Seventeen operations — seven forecourts, four bulk-fuel distributors, one sole electricity supplier, one EV-charging firm. Eleven limited companies plus a 120,000-member cooperative. Guernsey Electricity (1907) imports 94% of supply via subsea cables from France. Six sites in Vale, four in St Sampson. —
One firm per niche, picked for editorial depth.
Tagged in Fuel & Charging but not in one of the specific niches above.