Intelligent battery storage solutions for the grid of the future

We make renewable energy available. For everyone. At any time.

As a pioneer in large-scale battery storage, ju:niz Energy develops, builds and operates high-performance storage solutions.

Mit zukunftsweisenden Geschäftsmodellen und praxisnahen Anwendungen ermöglichen unsere Batteriespeicher die sichere Integration von erneuerbaren Energien in das Stromnetz.
Somit tragen wir zu einer nachhaltigen und sozial ausgewogenen Energieversorgung bei und schaffen messbaren Fortschritt für Gesellschaft und Infrastruktur.

Our values

Responsible

We take responsibility for shaping the sustainable energy future with integrity and commitment in our thoughts and actions.
As a pioneer in the large-scale battery storage market segment, we have been active in this young market since 2014.

Impact

We stand fortangible impact, measurable results, consistent implementation and real progress in the energy world.
Wehave been part of the EQT networksince 2025 , which further accelerates our strong growth and strengthens our position in the market.

Pioneering

We are boldly and innovatively shaping new pathsfor the energy supply of the future.
In the spirit of our namesake Eunice (phonetic spelling: ju:niz) Newton Foote, we are driven by a pioneering spirit . For a secure, stable and clean energy future.

2014

founded

76

MW in operation

~72

Employees

1,5

GW target portfolio 2030

Milestones

SMAREG 12 – The first storage system with a platform concept

SMAREG 12: The first battery storage system with a platform concept. Discover how modular architecture, integrated interfaces and innovative marketing models are shaping the future of large-scale storage.

Learn more

Our service portfolio

Since 2014, we have developed into a leading player in the large-scale battery storage sector through targeted start-ups and strategic developments.

Our strength lies in the close integration of our business areas – from the acquisition of space and project development to the economically successful operation of our large-scale battery storage systems.

In this way, we are creating the necessary flexibility for a stable, decentralized energy system, relieving the strain on grids and promoting the integration of renewable energies.

Development of battery storage projects

Developing business models
Reviewing the economic viability of our projects and modeling market deployment scenarios after implementation.

Greenfield projects
Germany-wide site analysis based on grid topologies, environmental compatibility and building permits.

Brownfield projects
Acquiring, reviewing and implementing projects in the partial stage.

Grid and building rights
Securing grid connections and obtaining building rights.

Project implementation

Technology design and system configuration:
Designing our projects according to defined standards for optimized, economical, and long-term operation.

Project construction and commissioning: <0>
Supporting all construction phases from the initial excavation to commissioning and grid connection. Our project managers are always closely attuned to the pulse of the project.

Technical operation – O&M

Preventive maintenance and rapid troubleshooting ensure high availability and reliability for our marketing partners. So that flexibility is available in the energy grid when it is needed.

Marketing

Revenue-optimized operating strategies in the day-ahead, intraday and balancing energy markets in conjunction with a broad network of marketing partners secure our revenues for financing purposes.

Risk protection and resilience: Our assets increase resilience to grid bottlenecks or generation outages. Large-scale storage systems in the grid help to replace fossil backup systems and reduce CO2 emissions.

Your project. Our energy.

ju:niz buys and develops battery storage projects with strong financing, local expertise and fast processes – from initial contact to completion in just a few weeks.

Benefit from flexible structures, reliable partnerships and an experienced team that will get your project safely to the finish line.
Contact us now and shape the future of energy together.

Contact us
Businessmen shake hands and smile.

Career at ju:niz

Shape the future of energy

Become part of a committed team that is actively driving forward the energy transition and taking responsibility.
At ju:niz Energy, you can expect modern workplaces, real development opportunities and an open corporate culture in which your ideas count.

Discover career opportunities

Are you developing projects and looking for a strong partner?

We take on your project and bring it to a successful conclusion.

Contact us

Areas close to grid connection points?

We are happy to lease your space – long-term, reliable, and at fair terms.

Contact us
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