Company lists · Data refreshed September 2026

Top 25 Solar monitoring service providers based in the United States

RevenueBase identified 1,191 solar monitoring service providers headquartered in the United States as of September 2026 and tracks 19,610 professional contacts across them, including 6,074 with verified work emails. Houston is the largest hub.

This list covers solar monitoring service providers 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 18, 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 18, 2026 86% judged on-target in blind review
1,191Companies
19,610Contacts tracked
6,074Verified emails
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The 25 largest solar monitoring service providers based in the United States

Ranked by team size
Top 25 of 1,191 solar monitoring service providers based in the United States, ranked by team size, largest first. Data refreshed Sep 18, 2026. RevenueBase Smart Search rates how each company's information relates to solar monitoring service providers: 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
1Partial evidenceFremont, CA, United StatesHQ checked Sep 18, 20261,001-5,0003,130 contacts →

Partial evidence

“Enphase Energy is a global energy technology company and the world’s leading supplier of microinverter-based solar and battery systems.”

Source: RevenueBase Database · checked Sep 18, 2026
2Partial evidenceProvo, UT, United StatesHQ checked Sep 18, 2026501-1,000912 contacts →

Partial evidence

“Ion Solar is a premium, full-service solar provider.”

Source: RevenueBase Database · checked Sep 18, 2026
3Indirect evidenceChandler, AZ, United StatesHQ checked Sep 18, 2026501-1,000631 contacts →

Indirect evidence

“NovaSource Power Services (“NovaSource”), a portfolio company of Clairvest Group Inc.(“Clairvest”, TSX: CVG) and OMERS Private Equity, the private equity arm of OMERS, is the…”

Source: RevenueBase Database · checked Sep 18, 2026
4Partial evidenceSan Luis Obispo, CA, United StatesHQ checked Sep 18, 2026n/a471 contacts →

Partial evidence

“Founded in 1997, REC Solar has emerged as a leader in the solar industry, installing 800+ solar and storage solutions for commercial and public sector customers nationwide.”

Source: RevenueBase Database · checked Sep 18, 2026
5Partial evidenceSanta Ana, CA, United StatesHQ checked Sep 18, 20261,001-5,000459 contacts →

Partial evidence

“EnergyAid acquired Titan Solar Power's intellectual property (IP) in March of 2025 through bankruptcy court.”

Source: RevenueBase Database · checked Sep 18, 2026
6Partial evidenceSandy, UT, United StatesHQ checked Sep 18, 2026201-500422 contacts →

Partial evidence

“We don’t settle at Sunder, so you can expect exceptional service from start to finish in your switch to solar.”

Source: RevenueBase Database · checked Sep 18, 2026
7Partial evidenceVerona, WI, United StatesHQ checked Sep 18, 202651-200294 contacts →

Partial evidence

“Everlight Solar provides homeowners with simple and affordable clean energy.”

Source: RevenueBase Database · checked Sep 18, 2026
8Indirect evidencePensacola, FL, United StatesHQ checked Sep 18, 20261,001-5,000275 contacts →

Indirect evidence

“People.”

Source: RevenueBase Database · checked Sep 18, 2026
9Partial evidenceAustin, TX, United StatesHQ checked Sep 18, 2026501-1,000259 contacts →

Partial evidence

“Freedom Solar Power is the leader in turnkey solar installations in Texas, Colorado, Florida, Virginia and North Carolina, providing high quality, cost-effective, reliable solar…”

Source: RevenueBase Database · checked Sep 18, 2026
10Partial evidenceAustin, TX, United StatesHQ checked Sep 18, 202651-200258 contacts →

Partial evidence

“FTC Solar is a fast-growing, global provider of solar tracker systems, technology, software, and engineering services.”

Source: RevenueBase Database · checked Sep 18, 2026
11Partial evidenceLincoln, CA, United StatesHQ checked Sep 18, 2026501-1,000222 contacts →

Partial evidence

“Even though it’s been decades since its invention, there’s still a lot of misinformation surrounding solar energy.”

Source: RevenueBase Database · checked Sep 18, 2026
12Partial evidenceSt Paul, MN, United StatesHQ checked Sep 18, 2026201-500218 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 18, 2026
13Indirect evidenceSanta Ana, CA, United StatesHQ checked Sep 18, 2026201-500191 contacts →

Indirect evidence

“EnergyAid acquired Solcius's intellectual property (IP) in March of 2025 through bankruptcy court.”

