About us
ELTEC 50Hz Gridworx is a European Engineering, Procurement and Construction (EPC) company specialised in high-voltage and medium-voltage substation solutions and grid infrastructure. We are a strategic joint venture between two established European companies:
ELTEC Green Energy GmbH
A European HV energy infrastructure equipment supplier with deep technical expertise across the full range of substation equipment and systems.
BBP Inżynieria Sp. z o.o.
A trusted Polish engineering and construction firm with extensive project execution, installation, and commissioning capabilities.
Together, we offer a genuinely integrated EPC service — combining European engineering standards with strong local execution capacity across Central and Eastern Europe and beyond.
Our Mission
To accelerate the energy transition by delivering fully integrated substation EPC solutions — enabling fast, reliable grid connections for electrification and renewable energy, with predictable quality, cost, and schedule performance.
Our Vision
To be the preferred EPC partner for utilities and developers seeking future-ready grid infrastructure — advancing grid connections, network modernisation, and long-term resilience.
Built on Expertise. Delivered as One.
Both parent companies bring decades of hands-on experience in European energy infrastructure.
Part of a Stronger Network
ELTEC 50Hz Gridworx draws on the resources, expertise, and supply networks of two established groups:
ELTEC Group
- ELTEC Green Energy GmbH
- ELTEC Group GmbH
- ELTEC Solar GmbH
- Ampulse GmbH
- ELTEC Energy Sp. z o.o.
- ELTEC Service GmbH
BBP Group
- BBP Group Sp. z o.o.
BBPro Sp. z o.o.
BBP Teletechnika Sp. z o.o.
BBP Energysystems Sp. z o.o.
BBP Cover Energy Sp. z o.o.
What makes us different
We are a purpose-built joint venture that brings together two specialist companies — ELTEC Green Energy GmbH and BBP Inżynieria Sp. z o.o. — under a single EPC structure. You get one contract, one point of accountability, and one team managing your project from feasibility through energisation.
What We Stand For
Safety First
Every project is planned and executed with safety as the non-negotiable baseline — for our teams, our clients, and the communities we serve.
Technical Excellence
We hold ourselves to the highest engineering standards. Every design, installation, and commissioning activity reflects decades of accumulated expertise in high-voltage infrastructure.
Reliability
We deliver on our commitments. On time, on budget, and to specification — because grid infrastructure leaves no room for surprises.
Sustainability
Our work directly enables the energy transition. We take that responsibility seriously — designing infrastructure built to last and optimised for the grids of tomorrow.
WHERE WE WORK
Primary Markets
ELTEC 50Hz Gridworx is headquartered in Berlin and operates across Central and Eastern Europe, with particular strength in markets where grid modernisation and renewable energy integration are accelerating.
Primary Markets:
- 🇩🇪 Germany
- 🇵🇱 Poland
- 🇨🇿 Czech Republic
- 🇸🇰 Slovakia
- 🇦🇹 Austria
- 🇷🇴 Romania
