Originally announced in November 2024, the NEA Kolda project is set to become West Africa’s largest solar-plus-storage complex. In April 2025, AXIAN awarded the engineering, procurement, and construction (EPC) contract to Voltalia and Entech Smart Energies. [pdf]
The Major Solar Projects List is a database of all ground-mounted solar projects, 1 MW and above, that are either operating, under construction or under development. The list is for informational purposes only, reflecting projects and completed milestones in the public domain. .
SEIA makes major solar project data available to the public through the map below. SEIA members have exclusive access to the list as a sortable, searchable MS Excel file that is. .
SEIA does not guarantee that every identified project will be built. Like any other industry, market conditions may impact project economics and timelines. SEIA will remove a project if it is publicly announced that it has been canceled. SEIA actively. T1 will build “G2 Austin,” a mass-producing solar cell factory with an estimated capital expenditure of up to $850 million. Once in production, the facility could produce up to 1,800 advanced manufacturing jobs, pending the negotiation of state and local incentives. [pdf]
[FAQS about Solar panel factory under construction project]
China’s Risen Energy is deploying containerized BESS units across Brazil’s northeast—enough to power 70,000 homes during blackouts [2]. Local startups are aggregating rooftop solar + storage into Brazil’s first VPP network, with 200MW planned by Q3 2026. [pdf]
From these tenders, only the Villonaco project has started construction as of August 2025. Additionally, the government has not finalized the El Aromo project, with required documents pending negotiations. [pdf]
[FAQS about Ecuador power plant energy storage project construction]
Zelestra and BKW have signed an innovative long-term tolling agreement that enables the delivery of one of Europe’s largest battery energy storage systems (BESS), of up to 2 GWh, in the north of Italy. The construction is due to start in 2027, with full operations in 2028. [pdf]
The Asian Development Bank (ADB) and ACWA Power of Saudi Arabia signed a $51 million loan package to build Central Asia’s first wind power facility with a utility-scale battery energy storage system in Qoraozak district of Karakalpakstan. [pdf]
Global energy storage platform provider Powin LLC and Galp, Portugal’s leading integrated energy company, have partnered to install a utility-scale battery energy storage system (BESS) at one of Galp’s solar power plants near Alcoutim, a small village in the country’s sunny southern region of the Algarve, where Galp operates several projects with a combined capacity of 144 MW. [pdf]
[FAQS about Construction of a photovoltaic plant energy storage project in Portugal]
The Board of Directors of the Export-Import Bank of the United States (EXIM) has approved an unprecedented $1.6 billion direct loan to support the construction of 65 solar mini-grids equipped with energy storage facilities in Angola. [pdf]
A 20 MW solar plant is under development in Namasigue, and a smaller 3.75 MW plant is being constructed in Choluteca. These projects represent a substantial investment in renewable energy and will contribute to diversifying Honduras’s energy mix. [pdf]
China Communications Construction Co. has begun building the 70 MW Enesolar-3 solar plant in Nicaragua, which will supply power to state water utility Enacal and cover about 40% of its electricity needs. The PV project is the largest in the country to date. [pdf]
TagEnergy will develop and manage the Cernay-lès-Reims project, which is scheduled for grid connection in late 2025. It will have a storage capacity nearly five times larger than France’s current largest operational battery. [pdf]
State-owned Niger Electricity Co. is seeking consultants to carry out feasibility, environmental and social impact studies for the construction of a 60 MW solar plant with storage. The project will be built in the town of Tahoua, western Niger. [pdf]
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