Company lists · Data refreshed November 2026

Top 25 Distributed generation system installers worldwide

RevenueBase identified 4,306 company matches for distributed generation system installers worldwide as of November 2026 and tracks 32,715 professional contacts across them, including 8,152 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for distributed generation system installers 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 distributed generation system installers 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
4,306Companies
32,715Contacts tracked
8,152Verified emails
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The 25 largest distributed generation system installers worldwide

Ranked by team size
Top 25 of 4,306 company matches for distributed generation system installers 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 matchMunich, WI, GermanyHQ recorded Nov 6, 20261,001-5,0002,393 contacts →

Exact match

“INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWestborough, NJ, United StatesHQ recorded Nov 6, 2026201-500496 contacts →

Exact match

“NORESCO, an OPTERRA company, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBangalore, IndiaHQ recorded Nov 6, 2026201-500387 contacts →

Exact match

“Orb Energy is a vertically integrated solar energy solutions provider - including manufacturing solar photovoltaic panels in Bengaluru and financing SME customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchZimbabweHQ recorded Nov 6, 202651-200215 contacts →

Exact match

“Dorman projects”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKhopoli, IndiaHQ recorded Nov 6, 202651-200214 contacts →

Exact match

“Exact Sun India specializes in delivering comprehensive mechanical, structural, and electrical design services, along with full-service installation solutions for both industrial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCumming, GA, United StatesHQ recorded Nov 6, 202651-200199 contacts →

Exact match

“RavenVolt Inc, An ABM Company provides turn-key microgrid solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 2026201-500186 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchBrooklyn, NY, United StatesHQ recorded Nov 6, 2026201-500177 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchModesto, CA, United StatesHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Our mission is to bring clean energy, cost savings, and peace of mind to every homeowner in the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchGrantorto, ItalyHQ recorded Nov 6, 202651-200153 contacts →

Exact match

“Know-how, experience, reliability, innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGreen Orlando (8th Floor); Plot#ka 42-4; Progati Sharani, BangladeshHQ recorded Nov 6, 202651-200152 contacts →

Exact match

“Kaltimex Energy Bangladesh (Pvt.) Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“Enter ist ein bundesweit tätiger Anbieter von Wärmepumpen, Solaranlagen (Photovoltaik) mit Stromspeicher, Wallboxen und Energiemanagement-Systemen für Eigenheimbesitzer in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchFöhren, GermanyHQ recorded Nov 6, 2026201-500139 contacts →

Exact match

“Unabhängigkeit & Energiehoheit gewinnen, Kosten selbststimmt steuern: Schoenergie entwickelt, plant, baut und betreibt nachhaltige Energielösungen für Menschen, Unternehmen und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“Our Company was originally incorporated as “Zodiac Genset Private Limited” at Ahmedabad on May 22, 1992.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLehi, UT, United StatesHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“Encōr Solar was founded in 2016.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLyon, FranceHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Producteur indépendant d’énergie solaire, Terre et Lac conçoit, développe, construit et exploite des installations photovoltaïques au sol, en toiture, en ombrière de parking et en…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-200128 contacts →

Exact match

“Suntria is the deployment engine of EverPower.AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBurton On Trent, United KingdomHQ recorded Nov 6, 2026201-500125 contacts →

Exact match

“Project Solar UK Ltd are a well-established Renewable Energy company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchItagüí, ColombiaHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Design and installation of solar energy systems for off grid and grid connected areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchArmonk, NY, United StatesHQ recorded Nov 6, 202651-200111 contacts →

Exact match

“Brightcore Energy is a leading renewable energy solutions provider serving commercial, institutional, and government clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRiverside, CA, United StatesHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“SolarMax Technology, Inc.”

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

Showing 25 of 4,306 distributed generation system installers worldwide

See the full list, filter by size, metro and specialty, and access 8,152 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Distributed generation system installers worldwide at a glance

As of Nov 6, 2026
24.9%Verified-email coverage
7.6Average contacts per company
1-10Median size (employees)
0.7%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,159
11-50
1,655
51-200
360
201-500
69
501-1,000
9
1,001-5,000
5
5,001-10,000
3

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 distributed generation system installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “distributed generation system installers” 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 8,152 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.

Distributed generation system installers by location

16 lists · largest first

Every Distributed generation system installers 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 “distributed generation system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many distributed generation system installers are there worldwide?

RevenueBase identified 4,306 company matches for distributed generation system installers 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?

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

Which country has the most distributed generation system installers?

The United States leads with 835 companies, followed by Brazil (428) and India (333). Every distributed generation system installers list by country and city is linked on this page.

Which city has the most distributed generation system installers?

Sao Paulo leads with 30 company records, followed by Johannesburg (21) and Karachi (21).

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 8,152 professional contacts with verified work emails tracked across these 4,306 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.