Companhia Paranaense De Energia · BMFBOVESPA:CPLE3
Companhia Paranaense De Energia — Energy Co of Parana — Investor Day (November 2025)
113 slides from Companhia Paranaense De Energia's investor day presentation, Nov 19, 2025
Slide 1: Operational Efficiency and Investment Targets
COMPANHIA PARANAENSE DE ENERGIA – COPEL CNPJ/ME 76.483.817/0001-20 – NIRE 41300036535 – CVM Registration 1431-1 B3 (CPLE3, CPLE5, CPLE6) NYSE (ELP, ELPC) LATIBEX (XCOP, XCOPO) Operational Efficiency and Investment Targets COMPANHIA PARANAENSE DE ENERGIA – COPEL (“Company”) hereby informs its shareho
Slide 2: Copel Day 2025
2025 COPELDAY.,
Slide 3: Agenda
Agenda Opening Ceremony Marcel Malczewski - Chairman of the Board of Directors Designing the Future Copel Journey 2035: Expansion and Innovation ‘The Compound Factor of Value Creation Culture as a competitive advantage Legal Intelligence: Lever for Efficiency and Growth Coffee Break Regulation and t
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Slide 8: Journey of Preparation for the Future
Journey of Preparation for the Future Expansion * Strategic Planning 2035 * Copel Management Model Operational Excellence * Innovation * Growth (Organic and Inorganic) * Attracting and retaining talent Structural Efficiency < Senne Structure * fariff review * Novo Mercado * Renewal of Concessions (H
Slide 9: Lighting up lives with pure energy
peice Lighting up lives with pure energy |= OUR STRENGTH IS OUR PEOPLE EVERY CUSTOMER MATTERS WE DELIVER EXTRAORDINARY RESULTS DRIVEN BY THE FUTURE SAFETY AND ETHICS ARE NON- NEGOTIABLE
Slide 10: Ambition
Ambition To be the GREATEST VALUE CREATOR In the Brazilian eletricity sector cores pa i Hf} a Lf
Slide 11: Copel Day 2025
2025 COPELDAY.,
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Slide 13: What is our vision of BES today and tomorrow?
What is our vision of BES today and tomorrow? What do we need to do well to be the best? Strategic planning 2035
Slide 14: And what is our vision of the BES of today and tomorrow?
And what is our vision of the BES of today and tomorrow? Energy wasted in Brazil between Regulatory noise Reality Jan-Aug/2025 (annualized) ~ >< > (Curtailment + EVT) Equivalent to Portugal's annual consumption There is no structural imbalance that lasts forever: IN THE END, REALITY ALWAYS IMPOSES I
Slide 15: There is an apparent surplus of energy
There is an apparent surplus of energy Installed Capacity x Maximum Load (MW) Physical Guarantee x Average Consumption (Average MW) 250,000 250.000, 200.000 200,000 150,000 180,000, 100.000 100.000, 50.000 50.000 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2013 2014 2015 2016 2017 20
Slide 16: But the average is not the best indicator
But the average is not the best indicator Load on 02/26/2025 Firm Generation availability with solar effect mmmTérmica mmm Elica © molar mm Hidrdulica © —eCarga ems ltd eee ld mmm Hidraulica Hidro Restante ‘mmmmm Termo Restante —Carga = = Carga 2030(33%a.a) eve Carga 2030 (2% a.a.) 120.000 160.000 1
Slide 17: HPPs are Brazil's battery: flexibility and power
HPPs are Brazil's battery: flexibility and power Maximum daily range of hydroelectric generation (Mw) zagas 24555 27-043 25.429 27.037 a5 915 26.292 (26.696 2010 2011 2012 2013 2014 2015 2016 2017 Average hydroelectric generation 2010-2017 (average MW) 60.000 50.000 40.000 30.000 (hours) 12.3 4 5 6
Slide 18: So, this is a story about power
So, this is a story about power Which technology is winning the battle for storage? A 2018-24 Capacidade Instalada (GW) 29 A 2018-24 Capacidade de Armazenamento (GWh) 386 mBESS muHR © 100 200 300 400 500 600 Storage (GWH) / Capacity (GW)
Slide 19: Copel is the best positioned company for this reality
And Copel is the best positioned company for this reality 2.7GW in incremental ...in addition to a pipeline of 4GW+ in reversible power from existing and hydroelectric plants that take advantage of renovated plants... synergies with existing infrastructures 1,676 1,260 1,240 Foz do Areia Segredo Sal
Slide 20: Competitive edge in power supply (hydro)
+ Competitive edge in power supply (hydro) * 12 GW in HPP contracts expiring by 2035 12,000 10.000 8.000 6.000 4,000 2.000 DAY 2027 2028 2028 2030 2031 2032 2035 Vencenda ‘Acumulado
Slide 21: Avenues of growth: Transmission
