#1Meyer Burger Scaling Solar Manufacturing Corporate Presentation January 2023 ☑ MEYER BURGER#2Disclaimer IMPORTANT: The following applies to this document, which has been prepared by Meyer Burger Technology AG (the "Company" and together with its subsidiaries, the "Group") solely for information purposes in relation to the Group (the "Information"). The Information does not purport to contain all information required to evaluate the Company or the Group and/or its financial position. Certain financial information (including percentages) has been rounded according to established commercial standards. The Information is intended to provide a general overview of the Group's business and does not purport to deal with all aspects and details regarding the Company and the Group. The Information does not constitute a recommendation regarding any investment in, or loans or securities of, the Company or any other member of the Group. 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MEYER BURGER 2#3Meyer Burger - 70 years of experience, including 40 years in PV 1953 1970 1981 2002 Hans Meyer & Erich Burger founded Meyer Burger, focusing on machines for the watch industry 2020 /TCHE 17.5 15.0 12.5 10.0 2006 2008 2013 2016 2017 2019 LASAN 50 25 Entry into the semiconductor industry Entry into the solar industry Market launch of the first DS262 wire saw for the solar industry IPO on the SIX Swiss Exchange on November 23, 2006 2021 Start of the development of heterojunction technology EXPECTED MILESTONES Transformation from PV machine supplier to PV module and cell manufacturer 2022 2024E 2025E+ Acquisition of existing facilities for cell and module manufacturing in Saxony and Saxony-Anhalt Opening of initial 400 MW heterojunction/ SmartWire solar cell and solar module manufacturing and ramp-up MEYER BURGER Expansion of production capacity to approximately 1 GW per year Expansion of production capacity to approximately 3 GW per year planned Further expansion of production capacity envisaged Start of development of SmartWire (SWCT®) technology TW Introduction of the mono wafer standard by the diamond wire saw DW288 Series 3 55 GW of installed PERC capacity globally achieved Start of the development of HJT perovskite tandem cells and modules 5GWfor1.5 XX 5GWfor1. Photo: Grand opening ceremony solar cell factory Thalheim, May 18, 2021 with Saxony-Anhalt Prime Minister Dr. Haseloff (left), MBTN CEO Gunter Erfurt and Saxony-Anhalt Minister Prof. Armin Willingmann 3#4New captive business model since 2020 A sustainable business transformation • Leading R&D with in-house process and equipment development MEYER BURGER MEYER BURGER HELLS Equipment Equipment and technology exclusively for Meyer Burger's own use MEYER BURGER Cells • Safeguards intellectual property and competitive advantage • Captures value of technology for Meyer Burger Modules MEYER BURGER • Creates strategic independence MEYER BURGER Customers 4#5Meyer Burger implements its gigawatt growth strategy with strong financial basis - at the existing sites and in the U.S. Meyer Burger raised EUR ~830M financing in 2020-2022 Grants 25 Debt 125 • • · After strategic repositioning in summer 2020, raised first equity tranche of CHF 165M Bankable business case – expansion - financed by syndicated loan and factoring facility Additional equity and green convertible bond for financial flexibility and expedited growth raised in summer 2021 Successful equity raise of CHF 250M in 2022 60 Factoring . EUR 830M 475 Equity MEYER BURGER 145 Convertible 5#6Global energy crisis drives further growth in renewable energy, especially in the solar sector Solar energy propelled by energy crisis, but global supply chains need to become more resilient Expected global solar market size by region [GW] 450 • Solar demand has shown to be robust despite significant uptick in cost of all system components, including modules, and despite supply chain disruptions 400 350 +16.5% CAGR 300 Europe Cost increase is driven by high materials prices. Polysilicon as key driver remains around ten-year high 250 . War in Ukraine, natural gas shortage and high energy prices are even further fueling demand for solar +13.2% CAGR 200 Asia Pacific 150 Almost exclusive regional concentration of PV supply chain in Asia and the resulting high degree of dependency is becoming a concern for many customers 100 50 North America MENAT Sub-Saharan Africa Central & South America 0 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Source: Apricum - The Cleantech Advisory, Q1 2022, center scenario MEYER BURGER Meyer Burger Technology AG, Presentation for Investors, Analysts and Media, August 18, 2022 6#7Following the successful build-up of our 0.4 GW capacity, we are continuing our international capacity growth Cell and module production Meyer Burger planned installed nameplate production capacity, year-end [GW] Cell Module 0.4 0.4 2021A MEYER BURGER 1.4 1.4 1.0 1.0 3.0 3.0 Roadmap: Approximately 1 GW cell and module nameplate capacity installed in Thalheim and Freiberg, Germany, respectively, in 2022 A further ~0.4 GW cell and module capacity expected to become available at the same German sites in 2023 Expansion by another ~1.5 GW of cell production in Thalheim by 2024, Germany and module production in Goodyear, Arizona planned (thereof up to 1 GW for long-term offtake with DESRI) 2022A 2023E 2024E 7#8Production continuously running, supply chains being further de-risked Modules produced [MWp] 30 2021 FY MEYER BURGER 108 321 . 