REC Silicon Investor Presentation

Pareto Investor Conference Silane: Feedstock for the Energy Transition BATTERY VALUE CHAIN SILANE SEMICONDUCTOR SOLAR VALUE CHAIN Silicon Anodes to Drive Silane Market Expansion. Moses Lake Sole major supplier of pure silane outside China ➤ Co-Location discussions with multiple potential partners ➤ $1.0B gross silane plant capex Growth Driver Proven Global Leader. Butte ➤ 3,200MT Si-gas ➤ Module loading EBITDA ~$30M Established Footprint to Capture Solar Market Upside. Moses Lake ➤ Moses Lake FBR Poly: 18,000MT Technology ➤ Yulin JV Technology Transfer Agreement of USD 200M Market Inflection 2 OREC Silicon ASA. All rights reserved. Confidential 1/15/2021 RECSILICON

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