Avenues of growth: Transmission ~R$30bi 4,5 Blin RAP expiring by 2035 Fragmented market, with posible consolidation 26 different groups Generation Market Concessions expiring by 2035 (km LT) 40.000 2) ’ 8.000 es 4 6,000 eke a 4.000 ree - fl LJ : | — 2030 2031 2032 2024 2035 mm Maturing = = Accumulat
Slide 22: Avenues of growth: Distribution
Avenues of growth: Distribution 3rd Cycle (2025-2030) New milestone: Increased demands for : Even more demanding deverticalization and initial quality and economic and quality targets and grid efficiency gains financial sustainability resilience
Slide 23: Avenues for growth: Commercialization
RON Avenues for growth: Commercialization eh When the market opens, integrated companies will have an advantage Premium opportunities with hydraulic park The excellence in customer service and the strength of the Copel brand in Parana — and in southern Brazil — give us the strength we need to compet
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Slide 25: Portfolio reorganization since the last Copel Day
Portfolio reorganization, since the last Copel Day Asset swap with Sale of small eletrobras assets to Electra Signing and closing of HPP Baixo Iguacu (purchase of 70% e sale of 100%)
Slide 26: Commercialization and new services
49% 8 mil avaliagdes © Mercado Livre de Energla DisCo, TradeCo and Servicos exclusive areas Pilot project: 600+ insurances sold per month (+ 30% p.m. since launch) Pipeline: installments and advance payment of receivables
Slide 27: We are reviewing the company's processes
a e are reviewing i the:company's | »* proces a ¢ ses ERP . es Billing + WFM + MDM GIS Projects KAFFA HITACHI SBD AEM Inspire the Next ADMS SIEMENS cLouD G gl Just in the implementation of the new ERP, more than 900 processes have been simplified, modernized and automated
Slide 28: For us, innovation only exists if it brings results
For us, "innovation" only exists if it brings "results" Inovation | oo | ESE Cost reduction : ~R$70m / | R$150M corel Partnership : Innovation with year committed Challenge universities @ Operational excellence | | | COPEL TODAY + INNOVATION = COPEL OF THE FUTURE COpELOAY ak
Slide 29: We are preparing today the Copel of tomorrow
We are preparing today the Copel of tomorrow (2035 > 2025... © ...2026.... : Gaining efficiency : Seeking new To be the greatest ; In current _~ Opportunities . value creator in the me. operations => To apply our model a BES * 3 : = 2 ’ i oe Se < = wy Pe
Slide 30: Copel Day 2025
2025 COPELDAY.,
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Slide 32: Consistent value creation
Consistent value creation Material Fact - fr Announcement \ New capital announce of intention to Copel share structure and privatize buyback Stuctureand ment of dividend policy Migration to + Novo = Mercado 60% (CPLE3) DDD PPP PP PP PP PPP oo Ph DP ot Do DP oP SOP EO ESE SL EET OOS CES EES ESE —CPLE
Slide 33: Largest value creator in the electricity sector
Largest value creator in the electricity sector Total Share Return (TSR) 5A 162% 109% 9 Capital 5% 92% 93% - % 86% 86% Gain - 53% | Income “16% fay E2 £3 Ea 5 £6 &7 8 Eg E10 EN COPEL ‘eh
Slide 34: Building a compounder
Building a COMPOUNDER Consistent returns Optimal Leverage “operational efficiency High return ¢ investments
Slide 35: Cost leadership
Cost leadership @ 20% optimization of the PMSO 2.856 R$ milhdes * Staffing adjustments vy POS + Long-term contracts y PDI * Optimization of suppliers + Reduction of unit costs: vy O&M vy Services vy Vehicles IN/23* LT * Vision presented at Copel Day 2023, Personne! costs do not include severance pay
Slide 36: Transitioning from reduction to efficiency
Transitioning from reduction to efficiency EVOLUTION OF KPI'S FREE CASH FLOW . Ss VALUE GENERATION ROIC
Slide 37: Average ROIC (%) 5Y
/ERAGE ROIC (%) 5Y
Slide 38: New investment analysis framework
New investment analysis framework . Process automation . Strategic asset and capital management . Standardized methodology . Data-driven . Portfolio that exceeds the implicit IRR. Core variables evaluated for probabilistic analysis . Meeting load demand. . DEC and FEC. . GSF, energy price and curtai
Slide 39: Fundamentals for defining minimum return
