Executive Summary / Key Takeaways

• Enel Chile (ENIC) is strategically transforming its generation mix, with 78% of its 8.89 GW installed capacity now from renewable sources, including a significant expansion into Battery Energy Storage Systems (BESS), enhancing portfolio flexibility and supporting decarbonization goals.
• The company demonstrated robust financial performance in H1 2025, with EBITDA growing 10.4% to US $659 million, driven by lower operating costs in both Generation and Distribution segments, despite a 7.3% decline in operating revenues.
• A pivotal functional currency change to the U.S. dollar, effective January 1, 2025, reflects the increasing dollarization of its main revenue streams, particularly from free customer contracts, aiming to reduce exchange rate volatility.
• Regulatory clarity and debt recovery mechanisms, including the factoring of PEC 3 receivables in late 2024 and anticipated further factoring in Q2 2025, are significantly improving liquidity and reducing outstanding regulatory debt.
• Despite operational challenges from extreme weather events and regulatory fines in the distribution segment, Enel Chile maintains a solid liquidity position and a conservative outlook on hydro generation, while actively investing in grid resilience and advocating for regulatory modernization.

A Chilean Energy Giant's Strategic Evolution

Enel Chile S.A. (ENIC) stands as a cornerstone of Chile's energy infrastructure, an integrated utility company deeply involved in the generation, transmission, and distribution of electricity. Incorporated in 2016 from its predecessor Enersis Chile S.A., the company has steadily built a diversified portfolio encompassing hydroelectric, wind, photovoltaic, and geothermal energy, alongside a robust distribution network. This foundational structure has positioned ENIC as a key player in the Chilean energy sector, continually adapting to evolving market dynamics and regulatory shifts.

The Chilean energy market operates within a complex regulatory framework that significantly influences utilities like ENIC. Recent years have seen substantial legislative changes, including the Tariff Stabilization Law (Law 21185) and the subsequent Customer Protection Mechanism (MPC) under Law No. 21472. These mechanisms, while aiming to stabilize consumer prices, led to a significant accumulation of accounts receivables for generators. However, the approval of Law 21667 in April 2024 marked a turning point, allowing for gradual tariff increases and establishing a clearer path for debt recovery, thereby reducing market disruption.

Competitive Landscape and Differentiated Technology

ENIC operates within a competitive landscape dominated by other major electricity generators and distributors in Chile, including AES Gener (AESGENER), Engie Energía Chile (ENGIECHILE), and Colbún S.A. (COLBUN). Each competitor brings distinct strengths, shaping ENIC's strategic positioning. AES Gener, for instance, is known for its aggressive expansion in renewable projects and operational scale, often exhibiting faster growth in emerging clean energy segments. Engie Energía Chile leads in technological innovation, particularly in advanced solar projects, which provides a competitive edge in growth rates. Colbún S.A. excels in cost leadership for hydropower, achieving materially lower expenses per unit of output.

ENIC's competitive advantage is rooted in its integrated business model, which combines generation and distribution, fostering enhanced customer loyalty and stable revenue streams, particularly in residential and industrial markets. The company's strong brand affiliation with Enel S.p.A. (ENLAY) and its deep regulatory expertise in Chile further bolster its market position. While ENIC may not always match the innovation speed of Engie or the sheer scale of AES Gener, its comprehensive service model, including consulting and engineering, differentiates it in integrated projects.

A core differentiator for Enel Chile is its commitment to renewable energy and Battery Energy Storage Systems (BESS). As of June 30, 2025, 78% of ENIC's 8,892 MW net installed capacity is derived from renewable sources, including hydroelectric, solar, wind, and geothermal. This high proportion of renewables contributes to 74% CO2-free production, a 13 basis point increase from H1 2023. The company's BESS projects, primarily hybridized with solar or wind, are designed to enhance portfolio flexibility and optimize energy dispatch.

The BESS business model currently generates revenue from energy shifting, where batteries are charged during low-cost periods (e.g., solar hours) and discharged during high-demand, higher-priced periods, and from capacity payments. Management anticipates a significant regulatory update by the end of 2025, which is expected to introduce remuneration for ancillary services, further diversifying and enhancing BESS profitability. These BESS projects are targeting double-digit Internal Rates of Return (IRRs), with estimated costs around $1 million per megawatt-hour for new BESS power plants. This technological focus not only supports Chile's decarbonization goals but also provides ENIC with a competitive edge in managing grid stability and optimizing energy supply, directly contributing to its financial performance through improved margins and operational efficiency.

Financial Performance and Operational Strength

Enel Chile's financial performance in the first half of 2025 demonstrated resilience amidst a dynamic market. Operating revenues totaled US $2,279 million as of June 2025, a 7.3% decrease compared to June 2024, primarily due to lower energy sales in the Generation Segment. However, the company effectively managed its costs, with procurement and services costs decreasing by 16.1% to US $1,413 million, largely due to lower energy purchase and transportation expenses across both Generation and Distribution segments.

This cost management translated into robust EBITDA growth. The company's consolidated EBITDA reached US $659 million as of June 2025, marking a 10.4% increase over June 2024. The Generation Segment's EBITDA saw a modest 0.9% increase to US $576 million, while the Distribution and Networks Segment's EBITDA significantly improved to US $92 million from US $57 million in June 2024, driven by lower operating costs. Net income attributable to Enel Chile shareholders, however, decreased by 7.8% to US $246 million, mainly due to higher financial expenses, which offset improved margins in the core businesses.

