Investor Presentaiton

INDUSTRY RESPONSE SEIA (STS) Solar Energy Industries Association May 19, 2021 CEA SOLAR SUPPLY CHAIN TRACEABILITY PROTOCOL 1.0 INDUSTRY GUIDANCE April 2021 Solar Industry Forced Labor Prevention Pledge Last updated: May 19, 2021 at 9:00AM ET SEIAdditio Solar Energ Industries We, the undersigned companies and organizations, state our firm opposition to the use of forced labor within the solar supply chain. We hereby commit to helping ensure that the solar supply chain is free of forced labor and raising awareness within the industry on this important issue. To assist in these efforts, we support the development of an industry-led solar supply chain traceability protocol as a tool for identifying the source of primary raw materials and inputs and tracking their incorporation into finished products, including solar modules. 8minute Solar Energy Acciona Energy Aegis Renewable Energy AES Clean Energy Affordable Solar age inc. AIONRISE Alion Energy Allterra Environmental, Inc. AlsoEnergy, LLC Alternative Energy Southeast, Inc. Ameresco American Design & Build, Ltd. American Ground Screw American Microgrid Solutions Amicus Solar Cooperative AMP Solar Group, Inc. Apex Clean Energy Holdings, LLC Aptos Solar Technology, LLC Arctic Solar Ventures Corporation Artisan Electric, Inc. Aten Solar Aurora Solar Inc Avangrid Renewables Aztec Solar Inc. BayWar.e. US Belltown Power Texas Best Energy Power Better Builder Birdseye Renewable Energy Black & Veatch Corporation Blattner Energy, Inc. Bluestem Energy Solutions Borrego Solar Systems Bright Night Brooklyn Solarworks C2 Energy Capital CA Clean Energy LLC California Solar Electric Systems, Inc. Candela Renewables Cape Fear Solar Systems, LLC Capital Dynamics Cardno Carolina Mountain Solar Carolina Solar Energy, LLC Catalyze Catamount Solar CED Greentech HQ Clean Energy Associates Clean Energy USA Clean Power Marketing Group Clean Capital Clearway Energy Group CohnReznick, LLP CollectiveSun, LLC Connectgen LLC Convergent Energy and Power Inc. Core Development Group Cottonwood Energy, LLC Cotuit Solar, LLC May 19, 2021 Creative Energies Cubico Sustainable Investments CS Energy Cypress Creek Renewables. D.E. Shaw & Co., LP. DC Energy Innovations, Inc. DNV GL Dominion Energy Duke Energy Dynamic Energy Solutions Eden Renewables EDF Renewable Energy EDP Renewables Encore Renewable Energy Enel Green Power North America, Inc. ENGIE North America Enphase Energy, Inc. EnPower Solutions EnterSolar Eolus Project Holdings, LLC Excelsior Energy Capital FAFCO, Inc. Fire Mountain Solar LLC Florida Solar Partners Flywheel Development LLC ForeFront Power Development, LLC FTC Solar Inc. GCI. System Integration Technology, LLC Geoscape Solar Gigawattinc.com Green Street Power Partners, LLC Greenskies Renewable Energy, LLC Greenspark Solar GRID Alternatives Hanwha Q CELLS America Inc. Hecate Energy Heliolytics Hexagon Energy, LLC Idahome Solar SEIA Idemitsu Renewables IGS Energy Impact Power Solutions Infiniti Energy Services LLC Solar Energy Industries Infrastructure and Energy Alternatives, Inc. Innergex Renewable Energy Inovateus Solar LLC Intersect Power Invenergy LLC Ipsun Solar IronRidge, Inc. JA Solar Jiangsu Seraphim Solar System Co., Ltd. JinkoSolar (U.S.) Inc. JM Services, LLC Juwi, Inc. K2 Systems, LLC Kiterocket KT Black Lightsource bp LG Electronics U.S.A. LONGI Solar Technology (U.S.) Inc. Longroad Energy Holdings, LLC Mayfield Renewables McCarthy Building Companies Inc. McCauley Lyman Megasol Energie AS Merit SI, LLC Mission Solar Energy Morse Associates, Inc. Mortenson muON Marketing Mynt Systems Namaste Solar NARENCO National Grid Renewables Natural Power Consultants Nautilus Solar Energy, LLC NEC Solar Solar Energy Industries Association (SEIA) | 1425 K Street, N.W. | Suite 1000 | Washington, D.C. | 20005 Building a Strong Solar Industry to Power America | www.sela.org www.seia.org Solar Energy Industries Association (SEIA) | 1425 K Street, N.W. | Suite 1000 | Washington, D.C. | 20005 Building a Strong Solar Industry to Power America | www.seia.org Sheffield Hallam Helena Kennedy Centre for University International Justice 30

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