Fundamentals for defining minimum return Minimum Rate of Return (MRR) SpreadProjectRisk JM # TIR invest. > TIRmpiicit + Opportunity Cost , ; Risk vs Impact matrix iskimplied Tay tow Tow — Hoderate High Wanye “ gl. Implicit IRR CPLE fl, os Shareholder's risk spread INE ij, = uw Discount rate(Ke Incor
Slide 40: Balance between dividends, options and growth
4 a a z 2. eg ne SS ails Balance between dividends, options and growth came, . Probability (%) Minimum payout. faseeee 28x pee: 75% of Net Income i ; Leverage range: i: 2.5x - 3.1x : Convergence H 8 in 24 months Leverage Minimum frequency 2020 2021 «2022-2023 2024 : 2025 (Net debvEBITDA) 2 times a y
Slide 41: Dividends and execution of options
Dividends and execution of options NEMOURS SERIE Sustainable dividends —————————— ee and options Simplification of the shareholder structure R$ 70 mn R$ 4,1 bn Share eve Equal voting puyeaer PNC Dividends voting and dividend rights Attract foreign investors investors — =a Increased share liquidity U
Slide 42: Organic investment cycle with attractive returns
Organic investment cycle with attractive returns 2026 2026 - 2030 High return high return in Distribution i Transmission reinforcements and improvements - attractive return and low risk N Bee 1 R$ ee . A s Modernization of ARR hydro generation = Distribution = Generation === inthe southern "Transmis
Slide 43: Strategic IR as a value catalyst
Strategic IR as a value catalyst we US$ 40 tri of AUM" Breakdown of private shareholders accessed in 2025 VY 12 conferences attended 12 NDRs and site visits carried out Ae More than one meeting every 2 working days oe +150,000 km traveled (4 laps around the Earth) 2023 2024 MAR/25 JUN/25 JUL/25 AGO/
Slide 44: Ambition in the Brazilian electricity sector
a ENEAES =. in the Brazilian fan clesmiciti sector ” irre boltinese. of our ambition?
Slide 45: Copel Day 2025
2025 COPELDAY.,
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Slide 47: Scenarios have changed, society has changed
Scenarios have changed, society has changed, To keep growing , our is the soul also needs to of a company
Slide 48: Culture and Strategy: articulated agendas with the same priority
Culture and Strategy: articulated agendas with the same priority agit Two organizational levers that feed back into each other, complement each other and drive the future Culture Strategy LONG term MEDIUM TERM LONG TERM —. ~ Reason \ Ambition for being ‘Souree: BTA Betnia Tare Assosiados
Slide 49: A journey that marks a new way of doing things
A journey that marks a new way of doing things Diagnosis & co- Afew construction convictions Seeesssene = ene An official event to remember
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Slide 51: New remuneration strategy
New remuneration strategy: merit in practice in a skin in the game model the delivery of results at all levels of the organization. + Incentives become more relevant as you progress to the most senior levels of the organization. of the organization: with the company's objectives and shareholder inte
Slide 52: Strategic guidelines
STRATEGIC GUIDELINES Final formula: Trigger x Index 100% = | Index 50% + 50% = | Index 50% + 50% = | Index 50% + 50% = | Index 50% + 50% = | Index X-RAY | Targets broken down 257 1.368 595 alt of the management to NS books of goals goals unique indicators
Slide 53: Management system
management syst nd Market an H in the number H of targets 20% oe and Safety 5% ESG
Slide 54: Rhythm, Method and Intensity
Rhythm, Method and Intensity INNOVATION that generates value MODELO COPEL DE GESTAO TALENT in high density PROCESSES simple and intelligent LEADERS beyond managers
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Slide 56: Copel Day 2025
2025 COPELDAY.,
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Slide 58: Legal transformation: pillars of our strategy
Legal transformation: pillars of our strategy Results-based Protagonism Strategic legal Integrity management Ate + Data-driven . visory + Business partner of ethics + Preventive t 7 | 1° Lower iguagu management Supplier code of conduct + Generate revenue and avoid losses f te Process reduction + Ins
Slide 59: Management by results
