What Sinovoltaics Group does

Sinovoltaics Group Limited is a privately held, Hong Kong-headquartered technical compliance and quality engineering consultancy specializing in solar photovoltaic (PV) and battery energy storage system (BESS) supply chains. The company, founded in 2009 and now operating from offices in Hong Kong, Shanghai, Lausanne, the United States, and Vietnam with local teams across the Asia-Pacific region, delivers independent on-site factory audits, production inspections, Final Acceptance Testing, and laboratory testing services to solar developers, EPC contractors, utilities, financiers, and insurance companies. Its core commercial brand is ZERO RISK SOLAR®, a registered trademark that bundles the full QA service portfolio. The company has audited 350+ PV and BESS factories across Asia-Pacific and completed 25+ GWp of inspected project capacity, including a 1GW+ utility-scale engagement for Masdar in Azerbaijan and 19.3 GWp of BESS-specific work.

The company's technology stack centers on two proprietary AI-driven software products: SELMA (Sinovoltaics EL Mass Analysis), which applies computer vision to electroluminescence images to detect and remove 100% of serious micro-cracks at PV factories during production, and BESSential, which performs 100% battery pack analysis evaluating capacity, round-trip efficiency, and per-pack data. Supporting platforms include the Supply Integrity Network (SINe) for component traceability and the PV Lab Test Advisor for laboratory test scoping. The team consists of 70+ IRCA-accredited auditors and CQI-certified quality engineers with 10-15+ years of on-the-ground experience at Asian factories, and the firm holds ISO 17020:2012 (CNAS), ISO 9001:2015, SA8000, and IRCA credentials, and is a UN Global Compact signatory and an official Solar Stewardship Initiative (SSI) Assessment Body.

Sinovoltaics operates a pure enterprise field-sales motion with no self-serve or e-commerce channel. Services are quoted per project via Sales Documents, billed in advance of on-site delivery, and supplemented by separate travel and accommodation charges. The firm is led by Managing Director Dricus De Rooij and CTO Niclas D Weimar, both based in Hong Kong. Subsidiaries in Shanghai, Switzerland, and the United States are wholly owned. The company is founder/management-owned with no disclosed venture capital, private equity, or parent-company ownership, and revenue figures are not publicly disclosed. Marketing is content-led, anchored by two educational Learning Centers, a regular webinar series, annually published manufacturer ranking reports, and supply chain maps that serve as top- and mid-funnel demand generation.

Name

Sinovoltaics Group

Legal name

Sinovoltaics Group Limited

Website

https://sinovoltaics.com

Company type

Private

Founded year

2009

Operating status

Operating

Headcount range

11–50 employees

Short description

Sinovoltaics Group is an Asia-based, Hong Kong-headquartered independent quality engineering consultancy providing on-site factory audits, production inspections, and AI-driven defect analysis for solar PV and battery energy storage supply chains, serving developers, EPCs, utilities, financiers, and insurers worldwide.

Ownership category

akta.pro rank

Product category

Solar PV and BESS Quality Assurance Services

NAICS

Solar Electric Power Generation (221114), Testing Laboratories and Services (54138)

SIC

Services-Testing Laboratories (8734), Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Services-Commercial Physical & Biological Research (8731)

akta.pro primary industry

Solar Quality, Testing, Certification & Standards (Lab Testing, Inspections, Compliance) (EUAMABAN)

akta.pro secondary industries

Performance Optimization & Analytics (Monitoring, Forecasting, Aerial Thermography, IV Curves) (EUACAGAI), Solar Design, Engineering & Performance Software (PV Modeling, Digital Twins, Monitoring) (EUAMABAH), Solar Workforce, Training & Safety Services (Installer Training, Certification, EHS) (EUAMABAO)

Keywords

• Solar quality assurance
• PV factory audits
• BESS quality inspection
• Supply chain traceability
• Energy storage testing

