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e ) Empresa Nacional de Telecomunicaciones S.A. 20 2026 Results Presentation e August 4th , 2026 11:00 am Chile - 11:00 am New York ( EST ) Contact Information : Paula Raventós - Investor Relations Officer Ignacio Reyes- Investor Relations Senior Analyst
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Instructions • We recommend keeping the microphones muted during the presentation. • At the end of the presentation, you will be able to send questions through the chat. • You can also send questions by email to ireyesc@entel.cl • Questions will be answered at the end of the presentation. Disclaimer This document contains certain “forward-looking statements”, which are based on management’s expectations, as well as on a number of assumptions concerning future events resulting from currently available information. Readers are cautioned not to put undue reliance on such forward-looking statements, which are not a guarantee of performance and are subject to a number of uncertainties and other factors, many of which are out of Entel’s control and could cause actual results to materially differ from such statements. 2 Before we start…
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Growth in profit and EBITDA across Chile and Peru. “These results show that we are growing solidly in both of the markets where we operate. In Chile, we continue to lead the mobile industry, while in Peru we continue to strengthen our position in a highly competitive environment. Our value proposition is the way to keep differentiating ourselves, with a focus on delivering the best experience, a best-in-class network and outstanding service.” Antonio Büchi Chief Executive Officer 2Q26 Growth & Profitability in Chile and Peru Entel Second Quarter 2026 Consolidated Results (in Chilean Pesos CLP) Revenues Consolidated $781 Bn + 8.0% YoY EBITDA Sustained growth $220 Bn + 8.4% YoY Net Income Strong expansion $26 Bn + 39.4% YoY $86 +39.4% YoY Earnings per share Driven by margin expansion and operating leverage Mobile Customers (includes voice, M2M and others) 20.3 Mn Postpaid Voice +7.7% YoY +1.7% QoQ + 8.9% YoY Broadband Fiber Connections (includes internet, TV and Telephony) 705 K EBITDAaL 173 Bn Figures in Chilean pesos (CLP) unless otherwise stated. Revenues, EBITDA and Net Income in CLP billion; EPS in CLP. EBITDAaL – Capex margin reflects EBITDAaL – Capex as a % of revenues (*) Excludes one shot effects related to Peru Investments in 2025. +23.4% YoY 6.5% QoQ EBITDAaL - CAPEX Margin 6.0 % - 1.2pp YoY $315* +14.6% YoY 2Q’26: 1H26 LTM:
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We are the first and only company in Latin America offering Starlink's direct-to-cell technology, providing satellite messaging in Chile and Peru to zones without terrestrial coverage. Chile now ranks as the 3rd largest D2D market globally (Ookla, 2026), with connections continuing to grow strongly. S T A R L I N KLeading the Way: Direct to Cell Voice calls, text messages, and data services Entel’s Network Starlink's Direct to Cell satellite network Starlink Direct to Cell ground network Compatible device in a remote location without coverage Supported apps: 7% 2% 14% 0%0% Jul-25 62% 12% 4% 18% 1% 0% Sep-25 57% 16% 6% 12% 74% 1% Nov-25 53% 16% 7% 10%2% 3% Jan-26 46% 18% 10% 10% 5%4% Mar-26 1% OtherUK Canada Chile Australia Peru USA D2C Sample Count Share by Country Source: Ookla, 2026 SMS included in all plans; other apps (WhatsApp, X, AccuWeather, Google Maps) from $19,990 plans
