Company Description
Central Puerto S.A. (CEPU) is a private sector electric power generation company based in Buenos Aires, Argentina. According to the company’s disclosures, it is one of the largest private power generation companies in the country, measured by both installed capacity and power generation, and is listed on the New York Stock Exchange and the Buenos Aires stock exchange under the ticker symbol CEPU.
Central Puerto’s core activity is electric power generation and commercialization. The group reports segments that include electric power generation from conventional sources, electric power generation from renewable sources, natural gas transport and distribution, and forest activity. The company has stated that it derives most of its revenue from electric power generation from conventional sources.
Generation portfolio and technologies
Central Puerto describes its portfolio as well diversified by geography and technology. Its facilities are distributed across the City of Buenos Aires and the provinces of Buenos Aires, Córdoba, Mendoza, Neuquén, Río Negro and Santa Fe. The company reports that its generation technologies include combined cycles, co-generation units, steam turbines, hydroelectric plants, wind turbines and photovoltaic farms.
In its public communications, Central Puerto has highlighted that it operates 14 generation plants of various technologies and has an installed generation capacity of 6,703 MW. It also reports a significant share of the Argentine power market, with a 20.13% market share, and presents itself as a leader in electricity production in Argentina.
Hydroelectric and thermal generation
Central Puerto’s asset base includes both hydroelectric complexes and thermal power plants. The company has reported the operation of the Piedra del Águila Hydroelectric Complex and has disclosed that a concession to operate this complex was extended by presidential decree. Subsequently, Central Puerto informed that it was awarded shares of Piedra del Águila Hidroeléctrica Argentina S.A. and that a concession agreement to operate the Piedra del Águila Hydroelectric Complex for a thirty-year term was executed, with the concessionaire taking possession of the assets subject to the concession.
On the thermal side, Central Puerto reports generation from combined-cycle units, gas turbines and steam turbines, with plants located in areas such as Buenos Aires, Luján de Cuyo and the Brigadier López thermal power plant. The company regularly discloses availability and generation metrics for its thermal fleet, including combined-cycle availability and steam and gas turbine availability.
Renewable energy and solar projects
Central Puerto states that its technology mix includes wind turbines and photovoltaic farms. It has reported wind generation from several wind farms and solar generation from photovoltaic projects. The company has also disclosed investment projects such as the San Carlos solar farm and has reported solar capacity within its installed base.
In a later announcement, Central Puerto reported entering into a purchase agreement for the acquisition of 100% of the shares and votes of Fieldfare Argentina S.R.L., which owns and operates the solar farm known as “Proyecto Solar Cafayate” (Cafayate Solar Project) in the Province of Salta. The project is described as having a nominal installed capacity of approximately 80 MW and a generation of 220 GWh. The company indicated that this transaction marks a milestone in its technology diversification strategy and its participation in the renewable energy market.
Battery energy storage and grid projects
Central Puerto has also disclosed activities related to battery energy storage systems (BESS) and transmission infrastructure. The company reported entering into a financing agreement with the International Finance Corporation for a total amount of US$ 300,000,000, with funds allocated to financing the installation of 150 MW of battery energy storage systems in the metropolitan area of Buenos Aires and to financing the acquisition of the concessionaire company and the operation and maintenance of the Piedra del Águila Hydroelectric Power Plant.
In addition, Central Puerto has announced that it secured contracts for two large-scale BESS projects awarded in a tender process, totaling 205 MW of storage capacity, with 15-year contracts and US dollar–denominated components. The company has also reported agreements and feasibility studies for a power transmission line project intended to supply energy to mining companies in northwestern Argentina and to interconnect mining projects in the Argentine Puna region to the national interconnection system.
Diversification into mining and forestry
Beyond power generation, Central Puerto has communicated a diversification strategy into mining and forestry. The group’s reporting segments include forest activity, and the company refers to investments in the forestry sector as part of its broader strategy.
In mining, Central Puerto has described strategic investments in projects related to lithium and precious metals. It reported acquiring a 27.5% stake in the “3 Cruces” lithium mining project in the province of Catamarca through an affiliate, viewing it as a high-grade lithium project with potential as a future lithium-producing mine. The company also disclosed investments in AbraSilver Resource Corp., owner of the Diablillos gold and silver project and other mining interests in Argentina, and has stated that these steps support its objective of positioning itself as a relevant player in the mining industry connected to the energy transition.
Regulatory and market context
Central Puerto’s public filings and earnings releases provide extensive detail on Argentine energy market regulation. The company frequently summarizes resolutions issued by the Secretariat of Energy that update remuneration prices for power and energy of generation units not committed in power purchase agreements, describe contingency plans for the electricity sector, and set out frameworks for new power purchase agreements, fuel management rules and non-delivered energy cost signals.