Headquarters

HQ city

Shanghai

HQ country

China

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Quality Assurance Services (ZERO RISK SOLAR): On-site quality assurance, factory audits, production inspections, and Final Acceptance Testing (FAT) services for PV modules, BESS components, and BoS components performed at factories in Asia. Services are quoted on a per-project basis and fees are paid prior to inspection commencement, with reports delivered after invoice settlement. Additional charges apply for accommodation and travel. Delivery timelines are subject to pre-agreed schedules.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Sinovoltaics delivers independent, on-site quality assurance and technical compliance services for solar PV and battery energy storage system (BESS) supply chains across Asia-Pacific. Its ZERO RISK SOLAR service portfolio covers factory audits, production inspections, Final Acceptance Testing (FAT/SAT), accredited laboratory testing, BoS inspections, and ESG/traceability audits, supplemented by proprietary AI-driven software tools (SELMA for EL image analysis and BESSential for battery pack analytics).

Product overview

Sinovoltaics Group is a technical compliance and quality engineering consultancy specializing in solar photovoltaics (PV) and battery energy storage (BESS) quality assurance. Their core offering is the ZERO RISK SOLAR® service brand, which encompasses a portfolio of integrated service offerings including PV Quality (audits, inspections, EL testing), BESS Quality (factory audits, production monitoring, FAT/SAT testing), ESG/Traceability (audits, Supply Integrity Network SINe), BoS Quality (inverter, transformer, cable inspections), and Laboratory Testing services. They also offer proprietary software products including SELMA (AI-driven EL image analysis for defect detection) and BESSential (quality assurance software for battery pack analysis). The company operates through multinational teams of quality engineers and auditors on-site at factories in Asia.

Differentiator

Problem solved

Functional benefit

Brands

• ZERO RISK SOLAR: Proprietary, data-driven technical service range covering the entire energy storage and photovoltaic supply chain to eliminate risks and optimize solar projects.
• SELMA
• BESSential

Products and services

• PV Quality Comprehensive PV quality assurance services including supplier audits, production inspections, and accredited laboratory testing for PV modules, inverters, transformers, trackers, and balance-of-system components. Targeted at global solar developers, EPCs, utilities, financiers, and insurers needing third-party verification of Asia-sourced PV components.
• BESS Quality Battery Energy Storage System quality assurance services including independent supplier audits, production inspections, Final Acceptance Testing (FAT), Site Acceptance Testing (SAT), PCS FAT monitoring, and laboratory testing for battery cells, modules/racks, PCS, and containerized BESS. Designed to reduce risk and ensure bankable performance for utility-scale BESS projects sourcing from Asian factories.
• ZERO RISK SOLAR Proprietary data-driven technical service range covering the entire energy storage and photovoltaic supply chain to eliminate risks and optimize solar projects. Encompasses PV Quality, BESS Quality, BoS Quality, ESG/Traceability, and Laboratory Testing as an integrated service framework for global enterprise clients.
• ESG/Traceability ESG and traceability audits for PV and BESS supply chains, including independent assessments to verify environmental, social, and governance performance, Solar Stewardship Initiative (SSI) certifications, UFLPA Safe Harbor inspections, and Supply Integrity Network (SINe) component traceability. Ensures ethically sourced, fully traceable components for utilities, financiers, and developers facing ESG and import compliance obligations.
• BoS Quality Balance-of-system quality assurance including independent audits, inspections, and testing for PV inverters, transformers, cables, and mounting and tracking systems. Complements PV Quality and BESS Quality to cover the full bill of materials in utility-scale solar projects.
• Laboratory Testing PV and BESS laboratory testing services including UV-induced degradation (UVID) testing, PV reference module creation, PV certification testing, BESS laboratory testing, and battery cell reliability testing. Provides accredited test results to support bankability decisions and quality claims.
• SELMA (Sinovoltaics EL Mass Analysis) AI-driven electroluminescence testing software for detecting and removing 100% of serious micro-cracks at PV factories through automated image analysis. Uses machine learning to analyze EL images at scale during module production, supporting factory-level quality control for solar manufacturers and their enterprise customers.
• BESSential Quality assurance software for battery energy storage systems that evaluates capacity, round-trip efficiency, and data for each battery pack in a system. Includes 100% battery pack analysis capability designed to address the operational issues affecting roughly one in five BESS projects and ensure bankable performance.

