| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| GUINNESS ATKINSON ASSET MANAGEMENT, INC. | FC024762 | 13/05/2020 | Silver |
| GUINNESS CAPITAL MANAGEMENT LIMITED | 07084333 | 23/11/2009 | Silver |
| GUINNESS GLOBAL INVESTORS LTD | 13836141 | 09/01/2022 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRIGHT MINDS DAYCARE LIMITED | 10519746 | 06/11/2020 | 30/11/2021 | Silver |
| BROOKE ENERGY GROUP LIMITED | 10168506 | 24/07/2020 | 06/09/2024 | One Red Flag |
| HYDRO ENERGY TRADING LIMITED | 09026478 | 01/04/2015 | 18/06/2021 | Silver |
| RENEWABLE ASSET LIMITED | NI615617 | 19/03/2013 | 24/07/2020 | Amber |