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Latest Events Five major events you need to know For the sixth consecutive year, Entel remained in the Dow Jones Best-in-Class Chile and MILA indices, the only Chilean telco in both categories. It scored 82 points in the Corporate Sustainability Assessment, far above the industry average of 38, and 90 in the Social dimension. May 2026 Entel ranked first in Internet and Telephony in the B- Brands 2026 Study, which assessed 226 brands across seven Chilean industries. It was also the only brand in its category in the spontaneous Top of Mind for positive impact, leading on emotional attributes and contributing to society beyond connectivity. June 2026 Entel was recognized by nPerf for the best mobile network performance in Chile in 2026, sharing the top position while leading download speed at 69.0 Mbps with the highest score of 71,488 points, reinforcing its leadership in connectivity and network quality April 2026 Entel Peru became Latin America's first telecom operator to obtain TM Forum certification for network energy efficiency. It validates AI-powered automation optimizing energy use across its mobile network, saving 7,712.6 kWh and over PEN 5 million in 2025 operating costs without affecting service quality. May 2026 Entel ranked first in its industry in the 2026 Brinca- UAI Corporate Sustainability Ranking, assessed on 64 environmental, social and governance indicators. This second recognition highlights its “Conciencia en Todas” commitment across digital inclusion, emergency connectivity and the circular economy. July 2026 Entel Joins S&P Best-in-Class Chile and MILA Entel Leads Its Industry in Brinca- UAI Sustainability Ranking 2026 Entel Peru: First LatAm Telco Certified by TM Forum Best Mobile Network Performance in Chile Entel Ranks First in Internet and Telephony in B- Brands 2026
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2Q25: Portability and Biometric Regulation 2,120 8,065 2Q25 2,013 8,173 3Q25 1,976 8,287 4Q25 1,926 8,385 1Q26 1,777 8,461 2Q26 10,185 10,186 10,263 10,311 10,238 +0.5% -0.7% 86 554 2Q25 79 567 3Q25 71 597 4Q25 43 645 1Q26 40 688 2Q26 640 646 668 688 728 +13.7% +5.7% Prepaid Postpaid HFC Fiber & TV OTT 6 Mobile Users (thousands) Fixed RGU’s (thousands) -16.2% +4.9% QoQ% YoY % -54.0% +24.2% -7.7% +0.9% -8.7% +6.7% 4,950 5,217 2Q25 4,905 5,398 3Q25 4,447 5,574 4Q25 4,178 5,761 1Q26 4,028 5,987 2Q26 10,167 10,303 10,022 9,940 10,015 -1.5% +0.8% -18.6% +14.8% -3.6% +3.9% 27 17 2Q25 22 17 3Q25 17 17 4Q25 17 17 1Q26 15 17 2Q26 44 38 34 34 32 -26.6% -4.6% -1.8% -42.5% +0.1% -9.1% 2Q25: Antispam Law 1 Includes both prepaid and postpaid RGU QoQ% YoY % QoQ% YoY % QoQ% YoY % Evolution of Mobile Subscribers and Fixed RGUs We Sustain Steady Growth in Postpaid and Fiber 4Q25: Street-vending SIM restrictions
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7 Revenue Growth Driven by Both Mobile and Fixed Businesses Revenue disclosure by country Business/service views corresponds to management allocation criteria and may differ in distribution with respect to simplified accounting views. Others includes Call Center, Wholesales and Asset Sales. 38% 29% 23% 9% 89% 11% 381 171 128 43 2Q25 415 191 130 45 2Q26 723 781 +8.0% Mobile Fixed TI + Digital Wholesale 65 % Consolidated Revenues 35 % Consolidated Revenues B2C B2B 10.3 Mn Mobile Customers 9.9 Mn Mobile Customers 60%15% 6% 11% 7% 100% 0% 66% 34% 83% 17% Mobile Services Handset Fixed Others +8.8% +11.6% ∆ YoY +1.8% +4.1% Consolidated Revenues (CLP $ Bn) +16.7% FTTH -76.5% Home Wireless +1.8% B2B & Digital
