Company lists · Data refreshed September 2026

Top 25 Solar testing equipment manufacturers based in the United States

RevenueBase identified 103 company matches for solar testing equipment manufacturers associated with the United States as of September 2026 and tracks 1,938 professional contacts across them, including 528 with verified work emails. San Francisco is the largest hub.

This list covers company matches for solar testing equipment manufacturers 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 30, 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 30, 2026 How this list was built
103Companies
1,938Contacts tracked
528Verified emails
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The 25 largest solar testing equipment manufacturers based in the United States

Ranked by team size
Top 25 of 103 company matches for solar testing equipment manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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 matchFoothill Ranch, CA, United StatesHQ recorded Sep 30, 202651-200153 contacts →

Exact match

“Chroma is the largest worldwide provider of power test instruments and automated test systems.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2Exact matchFremont, CA, United StatesHQ recorded Sep 30, 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 30, 2026 · View company records in RevenueBase
3Exact matchSand City, CA, United StatesHQ recorded Sep 30, 202651-200116 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 · Sep 30, 2026 · View company records in RevenueBase
4Exact matchOceanside, CA, United StatesHQ recorded Sep 30, 202651-20068 contacts →

Exact match

“Stellar Solar is a San Diego based solar company that has been voted the best solar company in San Diego in 2011, 2013, 2014, 2015, 2017, 2018, 2019 and 2020 by the readers of the…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchBedford, MA, United StatesHQ recorded Sep 30, 202651-20064 contacts →

Exact match

“Solar is a remarkable technology.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Sep 30, 202651-20053 contacts →

Exact match

“Founded in 1984, Chroma ATE, Inc.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchMissouri City, TX, United StatesHQ recorded Sep 30, 202651-20049 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchNapa, CA, United StatesHQ recorded Sep 30, 202611-5046 contacts →

Exact match

“Kiwa PVEL is the leading reliability and performance testing lab for downstream solar project developers, financiers, and asset owners around the world.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchIrvine, CA, United StatesHQ recorded Sep 30, 202611-5033 contacts →

Exact match

“Rexgear is one of the top Power Solution Company's in North America.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchBuffalo, NY, United StatesHQ recorded Sep 30, 202651-20028 contacts →

Exact match

“Solar Liberty is committed to promoting energy independence through widespread installation of solar electric systems with a focus on engineering for system optimization.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11Exact matchCampbell, CA, United StatesHQ recorded Sep 30, 202611-5027 contacts →

Exact match

“Our product portfolio is the result of extensive experience in the solar industry, including long term relationships with customers.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchStockton, CA, United StatesHQ recorded Sep 30, 202611-5027 contacts →

Exact match

“A team of seasoned renewable energy professionals and engineers dedicated to enabling more of the world to be powered by solar energy.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchLockport, IL, United StatesHQ recorded Sep 30, 202651-20026 contacts →

Exact match

“Vitrek leads in safety, electrical test equipment, solar systems, vibration balancing, high-speed data acquisition, and signal recording for industries such as electronics…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Sep 30, 202611-5021 contacts →

Exact match

“We believe people are at their best when they’re living free from the burden of energy costs.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15Exact matchBrighton, MI, United StatesHQ recorded Sep 30, 202611-5020 contacts →

Exact match

“The Green Panel is a Michigan-based solar energy company that quotes, engineers and installs solar photovoltaic (PV) and solar thermal systems.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchCarlsbad, CA, United StatesHQ recorded Sep 30, 202611-5018 contacts →

Exact match

“HelioVolta has developed SolarGrade, the most advanced solar and energy storage inspection software.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchPineville, NC, United StatesHQ recorded Sep 30, 202611-5018 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 · Sep 30, 2026 · View company records in RevenueBase
18Exact matchIndianapolis, IN, United StatesHQ recorded Sep 30, 202611-5016 contacts →

Exact match

“Bila Solar is a pioneering solar energy company dedicated to transforming and powering the world through innovation in renewable energy.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchSan Jose, CA, United StatesHQ recorded Sep 30, 202611-5015 contacts →

Exact match

“King Solarman, a Google certified manufacturer, is dedicated in designing and manufacturing high quality Solar Camera Trailer and Solar Light Tower with latest technology in…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchRexburg, ID, United StatesHQ recorded Sep 30, 202611-5015 contacts →

Exact match

“VE (Vorp Energy) designs and manufactures, in the USA, reliable and affordable Solar Power Solutions for the Surveillance, Security, Telecommunication industries.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchGlenside, PA, United StatesHQ recorded Sep 30, 202611-5014 contacts →

Exact match

“Since inventing the world’s first Solar Simulator in 1967, Solar Light Company, LLC has been a global leader in laboratory-grade light science instrumentation and testing…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchFremont, CA, United StatesHQ recorded Sep 30, 202651-20014 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23Exact matchBoulder, CO, United StatesHQ recorded Sep 30, 202611-5013 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 · Sep 30, 2026 · View company records in RevenueBase
24Exact matchWalnut, CA, United StatesHQ recorded Sep 30, 20261-1010 contacts →

Exact match

“ACOPower is a green power explorer in solar panels, inverters, charge controllers, trackers & rackings for residential and commercial off-grid solar projects.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25Exact matchSan Jose, CA, United StatesHQ recorded Sep 30, 202651-20010 contacts →

Exact match

“Auxin Solar is a Tier 1 OEM.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 25 of 103 solar testing equipment manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 528 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar testing equipment manufacturers based in the United States at a glance

As of Sep 30, 2026
27.2%Verified-email coverage
18.8Average contacts per company
11-50Median size (employees)
4.9%Largest-city concentration · San Francisco
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
35
51-200
19
201-500
2
501-1,000
4
1,001-5,000
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 103 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 “solar testing equipment manufacturers” 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 528 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 30, 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 “solar testing equipment manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar testing equipment manufacturers are there based in the United States?

RevenueBase identified 103 company matches for solar testing equipment manufacturers 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?

Chroma Systems Solutions, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most solar testing equipment manufacturers?

San Francisco leads with 5 company records, followed by Austin (4) and Boulder (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 528 professional contacts with verified work emails tracked across these 103 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 30, 2026.

Ready to reach these companies? Verified emails and direct dials for all 103 solar testing equipment manufacturers based in the United States. Start with a free account, no credit card.

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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.