CGNI Financial and ESG Update

9 CGH's core business is the distribution of natural gas throughout the Czech Republic, a regulated business with 81% country coverage. CGH Snapshot ◆ Largest distribution operation (DSO) in the country by both grid length and number of connections First fully unbundled utility in the Czech Republic after the successful separation from innogy in 2020 • Standard European RAB-based regulation with 5-year regulatory periods (RP) with strong track-record of tariff stability. The 5th RP began in 2021 and ends in 2025 Strategically positioned to support the transition of the Czech Heating sector from lignite to gas Received a Sustainalytics rating of 19.4 "Low Risk", ranked 3rd out of 83 Gas Utilities The Czech Republic is AA-rated and the Company has a Senior Unsecured Rating: S&P BBB+ (stable) / Fitch BBB (stable). Senior Unsecured Notes issued by the Company are notched up to BBB+ by Fitch. 65,000km of gas pipelines c. 2.3m off-take points Current Shareholding & Corporate Structure sunsuper 25.00% CGN Holdings S.à r.l O MACQUARIE 75.00% BCi Allianz (ill 55.21% 26.29% 18.50% Czech Gas Networks, S.à r.l (Lux) c. 70TWh/year distributed gas "CGNI" or "Issuer" Czech Gas Networks Investments S.à r.l (Lux) EUR/CZK Notes Bank Facilities EUR Green Notes Geographic Footprint & Market Presence Czech Gas Distribution Regions by Company/Operator Market Shares by customers coverage (YE2020) "CGH" or "Operating Company" 4% 15% 81% GasNet eg.d PPO Source: Company Information. 9 Czech Grid Holding, a.s. (Cz) GasNet GasNet Služby gasnet.cz 45

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