BESS-Market
Partners

Verified technology and service partners.

Browse technology providers, EPCs, financiers and service partners for your BESS project — with structured profiles and transparent trust levels.

Partners

Trust levels

Listed

Basic company profile with self-declared data. Visible to all users.

Verified

Business registration, VAT number and company documents confirmed by BESS-Market.

Documents Reviewed

Technical datasheets, certificates, warranties and reference projects checked for completeness and validity.

Verification does not constitute a warranty — details on the Verification & Trust page. More about verification

CATL Energy Storage

Manufacturer · CN · EU office

Documents Reviewed

World-leading manufacturer of LFP battery systems for grid-scale applications.

Battery SystemPCSEMS / VPP
System sizes
10 MWh bis 5 GWh
RTE
≥ 87%
Warranty
15 Jahre / 8.000 Zyklen
Delivery time
6–9 Monate

References

Netherlands 100 MWh · Germany 50 MWh

Certifications

IEC 62619 · IEC 62933 · UN 38.3 · UL 9540A

Sungrow Power Supply

Manufacturer · CN · EU office

Verified

Integrated provider of PV inverters and energy storage systems.

Battery SystemPCSEMS / VPP
System sizes
5 MWh bis 3 GWh
RTE
≥ 85%
Warranty
10 Jahre
Delivery time
4–7 Monate

References

Spain 200 MWh · Italy 80 MWh

Certifications

IEC 62619 · IEC 62933 · CE

Fluence Energy

System Integrator · US · EU office

Documents Reviewed

Global storage integrator with its own digital platform and large project portfolio.

Battery SystemEMS / VPPEPC
System sizes
Individuell bis 1 GWh+
RTE
≥ 86%
Warranty
20 Jahre
Delivery time
9–12 Monate

References

UK 100 MWh · Germany 150 MWh · Ireland 200 MWh

Certifications

IEC 62619 · IEC 62933 · ISO 9001 · ISO 14001

Wärtsilä Energy

System Integrator · FI · EU office

Documents Reviewed

Established Finnish system integrator with a strong focus on grid stability.

Battery SystemEMS / VPPEPCGrid Connection
System sizes
10 MWh bis 500 MWh
RTE
≥ 88%
Warranty
15 Jahre
Delivery time
12–18 Monate

References

Finland 50 MWh · Sweden 30 MWh

Certifications

IEC 62619 · IEC 62933 · ISO 9001

Next Kraftwerke

Service Provider · DE · EU office

Verified

Leading virtual power plant operator and direct marketer in Germany.

Marketing & TradingEMS / VPP

References

Deutschlandweit 1.000+ Anlagen

Certifications

ISO 27001

Siemens Energy

Manufacturer · DE · EU office

Verified

German technology group with a comprehensive energy infrastructure portfolio.

PCSTransformerEMS / VPPEPC
System sizes
Individuell

References

Deutschland, Österreich, Schweiz

Certifications

IEC 62619 · ISO 9001 · ISO 14001

BYD Energy Storage

Manufacturer · CN · EU office

Verified

Pioneer of LFP blade battery technology for safe grid-scale storage.

Battery SystemPCSEMS / VPP
System sizes
5 MWh bis 3 GWh
RTE
≥ 89%
Warranty
12 Jahre / 6.000 Zyklen
Delivery time
6–9 Monate

References

UK 200 MWh · Germany 100 MWh

Certifications

IEC 62619 · IEC 62933 · UN 38.3

EPC Solar Plus GmbH

EPC · DE · EU office

Listed

German EPC provider specialised in PV+storage projects.

EPCGrid ConnectionFire Safety

References

Bayern, Baden-Württemberg

Certifications

VDE-AR-E 2510-50

Hannover Rück

Service Provider · DE · EU office

Verified

World-leading reinsurer with specialised BESS insurance solutions.

InsuranceDue Diligence

References

Global

Certifications

Solvency II

SMA Solar Technology

Manufacturer · DE · EU office

Verified

German inverter specialist with deep experience in battery systems.

PCSEMS / VPPTransformer

References

Weltweit 100+ GW installiert

Certifications

IEC 62477 · CE · VDE

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