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Giannis Giannakopoulos, Chief Executive Director, Integrated Utility, of London-listed METLEN

Giannis Giannakopoulos: “Portfolio and aggregator management is essential”

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METLEN's integrated utility chief explains how the group fuses generation, storage, trading and supply into one platform, underpinning decarbonisation, customer affordability and industrial resilience across more than 40 markets.

Three sizes, two shades, one storage family

New Sunenergyxt hybrid storage scales to demand

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The new Sunenergyxt 500 brings together rooftop solar integration, variable pricing models and standalone capability, giving installers and end users a flexible building block for residential and small commercial sites.

Large solar roofs are driving business all over Europe

Upcoming investor newsletter: more innovations for mounting

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Exhibitors at the Munich trade fair showcased exciting new solutions for unlocking more land for solar projects. Subscribers to our newsletter can download the latest Solar Investors Guide directly, no registration required. The next investor newsletter is coming out 15 July 2026.

Gregor Kuschmann (right) presents the new Battery vision 2

Solarwatt: from home to market – complete systems for buildings

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PV Guided Tours: Homes are increasingly becoming energy producers. Sector coupling within the building is growing in importance and even electric vehicles are now part of the picture. Gregor Kuschmann and Robert Pawlik of Solarwatt explain which components and solutions make energy independence possible and how buildings are playing a new role in the energy market.

Stephan Schindele (right) and Karsten Schäfer discuss the emerging opportunities for PV in Europe.

Solar Investors Guide #11 – Agri-PV reimagines farmland for the future

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Podcast: Elevated solar modules and solar fences are helping farmers generate clean solar power on their pastures and arable land. Stephan Schindele, head of the agri-PV division at BayWa r.e., explains how agricultural transformation and the energy transition are interconnected, offering clear benefits for both farmers and investors. Several countries across Europe are already leading the way with large-scale agri-PV projects.

Our guest author, solar market expert Gerard Scheper from the Netherlands

After the spike – why solar and battery prices will cool again

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The recent price spike in solar modules and batteries is not a new normal but a market catching its breath, says Gerard Scheper, CEO of European Solar.

A hybrid solar-plus-storage project in Corsica – the combination that utility-scale is now built around

Europe hits 100 GWh as utility-scale takes over the storage market

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A 48% expansion in 2025 pushed Europe's operational battery fleet past the milestone, with large-scale systems accounting for more than half of new installations for the first time, SolarPower Europe's European Battery Market Outlook finds.

Not abstract art but an aerial view of the Amynteo Cluster in Greece

Greece – former lignite mine reborn as gigawatt-scale solar hub

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RWE and PPC have finished building 930 MWp of solar capacity in Western Macedonia, part of a joint venture that also has 567 MWp under construction for 2027.

Another morning, another megawatt, and another country shrugging off the gas market

Report: Spain has decoupled power prices from gas

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As a new gas-price shock hits Europe, electricity prices in Spain have stayed remarkably stable, according to an analysis by the Ember think tank, thanks to the sustained build-out of wind and solar.

Pressing issue: inconsistent rules are holding back PV’s “Made in Europe”

Study: fragmented EU rules hindering European solar manufacturing

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The EU wants to strengthen domestic solar manufacturing through legislation allowing member states to link project funding to non-price criteria such as carbon footprint. A new DIW Berlin study warns that the resulting patchwork of national rules is driving up costs and weakening European competitiveness.

Inside the larger FWS version: surge protection above, emergency-switch circuitry below

New Citel boxes combine fire safety and surge defence

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The FWS 3 and FWS 6 generator junction boxes with fire switches are designed for solar installations up to 1,000 volts DC and also shield inverters against surges.

New mounting technology is opening up even more areas for solar power

Solar Investors Guide – Innovations for mounting

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Energy crises and rising fossil and nuclear prices are making solar and battery storage more attractive than ever, driving demand across industrial rooftops, open land and car parks – find out more in the latest guide.

CEO Esref Deniz (left) explains the ENTEGRO strategy

ENTEGRO PV SYSTEMS: one idea ahead

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CEO Talk: ENTEGRO develops, plans and implements PV projects for companies and investors. Driven by the ambition to always be one idea better, the company consistently pushes innovation, efficiency and project quality. What this means in practice, and how it translates into real economic advantages, is revealed in a behind-the-scenes look.

The OIEiEK hopes to enable the construction of around 500 self-consumption systems each year

Bosnia and Herzegovina opens first residential solar scheme

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The Federation has adopted its first support scheme for residential solar self-consumption, offering grants of up to 7,000 KM and full financing for socially vulnerable households from 2026 to 2030.

May sees module prices rise sharply, with premium segment in front

May PV Index – prices up, confidence up, inverters steady

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Sun.store data show solar module prices climbing across the European market in May, with the PV Purchasing Managers' Index jumping to 70 – its strongest reading since the start of the year.

Professional O&M underpins the long-term performance of solar projects

Solar Investors Guide – O&M for solar parks

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As a rule, one to three percent of investment is allocated to operation and maintenance over 20 years, making solar parks low-maintenance assets with significantly lower costs than fossil or nuclear plants.

One system, multiple scales: the LONGi ONE portfolio spans utility, commercial and off-grid

Modules to megaprojects – LONGi's leap into integrated storage

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Launched at Intersolar Europe, the LONGi ONE portfolio pairs the manufacturer's BC solar technology with storage systems built for utility-scale, commercial and off-grid deployment, backed by a growing European service network.

Green roof, solar array: a view of the urban climate strategy ahead

Heat and heavy rain – solar green roofs becoming a frontline climate tool

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As heatwaves and storms intensify across Europe, combining green roofs with rooftop solar is gaining traction as a practical way to cool buildings, manage rainfall and generate clean power where it is needed most.

Stringers ‘made in Europe’ by BBS Automation, formerly Teamtechnik

A boom decade ahead for PV investment

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Annual investment in the sector is forecast to more than double by 2035, with cumulative spending over the next decade estimated at 250 to 300 billion US dollars.