| ecotricity group ltd | £459.2m | £2.3b | Oct 2012 | - | Open | Director |
| green britain group limited | £466.9m | £2.3b | Jan 2023 | - | Open | Director |
| ecotricity limited | £457.6m | £1.2b | Apr 2014 | - | Open | Director |
| ecotricity generation limited | £1.6m | £161.2m | Jan 2017 | - | Open | Director |
| ecotricity wind and sun parks (issuing) limited | £22.6m | £105.8m | Jan 2017 | - | Open | Director |
| ecotricity wind and sun parks (holding) limited | - | £57.8m | Jan 2017 | - | Open | Director |
| wind holdings nord limited | - | £48.9m | Jan 2017 | - | Open | Director |
| fen farm wind park limited | £5.1m | £38.9m | Jan 2017 | - | Open | Director |
| next generation wind holdings limited | - | £28.6m | Jan 2017 | - | Open | Director |
| ecotricity bonds plc | £2.5m | £24.9m | Jan 2017 | - | Open | Director |
| galsworthy wind park limited | £2.1m | £23.2m | Jan 2017 | - | Open | Director |
| bambers wind park limited | £3m | £20.3m | Jan 2017 | - | Open | Director |
| new power company limited | - | £15.8m | Jan 2017 | - | Open | Director |
| ballymena wind park limited | £856k | £13.1m | Jan 2017 | - | Open | Director |
| bristol port wind park limited | £3.2m | £11.8m | Jan 2017 | - | Open | Director |
| forest green sun company limited | £432k | £10.6m | Jun 2016 | - | Open | Director |
| dagenham wind park limited | £1.4m | £9m | Jan 2017 | - | Open | Director |
| forest green rovers football club limited | £8.4m | £7.1m | Feb 2014 | - | Open | Director |
| cardiff wind park limited | £667k | £6.2m | Jan 2017 | - | Open | Director |
| fen farm solar park limited | £454k | £5.8m | Jan 2017 | - | Open | Director |
| shooters bottom wind park ltd | £701k | £5m | Jan 2017 | - | Open | Director |
| dundee merchant wind park limited | £846k | £4.9m | Jan 2017 | - | Open | Director |
| alveston wind park limited | £1m | £4.1m | Jan 2017 | - | Open | Director |
| ecotricity (dalby solar) limited | £763k | £3.5m | Oct 2018 | - | Open | Director |
| heck fen wind park limited | £2.5m | £3.3m | Jan 2017 | - | Open | Director |