Management by results Legal milestones since privatization (a _".. . : (pan ‘ ! Evolution of the post- 1 | Provisioning, settlements ' 4 Focus on recovery 1 sme ere 1 : 2 1 ; privatization case ‘4 and risk prognosis ‘yj of assets ‘ ; portfolio D4 1 4 1 1 1 1 . | es, \ 4 25% my 48% reduction Sf se0a3
Slide 60: Strategic legal enables growth
Strategic legal enables growth M&A - Structuring from the inside out - Agility in execution - Protagonism at the negotiating table - Commercial vision Organic growth - Legal certainty in contracts (Gate Keeper) - Legal leadership in negotiating Complex deals - Expertise in transactions with internat
Slide 61: Copel Day 2025
2025 COPELDAY.,
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Slide 63: Regulatory and market performance
Regulatory and market performance Sectoral impact Relevant opinion
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Slide 65: Long-term marginal cost of expansion could reach R$250-270/MWh
In the current scenario, the long-term marginal cost of expansion could reach R$ 250-270/MWh Relagao E55 / PLD 6] in ES SING Ae es alle , Greater grip a oe ae to operation 205 PLD. e TE Grupos — 13/10/2005 Perfilde Dernanda— Grupo A pos migracao parao ACL S/MWhI pul No economic signal for demand Inc
Slide 66: Proprietary models
Proprietary models for chaining _. ? Price volatility V New markets Strategic partnerships (om Google Cloud
Slide 67: Biggest tariff review in history
Biggest tariff review in history Tariff Review Project Support from specialized consultants and references in the sector cssetexperts q 7 q H “Real | 1 (a) ouantum H 4 COdeX utilities Valor H ; H ; ne t 4 CUSTOS ‘ i , Sone BRR} | OPERACIONAIS. — (jill, < { P| SANDBOX y 1 a essenz ESTRUTURA 1 | t TAR
Slide 68: Tariff review project
Tariff review project : COPEL towards the efficiency frontier Estimated net RRB between 18.3 and 18.5 bn 2026 review with forecast between R$ 2.0 and 2.1 bn _ : = - "a : Benchmark Company's | Benchmark Company's efficiency efficiency | efficiency efficiency 2026 2021 be ae i
Slide 69: Regulatory and market action
Regulatory and market action Sector Reform, Tariff Review 2026 with Biel oe 5 amending more than 20 the prospect of making anticipating solutions at Raa 3 and forming a laws, will bring unique 4 COPEL one of the most i ae opportunities efficient distributors, ere ae — ‘S creating VALUE
Slide 70: Copel Day 2025
2025 COPELDAY.,
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Slide 72: Concession and Paraná's economic growth
- Concession renewed unt Parana’s economic growth 4th largest GDP in Brazil Brazil largest animal protein exporter Low default rate: 1.03% CONSUMERS DISTRIBUTION LINES
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Slide 74: Structural Investments in substations
Structural Investments in substations S. Jd Figueira 138 kV 520 MVA S. Atlantica 138 kV S.Bandeira 138 kV
Slide 75: PARANA
PARANA TRIFASICO CEMEZ029 DEMINAS EENERGIA
Slide 76: Digitization that generates efficiency and value
Digitization that generates efficiency and value REDE / ELETRICA Largest Project in Brazil 157 municipalities Phase 3 - 2024 50 municipalities 2mn consumers 38% of the concession Phase 4 - 2025 4 municipalities
Slide 77: Intelligence that connects
Intelligence that connects economy, agility and sustainability iv) 10 million Remote readings iv) 420 thousand Remote cuts / reconnections iv) 91% effectiveness in remote cuts iv) 65,000 Reduction in unfounded calls REDE / ELETRICA, INTELIGENTE Reconnection PIX procsess S ai Customer >) reconnected
Slide 78: Improving operational efficiency in weather events
Improving operational efficiency in — weather events Masia de precipitacae_mm por LOCALIZACAO # hara ALARMES DE POWER DOWN © o Il i EH Cumulative vision REDE / ELETRICA INTELIGENTE Smart Meter constituting Sensor Network Real-time diagnostics curtiba Early identification of outages Assertive service
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Slide 81: Quality indicators
Quality indicators . [Ninna Mm 2015 2016 2017 2018 750 2020 2021 2022 2023 2024 LTM 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 LIM DEC META ANEEL M@FEC ~——METAANEEL
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Slide 113: Signature
SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Date November 19, 2025 COMPANHIA PARANAENSE DE ENERGIA – COPEL By: / S / Daniel Pimentel Slaviero Daniel