Company lists · Data refreshed November 2026

Top 25 Renewable energy diagnostics companies worldwide

RevenueBase identified 3,976 company matches for renewable energy diagnostics companies worldwide as of November 2026 and tracks 41,894 professional contacts across them, including 10,113 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for renewable energy diagnostics companies 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 renewable energy diagnostics companies 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
3,976Companies
41,894Contacts tracked
10,113Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest renewable energy diagnostics companies worldwide

Ranked by team size
Top 25 of 3,976 company matches for renewable energy diagnostics companies 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 matchMumbai, IndiaHQ recorded Nov 6, 20265,001-10,0002,294 contacts →

Exact match

“Founded in 1990, Waaree Energies Limited is India’s leading renewable energy company, driving the global transition to clean power.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHelsinki, FinlandHQ recorded Nov 6, 202610001+991 contacts →

Exact match

“Wärtsilä leads the transition towards a 100% renewable energy future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchQuébec, QC, CanadaHQ recorded Nov 6, 20261,001-5,000871 contacts →

Exact match

“NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMarlborough, MA, United StatesHQ recorded Nov 6, 2026501-1,000662 contacts →

Exact match

“Doble is the world’s most trusted brand in electrical diagnostics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSeville, SpainHQ recorded Nov 6, 2026501-1,000545 contacts →

Exact match

“REVERGY nace mediante un proyecto de profesionales procedentes de diferentes ámbitos del sector de las energías renovables con el fin de presentar un proyecto marcado por la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWaltham, United StatesHQ recorded Nov 6, 2026501-1,000542 contacts →

Exact match

“Power Factors delivers renewable energy asset management software for global portfolios.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCastle Douglas, United KingdomHQ recorded Nov 6, 2026501-1,000519 contacts →

Exact match

“Natural Power is a leading independent consultancy and service provider for the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEvansville, WY, United StatesHQ recorded Nov 6, 20261,001-5,000431 contacts →

Exact match

“TAKKION is Moving Energy Forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMadrid, NC, SpainHQ recorded Nov 6, 2026201-500404 contacts →

Exact match

“Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 2026201-500387 contacts →

Exact match

“Photon Energy Group is a group of companies with a shared mission: making clean energy, clean water and clean environments accessible to all.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500326 contacts →

Exact match

“At Applied Energy Technologies, we are redefining the energy landscape with cost-efficient, distributed, and sustainable energy solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPune, IndiaHQ recorded Nov 6, 2026501-1,000308 contacts →

Exact match

“POWERCON - an IndoGerman JV is a Renewable Energy Asset Creation & Management company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 2026201-500298 contacts →

Exact match

“TGT Diagnostics is a global leader in through-barrier diagnostics for energy production and storage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCairo, EgyptHQ recorded Nov 6, 2026201-500293 contacts →

Exact match

“Established in 2014, Infinity is the only dedicated renewable energy solutions provider in Egypt that develops clean energy solutions across several sectors and scales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAnn Arbor, MI, United StatesHQ recorded Nov 6, 2026201-500285 contacts →

Exact match

“SkySpecs powers every connection across the renewable asset lifecycle by bringing inspections, analytics, financial intelligence, and execution into one unified platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000280 contacts →

Exact match

“RNWBL is a high-growth services and technology company, specializing in renewable energy solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLyon, FranceHQ recorded Nov 6, 202651-200280 contacts →

Exact match

“Established in 2010 by a team of seasoned French solar industry veterans, STS is the result of our passion to advance sustainability progress, and our relentless drive to solve…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchChennai, IndiaHQ recorded Nov 6, 2026501-1,000279 contacts →

Exact match

“Everrenew is India's fast-growing renewable energy company, which provides a one-stop project management solution for wind, solar and hybrid projects with asset management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAugsburg, United StatesHQ recorded Nov 6, 2026201-500275 contacts →

Exact match

“We are a leading independent developer of holistic energy and asset management solutions in the renewable energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBrussels, BelgiumHQ recorded Nov 6, 202651-200264 contacts →

Exact match

“3E is a leading technology and SaaS company providing digital solutions and expert services that maximise the performance of renewable energy assets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchMannheim, GermanyHQ recorded Nov 6, 202651-200239 contacts →

Exact match

“FGH was founded in 1921.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPune, IndiaHQ recorded Nov 6, 202651-200220 contacts →

Exact match

“Suryalogix is a product development company in the field of renewables.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLa Madeleine, FranceHQ recorded Nov 6, 2026201-500209 contacts →

Exact match

“Depuis plus de 20 ans, EX’IM s’engage dans la transition énergétique pour adapter les bâtiments (logements, entreprises, collectivités) aux enjeux de demain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLlinars Del Vallès, SpainHQ recorded Nov 6, 2026501-1,000205 contacts →

Exact match

“SolarProfit es la compañía líder especializada en energías renovables, como energía solar fotovoltaica y sistemas de aerotermia.”

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

Showing 25 of 3,976 renewable energy diagnostics companies worldwide

See the full list, filter by size, metro and specialty, and access 10,113 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Renewable energy diagnostics companies worldwide at a glance

As of Nov 6, 2026
24.1%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
0.8%Largest-city concentration · Madrid
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,153
11-50
1,305
51-200
353
201-500
91
501-1,000
17
1,001-5,000
11
5,001-10,000
4
10001+
5

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 renewable energy diagnostics companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “renewable energy diagnostics 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. 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 10,113 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.

Renewable energy diagnostics companies by location

17 lists · largest first

Every Renewable energy diagnostics companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many renewable energy diagnostics companies are there worldwide?

RevenueBase identified 3,976 company matches for renewable energy diagnostics companies 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?

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

Which country has the most renewable energy diagnostics companies?

The United States leads with 416 companies, followed by India (400) and the United Kingdom (226). Every renewable energy diagnostics companies list by country and city is linked on this page.

Which city has the most renewable energy diagnostics companies?

Madrid leads with 33 company records, followed by Ankara (32) and Bangalore (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 10,113 professional contacts with verified work emails tracked across these 3,976 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.

Ready to reach these companies? Verified emails and direct dials for all 3,976 renewable energy diagnostics companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.