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EBITDA Mg. Reaches 28.1% While Net Income Normalizes Following Peru Investment Adj. Consolidated EBITDA, EBITDAaL and Net Income EBITDA & EBITDA Mg. (CLP Billion, %) EBITDAaL & EBITDAaL Mg. (CLP Billion, %) Net Income (CLP Billion) 8 1 Non-Organics include Asset Sales and One-Time Costs. 28.0% 2Q25 28.6% 3Q25 27.0% 4Q25 27.5% 1Q26 28.1% 2Q26 203 214 226 213 220 Organic EBITDA Organic EBITDA Mg. +2.9% +8.4% 22.0% 2Q25 22.4% 3Q25 21.4% 4Q25 21.5% 1Q26 22.2% 2Q26 159 168 179 167 173 Organic EBITDAaL Organic EBITDAaL Mg. +3.6% +8.9% ∆ QoQ ∆ YoY 2Q25 3Q25 11 4Q25 1Q26 2Q26 19 31 119 28 26 +39.4% Organic Net Income Non-Organic ∆ QoQ ∆ YoY -6.7% +39.4% ∆ QoQ ∆ YoY 2Q25 Mobile Mg. : 32.8% 2Q26 Mobile Mg. : 33.3% Mencionar reestrcuturacion inversion Peru que mejora el resultado no operaciona Separar extraordinario de 4Q25 2Q25 includes $9.5 from Sernac effect Organic EBITDA YoY growth: +6.0%
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Solid Results Driven by Subscriber Growth and Handset Sales Across Both Countries Revenue, EBITDA and EBITDA Margin Revenues (CLP $ Billion in Chile, USD $ Million in Peru) EBITDA, & EBITDAaL (CLP $ Billion in Chile, USD $ Million in Peru, %) 9 230 93 121 32 3Q25 236 134 124 42 4Q25 238 113 115 218 1Q26 240 102 121 35 2Q26 93 120 35 2Q25 465 475 535 500 499 34 +7.1% -0.2% Mobile Services Handset Fixed Others 29.4% 24.4% 2Q25 30.4% 25.2% 3Q25 27.2% 22.6% 4Q25 28.4% 23.3% 1Q26 29.1% 24.0% 2Q26 137 145 146 142 145 189 88 10 4 3Q25 199 102 9 5 4Q25 193 97 10 185 1Q26 195 99 10 5 2Q26 89 10 4 2Q25 287 290 316 305 310 5 +7.9% +1.6% +1.1% QoQ% YoY % +4.9% +10.4%-9.5% +10.2%+1.0% +0.1%+4.3% QoQ% YoY % +9.0%+5.3% +11.6%+1.9% +5.6%+1.2% +27.3%+4.2% Organic EBITDA Organic EBITDA Mg. Organic EBITDAaL Mg. +5.9%+2.3% QoQ% YoY % 25.4% 17.7% 2Q25 25.4% 17.8% 3Q25 26.8% 19.6% 4Q25 26.1% 18.4% 1Q26 26.5% 19.0% 2Q26 73 74 85 80 82 +12.5%+3.0% QoQ% YoY %
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Strengthening Our Leadership in Chile and #2 Position in Peru Mobile services revenue share and postpaid market share (Chile and Peru) Mobile Services Revenue Share 1 (%) Postpaid Market Share 2 (%) 10 1 Public reports & internal estimations. 2 Subtel, Osiptel. 24,4 9,9 22,2 1Q24 42,4 24,4 10,1 21,8 2Q24 42,7 24,9 10,5 20,6 3Q24 41,8 25,5 10,6 20,9 4Q24 42,1 23,1 13,8 19,9 1Q25 40,8 23,3 14,5 20,2 2Q25 41,4 22,6 15,3 42,5 3Q25 41,7 22,1 15,5 20,120,0 42,6 21,4 15,4 19,9 1Q264Q25 Entel Op. 2 Op. 3 Op. 4 14,1 2Q24 24,0 22,2 39,0 14,8 3Q24 23,9 21,8 39,0 15,3 4Q24 24,0 21,2 38,9 15,9 1Q25 23,7 20,7 39,0 16,5 2Q25 23,8 20,2 38,8 17,2 3Q25 24,3 19,4 39,2 17,1 4Q25 24,2 18,7 39,0 18,1 22,5 1Q26 24,1 18,1 39,2 18,4 2Q26 39,2 24,3 Entel Op. 2 Op. 3 Op. 4 20,7 2Q24 33,5 25,4 17,9 20,5 3Q24 33,7 18,1 20,0 4Q24 33,6 25,425,4 18,4 19,8 1Q25 34,2 25,4 32,5 18,6 20,1 2Q25 34,0 24,626,0 19,518,1 19,8 3Q25 21,0 24,5 1Q24 21,0 33,1 19,6 4Q25 34,0 24,425,8 21,317,8 19,3 1Q26 34,0 Entel Op. 2 Op. 3 Op. 4 14,7 2Q24 25,2 26,6 32,6 15,6 3Q24 25,4 26,1 32,3 16,3 4Q24 25,2 26,1 32,0 16,7 1Q25 25,2 25,4 25,0 32,0 17,4 2Q25 25,5 24,727,5 32,3 17,6 3Q25 25,6 32,8 32,0 19,2 4Q25 26,022,1 32,4 23,2 1Q26 26,4 21,2 32,5 19,9 2Q26 19,6 Entel Op. 2 Op. 3 Op. 4 #002EFF #5BC500 #E4010B #582582 #000000 #FDDC02 #5F7FBB #FFF200 21.2 pp 14.9 pp 6.1 pp 9.7 pp Diff vs 2nd Op. Diff vs 2nd Op. Diff vs 1st Op. Diff vs 1st Op.
