EPSE Provincial Energy State Company

What EPSE Provincial Energy State Company does

EPSE (Energía Provincial Sociedad del Estado) is the state-owned energy company of San Juan Province, Argentina, founded in 2004 with initial capital of AR$100,000 to redirect the previously stalled Los Caracoles-Punta Negra hydroelectric complex and assume management of all provincial energy resources. The company operates a diversified renewable generation portfolio spanning hydroelectric (Los Caracoles, Punta Negra, Quebrada de Ullum, Cuesta del Viento, and the in-construction El Tambolar adding 343 GWh/year), utility-scale solar PV (Parque Solar Ullum Alfa 50 MWp, Sierras de Ullum, Las Lomitas, Cañada Honda, Anchipurac, Zonda, plus the Renovar 1.5 plants operated by Genneia and SIDERSA totaling roughly 100+ MW), wind (Parque Mixto Eólico y Solar Tocota), geothermal (Valle del Cura), and waste-to-energy (VERSU at Cañada Honda). EPSE additionally operates Argentina's only fully integrated photovoltaic panel manufacturing facility in Pocito, producing silicon ingots, wafers, crystalline cells, and finished solar panels from locally mined quartz.

Revenue is generated primarily through wholesale electricity sales into the Argentine Wholesale Electricity Market (MEM) via the National Interconnected System (SADI) administered by CAMMESA, supplemented by bilateral Renewable Energy Term Market (MATE) contracts with large mining and industrial users in San Juan, and by ongoing capital appropriations from the Province of San Juan's annual budget. The GTM model is institutional: EPSE acts as provincial project developer and infrastructure coordinator, partnering with private operators (IMPSA, Genneia SA, SIDERSA) under public tender frameworks (notably Renovar Round 1.5) where EPSE supplies land, environmental approvals, electrical studies, and grid connections while partners provide engineering, construction, and operation. The company also manages water reservoirs critical to agricultural irrigation in a semi-arid province and is piloting green hydrogen at Tocota. With 51-100 employees and an asset base spanning the full project lifecycle from quartz mining to grid injection, EPSE is structurally a hybrid utility-developer-manufacturer rather than a conventional electric utility.

Name

EPSE Provincial Energy State Company

Legal name

Energía Provincial Sociedad del Estado

Website

https://epse.com.ar

Company type

Private

Founded year

2004

Operating status

Operating

Headcount range

51–100 employees

Short description

EPSE is San Juan Province's state-owned energy company, operating a diversified renewable generation portfolio (hydroelectric, solar, wind, geothermal, waste-to-energy) and Argentina's only fully integrated solar panel factory, selling electricity into the national MEM wholesale market and serving provincial, mining, and industrial users.

Ownership category

akta.pro rank

Product category

Renewable Energy Generation

NAICS

Solar Electric Power Generation (221114), Hydroelectric Power Generation (221111), Electric Power Generation (22111), Electrical Equipment Manufacturing (3353)

SIC

Cogeneration Services & Small Power Producers (4991), Motors & Generators (3621), Electrical Industrial Apparatus (3620)

akta.pro industry

PRIMARYEUAMABAA

Solar Project Development & IPP (Utility-Scale & Rooftop)

Energy, Utilities & Environment/Renewable Energy (Solar, Wind, Hydro & Geothermal)/Solar Energy (PV, CSP, Rooftop & Utility-Scale)

SECONDARYEUAEAAAG

Solar PV Power Plant EPC (Utility-Scale)

Energy, Utilities & Environment/Energy Infrastructure & Services (EPC, O&M, Field Services)/Power Generation EPC & Construction

Keywords

• Renewable energy generation
• Hydroelectric power plants
• Solar photovoltaic manufacturing
• Wind energy projects
• Waste-to-energy systems

Headquarters

HQ city

San Juan

HQ country

Argentina

HQ region

Latin America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Supply Chain, Technology or R&D, Operations, Personnel

