Non-Domestic Supplier Insight Service: January 2017 Operational Performance British Gas Business (BGB) is to pay out £9.5mn after customer service failures following the introduction of a new IT system in 2014 Citizen’s Advice released its new non-domestic energy supplier performance league table on 20 Januaryo E.ON UK was named as the top energy suppliero SSE was ranked 2ndo Scottish Power was ranked 12tho npower was ranked 13th, the lowest ranking of the six large supplierso Extra Energy was ranked bottom (15th) Strategic Direction On 2 ...