DEVELOPMENTS) LIMITED | Private company limited by shares | Dissolved |
| HUMPHREYS ESTATE (DOUGLAS) LIMITED | Private company limited by shares | Dissolved |
| HUMPHREYS ESTATE & FINANCE COMPANY, LIMITED | Public company limited by shares | Live |
| Humphreys Peak Limited | Private company limited by shares | Live |
| HUMPHREYS ESTATE (M.R. PROPERTIES) LIMITED | Private company limited by shares | Dissolved |