Five firms — two pure-play installers, two incumbent utilities adding low-carbon lines, and Alderney's statutory regulator. Little Green Energy (2013) has installed 3.1 MW across 500+ homes; Renew counts 137 installations totalling 787 kW. Guernsey Gas's heritage traces to the 1820s. —
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St Peter Port·Service
Part of Islands Energy Group Limited
✦Most experience: 200 years
203-year heritage (1823)
Guernsey Gas Limited, trading as Guernsey Energy, is the island's gas utility supplying natural gas, bottled gas, and appliance services to homes and businesses.
Alderney·Organization·Est. 2007
Part of States of Alderney
Statutory body established in 2007 under The Renewable Energy (Alderney) Law, 2007, specialising in the regulation and licensing of renewable energy in Alderney.
St Sampson·Service
Part of RUBiS Group (Rubis Energie)
The Channel Islands' principal fuel, energy, and heating services supplier, with forecourts, bulk terminals, and aviation fuelling across all five islands.
Forest·Service·Est. 2013
Little Green Energy installs solar panels, battery storage, EV chargers, heat pumps, and wind turbines across Guernsey, established 2013.
St Peter Port·Organization·Est. 2017
Company that installs, owns, and operates public electric vehicle charge points and offers home EV charger installations across the parishes.
St Sampson·Service
St Sampson renewable energy installer specialising in solar PV, battery storage, heat pumps, and EV charging across Guernsey, Alderney, and East Sussex.
St Sampson·Organization·Est. 2024
Renewable energy specialist offering solar PV installation, battery storage, EV charging points, and general electrical installation for domestic and commercial properties.