Finnish energy storage solutions company

We are a Finnish energy storage start-up company that aims to launch a new kind of energy storage system. Thanks to our patented technology, we can energy-efficiently convert electricity into potential energy and potential energy back into electricity. We provide smart energy solutions for monitoring energy consumption, controlling, storing, and optimizing renewable and non-renewable energy. The provided solutions can be …

Where can long-duration energy storage be used?

Long-duration energy storage is applicable everywhere, and some FES’s long-duration energy storage finds applications across diverse sectors. From electric power utilities and islands to data centers, our solutions drive efficiency, reliability, and sustainability.

How is energy storage empowering industries to meet a dynamic energy landscape?

Learn how FES is empowering industries to meet the demands of a dynamic energy landscape. Energy storage has the potential to allow the grid to be driven by intermittent renewable energies. Isolated from supply lines, islands require energy storage to reduce electricity costs.

What is energy storage & portability?

In the C&I environment, energy storage services allow properties or industrial buildings to optimize their electrical energy management and energy prices. Portability offers completely new opportunities for the utilization of energy storage systems.

Integrated Solar Folding Container Solutions for Modern Energy Demands

Durable PV Panels Tailored for Mobile Container Systems

Durable and high-efficiency solar panel designed for containerized photovoltaic storage units.

Specially designed for solar containerized energy stations, our rugged photovoltaic panels offer optimal output and resistance to harsh outdoor conditions. These panels are engineered to deliver stable performance in mobile and semi-permanent microgrid applications, maximizing energy production in limited space.

Compact High-Yield Monocrystalline Modules

Space-saving monocrystalline solar modules built for containerized solar storage systems.

Our high-performance monocrystalline panels are ideal for integrated solar container deployments. With exceptional energy density and compact dimensions, they support foldable structures and container roofs, offering outstanding performance in transportable and modular energy units.

Lithium Storage Modules Engineered for Foldable Containers

Robust lithium storage designed for flexible energy containers and modular solar applications.

Engineered to complement solar folding containers, our lithium-ion battery systems deliver dependable power storage with fast charge/discharge capabilities. Their modular architecture makes them ideal for off-grid deployments, disaster response units, and mobile energy hubs.

Hybrid Inverter Solutions for Off-Grid Containerized Systems

Smart inverter designed for hybrid container solar systems and mobile grid solutions.

Our hybrid inverters bridge solar input, energy storage, and local grid or generator power in containerized environments. With advanced MPPT tracking and intelligent switching, they ensure efficient power flow and real-time diagnostics for field-deployed energy systems.

Mobile Solar Container Stations for Emergency and Off-Grid Power

Portable container-based solar power station ideal for emergency relief and temporary grids.

Designed for mobility and fast deployment, our foldable solar power containers combine solar modules, storage, and inverters into a single transportable unit. Ideal for emergency scenarios, rural electrification, and rapid deployment zones, these systems provide immediate access to renewable energy anywhere.

Scalable Distributed Solar Arrays for Modular Containers

Expandable solar container solutions with modular photovoltaic arrays.

Our distributed solar array technology enables scalable energy generation across container-based infrastructures. These plug-and-play modules can be deployed independently or networked, supporting hybrid microgrids and energy-sharing models across campuses, construction zones, and remote installations.

Micro-Inverter Integration for Panel-Level Optimization

Micro inverter enabling optimized energy harvesting for individual container panels.

Integrated into solar container frameworks, our micro inverters provide panel-level optimization and enhance total system efficiency. Especially suitable for modular systems, they reduce shading losses and provide granular monitoring — crucial for portable or complex array layouts.

Architectural BIPV Containers for Energy-Aware Structures

Roof-integrated BIPV container with structural design and high energy output.

Our Building-Integrated Photovoltaic (BIPV) container solutions combine structural functionality with solar generation. Perfect for on-site offices, shelters, or semi-permanent installations, these units provide clean energy without sacrificing form or footprint, aligning utility with mobility and design.

90 Top Energy Companies in Finland · April 2025 | F6S

We provide smart energy solutions for monitoring energy consumption, controlling, storing, and optimizing renewable and non-renewable energy. The provided solutions can be …

The Role of Energy Storage Solutions in a 100% Renewable Finnish Energy ...

The Role of Energy Storage Solutions in a 100% Renewable Finnish Energy System ... Thermal energy storage in Finland is rather plentiful, but utilization is rather minimal when annual numbers are examined. Thermal storage discharge amounted to 2.8 TWhth, which represented only 4% of end-user heat demand. However, the role of thermal storage was ...