2022 H1 2022 FY Ongoing production and parallel capacity expansion on track • • • A total of 321 MW was produced in 2022 Ramp-up of the second production line commenced in September 2022 and is expected to require approximately six months to completion Additional production lines (as part of the ongoing 1.4 GW expansion) are expected to eliminate bottlenecks and improve operational performance Supply chain risks are being actively managed in order to maintain continuous production and enable timely ramp-up. Meyer Burger continues to de-risk its supply chain (e.g., first European wafer supply contract signed) 8#9In allocation mode through Q2/23, ready to scale sales operations to 1.4 GW annual production USA MB sales team Local team present In preparation No MB sales team MEYER BURGER • • In allocation mode: current demand by far exceeds supply. Are no longer taking proactive orders, instead allocating volumes to existing customers. Currently allocating Q2/2023 Premium pricing: consistently achieving premium prices, passing through materials cost increases Focus on residential: due to high demand, focusing on highest-value residential segment U.S. shipments: started supplying the U.S. market in Q2. Very high-price environment, provides natural FX hedge against materials sourced in USD Ready to scale: sales team well established, ready to scale to 1.4 GW annual output through distribution channels in European and U.S. markets 9#10Sequentially entering market segments, as we grow available volume Target segments (entered sequentially) 1 Residential rooftop¹ 2 Commercial & industrial rooftop 3 Utility-scale Main market segment • Fully established • Selling through our distributor network 1) Includes small commercial systems MEYER BURGER • Pursuing high-value and strategically relevant projects from Q2/2022 Won iconic SC Freiburg 2.4 MW stadium project, already installed Planning to expand sales team and customer base • Modules to be produced in Goodyear, AZ First offtake agreement signed with DESRI (at least 3.75 GW from 2024- 2029) Discussing further long-term agreements with potential strategic partners 10#11Rooftop product with strong unique selling proposition The best. From here. For tomorrow. 1) Compared to currently standard PERC modules offered in market; 2) Maximum figures per data sheet, actually produced and delivered efficiency may be lower; 3) Actual performance depends on application scenario, mode of installation, environmental conditions and other factors; 4) As evidenced by, inter alia: confirmed by Fraunhofer ISE to cause less CO2 emissions per kWh produced compared to conventional standard modules (based on lifecycle assessment); received environmental protection grant from Germany state of Saxony- Anhalt based on environmentally friendly production characteristics; polysilicon in wafers used coming from European manufacturers Wacker, among others; code of conduct for suppliers with respect to environmental and social standards, human rights ☑ MEYER BURGER Strong arguments to buy Meyer Burger module: + High performance: Higher efficiency¹ (up to 21.8%), more energy per area¹, 3. High quality: Low degradation and long lifetime (>92% warranty after 25 years) Appealing aesthetics: Almost uniform black appearance "Made in Germany": Cells and modules produced in Germany Swiss innovation: Proprietary next- generation PV technology platform Relatable corporate "story": Strong media presence and credibility Sustainability: High social, environmental standards.4 Module free of toxic lead 11#12Innovation as a driver – Meyer Burger's solar roof tiles - Meyer Burger sees great growth potential in the market for integrated solar roof tiles • • • • At the Intersolar trade fair in October 2021, the preview of our envisaged solar roof tile product was a crowd magnet Expansion of existing module portfolio planned with a roof- integrated high-performance solar system that can be installed. easily just like traditional roof tiles Meyer Burger expects to be able to increase the overall demand for solar roof tiles with this highly innovative product and to strengthen the company's sustainable business development Solar roof tiles already been certified according to IEC 61215 and IEC 61730, further roofing standard testing. passed (e.g., wind/rain test) First installation of product and first distribution agreement achieved in Q4 2022 MEYER BURGER 12#13The next-generation heterojunction technology in the works according to our communicated R&D roadmap Full-size interdigitated back contact HJT 60 cell module prototype Development on track: • • • • · Full-size 60 cell module prototypes using next- generation heterojunction cells (interdigitated back contact) built