These regulatory updates are relevant to Central Puerto because they affect remuneration for thermal, hydro and renewable generation, eligibility of specific units to adhere to additional remuneration schemes, and the ability of generators to manage their own fuel and sign contracts with industrial and distribution customers. The company also comments on installed capacity, generation mix and demand trends in the Argentine electricity market.
Capital markets, financing and corporate actions
Central Puerto is a publicly traded company with shares listed in Argentina and American Depositary Shares listed on the NYSE. It files annual reports on Form 20-F and current reports on Form 6-K with the U.S. Securities and Exchange Commission. The company has disclosed the issuance of negotiable obligations (notes) under a global program, including Class A notes with a fixed interest rate and subsequent early redemption of these notes in accordance with prospectus terms.
The company has also reported the issuance of a Class C corporate bond in the local market, as well as financing arrangements with multilateral institutions. In addition, Central Puerto has communicated share repurchase programs, repurchases of its own shares on the local market, and the automatic cancellation of treasury shares, which resulted in a reduction of share capital. It has also disclosed that, following a merger with several entities, no single shareholder holds a controlling interest.
Strategy and positioning
In its public descriptions, Central Puerto characterizes itself as a leader in electricity generation in Argentina, with a mission to produce electricity efficiently, sustainably and in harmony with the environment. The company links its investments in renewable generation, storage, transmission and mining-related projects to the broader context of the energy transition and the development of export-oriented industries.
At the same time, the company’s regulatory summaries and operating metrics underscore its exposure to the Argentine wholesale electricity market, where remuneration mechanisms, capacity payments and regulatory frameworks play a central role in revenue generation. Central Puerto’s diversified portfolio across thermal, hydro, wind and solar technologies, along with its investments in storage and mining-related infrastructure, form the basis of its stated strategy to expand and consolidate its participation in both the energy and mining value chains.
FAQs about Central Puerto S.A. (CEPU)
- What does Central Puerto S.A. do?
Central Puerto S.A. is a private sector power generation company in Argentina. It is engaged in electric power generation and commercialization, with activities that include generation from conventional and renewable sources, natural gas transport and distribution, and forest activity. - Where does Central Puerto operate?
According to the company, its generation facilities are distributed across the City of Buenos Aires and the provinces of Buenos Aires, Córdoba, Mendoza, Neuquén, Río Negro and Santa Fe. It also refers to projects and assets in other Argentine provinces such as Salta and Catamarca. - What types of power generation technologies does Central Puerto use?
Central Puerto reports using combined cycles, co-generation units, steam turbines, hydroelectric plants, wind turbines and photovoltaic farms. This mix reflects both conventional thermal generation and renewable sources such as wind and solar. - How large is Central Puerto’s generation portfolio?
The company has stated that it operates 14 generation plants of various technologies and has an installed generation capacity of 6,703 MW. It also reports a 20.13% share of the Argentine power market, measured by installed capacity and power generation. - Is Central Puerto involved in renewable energy?
Yes. Central Puerto reports wind and solar generation within its portfolio and has disclosed projects such as the San Carlos solar farm and the Cafayate Solar Project. It describes these investments as part of its technology diversification strategy and its participation in the renewable energy market. - How is Central Puerto exposed to Argentine energy regulation?
Central Puerto’s earnings releases and filings describe multiple resolutions from the Secretariat of Energy that set remuneration prices, contingency plans, and frameworks for power purchase agreements and fuel management. These regulations influence the remuneration of its thermal, hydro and renewable units and are summarized by the company as part of its market overview. - Does Central Puerto have activities outside power generation?
In addition to power generation, Central Puerto reports segments that include natural gas transport and distribution and forest activity. It has also disclosed strategic investments in mining projects, including lithium and precious metals, as part of a diversification strategy linked to the energy transition. - On which exchanges is Central Puerto listed?
Central Puerto states that it is listed on both the New York Stock Exchange and the Buenos Aires stock exchange under the ticker symbol CEPU. It files annual reports on Form 20-F and current reports on Form 6-K with the U.S. Securities and Exchange Commission. - What is Central Puerto’s role in the Argentine electricity market?
The company describes itself as one of the largest private sector power generation companies in Argentina, measured by installed capacity and power generation. It regularly reports its share of national generation and installed capacity, along with detailed operating metrics. - How does Central Puerto describe its strategic focus?
Central Puerto links its investments in generation, storage, transmission and mining-related projects to a strategy of producing electricity efficiently and sustainably, supporting the development of the Argentine mining industry, and participating in sectors connected to the energy transition and export-oriented industries.