Quantifiable outcome

• Detection and removal of 100% of serious micro-cracks at PV factories using SELMA AI-driven EL analysis
• +2 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature4 records

Partnerships

Three partnerships are on record, tiered core.

• TongweicoreStrategic or Co-development Partner · 9 April 2026Tongwei, a Fortune Global 500 company and leading PV module manufacturer, launched a virtual factory tour platform through partner Sinovoltaics. The platform makes Tongwei's module manufacturing base in Yancheng, China accessible to global clients and partners starting January 2026, using 360-degree immersive technology with interactive hotspots to showcase what is described as the industry's largest single-site modern 5G+AI super module factory.
• Masdar Renewables Sourcing FZEcoreStrategic or Co-development Partner · 5 February 2026Masdar engaged Sinovoltaics to provide module inspection and factory audit services for two utility-scale solar projects in Azerbaijan with a combined capacity exceeding 1GW. Sinovoltaics conducts full inspection of more than 1.6 million photovoltaic modules manufactured at JA Solar's production facilities using its proprietary SELMA electroluminescence analysis solution. Module production was completed in January 2026 with shipment expected by end of month.
• SolarplazacoreStrategic or Co-development Partner · 1 January 2025Sinovoltaics led strategic discussions during Solarplaza's inaugural five-day Battery Tour China in 2025, which provided international energy professionals with factory visits to Chinese battery manufacturers across the BESS value chain. The delegation included senior decision-makers from CEZ Group, ELIX, and Aquila Clean Energy. Sinovoltaics is now involved in organizing the 2026 edition of the tour.

Scale indicators7 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Clean Energy Associates (CEA): Asia-focused independent solar and BESS quality assurance and technical advisory firm serving developers, EPCs, and financiers - directly overlapping Sinovoltaics' ZERO RISK SOLAR portfolio of factory audits, production monitoring, and EL testing.
• PI Berlin: Independent solar PV research and testing institute producing bankability reports and quality-focused technical assessments; directly comparable to Sinovoltaics' ranking reports and technical due diligence offerings.
• PV Evolution Labs (PVEL): PV module reliability and performance testing lab publishing the widely used PVEL PV Module Reliability Scorecard - the closest analog to Sinovoltaics' manufacturer ranking reports and reliability testing.
• RETC (Renewable Energy Test Center): Independent PV module testing and certification laboratory that runs bankability-grade performance testing - directly comparable to Sinovoltaics' certified PV lab testing and reliability-focused content.

Broad incumbents

• DNV: Global testing, inspection, and certification incumbent with a dedicated solar energy practice covering PV and BESS quality assurance, bankability studies, and factory audits - overlapping with Sinovoltaics' technical due diligence work.
• TÜV Rheinland: Global TIC incumbent providing PV and BESS testing, certification, and factory audit services; competes with Sinovoltaics on accredited laboratory testing and IEC-standard certifications.
• TÜV SÜD: International TIC group with solar PV and energy storage testing, inspection, and certification capabilities that compete for the same developer, EPC, and financier clients as Sinovoltaics.
• SGS: World-leading TIC company offering solar PV and BESS inspection, testing, and supply chain services; competes with Sinovoltaics on Asia-based factory audits and quality assurance.
• Bureau Veritas: Global TIC incumbent with renewable energy services including solar and storage QA, testing, and supply chain audits - comparable to Sinovoltaics on developer-facing inspection work.
• Intertek: Global quality assurance provider with renewable energy and battery testing services; competes with Sinovoltaics on component testing and certification for PV and BESS.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/sinovoltaics
• LinkedInlinkedin.com/company/sinovoltaics
• YouTubeyoutube.com/@sinovoltaics
• Facebookfacebook.com/226457714110261

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sinovoltaics Group