Battery Energy Storage System (BESS) as a service in Finland: …

A business model describes how a company plans to create value for its ... paper adds a contribution to the literature by analysing the placement of storage within an ecosystem of distributed energy solutions, and the challenge of providing services in a multi-customer environment. ... The Finnish energy tax law was updated in 8.11.2019 to ...

fesenergystorage

At FES, we are on a mission to transform the future of energy storage, offering resilience to communities, industries, and the grid. Our commitment is to develop long-duration solutions that enable the widespread …

World''s first large-scale ''sand battery'' goes online in Finland

Polar Night Energy''s sand-based thermal storage system. Image: Polar Night Energy. The first commercial sand-based thermal energy storage system in the world has started operating in Finland, developed by Polar Night Energy. Polar Night Energy''s system, based on its patented technology, has gone online on the site of a power plant operated ...

7 Energy Storage Companies to Watch Out for in …

ESS Inc is a US-based energy storage company established in 2011 by a team of material science and renewable energy specialists. It took them 8 years to commercialize their first energy storage solution (from laboratory to …

Finland to Build the World''s Largest Subterranean Energy Storage …

As the adoption of renewable energy accelerates globally, focus is increasingly on enhancing efficiency and developing robust energy storage solutions to ensure a dependable supply. Existing technologies include water reservoirs, compressed air storage, and large-scale batteries.However, Finland is pioneering an innovative underground thermal storage approach …

Companies

Find your best Finnish solutions match by exploring companies and solutions according to your key interests. You can search for example industries, keywords or company names ... Energy and built environment, Battery applications, Battery cells and packs, Battery research, Hydrogen research, Hydrogen use, Metal and Machinery, 5G based industry 4 ...

Virtual power plant

This Distributed Energy Storage (DES) solution is a clear example of implementing Elisa''s mission – a sustainable future through digitalisation. Reserve batteries assisting in green transition Electricity generation and consumption need to be in balance every single second so that the lights stay on for everyone.

World''s largest Sand Battery to be optimised with Elisa''s AI …

Elisa''s solution plays a significant role in balancing the electricity market by harnessing all kinds of energy storage solutions, such as thermal storage and batteries.

Renowned U.S. fund invests in Finland for the first time: "We …

In addition to optimizing, trading, and monitoring energy storage, Cactos also finances the systems through its managed infrastructure fund. Currently, Cactos is the market leader for industrial-scale energy storage solutions in Finland. The company recently delivered its first grid-scale energy storage project. Its energy storage systems and ...

TheStorage

TheStorage offers cost-efficient sustainable grid-scale energy storage that can discharge heat, steam or CHP. Cold sand flows through our patent pending electric heating …

Case Finland: Proving the operational value of the Distributed Energy ...

Elisa''s Distributed Energy Storage solution enables a distributed virtual power plant (VPP) solution to be deployed using the Radio Access Network. This is built on an AI/ML software engine that adjusts each battery between charging and discharging modes, optimizing energy consumption, and controls the distributed energy assets across telecom ...

Nordic Gravity Energy Storage Technology Oy I Energy storage solutions

We are a Finnish energy storage start-up company that aims to launch a new kind of energy storage system. Thanks to our patented technology, we can energy-efficiently convert …

Energy production

EPV Energy Ltd (EPV) is a Finnish energy company that generates and procures approximately 5% of all the electricity consumed in Finland. ... Currently, Vaasa Voima''s operations comprise a new storage solution for thermal energy developed by EPV Energy. It involves storing heat in old oil storage caverns underneath the Vaskiluodon Voima power ...

European telecoms networks'' 15GWh energy storage …

Elisa runs the radio access network (RAN) in Finland. Image: Elisa. Europe''s telecommunications sector has the potential to deploy 15GWh of distributed energy storage (DES), halving its energy costs and helping the energy transition, Finnish telecoms firm Elisa said discussing its new DES solution with Energy-Storage.news.. The firm has launched a DES …

The installed capacity of battery energy storage systems …

In addition, telecom operator Elisa also plans to install a 150MWh battery energy storage system at its site, which will further promote the development of the Finnish energy storage market. However, Sweden is more prominent in the field of residential energy storage and has ambitious plans to deploy grid-scale battery energy storage systems.

