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TEWA Solar
TEWA Solar

References

Discover our ongoing and completed engineering and commissioning projects.

All our references

A complete selection of our projects across owner engineering, commissioning, automation and HV/PV engineering.

Owner Engineering

Confidential
France
BESS
Power
190 MW / 380 MWh
Grid connection
225 kV
Client
Confidential
Year
2025-2027
Status
In progress

Project management assistance (HV substation and BESS BoP) for the preliminary design and contractor consultation phase.

Confidential
Large scale BESS project
France
BESS
Power
50 MW / 100 MWh
Client
Confidential
Year
2025-2027
Status
In progress

Owner Engineering

Confidential
Large-scale battery storage project
France
BESS
Power
50 MW / 103 MWh
Client
Confidential
Year
2024-2026
Status
In progress

Owner engineering, from consultation and procurement phases to commissioning.

CERNAY-LES-REIMS
Largest BESS project in Fra,ce
France
BESS
Power
240 MW / 480 MWh
Grid connection
220kV
Client
TagEnergy
Year
2024-2026
Status
Completed

Owner Engineer form early stage of the project until Final Completion

Due diligence
BESS
Power
18 MW / 36 MWh
Client
Confidential
Year
2025
Status
Completed

Technical audit and due diligence prior to the acquisition of a third-party-developed BESS power station.

BANIE 2
Large scale PV project
Poland
PV
Power
406 MWp
Grid connection
400kV
Client
Unity Power
Year
2025
Status
Completed

Owner engineering assistance for HV and MV systems of this large-scale photovoltaic project connected to the 400 kV network.

Due diligence
BESS
Power
185 MW / 370 MWh
Client
Confidential
Year
2024
Status
Completed

Technical audit and due diligence prior to the acquisition of a third-party-developed BESS power station.

HV & PV Engineering

Confidential
France
BESS
Power
200 MW / 400 MWh
Grid connection
225 kV
Client
Confidential
Year
2025
Status
In progress

DCE and EPC consultation.

Confidential
France
BESS
Power
50 MW / 100 MWh
Grid connection
90 kV
Client
Confidential
Year
2025
Status
In progress

Pre-dimensioning of an HV/MV transformer.

HV substation projects
Multiple 63/225/400 kV substations
France
BESS
Power
Grid connection
63 / 225 / 400 kV
Client
Confidential
Year
2025
Status
In progress

Preliminary design of 63, 90, 225 and 400 kV high-voltage substations for BESS projects (connection request phase).

Confidential
France
BESS
Power
100 MW / 400 MWh
Year
2025
Status
Completed

Sizing of the HV transformer.

Confidential
New Caledonia
Hybrid PV + BESS
Power
6 MWp PV + 3 MW BESS
Client
Confidential
Year
2025
Status
Completed

Basic engineering design (BED).

Confidential
Dominican Republic
PV
Power
50 MWp
Client
Confidential
Year
2025
Status
Completed

Reactive power capacity study at the connection point for three voltages (Un, Umin, Umax).

APS Tchad
Tender submission design
Chad
Hybrid PV + BESS
Power
PV 7 MWp + BESS 3.5 MW / 7 MWh
Year
2025
Status
Completed

Basic engineering design (BED) and APS design for tender submission.

Revamping PV plant
France
PV
Power
Year
2025
Status
Completed

Revamping study to change the PV modules.

Confidential
France
BESS
Power
100 MW / 400 MWh
Client
Confidential
Year
2025
Status
Completed

Sizing of HV transformer (modelling)

Akuo GEM Product
France
PV
Power
0.08 MWp
Client
AKUO
Year
2025
Status
Completed

Electrical engineering

132 kV BESS
Spain
BESS
Power
100 MW / 200 MWh
Grid connection
132 kV
Client
Confidential
Year
2024
Status
Completed

Third-party preliminary design review and update (132 kV substation + BESS).

Confidential
France
BESS
Power
50 MW / 100 MWh
Client
Confidential
Year
2024
Status
Completed

Basic engineering design (BED).

Confidential
France
PV
Power
8 MWp
Year
2024
Status
Completed

Basic engineering design (BED).

