Company lists · Data refreshed November 2026

Top 25 Photovoltaic testing labs worldwide

RevenueBase identified 239 company matches for photovoltaic testing labs worldwide as of November 2026 and tracks 2,464 professional contacts across them, including 653 with verified work emails. Germany is the largest market and Hamburg the largest hub.

This list covers company matches for photovoltaic testing labs 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 photovoltaic testing labs 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
239Companies
2,464Contacts tracked
653Verified emails
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The 25 largest photovoltaic testing labs worldwide

Ranked by team size
Top 25 of 239 company matches for photovoltaic testing labs 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 matchBochum, GermanyHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“We successfully operate one of the most modern test laboratories for power electronics and energy storage in Bochum.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchFrankfurt, GermanyHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“halm elektronik is the world leading supplier of measurement solutions for the pv industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchLeipzig, GermanyHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“In both the factory and the lab, measuring the efficiency of solar cells is essential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchItzehoe, GermanyHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Wir sind eine akkreditierte Kompetenzstelle im Bereich Zertifizierung, Messung und Inspektion hinsichtlich der Netzintegration von dezentralen Energieanlagen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“The Solar Energy Research Laboratory at Universidade Federal de Santa Catarina carries out R&D and demonstration project in various areas of solar energy applications in Brazil…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchRapperswil, SwitzerlandHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“The Institute of Solar Technology SPF was founded in 1981 and is part of the Eastern Switzerland University of Applied Sciences (OST) in Rapperswil on Lake Zurich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact 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
17Exact 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
18Exact matchLudvika, SwedenHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“STRI is a leading independent high voltage test laboratory based in Ludvika, Sweden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact 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
20Exact 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
21Exact matchBonn, GermanyHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“The Institute for International Product Safety GmbH (I2PS) is an independent, accredited laboratory that provides testing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBursa, TürkiyeHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“2016 Yılında kurulan SUSOL, Lisanslı / Lisanssız Güneş Enerji Santrallerine İşveren Mühendisliği, Denetim ve Muayene hizmeti vermektedir.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPune, IndiaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Sustainfy Energy which has been pioneering in the testing and inspection activities of the Solar PV industry for more than 6 years and till date working with 3.2 GW+ solar power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSaket, IndiaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Registered as Fototentia Diagnostics Private Limited PV Diagnostics provides onsite diagnostics services to solar power plants, along with quality control of modules during…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBangalore, IndiaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“At React Laboratories, we're your trusted partner in safety and compliance for electrical and electronic products.”

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

Showing 25 of 239 photovoltaic testing labs worldwide

See the full list, filter by size, metro and specialty, and access 653 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Photovoltaic testing labs worldwide at a glance

As of Nov 6, 2026
26.5%Verified-email coverage
10.3Average contacts per company
1-10Median size (employees)
1.3%Largest-city concentration · Hamburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
129
11-50
70
51-200
30
201-500
3
1,001-5,000
1
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 photovoltaic testing labs are linked below.
What qualifies
Company records worldwide whose business descriptions match “photovoltaic testing labs” 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 653 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.

Photovoltaic testing labs by location

2 lists · largest first

Every Photovoltaic testing labs 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 “photovoltaic testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many photovoltaic testing labs are there worldwide?

RevenueBase identified 239 company matches for photovoltaic testing labs 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 photovoltaic testing labs?

Germany leads with 36 companies, followed by the United States (29). Every photovoltaic testing labs list by country and city is linked on this page.

Which city has the most photovoltaic testing labs?

Hamburg leads with 3 company records, followed by Neuchatel (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 653 professional contacts with verified work emails tracked across these 239 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.