Company lists · Data refreshed November 2026

Top 25 Tandem solar cell developers worldwide

RevenueBase identified 797 company matches for tandem solar cell developers worldwide as of November 2026 and tracks 32,482 professional contacts across them, including 4,921 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for tandem solar cell developers 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 tandem solar cell developers 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
797Companies
32,482Contacts tracked
4,921Verified emails
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The 25 largest tandem solar cell developers worldwide

Ranked by team size
Top 25 of 797 company matches for tandem solar cell developers 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 matchTempe, AZ, United StatesHQ recorded Nov 6, 20265,001-10,0005,982 contacts →

Exact match

“First Solar, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact match西安, ChinaHQ recorded Nov 6, 202610001+1,666 contacts →

Exact match

“Founded in LONGi Green Energy Technology Co, Ltd.(LONGi, Stock Code: 601012.SH) is committed to becoming the most compelling solar technology company by leading the world’s…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSingaporeHQ recorded Nov 6, 20261,001-5,0001,401 contacts →

Exact match

“Founded in 1996, REC Group is an international pioneering solar energy company dedicated to empowering people with clean, affordable solar power through high-quality solar panels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSingaporeHQ recorded Nov 6, 2026201-5001,044 contacts →

Exact match

“Maxeon Solar Technologies is Powering Positive Change™.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchFengtai District, ChinaHQ recorded Nov 6, 202610001+964 contacts →

Exact match

“Founded in 2005, JA Solar is a manufacturer of high-performance photovoltaic products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMalıköy, TürkiyeHQ recorded Nov 6, 20261,001-5,000757 contacts →

Exact match

“1st and unique factory in the world that integrates all stages of solar module production, including R&D, under one roof.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBeijing, ChinaHQ recorded Nov 6, 202610001+512 contacts →

Exact match

“Hanergy Mobile Energy Holding Group is a multinational clean energy company and a world leader in thin-film solar power.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKolkata, IndiaHQ recorded Nov 6, 20261,001-5,000444 contacts →

Exact match

“We are at the forefront of India’s renewable energy transformation, and one of the leading manufacturers of photovoltaic solar cells and a provider of comprehensive solar power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 2026501-1,000415 contacts →

Exact match

“Silfab Solar is the North American leader in the design, development and manufacture of high-efficiency, premium quality PV modules.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOkhla Industrial Estate, IndiaHQ recorded Nov 6, 20261,001-5,000378 contacts →

Exact match

“Gautam Solar, with 29+ years of experience in the solar industry is ranked among the Global Top 30 and India's Top 4 solar module manufacturers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKolkata, IndiaHQ recorded Nov 6, 2026501-1,000278 contacts →

Exact match

“Websol Energy System Limited has been a trusted name in the solar cell and solar module manufacturing industry since its inception in 1994.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHaining, ChinaHQ recorded Nov 6, 20265,001-10,000242 contacts →

Exact match

“Under the CHINT Group, Astronergy is an intelligent manufacturing enterprise specializing in photovoltaic cells and modules.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKasna, IndiaHQ recorded Nov 6, 2026501-1,000227 contacts →

Exact match

“Alpex Solar Limited, a global powerhouse in the manufacturing of highly specialized high-power photovoltaic modules, stands as a beacon of innovation and excellence in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGwatt (thun), SwitzerlandHQ recorded Nov 6, 20261,001-5,000211 contacts →

Exact match

“Meyer Burger combines innovative cutting-edge technology with tradition and courage to create unique photovoltaic systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCartersville/white, IndiaHQ recorded Nov 6, 20261,001-5,000200 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchFremont, CA, United StatesHQ recorded Nov 6, 2026501-1,000196 contacts →

Exact match

“Solyndra designs and manufactures photovoltaic systems, comprised of panels and mounting hardware, for the commercial rooftop market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSylmar, CA, United StatesHQ recorded Nov 6, 2026201-500142 contacts →

Exact match

“Spectrolab, Inc, a wholly owned subsidiary of The Boeing Company, is the world's leading merchant supplier of the Highest-Efficiency Multijunction Solar Cells for Spacecraft Power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTorce, FranceHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“Le groupe OKWIND se distingue par ses idées innovantes, son expertise technique et sa connaissance sectorielle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchZaczernie, PolandHQ recorded Nov 6, 2026201-500137 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 2026201-500126 contacts →

Exact match

“MiaSolé is a producer of lightweight, flexible and power solar cells.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMascot, AustraliaHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“At 5B we're developing cutting edge technology that reduces the cost of renewable energy for our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRajkot, IndiaHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“Credence Solar Panels Private Limited is India's trusted solar panel manufacturer, producing high-efficiency TOPCon and Mono PERC solar PV modules up to 745 Wp from our 2.2 GW…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGersthofen, GermanyHQ recorded Nov 6, 2026501-1,000119 contacts →

Exact match

“AESOLAR, The German TIER 1 brand has proven itself to be a dynamic and progressive enterprise, the leading privately-owned business since its inception in 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchKendal, IndonesiaHQ recorded Nov 6, 2026501-1,000116 contacts →

Exact match

“PT Trina Mas Agra Indonesia is a pioneering solar manufacturing company, dedicated to advancing clean and sustainable energy solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchYunusemre, TürkiyeHQ recorded Nov 6, 2026201-500116 contacts →

Exact match

“HSA Energy, commenced operations at its fully automated factory located in Manisa OSB as of September 1, 2021.”

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

Showing 25 of 797 tandem solar cell developers worldwide

See the full list, filter by size, metro and specialty, and access 4,921 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tandem solar cell developers worldwide at a glance

As of Nov 6, 2026
15.1%Verified-email coverage
40.8Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Madrid
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
238
11-50
209
51-200
141
201-500
78
501-1,000
34
1,001-5,000
53
5,001-10,000
18
10001+
23

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 tandem solar cell developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “tandem solar cell developers” 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 4,921 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.

Tandem solar cell developers by location

3 lists · largest first

Every Tandem solar cell developers 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 “tandem solar cell developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tandem solar cell developers are there worldwide?

RevenueBase identified 797 company matches for tandem solar cell developers 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?

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

Which country has the most tandem solar cell developers?

The United States leads with 134 companies, followed by India (74) and Germany (44). Every tandem solar cell developers list by country and city is linked on this page.

Which city has the most tandem solar cell developers?

Madrid leads with 8 company records, followed by Surat (8) and Shenzhen (7).

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 4,921 professional contacts with verified work emails tracked across these 797 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.