Source: RevenueBase Database · checked Sep 18, 2026
14Partial evidenceBrooklyn, MD, United StatesHQ checked Sep 18, 2026201-500182 contacts →

Partial evidence

“Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.”

Source: RevenueBase Database · checked Sep 18, 2026
15Partial evidenceSt Paul, MN, United StatesHQ checked Sep 18, 202651-200165 contacts →

Partial evidence

“All Energy Solar is a trusted leader in the solar energy industry.”

Source: RevenueBase Database · checked Sep 18, 2026
16Partial evidenceBrooklyn, NY, United StatesHQ checked Sep 18, 2026201-500164 contacts →

Partial evidence

“Venture Solar is a solar panel installation company serving the Northeast.”

Source: RevenueBase Database · checked Sep 18, 2026
17Partial evidenceSan Ramon, CA, United StatesHQ checked Sep 18, 202651-200157 contacts →

Partial evidence

“Founded in 1998, Solar Technologies has installed more than solar panels and helped thousands of Bay Area home and business owners save money with solar.”

Source: RevenueBase Database · checked Sep 18, 2026
18Indirect evidenceIrving, TX, United StatesHQ checked Sep 18, 202651-200156 contacts →

Indirect evidence

“Cleanleaf, formerly known as Borrego O&M, stands at the forefront of the renewable energy sector.”

Source: RevenueBase Database · checked Sep 18, 2026
19Partial evidencePasco, WA, United StatesHQ checked Sep 18, 20261,001-5,000146 contacts →

Partial evidence

“Solgen Power provides an excellent Solar experience for homeowners in Washington State, Oregon, Idaho, Ohio, Kentucky, Indiana, Arizona, and Texas.”

Source: RevenueBase Database · checked Sep 18, 2026
20Partial evidenceChandler, AZ, United StatesHQ checked Sep 18, 2026201-500133 contacts →

Partial evidence

“Elevation is one of the nation’s largest providers of residential solar, storage, energy efficiency, and energy intelligence technology providers.”

Source: RevenueBase Database · checked Sep 18, 2026
21Partial evidenceLehi, UT, United StatesHQ checked Sep 18, 202651-200130 contacts →

Partial evidence

“Encōr Solar was founded in 2016.”

Source: RevenueBase Database · checked Sep 18, 2026
22Partial evidenceBeltsville, MD, United StatesHQ checked Sep 18, 20265,001-10,000121 contacts →

Partial evidence

“Vivint Solar is a leading full-service residential solar provider in the United States.”

Source: RevenueBase Database · checked Sep 18, 2026
23Partial evidenceHinesburg, VT, United StatesHQ checked Sep 18, 202651-200120 contacts →

Partial evidence

“NRG Systems is the global leader in wind and solar resource measurement and intelligence.”

Source: RevenueBase Database · checked Sep 18, 2026
24Partial evidenceNew York, NY, United StatesHQ checked Sep 18, 2026201-500119 contacts →

Partial evidence

“NY State Solar helps your friends and neighbors save on their energy bills – Our custom solar solutions are engineered from the ground-up, and every system that we install is…”

Source: RevenueBase Database · checked Sep 18, 2026
25Partial evidenceSand City, CA, United StatesHQ checked Sep 18, 202651-200116 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 18, 2026

Showing 25 of 1,191 solar monitoring service providers based in the United States

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Solar monitoring service providers based in the United States at a glance

As of Sep 18, 2026
31.0%Verified-email coverage
16.5Average contacts per company
11-50Median size (employees)
2.0%Largest-city concentration · Houston
Sep 18, 2026Page data refreshed

Companies by employee count

1-10
482
11-50
505
51-200
151
201-500
27
501-1,000
11
1,001-5,000
6
5,001-10,000
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 1,191 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 solar monitoring service providers, 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 “solar monitoring service providers”. 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 solar monitoring service providers), 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 solar monitoring service providers, 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, 6,074 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 18, 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 solar monitoring service providers, 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 solar monitoring service providers are there based in the United States?

RevenueBase identified 1,191 solar monitoring service providers 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?

Enphase Energy, headquartered in Fremont, tops this list with the largest team on record.

Which city has the most solar monitoring service providers?

Houston leads with 24 headquartered companies, followed by Phoenix (24) and Los Angeles (22).

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 6,074 verified decision-maker contacts tracked across these 1,191 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 18, 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.