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Sustained ARPU Growth While Keeping the Lowest Port-Out Rates in the Industry Port-out rate, Blended ARPU Port-out Rate Postpaid Monthly average 1 (%) ARPU Mobile Services 2 (CLP for Chile, USD for Peru) 11 1 SUBTEL Portability reports and internal estimations as of June 30th , 2025. 2 Internal estimations. 3 Companies' public reports and internal estimations. #002EFF #5BC500 #E4010B #582582 #000000 #FDDC02 #5F7FBB #FFF200 0,76% 1,24% 1Q25 0,77% 1,24% 2Q25 0,79% 1,36% 3Q25 0,83% 1,42% 4Q25 0,74% 1,40% 1Q26 Entel Industry ex. Entel 7.526 5.286 7.678 2Q25 9.826 7.749 5.747 9.522 7.204 3Q25 10.190 7.941 4.978 5.985 8.047 7.271 4Q25 10.171 7.569 1Q25 5.959 7.933 9.379 1Q26 7.789 Entel Op. 2 Op. 3 Op. 4 5,9 5,3 7,6 4,2 2Q25 5,9 5,6 5,9 4,2 3Q25 6,1 5,2 5,7 7,6 7,6 3,8 4Q25 6,2 4,3 6,0 1Q25 7,7 4,2 1Q26 7,6 Entel Op. 2 Op. 3 Op. 4 2,45% 2,66% 1Q25 2,24% 2,54% 2Q25 2,12% 2,41% 3Q25 1,88% 2,18% 4Q25 1,96% 2,22% 1Q26 Entel Industry ex. Entel 28.2% Gap 24.2% Gap Entel ARPU 2Q26: 10.326 (+1.5% QoQ, +10.1% YoY) Entel ARPU 2Q26: 6.49 (+4.6% QoQ, +11.1% YoY) 1Q25: Subtel Base Cleanup 2Q25: Portability and Biometric Regulation 2Q25: Antispam Law
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Fuente: Aquí debes escribir notas de los datos gráficosFuente: Aquí debes escribir notas de los datos gráficos Fixed RGU (thousands) Internet FTTx Connections Market Share (%) Internet FTTH Convergent Customers (%) Source: Subtel Fixed Connections as of March 2026 and Entel. 26.5% 0.4% 1Q24 2Q24 3Q24 4Q24 12.8% 38.4% 5.9%5.9% 27.3% 8.6% 1.2% 1Q25 2Q25 9.5% 11.8% 9.1% 33.1% 16.5% 5.2% 43.4% 24.9% 7.2% 4.5% 1.3% 6.6% 12.3% 31.6% 17.9% 5.2% 3Q25 24.8% 6.7% 1.5% 1Q264Q25 Entel Op. 2 Op. 3 Op. 4 Op. 6 Op. 7 Others #002EFF #5BC500 #E4010B #582582 #000000 #FDDC02 #5F7FBB 432 68 101 44 3Q25 455 64 105 43 4Q25 485 60 100 421 1Q26 516 57 112 42 2Q26 72 101 46 2Q25 640 646 668 688 728 43 +13.7% +5.7% 55.7% 2Q25 56.6% 3Q25 57.3% 4Q25 58.4% 1Q26 59.1% 2Q26 Fiber churn declined 68 bps YoY in 2Q26, reaching 2.6% vs. 3.3% in 2Q25. Solid Customer Expansion in FTTx Alongside Lower Churn and Growing Convergent Base Churn: Convergent vs. Total (2Q26) Total Convergent Δ Mobile -1.9% -1.6% -16% Fixed -2.6% -2.2% -15% Internet Telephony TV OTT 515k FTTx +25.7% YoY, +6.5% QoQ 1k Other
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Leading in Network Quality and Experience: The Core of Our Unique Value Proposition Consistent excellence across 4G & 5G, validated by OpenSignal 4G and 5G Presence 1 (%) Excellent Consistent Quality (ECQ) 2 (%) Mobile Network Experience 3 (dimensions) 13 1 Tutela until Sept-24 and ONX from Oct-24. 4G/5G Presence (weighted): Percentage of geographic grid cells (152x152m) where the operator registers at least one 4G or 5G signal, relative to all active cells (>5 records in 12 months). 2 Guardianship until Sept-24 and ONX from Oct-24. 3 Open Signal Mobile Network Experience Report, Feb 26. Overall Experience 5G Experience Coverage Consistency 4 / 5 4 / 5 3 / 4 1 / 2 Op. 2 0 / 5 2 / 5 0 / 4 0 / 2 Op. 3 0 / 5 1 / 5 0 / 4 1 / 2 Op.4 1 / 5 0 / 5 1 / 4 0 / 2 #002EFF #5BC500 #E4010B #582582 #000000 #FDDC02 #5F7FBB #FFF200 70% 59% 49% 3Q25 81% 70% 59% 50% 4Q25 81% 60% 51% 1Q26 82% 72% 60% 52% 2Q26 Entel 4G Industry 4G (ex. Entel) 81% 70% Entel 5G 58% 47% Industry 5G (ex. Entel) 2Q25 81% 71% Overall Experience 5G Experience Coverage Consistency 2 / 4 1 / 4 3 / 4 2 / 2 Op. 2 0 / 4 2 / 4 0 / 4 0 / 2 Op. 3 2 / 4 1 / 4 2 / 4 0 / 2 Op.4 1 / 4 1 / 4 0 / 4 0 / 2 69% 64% 65% 63% 2Q25 72% 64% 68% 64% 3Q25 78% 73% 69% 4Q25 80% 72% 74% 70% 1Q26 81% 72% 74% 70% 2Q26 70% Entel Op. 2 Op. 3 Op. 4 72% 69% 73% 69% 4Q25 74% 71%66% 72% 1Q26 2Q26 73% 68%67% 65% 62% 63% 58% 2Q25 65% 61%60%62% 3Q25 74% Entel Op. 2 Op. 3 Op. 4 73% 30% 19% 2Q25 66% 73% 31% 21% 3Q25 66% 73% 33% 23% 4Q25 73% 34% 25% 1Q26 66% 74% 37% 29% 2Q26 Entel 4G Industry 4G (ex. Entel) Entel 5G Industry 5G (ex. Entel) 66% 66%