Revenue model

1. Electricity Generation & Wholesale Market Sales: EPSE generates electricity from its hydroelectric, solar, and other renewable assets and sells it into the Argentine Wholesale Electricity Market (Mercado Eléctrico Mayorista Argentino — MEM) through the national interconnected system (SADI). Revenue is derived from energy sales at regulated or market prices, constituting the primary revenue stream.
2. Government Budget Appropriations: As a state-owned enterprise (Sociedad del Estado), EPSE receives capital contributions and operational funding from the Province of San Juan's annual budget. Initial capital was AR$100,000 in 2004. The provincial government provides ongoing fiscal support and authorization for projects.
3. Integrated Solar Panel Manufacturing & Sales: EPSE operates a photovoltaic panel factory producing ingots, wafers, cells, and complete solar panels for use in provincial solar projects and potentially for sale to third parties. The factory is located in Pocito department.
4. Public Tender / Renovar Round Projects: EPSE collaborates with private developers through public tender frameworks such as Renovar Round 1.5. Private operators (Genneia SA, SIDERSA) operate plants (Ullum I–IV, Solargen 1–2) that EPSE helped develop, contributing to provincial generation capacity and receiving energy for the grid.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

EPSE is a provincial state-owned energy company that develops, builds, and operates renewable electricity generation assets (hydroelectric, solar PV, wind, geothermal, waste-to-energy) in San Juan Province, Argentina. It generates electricity and sells it into the Argentine Wholesale Electricity Market (MEM) through the National Interconnected System (SADI). Additionally, it operates Argentina's only fully integrated solar panel manufacturing facility, producing silicon ingots, wafers, crystalline cells, and finished photovoltaic panels from locally mined quartz.

Product overview

EPSE (Energía Provincial Sociedad del Estado) is a state-owned energy company of San Juan Province, Argentina, established in 2004. The company operates as a diversified energy portfolio management platform managing renewable energy generation assets across multiple technologies: hydroelectric power (El Tambolar, Punta Negra, Cuesta del Viento, Quebrada de Ullum, Los Caracoles), solar photovoltaic (Planta Solar San Juan I, Parque Solar Ullum Alfa, and numerous solar parks), wind energy (Parque Mixto Eólico y Solar Tocota), and geothermal (Valle del Cura). Additionally, EPSE operates manufacturing infrastructure including the Fábrica Integrada de Paneles Solares Fotovoltaicos for silicon ingot, wafer, cell, and panel production, and the VERSU waste-to-energy project. The company also develops electrical infrastructure including transformer stations and transmission lines. The portfolio spans from project development and construction to operation and maintenance of energy generation facilities, serving both the national interconnected market and provincial energy needs.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• 343 GWh/year average electricity generation from El Tambolar hydroelectric plant injected into the national grid
• +6 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Eight partnerships are on record, tiered core and minor.

• YPF LuzcoreStrategic or Co-development Partner · 12 June 2026EPSE and YPF Luz conducted a strategic planning meeting with San Juan's Ministry of Infrastructure, Water and Energy to discuss investment in solar energy projects, electrical transport infrastructure, and energy requirements for the province's projected mining and industrial growth. The meeting focused on renewable energy development and infrastructure planning to support San Juan's economic expansion.
• European Union Delegation (Embajada de la Unión Europea en Argentina)minorGTM or Marketing Partner · 1 June 2026EPSE hosted a European Union diplomatic delegation comprising ambassadors and authorities from Austria, Belgium, Slovenia, Finland, Ireland, the Netherlands, Portugal, Hungary, and Poland, led by EU Ambassador Erik Høeg in Argentina. The delegation toured EPSE's solar panel factory and received briefings on the province's energy development and renewable infrastructure. The visit aimed to strengthen international relations and promote experience-sharing in energy and sustainable development.
• INVAPcoreStrategic or Co-development PartnerEPSE authorities visited INVAP's headquarters in San Carlos de Bariloche to exchange experiences, present strategic projects of San Juan province, and advance a cooperation agenda focused on innovation, energy, and sustainable development. INVAP is a state-owned Argentine technology company specializing in nuclear, scientific, and industrial technology development.
• IMPSA (Industrias Metalúrgicas Pescarmona)coreStrategic or Co-development PartnerEPSE and IMPSA partnered to develop the Parque Solar Ullum Alfa, a 50 MWp photovoltaic park in Ullum department. IMPSA is responsible for engineering, supply of materials, and construction of the facility, while EPSE provides the project framework and site. This is EPSE's largest directly promoted photovoltaic development.
• Genneia SAcoreChannel Partner/ Reseller/ DistributorGenneia SA operates three solar plants in Ullum (Ullum I — 25 MW, Ullum II — 25 MW, Ullum III — 32 MW) that were developed in the Renovar Round 1.5 framework with EPSE's project support. Genneia operates these plants commercially in the Argentine electricity market.
• SIDERSAcoreChannel Partner/ Reseller/ DistributorSIDERSA operates two solar plants in Ullum (Ullum IV Solargen — 13.5 MW and Ullum Solargen 2 — 7 MW) that were developed in the Renovar Round 1.5 framework with EPSE's project facilitation. Both plants are operational.
• Universidad Nacional de San JuanminorStrategic or Co-development PartnerEPSE collaborates with the National University of San Juan (UNSJ) on the development of the first provincial geothermal map, combining EPSE's energy project expertise with UNSJ's academic and research capabilities to complete a comprehensive survey of San Juan's renewable energy resources.
• Sergio Chiconi S.R.L.minorChannel Partner/ Reseller/ DistributorSergio Chiconi S.R.L. was the awarded contractor for the installation of 36 solar monopole structures (Generadores Solares Fotovoltaicos) on Avenida de Circunvalación in San Juan, under the 'Iluminación Sustentable' project — the first solar-lit national highway in Argentina.

