Investor Presentaiton

INFRASTRUCTURE FOR THE FUTURE PERFORMANCE SUMMARY Proportional Results - VPN, SAPN & TGD ($m) (1) 2020 2019 Change Proportional Results 2020 Change ($m) Distribution and transmission revenue 1,022.8 998.1 2.5% EBITDA Other revenue 155.0 168.2 -7.8% VPN 442.5 6.4% Total Revenue Operating costs 1,177.8 1,166.3 1.0% SAPN 327.4 -3.3% (330.6) (326.4) 1.3% TransGrid 100.4 -1.7% Beon margin (VPN) 9.8 5.5 78.2% Proportional EBITDA 870.3 1.6% Enerven margin (SAPN) 13.3 11.2 18.8% EBITDA 870.3 856.6 1.6% Bomen Solar Farm 5.3 n/m Net external finance costs (181.4) (183.3) -1.0% Corporate Costs (13.2) 10.8% EBT DA 688.9 673.3 2.3% Underlying look-through 862.4 2.4% EBITDA Growth Capex(2) 230.7 203.6 13.3% RCAB (Spark share) (2) 6.533.1 6,302.3 3.7% Spark Infrastructure share of RCAB has increased by 3.7% (1) On an aggregated proportional basis to Spark Infrastructure (2) Excludes Bomen Solar Farm Spark Infrastructure | Investor Presentation | February 2021 5

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