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Assuring Network Leadership While Reaching Capex/Revenues by 17.0% in 2026E Investment Focused on Network Leadership, Fiber Expansion in Chile and Accelerated Growth in Peru Consolidated CAPEX by country (CLP $ Billion) 14 Fuente: Aquí debes escribir notas de los datos gráficosFuente: Aquí debes escribir notas de los datos gráficos 316 159 2 2024 291 164 2 2025 135 82 0 6M26 477 457 217 2026E 520 - 550 328 - 345 191 - 204 1 -4,2% Chile Peru ECC 17.3% 15.1% 14.0% 16.2% 15.0% 17.5% 15.0% 13.5% Total 16.5% 15.2% Mobile 16.8% 15.3% 14.9% 15.7% 14.6% Total Mobile Total Mobile 2026-2028: • We expect some catch-up between 2026 and mid 2027, adding 2pp, while converging in 2028 to a steady state of 16%-17% Capex / Revenues 2026-2028: • Higher Capex due to fixed-to-mobile spectrum conversion • Continued FTTH rollout 2026-2028: • Development of 3,5 GHz spectrum • Accelerate FTTH expansion & growth in IT & digital Entel Group Entel Chile Entel Peru CAPEX / Revenues (%) 16 - 17% 16-17% 16% - 17% 15-16% 14-15% 15 - 16%
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6M25 6M26 Ebitda % over Revenues IFRS16 EBITDAaL 310 Changes in Working Capital Capex Cash Flow from Operations 59 19 % over Revenues Net Financial Cost Taxes & Others Cash Flow before Dividends (61) (40) Dividends Cash Flow before Financing Activities (100) (82) Cash Flow from Financing Activities Net Cash Flow (1) (112) Cash at the beginning of the period 274 Cash at the end of the period 273 EBITDA: 6M26 performance driven by handset sales and mobile services. Working Capital: higher inventories in 2026 due to handset purchases in advance (-$54). Financing Activities: 6M26 driven by the cash settlement of the hedge in Peru investments (Jan 2026: -$44) and debt adjustments due to inflation ($18). 6M25 contains refinancing process costs. Net Financial Cost: lower in 6M26 since it doesn’t bear the cost of hedging Peru investments in 6M25 ($44). 15 Positive Free Cash Flow from Operations Entel Group Net Cash Flow 6M2025 vs 6M2026 6M26: (93) 340 (99) (217) (50) (9) (42) (29) 249 138 396 (87) (21) (224) (86) (34) (39) 99 27.4% 4.1% 27.8% 1.2% 433
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1.78 2.63 1.66 2.50 1.64 2.47 1.56 2.34 1.66 2.42 2Q25 3Q25 4Q25 1Q26 2Q26 2Q25 3Q25 4Q25 1Q26 2Q26 1,423 1,358 1,369 1,336 1,454 Including IFRS16 1 Dividend yield calculated using total dividends in the last twelve months and the closing share price of each period. QoQ % +8.8% QoQ % +3.3% +6.6% 1,971 1,638 1,579 1,598 1,606Gross Debt +0.5% Net financial debt (CLP $ Billion) 2026 27 28 29 40 93 80 30 31 32 33 34 35 36 37 38 39 13 239 213 371 371 53 292 13 13 13 13 144A Bonds Local Bonds International Bank Loan Bank Loans Chile Bank Loans Peru Local International Credit Risk Rating AA- AA- BBB- BBB- Baa3 Healthy Leverage Ratios Financial Indicators Net financial debt (CLP $ Billion) NFD / LTM EBITDA (n° of times)
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Final Remarks 17 At Entel, we are driven by a shared passion for technology and its ability to transform responsibly our society. We are committed to creating a better future for our customers, employees, shareholders, and communities. 1 Delivered solid growth in Revenue, EBITDA and Net Income, with EBITDA margin expanding — driven by mobile services and disciplined execution across Chile and Peru. 2 Through 1H26, CAPEX ran at about 14% of revenues. We expect full-year 2026 CAPEX in the 16–17% of revenues range — normal phasing of our plan to sustain network leadership and fuel growth in fiber and mobile, while deploying capital efficiently 3 Continued our disciplined financial approach, with leverage improving YoY to 2.42x from 2.64x and gross debt down Ch$365 bn. 4 Positive operating cash flow in 1H26. Transitory working-capital effects — advance handset purchases and a hedge settlement — turned net cash flow modestly negative, closing with a strong cash position
