One-stop-shop solutions
PSW guides your project from A to Z — from the initial design to construction, operation, and maintenance.
Engineering
Our experienced team develops cost-effective and sustainable energy storage solutions that seamlessly meet the unique requirements of each project. Thanks to advanced technologies and proven industry best practices, we guarantee optimal performance and full compliance with international standards.
Procurement
We work exclusively with reliable suppliers worldwide and select the highest-quality materials and equipment. This careful sourcing ensures on-time delivery, optimal cost efficiency, and continued compliance with the strictest quality standards.
Construction
At PSW, we combine international expertise with in-depth local knowledge. By collaborating with regional partners and specialists, we enhance our services with valuable insights from the local area. This allows us to deliver solutions that are both globally reliable and locally relevant.
Why choose us as your EPC contractor?

Turnkey Project Management
We handle all aspects of your project, reducing risk and ensuring stramlined execution.

Commitment to Safety and Qualilty
We adhere to the highest safety and quality standards in every phase of the project.

Cost and Time Efficiency
We optimize resources, minimize downtime, and ensure timely project delivery within budget.

Proven Industry Experience
Our team brings years of expertise in managing complex energy projects.

Flexibility
We offer flexible options for our customers to either purchase batteries with our assistance or receive batteries along with EPC delivery as per preference.

Local Strategic Partners
We collaborate with local strategic partners to enhance our services, blending local expertise with our global reach.
International presence – Local expertise:
- Norway
- Sweden
- Finland
- Denmark
- Ireland
- UK
- Netherlands
- Germany
- Austria
- Poland
- Lithuania
- Latvia
- Estonia
BESS EPC projects in the making
Container solution
- Substation 12kV
- 10MW/10MWh 1hr application
- Energy Managment System
- Island operation
- Technical aggregator
- In marked operation FFR, FCR-D, FCR-N, mFRR, aFFR
Cabinet solution
- Substation 12kV
- 5MW/5MWh 1hr application
- Energy Managment System
- In marked operation FFR, FCR-D, FCR-N, mFRR, aFFR
Our vision
To provide intelligent and sustainable solutions for the global energy transition.