The full year 2024 adjusted EBITDA of $1.42 billion and net income of $622 million, representing a 22% increase year-over-year, underscore the company's ability to generate value. This performance was largely attributed to a more efficient sourcing mix, boosted by favorable hydrological conditions, increased energy sales, and better pricing. The company's Funds From Operations (FFO) also saw a significant improvement, reaching $1.21 billion in 2024, up $332 million from 2023, partly due to the adjusted EBITDA and the successful factoring of PEC receivables.

Liquidity, Debt Management, and Currency Transition

Enel Chile maintains a strong focus on financial stability and liquidity management. As of June 2025, the company's gross financial debt stood at US $3,970 million, a slight increase of US $40 million from December 2024. This was influenced by the disbursement of a US $100 million credit line from Corporación Andina de Fomento (CAF) and an increase in lease liabilities, partially offset by loan repayments. The average cost of debt decreased to 4.90% in June 2025 from 5% in December 2024.

The company's liquidity position is solid, with US $320 million in cash and cash equivalents and US $590 million in committed credit lines available as of June 2025. This robust liquidity, coupled with a current ratio of 1.02 times, reflects an improved working capital position, primarily driven by a decrease in trade accounts payable. The debt ratio improved to 1.33 times from 1.39 times, indicating a stronger equity commitment and better financial health.

A significant strategic move was the change in functional currency from Chilean pesos to United States dollars, effective January 1, 2025. This change, also adopted by its subsidiary Enel Generación Chile, reflects the increasing influence of the U.S. dollar on the company's economic environment, particularly as free customer contracts become the main source of income, reducing exposure to exchange rate fluctuations. This transition resulted in a non-cash impact of US $657 million at the EBITDA level, recognized at the end of fiscal year 2024, but is not expected to affect dividend distribution.

Strategic Outlook and Regulatory Landscape

Enel Chile's forward strategy is anchored in continued renewable expansion and grid modernization. The company plans to invest less than $800 million in CapEx for 2025, with approximately $0.5 billion allocated to development CapEx for new power plants. This includes three new hybrid BESS projects totaling around 450 MW, expected to commence commercial operation in the first half of 2026, further enhancing the production mix and contributing to EBITDA from that year. The Los Cóndores hydro power project, connected in Q4 2024, is anticipated to receive its Commercial Operation Date (COD) by March 2025, adding 150-200 GWh of annual production.

The company maintains a conservative hydro generation target of 10.7 TWh for 2025, based on a 10-year average, acknowledging hydrological volatility. To ensure supply stability, ENIC has secured full-year contracts with Argentinean natural gas providers for 2025, complementing its long-term LNG contract with Shell (SHEL).

Regulatory developments remain a critical aspect of ENIC's outlook. The review process for the 2024-2028 Distribution Tariff (VAD) is underway, with the final consultant report expected by the end of March 2025 and the regulator's preliminary technical report by Q2 2025. Management anticipates improved remuneration from this process, driven by the newly approved Valor Nuevo de Reemplazo (VNR) and favorable economic assumptions. The company is actively advocating for regulatory reforms to enhance asset resilience and support Chile's electrification and decarbonization goals.

Regarding the accumulated debt from tariff stabilization mechanisms (PEC), significant progress has been made. Factoring operations in October 2024 successfully monetized US $630 million of PEC 3 receivables, reducing the year-end 2024 accruals to an estimated US $500-550 million. Further factoring of approximately US $250 million is expected in Q2 2025, with the remaining debt to be recovered by 2027. Crucially, no new PEC debt accumulation is expected from October 2024, as updated tariffs now reflect real contract prices.

Risks and Challenges

Despite a positive outlook, Enel Chile faces several risks. Regulatory changes remain a primary concern, as modifications to tariff regulations or environmental laws could impact operations and financial results. The company's hydroelectric generation is exposed to hydrological conditions, with droughts potentially affecting output, though this is mitigated by a policy of not contractually committing 100% of its generation capacity and diversified sourcing.

Extreme weather events, such as the August 2024 storm that severely impacted the distribution network, pose significant operational and financial risks. This event led to a US $20 million fine and US $80 million in voluntary customer compensation, both impacting 2024 results. While ENIC is implementing measures to improve grid resilience, climate change increases the frequency of such events. Financial risks include exposure to interest rate fluctuations, commodity price volatility, and foreign exchange rates, which the company manages through hedging instruments like cross-currency and interest rate swaps. Cross-default provisions in financial debt agreements also present a risk, potentially accelerating liabilities if certain non-payments occur.

Conclusion

Enel Chile is executing a compelling investment narrative, characterized by a strategic pivot towards a highly renewable and flexible generation matrix, underpinned by significant investments in BESS technology. The company's robust financial performance in the first half of 2025, marked by strong EBITDA growth and effective cost management, demonstrates its operational resilience. The pivotal shift to a U.S. dollar functional currency, coupled with successful debt recovery through factoring of regulatory receivables, significantly enhances financial stability and reduces currency risk.

While challenges from regulatory evolution and increasing climate-related operational disruptions persist, ENIC's proactive investments in grid resilience and its advocacy for a modern regulatory framework position it for long-term sustainability. The company's commitment to its strategic plan, including substantial CapEx in new renewable and BESS projects, and a conservative yet confident outlook on future performance, reinforces its potential for sustained value creation. ENIC's integrated business model, technological leadership in renewables, and disciplined financial management make it a compelling consideration for discerning investors seeking exposure to Chile's evolving energy sector.