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18 Entel Group’s Strategy Overview for 3-5 Year Horizon Maintain leadership in Mobile Business in Chile Mobile Mobile Fiber Connectivity Digital Take Digital Business opportunities Increase profitability in B2B businesses while maintaining a better service experience. Grow in FTTH both in Chile and Peru, offering the best experience Grow Peru's mobile business to achieve scale of operation and attractive margins B2C Adjacencies Objective: • Grow service revenue share by +1-2 pp • Maintain a RONA of 11-13% in the long term Objective: • +3-5 pp in service revenue share to achieve scale • Achieve an EBITDA Margin of 28-30% Objective: • 18-20% market share in Chile & 8-10% in Peru • Profitable growth • Mobile customer retention Objectives: • Increase digital B2B revenue share to 8-10% of the Group • Achieve an EBITDA-CAPEX Margin of 10- 12% Objectives: • Achieve a RONA of 13-15% • Grow in SMBs with the Onnet network • Lead with the best service experience Objectives: • Test and scale 2-4 businesses per year • 4-6% of the Group's revenue share Driving a desire to be one step ahead, doing sustainable and profitable business, with a focus on attracting and engaging exceptional talent
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Calendar 2026 3Q 2026 Earnings Release 4Q 2026 Earnings Release Investor Day November 2nd, 2026 January 27th, 2027 October, 2026 TBC Q&A 19
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Strong Revenue Momentum YoY in Mobile Key Consolidated Financial Metrics for 2Q26 Revenues (CLP $ Billions) EBITDA & EBITDA Mg. (CLP $ Billions) EBIT & EBIT Mg. (CLP $ Billions) Net Income (CLP $ Billions) 20 2Q25 3Q25 11 4Q25 1Q26 2Q26 19 31 119 28 26 +39.4% -6.7% 404 174 130 400 3Q25 423 230 132 51 4Q25 409 200 124 381 1Q26 415 191 130 45 2Q26 171 128 43 2Q25 723 748 837 776 781 42 +8.0% +0.6% Mobile Services Handset Fixed Others Non-organic +1.8% +11.6% +8.8% YoY % 28.0% 2Q25 28.6% 3Q25 27.0% 4Q25 27.5% 1Q26 28.1% 2Q26 203 214 226 213 220 Organic EBITDA Organic EBITDA Mg. 8.0% 2Q25 9.5% 3Q25 8.4% 4Q25 8.2% 1Q26 8.8% 2Q26 58 71 71 64 69 +10.1% +7.1% +4.1% +4.9% -4.4% +1.3% QoQ % +5.8% Organic Net Income Non-Organic +8.4%+2.9% +18.9%+7.8% YoY %QoQ % +39.4%-6.7% YoY %QoQ % YoY %QoQ % Organic EBIT Organic EBIT Mg.
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Agenda 1. Latest Events 2. Entel Group 3. Entel Chile 4. Entel Peru Empresa Nacional de Telecomunicaciones Conference Call 2Q-26 August 4th, 2026
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Chile: Strong Revenue Growth and Solid Underlying Profitability in 2Q26 Key Financial Highlights: Revenue, EBITDA and EBIT Revenues (CLP $ Billion) EBITDA & EBITDA Mg. (CLP $ Billion, %) EBIT & EBIT Mg. (CLP $ Billion, %) 22 • Chile Revenue +7.1% YoY, driven by Mobile (+10.2%), offsetting Wholesale & Others (−24.6%); Fixed/ICT marginally positive (+1.1%). • Mobile Service Revenue +10.2% YoY on a premium plan-mix shift, with ARPU +1.5% on a flat subscriber base (+0.5%); Handset Revenue +10.4% on higher unit prices and more financing. • EBITDA +5.9% YoY; margin −30 bps to 29.1% as Mobile gains were offset by the fixed result and lower-margin handset revenue. • Mobile EBITDA +12.1% YoY, while Fixed EBITDA fell Ch$0.6bn YoY and stayed negative — FTTH gained Ch$0.5bn, reversed by the divested satellite-TV/legacy line (−Ch$1.2bn). 230 93 121 32 3Q25 236 134 124 42 4Q25 238 113 115 218 1Q26 240 102 121 2Q26 93 120 35 2Q25 465 475 535 500 499 3534 +7.1% -0.2% Mobile Services Handset Fixed Others +1.1% +10.4% +10.2% YoY % +0.1% +4.9% -9.5% +1.0% QoQ % +4.3% 29.4% 2Q25 30.4% 3Q25 27.2% 4Q25 28.4% 1Q26 2Q26 137 145 146 142 145 29.1% Organic EBITDA Organic EBITDA Mg. +5.9%+2.3% YoY %QoQ % 10.1% 2Q25 11.2% 3Q25 9.9% 4Q25 9.6% 1Q26 2Q26 47 53 53 48 51 10.2% +1.2% +5.7% +8.4%+5.4% YoY %QoQ % Organic EBIT Organic EBIT Mg.