Scale indicators12 records

Recent moves7 records

Expansion highlights6 records

Emerging players

• SIDERSA (Siderúrgica S.A.): Operates the Ullum Solargen 1 (13.5 MW) and Ullum Solargen 2 (7 MW) solar plants developed with EPSE under Renovar 1.5. Comparable as a smaller Argentine solar operator with EPSE partnership, though not primarily an energy company.
• 360 Energy Solar: Argentine solar project developer focused on distributed generation and utility-scale PV; one of the most active C&I solar developers in Argentina. Comparable as a domestic solar developer operating in the same Argentine market.

Direct peers

• IMPSA (Industrias Metalúrgicas Pescarmona): Argentine manufacturer of wind turbines, solar trackers, and hydroelectric equipment; co-developer of the 50 MWp Parque Solar Ullum Alfa with EPSE. Comparable as a domestic renewable equipment manufacturer and project developer in Argentina.
• YPF Luz: Argentina's largest private electricity generator and subsidiary of YPF, recently signed a strategic agreement with EPSE on solar energy investment and infrastructure for San Juan. A direct peer in Argentine power generation, with overlapping utility-scale renewable focus.
• Genneia SA: Argentina's largest private renewable energy generator, operates the Ullum I, II, and III solar plants (25+25+32 MW) developed in partnership with EPSE under Renovar 1.5. Directly comparable as a domestic renewable IPP selling into MEM.

Broad incumbents

• ENGIE Energía Argentina S.A. Argentine subsidiary of global utility ENGIE, operating thermal and renewable generation assets. Comparable as a foreign-affiliated incumbent with diversified generation selling into the Argentine market.
• Pampa Energía S.A. Integrated Argentine energy company with generation, transmission, and distribution assets, listed on BYMA and NYSE. Operates generation assets selling into MEM; comparable as a diversified Argentine power sector player though much larger and broader.
• Enel Green Power Argentina: Argentine subsidiary of Enel Green Power operating wind and solar renewable projects in the country, including the Manque and Rawson wind farms. Comparable as a foreign-affiliated renewable IPP selling into MEM.
• AES Argentina Generación S.A. Subsidiary of AES Corporation operating thermal and renewable generation assets in Argentina, including major wind farms, selling into MEM. Comparable as a foreign-affiliated incumbent with renewable generation exposure.
• Central Puerto S.A. Largest private power generator in Argentina, listed on BYMA, with a diversified thermal and renewable portfolio selling into MEM. Comparable as a major Argentine power generator, though broader and more diversified than EPSE.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@epseepsesanjuan1543
• Instagraminstagram.com/epsesj
• Facebookfacebook.com/EPSESANJUAN
• LinkedInlinkedin.com/company/energ-a-provincial-se

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about EPSE Provincial Energy State Company