Impartiality and Independence are our strict commitments.
See how we manage our risks in accordance with international standards
SECURE YOUR SOLAR AND STORAGE
ASSETS PERFORMANCE
Founded in 2010 by French solar veterans, STS is an independent ISO17020-accredited Inspection Body specialized in the photovoltaics and energy storage industry. We support solar and storage developers’ procurement effort through suppliers evaluation, manufacturing sites audits, inspections and quality control services, and technical due-diligence services.
The Most Qualified
Inspection Body
STS is accredited ISO17020:2012, the highest qualification level of inspection bodies
Technical Competence
Inspection Methods
Impartiality and Confidentiality
Safety at Work
Use of Suitable Equipment
60+
Full-time Inspectors
5%
PV modules production inspected yearly
50+ millions
PV modules in database and analyzed
~20GW
Inspection Track-Record
OUR SERVICES
We provide unbiased and professional inspection and tests services
Our team of experts helps buyers and lenders make the right technical decisions, mitigate risks, and increase their assets performance.
PV Materials
Ingot, Wafer, Cell, Backsheet, EVA...
PV Modules
Mono/Multi, Mono-facial/Bi-facial...
Balance-of-Systems
Inverters, Transformers, Structures/Trackers
Power Plants
Greenfield, In-Construction, Operating
TECHNICAL & INDUSTRY-RELATED PARTNERS
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LATEST NEWS
SEIA released Solar Supply Chain Traceability Protocol 1.0 co-authored by STS
May 12, 2021