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332 134 -1 2Q25 342 134 -1 3Q25 388 137 10 4Q25 375 126 -2 1Q26 366 132 0 2Q26 465 475 535 500 499 +7,1% Mobile Fixed Others 221 94 16 2Q25 232 95 15 3Q25 231 130 27 4Q25 240 116 19 1Q26 241 106 19 2Q26 332 342 388 375 366 +10.3% -2.5% Services Handset Accesories & Others 73.4% 26.5% Mobile service revenue +8.9% YoY on a premium plan-mix shift; ARPU +1.5% outpaced a flat subscriber base (+0.5%), with postpaid offsetting prepaid. Handset revenue +12.6% YoY on value, not volume: fewer units at a higher average ticket, a richer device mix, and more equipment financing. % over revenues Mobile Fixed -8.6% +0.4% QoQ % YoY % +12.6% +8.9% -2.1% +16.3% QoQ % YoY % -2.5% +10.4% +4.6% -1.5% Sound and Balanced Growth Across Mobile Service and Equipment Revenues Breakdown of Chilean Mobile Revenue Performance: Service vs. Equipment Revenue by Business (CLP $ Billion) Mobile Business (CLP $ Billion) Business/service views corresponds to management allocation criteria and may differ in distribution with respect to simplified accounting views. Fixed includes Wholesale Fixed services.
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74 153 42 94 37 80 43 8338 -55 65 78 45 -58 152 118 57 -36 -76 -70 53 -43 65 46 61 -55 -67 -46 -162 -82 75 1Q24 2 2Q24 11 3Q24 0 4Q24 -6 1Q25 11 2Q25 12 3Q25 9 4Q25 12 9 1Q26 95 -61 -25 118 174 -208 300 267 134 20 2 20 10 -30 Entel Op. 2 Op. 3 Op. 4 Others We Keep Our Growth Trend in Postpaid despite industry challenges Voice Connections in Mobile postpaid Industry, Chile. Net share growth mobile postpaid Voice Connection Industry Chile 1 24 1 Source: Subtel 2 Source: Entel + 61 ths. in 1Q 2026 2 Entel Net Share 46%28%N/A N/A 66% 30% 22%N/A #002EFF #5BC500 #E4010B #582582
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332 134 -1 2Q25 342 134 -1 3Q25 388 137 10 4Q25 375 126 -2 1Q26 366 132 0 2Q26 465 475 535 500 499 +7,1% Mobile Fixed Others 73.4% 26.5% Fiber momentum continues: "Entel Hogar Fibra" revenue +16.7% YoY on a base up 24.5%, with stronger gross additions, a third consecutive quarter of lower churn and rising convergence. Revenue growth trails base growth as promotional and retention intensity remains elevated, leaving headroom for conversion as the base matures. % over revenues Mobile Fixed QoQ % YoY % -2.5% +10.4% +4.6% -1.5% Higher Fixed Revenues Driven By Fiber Entel Chile Financial Results – Fixed revenues Revenue by Business (CLP $ Billion) Fixed Business (CLP $ Billion) 20 66 31 16 4 18 3Q25 66 31 20 4 18 4Q25 59 32 17 2Q25 15 1Q26 65 34 16 215 2Q26 66 29 15 4 3 134 137 126 132134 -1.5% +4.6% IT, Data & Internet Fiber Digital Solutions Wireless Others -4.6% +5.7% +10.1% -34.0% QoQ % YoY % +6.3% +16.7% -2.2% -47.0%
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Solid Customer Expansion in FTTx Fiber connections FTTx-industry connection growth in Chile, by operator 1 26 1 Subtel -251 8-75 1Q24 44 -21 2 -1 59 -1 7 2Q24 39 -18 7 -3 -1-1 18 3Q24 49 026 -2 231 6 4Q24 23 -4 26 -125 -1-3 1Q25 12 3 39 525 -11 6 2Q25 3 1 41 124 -1-6 3Q25 19 -2 380 1 817 9 4Q25 34 -20 79 5 24 -13 125 26 89 42 102 66 79 63 420 121 1Q26 Entel Op. 2 Op. 3 Op. 4 Op. 6 Op. 7 Others Entel Net Share -8.9%2.5%48.6% 79.3% 44.1% 32.6% 3.7%14.5% #002EFF #5BC500 #E4010B #582582 #000000 #FDDC02 #5F7FBB