Tabiella
Spain
BESS
Power
100 MW / 200 MWh
Client
TagEnergy
Year
2024
Status
Completed

Basic engineering design (BED).

Vale das Gralhas
Portugal
PV
Power
13 MWp
Client
TagEnergy
Year
2024
Status
Completed

Basic engineering design (BED).

40 MWp PV plant
France
PV
Power
40 MWp
Client
Confidential
Year
2024
Status
In progress

Optimization of the PV plant layout for different table configurations using PVsyst. Preparation of detailed layout drawings.

INGERSLEV A
Denmark
PV
Power
65 MW
Client
BeGreen
Year
2024
Status
Completed

Grid connection support.

Confidential
Spain
PV
Power
30 MWp
Client
Confidential
Year
2023
Status
Completed

Optimization of the PV plant layout for different table configurations using PVsyst. Preparation of detailed layout drawings.

Suncable AAPL
Australia Asia Power Link
Australia
PV
Power
6 GWp (72 MWp blocks)
Client
Confidential
Year
2022
Status
Completed

Sizing of DC cables using thermal and cycling calculations to optimize cable sections and trench profiles.

Commissioning

Clashwilliam PV plant
Ireland
PV
Power
50 MWp
Client
Voltalia / ESB
Year
2026
Status
In progress

Commissioning management.

Carriglong PV plant
Ireland
PV
Power
42 MWp
Client
Voltalia / ESB
Year
2026
Status
In progress

Commissioning management.

Middleton House PV plant
Ireland
PV
Power
75 MWp
Client
Voltalia / ESB
Year
2025-2026
Status
In progress

Commissioning management: on-site testing, document preparation and review, grid connection tests.

BESS CCG Blénod
France
BESS
Power
17 MW / 18 MWh
Client
Agregio Solutions
Year
2024-2025
Status
Completed

On site commissioning

Confidential
Italy
BESS
Power
12 MW
Client
Confidential
Year
2024
Status
Completed

Supervision of overall commissioning and testing of communication and SCADA systems.

KARAVASTA
Largest PV plant in the Balkans
Albania
PV
Power
140 MWp
Grid connection
220 kV
Client
Voltalia
Year
2024
Status
Completed

Supervision of overall commissioning, including subcontractor supervision, electrical testing, SCADA and tracker commissioning

Hybrid Plant
France
Hybrid PV + BESS
Power
PV 20 MWp + BESS 7.5 MW
Client
Confidential
Year
2023
Status
Completed

Commissioning support and complex problem resolution for this hybrid solar PV and battery storage project.

Automation & SCADA

12 BESS Projects
France
BESS
Power
From 2 to 15 MW
Client
Confidential
Year
2026-2027
Status
In progress

Turn-key SCADA + PPC.

Confidential
France
PV
Power
15.73 MWp
Grid connection
20kV
Client
Confidential
Year
2026
Status
In progress

Turnkey SCADA + PPC

Confidential
Automation system revamping
France
PV
Power
15 MW
Client
Confidential
Year
2025-2026
Status
Completed

Turn-key SCADA + PPC as a revamping of an existing site.

VERT
France
Hybrid PV + BESS
Power
78 MWp | BESS 19 MW / 31 MWh
Grid connection
20kV
Client
ZE Energy
Year
2025
Status
Completed

Automation engineering and commissioning support.

Confidential
Italy
BESS
Power
100 MW / 800 MWh
Client
Confidential
Year
2025
Status
Completed

Automation architecture engineering

Confidential
Revamping automation
France
Hybrid PV + BESS
Power
PV 8 MWp / 8 MVA + BESS 6 MW / 13 MWh
Client
Confidential
Year
2024
Status
Completed

Automation commissioning support and revamping.

Gièvres
France
Hybrid PV + BESS
Power
PV 18 MWp + BESS 8 MW (2h)
Client
ZE Energy
Year
2024
Status
Completed

Automation commissioning support.

Montfalcone
Italy
BESS
Power
12 MW / 7 MWh
Client
ZE Energy
Year
2024
Status
Completed

Automation commissioning support and CEI 0-16 certification.

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