We know how to build
the best BESS

About us

Volthein is a newly established company founded by experienced energy sector professionals, with support from Thein Industry, an industrial investment fund Thein Private Equity SICAV.


Our priority is to deliver high-performance, financially optimized battery storage solutions through expertly integrated systems, ensuring reliability and safety at every stage.


We focus on comprehensive solutions that meet stringent cybersecurity, fire safety, a wide range of functionalities, and industry standards.
We prioritize client satisfaction with comprehensive after-sales support, ensuring quality and performance guarantees.

Comprehensive Services, Not Just Battery

Design & Dimensioning

Right choice of technology and parameters to maximize the use of the storage system for your applications.

BESS Delivery

Assembly, full commissioning, and support.

EPC Delivery

Covered from A to Z, including power output, comprehensive EMS, civil works, and engineering.

After-Sales Care

Comprehensive service, hotline, extended warranties, and a 24/7 availability guarantee.

Our Work

>10 YEARS

Experience in the Energy Sector

>100 MWh

Projects Experience

>700 MVA

Energy Stations

>150 MV

Power Plants

Branches

Praha

Hanušova1537/1a

Bratislava

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