Company lists · Data refreshed November 2026

Top 25 Solar panel testing companies worldwide

RevenueBase identified 349 company matches for solar panel testing companies worldwide as of November 2026 and tracks 3,059 professional contacts across them, including 745 with verified work emails. The United States is the largest market and Shenzhen the largest hub.

This list covers company matches for solar panel testing companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for solar panel testing companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
349Companies
3,059Contacts tracked
745Verified emails
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The 25 largest solar panel testing companies worldwide

Ranked by team size
Top 25 of 349 company matches for solar panel testing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLyon, FranceHQ recorded Nov 6, 202651-200280 contacts →

Exact match

“Established in 2010 by a team of seasoned French solar industry veterans, STS is the result of our passion to advance sustainability progress, and our relentless drive to solve…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBaltimore, TX, United StatesHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Eurofins Electrical & Electronics North America is a leading testing and certification laboratory, providing a unique array of testing services and accreditations for regulatory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 2026n/a178 contacts →

Exact match

“Eternal Sun B.V.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSand City, NM, United StatesHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“GroundWork Renewables is the leading provider of high-quality meteorological (MET) data and ISO-accredited PV lab testing to give solar plant owners complete situational awareness…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“Kiwa PI Berlin | Independent Experts in Photovoltaics At Kiwa PI Berlin, we specialize in providing independent, customer-focused support for solar energy projects-from the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHyderabad, IndiaHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“SAMS ADVANCED CLIMATIC TECHNOLOGIES PVT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPinetown, South AfricaHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“ARTsolar proudly stands for African Renewable Technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 202611-5059 contacts →

Exact match

“We build high-end simulators that simulate sunlight.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAlpine, UT, United StatesHQ recorded Nov 6, 202611-5043 contacts →

Exact match

“Wyssling Consulting is the #1 Residential Solar Engineering company in the industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchParque Patricios, ArgentinaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Laboratorio de Ensayos de Seguridad Eléctrica, Eficiencia Energética, Performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchZaragoza, SpainHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“4fores is fast-growing applied-R&D, field-testing and power electronics company working in the Renewable Energies sector (Wind Energy, Photovoltaics and CHP plants) providing to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBrazilHQ recorded Nov 6, 202651-20033 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“We are dealing in electrical testing and measuring in all over India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWaltershausen, GermanyHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“maxx-solar & energie, your specialist for photovoltaic plants in Central Germany Since foundation of maxx-solar in 2008, we have become specialist in solar energy production for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNeuchâtel, SwitzerlandHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“About us Pasan is the world reference for measurement equipment in the photovoltaic cell and module manufacturing business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchFranceHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Certisolis est le premier laboratoire français d'essais des modules Photovoltaïques- Filiale du CSTB et du LNE - Grâce à des équipements adaptés et performants, nous pouvons…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAhrensburg, GermanyHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“MBJ Solutions GmbH specializes in the development and sales of test and measurement systems for the photovoltaic industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTempe, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Clean Tech Control’s provide our clean energy customers with unrivalled industry experience and know-how to deliver smart, reliable, and optimal performance grid connection…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPineville, NC, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Sapphire Technical Solutions is an ISO-17025 accredited photometric, radiometric and power efficiency testing laboratory as well as an equipment manufacturer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchStellenbosch, South AfricaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“GeoSUN offers a variety of services relating to the utility scale solar energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWidnes, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“SWS is the complete package when it comes to green technologies, offering a range of services for home & commercial renewable installations including Solar PV, Battery storage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchFremont, AZ, United StatesHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“RETC is an independent testing and certification laboratory specializing in solar and energy storage products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Electrical testing of Electrical Components”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBoulder, CO, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Sinton Instruments’ goal is to implement elegant solutions to test and measurement challenges in silicon PV.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 349 solar panel testing companies worldwide

See the full list, filter by size, metro and specialty, and access 745 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar panel testing companies worldwide at a glance

As of Nov 6, 2026
24.4%Verified-email coverage
8.8Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Shenzhen
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
182
11-50
108
51-200
37
201-500
11
501-1,000
3
1,001-5,000
3
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for solar panel testing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “solar panel testing companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 745 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Solar panel testing companies by location

1 lists · largest first

Every Solar panel testing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “solar panel testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar panel testing companies are there worldwide?

RevenueBase identified 349 company matches for solar panel testing companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

STS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most solar panel testing companies?

The United States leads with 49 companies. Every solar panel testing companies list by country and city is linked on this page.

Which city has the most solar panel testing companies?

Shenzhen leads with 4 company records, followed by Ahmedabad (3) and Pune (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 745 professional contacts with verified work emails tracked across these 349 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.