Company lists · Data refreshed September 2026

Top 25 Tandem solar cell companies based in the United States

RevenueBase identified 94 company matches for tandem solar cell companies associated with the United States as of September 2026 and tracks 8,133 professional contacts across them, including 2,137 with verified work emails. San Francisco is the largest hub.

This list covers company matches for tandem solar cell companies associated with the United States, 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 September 19, 2026.

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 Sep 19, 2026 How this list was built
94Companies
8,133Contacts tracked
2,137Verified emails
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The 25 largest tandem solar cell companies based in the United States

Ranked by team size
Top 25 of 94 company matches for tandem solar cell companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 Sep 19, 20265,001-10,0005,581 contacts →

Exact match

“First Solar, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchPataskala, OH, United StatesHQ recorded Sep 19, 20261,001-5,000315 contacts →

Exact match

“Illuminate USA is an American leader in advanced clean energy manufacturing, dedicated to delivering cutting-edge solar panel technology and sustainable energy solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchFremont, CA, United StatesHQ recorded Sep 19, 2026501-1,000151 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 · Sep 19, 2026 · View company records in RevenueBase
4Exact matchSylmar, CA, United StatesHQ recorded Sep 19, 2026201-500137 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 · Sep 19, 2026 · View company records in RevenueBase
5Exact matchSanta Clara, CA, United StatesHQ recorded Sep 19, 2026201-50091 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Sep 19, 2026201-50086 contacts →

Exact match

“Founded in 2021, SEG is a leading vertically integrated PV manufacturer headquartered in Houston, Texas, U.S, and is dedicated to delivering reliable and cost-effective solar…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchThornton, CO, United StatesHQ recorded Sep 19, 202651-20080 contacts →

Exact match

“We bring together 40 years of R&D, 15 years of manufacturing, numerous awards and extensive patent protection to cement our leadership as the leading provider of CIGS thin-film…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchBrookshire, TX, United StatesHQ recorded Sep 19, 2026201-50078 contacts →

Exact match

“Waaree is a global leader in solar energy, boasting the largest presence outside of China.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchTucson, AZ, United StatesHQ recorded Sep 19, 202651-20063 contacts →

Exact match

“Founded in 1996, Global Solar Energy,® Inc (GSE) has evolved into a leading manufacturer of thin-film CIGS (Copper Indium Gallium diSelenide) solar solutions, with more flexible…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchSan Carlos, CA, United StatesHQ recorded Sep 19, 202611-5049 contacts →

Exact match

“Swift Solar is transforming solar energy with groundbreaking perovskite tandem technology.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchSan Jose, CO, United StatesHQ recorded Sep 19, 202611-5033 contacts →

Exact match

“Tandem PV, based in Silicon Valley and founded in 2016, is driving the transition to a net-zero economy by developing state-of-the-art perovskite-based solar panels.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchRochester, NY, United StatesHQ recorded Sep 19, 202611-5029 contacts →

Exact match

“EMC is the global leader in the development of high-speed roll-to-roll printing of configurable, high performance solar PV material and products.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchChico, CA, United StatesHQ recorded Sep 19, 202611-5022 contacts →

Exact match

“COOLPV is here!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchAlbuquerque, NM, United StatesHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“mPower is shaping the future of solar with a revolutionary new technology called DragonSCALES, a completely flexible, interconnected mesh of miniature solar cells.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchRochester, NY, United StatesHQ recorded Sep 19, 202611-5013 contacts →

Exact match

“Andluca's mission is to modernize the role of windows and skylights in homes and buildings, fostering smarter, more sustainable living environments.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchWoburn, MA, United StatesHQ recorded Sep 19, 20261-1012 contacts →

Exact match

“At Active Surfaces, we are on a mission to redefine solar energy's role in combating climate change by unlocking vast solar potential where it was previously unimaginable.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchRedwood City, CA, United StatesHQ recorded Sep 19, 202651-20012 contacts →

Exact match

“Ubiquitous Energy is the world leader in transparent photovoltaics.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchBurlington, VT, United StatesHQ recorded Sep 19, 20261-109 contacts →

Exact match

“Thin-film and flexible solar panels that can conform to many different structures while performing at a competitive efficiency.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchNashua, NH, United StatesHQ recorded Sep 19, 20261-108 contacts →

Exact match

“Our ClearPower photovoltaic window technology is totally transparent yet generates electricity with power approaching that of a high-efficiency (but opaque) solar module.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchNewark, NJ, United StatesHQ recorded Sep 19, 202611-507 contacts →

Exact match

“We lead the way in bifacial solar solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchCA, United StatesHQ recorded Sep 19, 202611-505 contacts →

Exact match

“PeroNova is redefining solar with next-generation perovskite technology, bringing powerful, flexible, and sustainable energy solutions to buildings, grids, and even space.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchSwedesboro, NJ, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“As a pioneer in solar, AXITEC dedicates itself to implementing the newest advances in manufacturing of solar modules.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchTempe, AZ, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Beyond Silicon is a U.S.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchAnn Arbor, MI, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“APT Solar Solutions is building the "Arduino of Power." Our patented technology is a scalable, off-grid, stand-alone solar platform designed to bypass the 6-month permitting…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchMiami, FL, United StatesHQ recorded Sep 19, 20261-103 contacts →

Exact match

“Powered by Sunpower”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 94 tandem solar cell companies based in the United States

See the full list, filter by size, metro and specialty, and access 2,137 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tandem solar cell companies based in the United States at a glance

As of Sep 19, 2026
26.3%Verified-email coverage
86.5Average contacts per company
11-50Median size (employees)
4.3%Largest-city concentration · San Francisco
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
24
51-200
16
201-500
12
501-1,000
5
1,001-5,000
4
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 94 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “tandem solar cell 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 2,137 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 September 19, 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.

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 companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tandem solar cell companies are there based in the United States?

RevenueBase identified 94 company matches for tandem solar cell companies associated with the United States as of September 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 city has the most tandem solar cell companies?

San Francisco leads with 4 company records, followed by San Jose (4) and Fremont (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 2,137 professional contacts with verified work emails tracked across these 94 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 September 19, 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.