This is a list of British natural gas companies.

Exploration and production: Cuadrilla Resources IGas Energy

Utilities: British Gas (also uses Scottish Gas and Nwy Prydain brands) (parent company Centrica) EDF Energy (parent of London Energy, Seeboard and SWEB Energy) Npower (parent company RWE) Powergen Retail (parent Company E.ON) SSE (parent of Scottish Hydro, Southern Electric and Swalec) ScottishPower TotalEnergies Gas & Power Bulb Ovo Energy British Natural Gas (known as HM British Natural Gas Ltd)

Other companies: National Grid, previously known as Transco

See also Lists of public utilities Npower UK