Company lists · Data refreshed September 2026

Top 25 Photovoltaic materials suppliers based in the United States

RevenueBase identified 250 photovoltaic materials suppliers headquartered in the United States as of September 2026 and tracks 12,543 professional contacts across them, including 3,652 with verified work emails. San Francisco is the largest hub.

This list covers photovoltaic materials suppliers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
250Companies
12,543Contacts tracked
3,652Verified emails
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The 25 largest photovoltaic materials suppliers based in the United States

Ranked by team size
Top 25 of 250 photovoltaic materials suppliers based in the United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to photovoltaic materials suppliers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceTempe, AZ, United StatesHQ checked Sep 20, 20265,001-10,0005,581 contacts →

Indirect evidence

“First Solar, Inc.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceIrvine, CA, United StatesHQ checked Sep 20, 2026501-1,000954 contacts →

Indirect evidence

“Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceSan Diego, CA, United StatesHQ checked Sep 20, 20261,001-5,000595 contacts →

Indirect evidence

“As Greentech Renewables, we prioritize our commitment to providing customers with exceptional service and top-tier products from prominent renewable energy manufacturers.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceAlbuquerque, NM, United StatesHQ checked Sep 20, 202651-200525 contacts →

Indirect evidence

“We’re reshaping the solar landscape with faster installs, stronger systems, and real support that helps pros work smarter.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidencePataskala, OH, United StatesHQ checked Sep 20, 20261,001-5,000315 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceHillsboro, OR, United StatesHQ checked Sep 20, 20261,001-5,000270 contacts →

Indirect evidence

“SolarWorld manufactures and sells solar power solutions and in doing so contributes to a cleaner energy supply worldwide.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceSt Paul, MN, United StatesHQ checked Sep 20, 2026201-500218 contacts →

Indirect evidence

“Novel Energy delivers solar energy solutions helping provide sustainable options to meet evolving energy needs.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceAustin, TX, United StatesHQ checked Sep 20, 202651-200163 contacts →

Indirect evidence

“T1 Energy (NYSE: TE) is building an integrated U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceMountain Iron, MN, United StatesHQ checked Sep 20, 2026501-1,000159 contacts →

Indirect evidence

“Founded in 2010, Heliene is an American manufacturer of high-quality solar modules with a commitment to U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceFremont, CA, United StatesHQ checked Sep 20, 2026501-1,000151 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceSan Antonio, TX, United StatesHQ checked Sep 20, 202651-200122 contacts →

Indirect evidence

“Mission Solar Energy is America's Module Company.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 2026201-50086 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceSimi Valley, CA, United StatesHQ checked Sep 20, 202651-20084 contacts →

Indirect evidence

“Fortune Energy is a leading nationwide wholesale distributor of top-tier solar products we provide from our warehouses.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceBrookshire, TX, United StatesHQ checked Sep 20, 2026201-50078 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceSaugerties, NY, United StatesHQ checked Sep 20, 202651-20075 contacts →

Indirect evidence

“Ceres Technologies, Inc.”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceAtlanta, GA, United StatesHQ checked Sep 20, 202651-20072 contacts →

Partial evidence

“Founded in 2009, SolAmerica is a leading Developer, EPC, and Operations & Maintenance Provider of solar photovoltaic (PV) projects for commercial, industrial, and government…”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceMiddlebury, CT, United StatesHQ checked Sep 20, 202611-5056 contacts →

Indirect evidence

“iSP is a full service solar energy provider that delivers best in class, energy efficient, most durable solar products from leading manufacturers in the industry.”

Source: RevenueBase Database · checked Sep 20, 2026
18Partial evidencePennsauken Township, NJ, United StatesHQ checked Sep 20, 202651-20055 contacts →

Partial evidence

“Krannich Solar has been a strong partner to photovoltaic installers since 1995 and offers everything that is required to drive photovoltaic expansion forward: expert advice…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceMissouri City, TX, United StatesHQ checked Sep 20, 202651-20049 contacts →

Indirect evidence

“SUNRGY provides solar products to residential and commercial installers.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidencePhoenix, AZ, United StatesHQ checked Sep 20, 2026501-1,00046 contacts →

Partial evidence

“As a photovoltaic power generation solution platform, JA Solar Technology Co, Ltd.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceOrangeburg, SC, United StatesHQ checked Sep 20, 2026201-50042 contacts →

Indirect evidence

“Hounen Solar America Inc, established in 2022, boasts a state-of-the-art square-foot manufacturing facility in Orangeburg, SC.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceTomball, TX, United StatesHQ checked Sep 20, 20261,001-5,00042 contacts →

Indirect evidence

“Imperial Star Solar is a U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceApple Valley, CA, United StatesHQ checked Sep 20, 202611-5035 contacts →

Partial evidence

“Option One Corporation (aka dba Option One Solar) Option One Solar Vision: To offer our customers the world’s highest performing Photovoltaic solar products, a top quality…”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceMadison, WI, United StatesHQ checked Sep 20, 202611-5034 contacts →

Indirect evidence

“SunPeak is a leading turnkey developer of commercial solar PV headquartered in Madison, WI.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceHonolulu, HI, United StatesHQ checked Sep 20, 202651-20034 contacts →

Indirect evidence

“Founded in Honolulu, Hawaii in 1975, Inter-Island Solar Supply is a member of The Solaray Corporation (TSC) family of companies.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 250 photovoltaic materials suppliers based in the United States

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Photovoltaic materials suppliers based in the United States at a glance

As of Sep 20, 2026
29.1%Verified-email coverage
50.2Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · San Francisco
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
70
11-50
82
51-200
49
201-500
16
501-1,000
13
1,001-5,000
10
5,001-10,000
4
10001+
6

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 250 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among photovoltaic materials suppliers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “photovoltaic materials suppliers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names photovoltaic materials suppliers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among photovoltaic materials suppliers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,652 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names photovoltaic materials suppliers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many photovoltaic materials suppliers are there based in the United States?

RevenueBase identified 250 photovoltaic materials suppliers headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

First Solar, headquartered in Tempe, tops this list with the largest team on record.

Which city has the most photovoltaic materials suppliers?

San Francisco leads with 8 headquartered companies, followed by Irvine (6) and Fremont (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,652 verified decision-maker contacts tracked across these 250 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.