Utility Helen launching 40MW BESS in Finland

Finnish utility Helen is launching a 40MW battery energy storage system (BESS) project in Nurmijärvi, southern Finland, and aims to begin commercial operation in 2025. The project is being developed by investor Evli-Rahastoyhtiö Oy, which will continue as a co-investor alongside Helen once the project is completed.

fesenergystorage

At FES, we are on a mission to transform the future of energy storage, offering resilience to communities, industries, and the grid. Our commitment is to develop long-duration solutions that enable the widespread use of renewable energy. Discover the innovation driving us towards a sustainable tomorrow.

Powering the Nordics: Merus Power''s end-to-end turnkey battery energy ...

As the Nordic region accelerates its renewable energy transition, the need for reliable and efficient battery energy storage systems (BESS) is greater than ever. We, Merus …

Finnish trading firm aims to boost storage amid volatility

The company, founded as a subsidiary of consultancy New Stars & Company (NSC) last year, focuses on power trading in short-term and ancillary markets and aims to help investors procure and operate storage in the market. Its first 3 MW energy storage system is set to become operational this summer and the company is negotiating with investors to ...

Increasing flexibility of Finnish energy systems—A review of …

These key technologies and solutions include energy storage, district heating and cooling, electric vehicles, smart meters, demand response, and ICT solutions. In addition, energy markets provide important flexibility means. ... A Finnish company has developed an IoT based thermostatic radiator valve for district-heated buildings which enables ...

Finland sparks positive change for batteries

Fortum, a Finnish majority state-owned energy company, is shaking up the value chain for industrial and electric vehicle batteries with a low-carbon dioxide recycling solution capable of utilising up to 80 per cent of batteries, thus …

Top 10 energy storage manufacturers in the world

Company profile: NHOA Energy, a global leader in energy storage, started as a spin-off from Politecnico di Torino and Milano. It now offers advanced storage systems that improve the reliability and sustainability of solar and wind farms.

Front page

EPV Energy is planning a 1600 MWh energy storage system based on battery technology in Laihia, which can store zero-emission electricity for later use. ... goal is to use new sources of electricity production to connect the energy needs of different industries by developing solutions based on new electricity,… Learn more about the project ...

Top 10: Energy Storage Companies | Energy …

GE is known for its involvement in various energy storage projects, particularly when it comes to grid-scale battery storage solutions. It continues to be at the forefront of developing and deploying advanced energy storage …

Finland''s largest electric boiler and thermal energy storage ...

This year, the company has installed and commissioned 120 MW of additional electric boiler capacity as part of its heat production system. ... The electric boiler and energy storage solutions built at the Vaskiluoto power plant site in Vaasa are extremely significant in scale in Finland. ... The Vaskiluoto thermal energy storage facility is one ...

Flexible Energy Systems

Flexibility extends beyond adapting to intermittent energy production with storage and demand response; it involves seamless integration of different energy forms and diverse fuels to meet the needs of end customers, enabling effortless transitions between different energy sources. Finnish solutions play a key role in driving systemic change.

14 Top Renewable Energy Companies in Finland · April 2025

Renewable Energy companies snapshot. We''re tracking AW-Energy, Steady Energy and more Renewable Energy companies in Finland from the F6S community. Renewable Energy forms part of the Energy industry, which is the 16th most popular industry and market group. If you''re interested in the Energy market, also check out the top Energy & Cleantech, Oil & Gas, …

Finnish "sand battery" offers solution for renewable energy storage

The battery, which stores heat within a tank of sand, is installed at energy company Vatajankoski''s power plant in the town of Kankaanpää, where it is plugged into the local district heating ...

Client Reviews on Foldable PV Energy Storage Containers

  1. Reply

    Emily Johnson

    June 10, 2024 at 2:30 pm

    We partnered with SOLAR ENERGY to install a foldable photovoltaic storage container at our agricultural outpost. The system's plug-and-play setup and hybrid energy support drastically improved power consistency. Since the installation, we’ve reduced fuel reliance by over 75%, and the modular container allows us to relocate easily across our remote operations.

  2. Reply

    David Thompson

    June 12, 2024 at 10:45 am

    The mobile PV container system from SOLAR ENERGY delivered remarkable uptime improvements for our remote communications tower. Its smart inverter and integrated solar modules sync perfectly with our diesel backup, minimizing downtime and maintenance. The foldable structure also made transport and redeployment effortless in rugged terrain.

  3. Reply

    Sarah Lee

    June 13, 2024 at 4:15 pm

    We integrated SOLAR ENERGY’s containerized solar-plus-storage unit into our off-grid eco-lodge. Its compact design and energy management system keep our resort fully powered, even during peak periods. The unit’s ability to expand storage capacity without structural overhaul is a major advantage for our growing operations.

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