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Agenda 1. Latest Events 2. Entel Group 3. Entel Chile 4. Entel Peru Empresa Nacional de Telecomunicaciones Conference Call 2Q-26 August 4th, 2026
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Entel Net Share Growth 72 80 236 199 178 226 110 450 175 117 81 100 102 129 129 197 148 203 86 138 149 101 181 176 187 -46 162 105 -41 -163 -164 1Q24 -31 2Q24 3Q24 4Q24 1Q25 2Q25 3Q25 4Q25 1Q26 177 217 428 477 561 422 447 611 400 23 -35 14 -34 Entel Op. 2 Op. 3 Op. 4 Achieving Continuous Growth in Postpaid Despite High Competition Voice Connections in Mobile postpaid Industry, Peru. Net share growth mobile postpaid Connection Industry Peru 1 28 1 OSIPTEL. Includes Voice and Others. Op. 4 1st quarter 2025 data is estimated. Entel Net Share Growth 47%29%40% 32% 34% 19% 40%24% #002EFF #5BC500 #E4010B #FFF200
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Peru: Sustaining Growth in Service and Handset Revenues with 26.1% Ebitda Mg Key Financial Highlights: Revenue, EBITDA and EBIT Revenues (USD $ Million) EBITDA & EBITDA Mg. (USD $ Million, %) EBIT & EBIT Mg. (USD $ Million, %) 29 • Peru Revenue +7.9% YoY, fueled by Mobile growth (+7.6%), with Fixed now also contributing (+9.0%). • Solid Mobile results: Service Revenue +5.6% YoY, driven by continued postpaid base growth acquired through in-store channels, plus strong Handset Revenue (+11.6%). • EBITDA +12.5% YoY with margin expansion of 110 bps to 26.5%; Operating Result (EBIT) +58.9% YoY. • EBITDA expansion supported by a favorable revenue mix, postpaid- driven service revenue, channel efficiency and controlled costs — with cost of operations growing 2.3 p.p. below revenue, absorbing the satellite connectivity ramp reaching full run rate. 189 88 104 3Q25 199 102 9 5 4Q25 193 97 10 185 1Q26 195 99 10 5 2Q26 89 104 2Q25 287 290 316 305 310 5 +7.9% +1.6% Mobile Services Handset Fixed Others +9.0% +11.6% +5.6% YoY % +27.3% +5.3% +1.9% +1.2% QoQ % +4.2% 25.4% 2Q25 25.4% 3Q25 26.8% 4Q25 26.1% 1Q26 26.5% 2Q26 73 74 85 80 82 Organic EBITDA Organic EBITDA Mg. +12.5%+3.0% YoY %QoQ % 4.3% 2Q25 6.7% 3Q25 6.2% 4Q25 5.9% 1Q26 6.4% 2Q26 12 19 20 18 20 +47.2% +8.7% +58.9%+10.4% YoY %QoQ % Organic EBIT Organic EBIT Mg.
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241 8 4 2Q25 256 9 4 3Q25 284 9 5 4Q25 258 9 5 1Q26 263 9 5 2Q26 254 269 298 272 277 +9,3% Mobile Fixed Others 185 89 2Q25 189 88 3Q25 199 102 4Q25 193 97 1Q26 195 99 2Q26 273 277 302 290 294 +7.6% +1.4% Services Handset 94.9% 3.4% Mobile service revenue +5.6% YoY on durable postpaid growth and higher-quality additions — with the total base 1.5% lower, a mix shift, not volume. Handset revenue +11.6% YoY, supported by a strong commercial quarter, disciplined pricing and good installment take-up. % over revenues Mobile Fixed +1.9% +1.2% QoQ % YoY % +11.6% +5.6% QoQ % YoY % +1.8% +9.0% +5.7% +10.4% Higher Mobile Revenues in Both Services and Handset Entel Peru Financial Results – Mobile revenues Revenue by Business (USD $ Million) Mobile Business (USD $ Million)