Company lists · Data refreshed November 2026

Top 25 Solar feasibility study firms worldwide

RevenueBase identified 4,412 company matches for solar feasibility study firms worldwide as of November 2026 and tracks 31,361 professional contacts across them, including 6,149 with verified work emails. The United States is the largest market and Lahore the largest hub.

This list covers company matches for solar feasibility study firms 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 solar feasibility study firms 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
4,412Companies
31,361Contacts tracked
6,149Verified emails
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The 25 largest solar feasibility study firms worldwide

Ranked by team size
Top 25 of 4,412 company matches for solar feasibility study firms 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 matchProvo, UT, United StatesHQ recorded Nov 6, 2026501-1,000945 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrumado, BrazilHQ recorded Nov 6, 20261,001-5,000807 contacts →

Exact match

“Empresa especializada em estudo de viabilidade, levantamento e georreferenciamento topográfico, elaboração de projetos, construção e manutenção de redes de distribuição em média e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchValencia, SpainHQ recorded Nov 6, 2026501-1,000579 contacts →

Exact match

“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact match3rd Street, PhilippinesHQ recorded Nov 6, 2026201-500560 contacts →

Exact match

“Go solar, reduce your energy bills and discover why SunPower is a world standard in solar solutions for homes, businesses and utilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000428 contacts →

Exact match

“Finulent Solutions is a design engineering firm specializing in the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDenver, United StatesHQ recorded Nov 6, 2026501-1,000401 contacts →

Exact match

“Established in 2019.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDelaware, United StatesHQ recorded Nov 6, 2026201-500350 contacts →

Exact match

“WattMonk is a leading force in the solar industry, committed to revolutionizing the way the world harnesses clean energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026501-1,000342 contacts →

Exact match

“At KOSOL Energie, a core team of experienced engineers and trained professionals collaborate seamlessly to generate innovative solutions aimed at replacing fossil fuels with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPune, IndiaHQ recorded Nov 6, 2026201-500337 contacts →

Exact match

“Enrich Energy Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKaunas, LithuaniaHQ recorded Nov 6, 2026201-500319 contacts →

Exact match

“PVcase is moving solar forward with an alternative to the traditional labor-intensive, time-consuming, and error-prone solar project development process.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSector 8, IndiaHQ recorded Nov 6, 2026201-500301 contacts →

Exact match

“PremiumCAD is the one of the leading providers of Solar PV installation Design and Drawing Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchConcepción, ChileHQ recorded Nov 6, 2026n/a253 contacts →

Exact match

“Somos especialistas en proyectos de energía solar para empresas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPune, IndiaHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“SgurrEnergy was originally established in Glasgow, UK in 2002 with an aim to excel in renewable energy consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBrooklyn, MD, United StatesHQ recorded Nov 6, 2026201-500183 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 202651-200179 contacts →

Exact match

“We help you capture the benefits of clean solar energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026501-1,000177 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSt. Paul, WI, United StatesHQ recorded Nov 6, 202651-200158 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDurham, NC, United StatesHQ recorded Nov 6, 2026201-500150 contacts →

Exact match

“Mill Creek Renewables (MCR) is a full-service Engineering, Procurement, Construction (EPC) and repowering firm for solar energy facilities within the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNova Lima, BrazilHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“A SolarVolt é uma empresa especializada no desenvolvimento de soluções e projetos completos de micro e mini-geração distribuída de energia solar fotovoltaica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMakati City, PhilippinesHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“Incorporated in 2012 and endorsed by the Department of Energy as a Renewable Energy systems engineering and solutions provider, Solenergy Systems Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSant Boi De Llobregat, SpainHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“Somos ESR Energy Solutions y llevamos más de 10 años llevando la energía solar a miles de hogares.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLincoln, CA, United StatesHQ recorded Nov 6, 202651-200140 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchShanghai, ChinaHQ recorded Nov 6, 2026201-500122 contacts →

Exact match

“Clean Energy Associates (CEA), a solar and storage technical advisory firm, provides quality assurance and independent engineering solutions worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMedellin, ColombiaHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Brindamos soluciones en ingeniería para proyectos de granjas solares, sistemas eléctricos de baja, media y alta tensión.”

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

Showing 25 of 4,412 solar feasibility study firms worldwide

See the full list, filter by size, metro and specialty, and access 6,149 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar feasibility study firms worldwide at a glance

As of Nov 6, 2026
19.6%Verified-email coverage
7.1Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · Lahore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,449
11-50
1,523
51-200
314
201-500
62
501-1,000
11
1,001-5,000
7

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 solar feasibility study firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “solar feasibility study firms” 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 6,149 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.

Solar feasibility study firms by location

17 lists · largest first

Every Solar feasibility study firms 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 “solar feasibility study firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar feasibility study firms are there worldwide?

RevenueBase identified 4,412 company matches for solar feasibility study firms 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?

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

Which country has the most solar feasibility study firms?

The United States leads with 817 companies, followed by Brazil (546) and India (418). Every solar feasibility study firms list by country and city is linked on this page.

Which city has the most solar feasibility study firms?

Lahore leads with 38 company records, followed by Sao Paulo (31) and Karachi (30).

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 6,149 professional contacts with verified work emails tracked across these 4,412 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.