Investor Presentaiton

Low-risk, low-impact approach Optimum access to Europe and the global seaborne market ■ Located IN THE MIDDLE of the central European agricultural market ■ Small relative transport distances deliver low-carbon logistics footprint for South Harz product ■ Product to be transported via South Harz regional network which services the major hubs of Northwest Europe and key European ports ■ Central and Eastern European sales delivered by combinations of rail, truck and river barge Transportation costs estimated to be US$30/t for NW and Central European customers ■ Western Europe a net importer from Eastern Europe; security of supply concerns can't be competitively alleviated from offshore markets given freight cost differential Ohmgebirge Project Port of Rotterdam (NL) Port of Bremerhaven Port of Hamburg Port of Szczecin (PL) 500 km radius from Ohmgebirge 1,000 km radius from Ohmgebirge Ireland Portugal Spain United Kingdom Belgium Norway SOUTHHARZ POTASH Finland Estonia Sweden Denmark Latvia Lithuania Hungary Moldova Belarus Poland Czech Republic Ukraine Slovakia France Switzerland Austria Slovenia Croatia Italy Se bia Bosnia and Bulgaria Macedonia Albania Greece Herzegovina Monteneg Romania AUGUST 2023 INVESTOR PRESENTATION 12

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