in May 2021 at Meyer Burger Switzerland Proof-of-concept (lab-size SmartWire module) of 24.7% aperture efficiency (externally confirmed in Feb. 2021 by ISFH Hamelin, Germany) In-house development of equipment for next- generation cells and modules based on heterojunction technology platform Bifacial version envisaged for use in utility projects Commercial module efficiency of >23% expected in mass manufacturing MEYER BURGER 13#14Meyer Burger aims to drive the solar module product evolution in utility segment from 2024 Planned product features: • • Standard utility sizes based on 72 M10 (182 x 182 mm2) solar cells. Specific new features driving expected performance: • • glass-backsheet module with maximum efficiency1 of >22% and STC-rated power of up to 570 W2 glass-glass bifacial module with maximum efficiency¹ of >22% and STC-rated power of up to 560 W Extended warranties; certifications for bankability MB UTILITY max. 560 W >22% efficiency 702441 Source: Company estimates, 1) For Meyer Burger expected front side module efficiency according to current product planning; 2) Production in Goodyear, Arizona, USA site expected to be glass-glass only MEYER BURGER 14#15Long-term offtake agreement of 3.75-5 GW with DESRI marks a strategic milestone Facts and figures on offtake DESRÍ • • • Customer: D. E. Shaw Renewable Investments (member of D. E. Shaw group, USD 60b investments and committed capital) • Volume: 3.75 GW of utility modules with right of first refusal for DESRI to increase to 5 GW Term: Supply between 2024 and 2029, extension of term and volume possible Down payments: Substantial recurring annual • down payments ☑ MEYER BURGER Benchmark agreement enables next growth step • . • . Meyer Burger can commence the rapid expansion of its U.S. manufacturing on this new basis, expected to reach ~3 GW of global nominal production capacity (Germany and U.S.) by around mid-2024 (contingent upon completing financing) Facilitates bankability for utility product Resulting segment split of about two thirds residential/small commercial expected Annual down payments as well as long-term visibility shall help. Meyer Burger to establish and expand more secure and even more sustainable supply chains and to optimize costs Negotiations with further strategic offtake partners in the U.S. and Europe on the back of this benchmark offtake agreement are ongoing 15#16Advanced manufacturing tax credit in U.S. • Provides for OPEX support of manufacturing • • On August 16, 2022, President Joe Biden signed the Inflation Reduction Act into law The legislation contains landmark provisions designed to support domestic U.S. manufacturing of clean energy components It provides for continuous OPEX support through a federal tax credit This credit is phased out starting in 2029, scheduled to end in 2032. It is expected to be available for direct pay for the first five years under broad conditions, and the credits are transferable MEYER BURGER UNUM SIDENT OF THE OF THE THE UN 16 E PL#17Unique opportunity to accelerate growth based on a utility offtake agreement and strong residential business Expected available nameplate capacity, volume produced [GW] Nameplate EOY Produced (Achieved/Expected) 1.4 1.0 1.0-1.2 3.01 Approximately 3 GW nameplate by EOY 2024 with approximately 1/3 utility and 2/3 residential split Approximately 1.4 GW cumulative capacity at the Thalheim (cell) and Freiberg (module) sites currently being prepared, with ~1 GW installed and currently in ramp-up and remainder planned to become operational and 2023 Immediate continuation of expansion to approximately 3 GW planned at Thalheim and Goodyear (AZ) sites (approximately 1 GW utility, 0.5 GW rooftop), expected to become operational in 2024, subject to financing 0.321 2022A 1) Approximate capacity MEYER BURGER 2023E 2024E 17#18Sustainability means proof We carried out an LCA (life cycle assessment) in cooperation with Fraunhofer ISE • 24% (for glass-backsheet) or 36% (for glass-glass) • • less CO2 emissions than a PERC module produced in China Up to 42% CO2 savings in polysilicon production due to use of Wacker's polysilicon Up to 88% CO2 savings in transportation (for plant installed in Europe) compared to a PERC module produced in China Modules are recyclable in the sense of a circular economy approach Source: Fraunhofer ISE. 1) Emissions per kWh produced by system MEYER BURGER 18#19Meyer Burger stands sustainably on four strong pillars MEYER BURGER Continuous technology development Secured financing Strong solar brand Scalable sales strategy HJT + Perovskite Z OL HJT+IBC HJT 510 0 20 ☑ MEYER BURGER • ⚫ HJT is "just the beginning" • Short-, medium- and long- term product and technology roadmap • Expansion plan for economies of scale • Solid financing - approximately EUR 830 million raised since 2020 MEYER BURGER • · 70 years of Swiss tradition Brand stands for premium quality and Meyer Burger's values • MEYER BURGER MEYER BURGER. Meyer Burger is backed by professional people - direct personal contacts in the sales regions • "We listen" 19#20☑ MEYER BURGER With the right energy, anything is possible.