Centrica Results Presentation Deck

Adjusted gross margin Year ended 31 December (£m) Continuing operations British Gas Services & Solutions British Gas Energy Centrica Business Solutions Bord Gáis Energy Energy Marketing & Trading Upstream Adjusted gross margin from continuing operations Discontinued operations Direct Energy Total Group adjusted gross margin The above adjusted figures are before exceptional items and certain re-measurements. 2020 restated to reflect the new operating structure of the Group. 33 Centrica plc Preliminary Results 2021 2020¹ 664 890 100 154 281 244 2,333 862 3,195 2021 574 849 143 136 242 926 2,870 0 2,870 A (14%) (5%) 43% (12%) (14%) 280% 23% (100%) (10%) centrica

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