# Mynydd Portref Limited

## Details

- **Company number:** [06567041](https://find-and-update.company-information.service.gov.uk/company/06567041)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 16 Apr 2008
- **Registered office:** 1 DES ROCHES SQUARE, WITNEY, OX28 4BE
- **Nature of business:** [35110](/sic/35110) Production of electricity
- **Corporate group:** [GMV Nominees Ltd](/group/4) (48216 companies)


## Previous names

- Wern Ddu Limited (until 30 Jul 2008)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| BECK, Stephen James | director | 12 May 2017 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Mynydd Windfarm Llp | ownership-of-shares-75-to-100-percent | 6 Apr 2016 |  |



## Accounts

| Year ended | Employees |
|---|---|
| 31 Oct 2025 | 3 |
| 31 Oct 2024 | 3 |
| 31 Oct 2023 | 3 |
| 31 Oct 2022 | 2 |



## Owned by

Mynydd Portref Limited → [Mynydd Windfarm LLP](/company/OC364483) → [Gresham House Wind Energy 1 PLC](/company/11987976) → [Gresham House Sustainable Timber And Energy LP](/company/SL007703) → [Gresham House Asset Management Limited](/company/09447087) → [Gresham House Holdings Limited](/company/09514560)




## Directors' other companies

- [BECK, Stephen James](/person/5643995) - director at [Stairfoot Generation Ltd](/company/11629881)
- [BECK, Stephen James](/person/5643995) - director at [UK Battery Storage Ltd](/company/10870671)
- [BECK, Stephen James](/person/5643995) - director at [Gresham House Energy Storage Limited](/company/11434417)
- [BECK, Stephen James](/person/5643995) - director at [Grid Holdco 1 Limited](/company/16461016)
- [BECK, Stephen James](/person/5643995) - director at [Gresham House Energy Storage Solutions Limited](/company/13962518)
- [BECK, Stephen James](/person/5643995) - director at [Grid Holdco 6 Limited](/company/16781733)
- [BECK, Stephen James](/person/5643995) - director at [ROC Noir Limited](/company/13225642)
- [BECK, Stephen James](/person/5643995) - director at [Gresham House Siff Feeder Trustee Limited](/company/09536363)
- [BECK, Stephen James](/person/5643995) - director at [New Thurcroft Energy Storage Ltd](/company/15010041)
- [BECK, Stephen James](/person/5643995) - director at [HC Ess7 Limited](/company/11463005)



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- [Fswind Limited](/company/07320463) (07320463)
- [Global Property Spectrum Ltd](/company/17272415) (17272415)