Company lists · Data refreshed November 2026

Top 25 Clean energy software startups worldwide

Name: Clean energy software startups worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 5,708 companies tracked

RevenueBase identified 5,708 company matches for clean energy software startups worldwide as of November 2026 and tracks 107,344 professional contacts across them, including 38,693 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for clean energy software startups 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 5, 2026. Country and city lists for clean energy software startups 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 5, 2026 How this list was built

5,708Companies

107,344Contacts tracked

38,693Verified emails

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The 25 largest clean energy software startups worldwide

Ranked by team size

Top 25 of 5,708 company matches for clean energy software startups worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	RENEW	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	1,001-5,000	4,690 contacts →
	Exact match “ReNew is a leading decarbonisation solutions provider and the first Indian clean energy company to list on Nasdaq (Nasdaq: RNW).” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Trinasolar	Exact match	Jiangsu, ChinaHQ recorded Nov 5, 2026	10001+	2,321 contacts →
	Exact match “Founded in 1997, Trinasolar (688599.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Fluence	Exact match	Arlington, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,019 contacts →
	Exact match “To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Enverus	Exact match	Austin, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,821 contacts →
	Exact match “Enverus is a single source platform for management, development and acquisition, within the entire energy value chain.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Quorum Software	Exact match	Houston, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,623 contacts →
	Exact match “Quorum Software is a leading provider of energy software worldwide powering growth and profitability for energy businesses by connecting people, workflows, and systems with…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	GE Digital	Exact match	San Ramon, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,257 contacts →
	Exact match “At GE Digital, our focus is clear: delivering software that accelerates a new era of energy.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Aurora Energy Research	Exact match	Oxford, FranceHQ recorded Nov 5, 2026	1,001-5,000	1,163 contacts →
	Exact match “Established in 2013, Aurora Energy Research is a leading global provider of power market forecasting and analytics for critical investment and financing decisions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Lightsource BP	Exact match	London, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	1,135 contacts →
	Exact match “Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Clarke Energy	Exact match	Liverpool, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	1,048 contacts →
	Exact match “Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Wärtsilä Energy	Exact match	Helsinki, FinlandHQ recorded Nov 5, 2026	10001+	991 contacts →
	Exact match “Wärtsilä leads the transition towards a 100% renewable energy future.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Esyasoft	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Nov 5, 2026	1,001-5,000	829 contacts →
	Exact match “Esyasoft is redefining the way utilities and energy providers power communities.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	NWG S.P.A	Exact match	Prato, ItalyHQ recorded Nov 5, 2026	n/a	792 contacts →
	Exact match “Nata a Prato nel 2003 è oggi una delle più importanti realtà nel mercato della Green Economy.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Sunnova Energy	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	501-1,000	784 contacts →
	Exact match “Sunnova Energy International Inc.(NYSE: NOVA) is an industry-leading energy services company focused on making clean energy more accessible, reliable, and affordable for…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Energy Exemplar	Exact match	Salt Lake City, UT, United StatesHQ recorded Nov 5, 2026	501-1,000	700 contacts →
	Exact match “In an era where the world is rapidly advancing towards a cleaner future through decarbonization, Energy Exemplar’s mission lies in ‘Empowering Transformative Energy Decisions’🪫…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	LUMIO	Exact match	Lehi, UT, United StatesHQ recorded Nov 5, 2026	5,001-10,000	700 contacts →
	Exact match “We’re on a mission to make power personal.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Serena	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	201-500	659 contacts →
	Exact match “Making the provision of solar and wind energy accessible to everyone - from large global companies seeking sustainable profitability, to families seeking guilt-free energy…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Depcom Power, INC	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 5, 2026	1,001-5,000	658 contacts →
	Exact match “DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Fenice Energy	Exact match	Chennai, IndiaHQ recorded Nov 5, 2026	201-500	648 contacts →
	Exact match “Fenice Energy provides high-quality end-to-end clean energy solutions for homes including solar, backup, and eV charging.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Kaluza	Exact match	London, United KingdomHQ recorded Nov 5, 2026	501-1,000	639 contacts →
	Exact match “Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Palmetto	Exact match	Charlotte, NC, United StatesHQ recorded Nov 5, 2026	201-500	624 contacts →
	Exact match “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	VOLUE	Exact match	Oslo, NorwayHQ recorded Nov 5, 2026	501-1,000	587 contacts →
	Exact match “Every megawatt matters.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Skyelectric Pvt. LTD	Exact match	Islamabad, PakistanHQ recorded Nov 5, 2026	501-1,000	560 contacts →
	Exact match “As we all know, the developing world is suffering from severe energy poverty.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Amara Nzero Brasil	Exact match	Salvador, BrazilHQ recorded Nov 5, 2026	501-1,000	551 contacts →
	Exact match “Somos uma empresa com uma grande experiência integral em energia sustentável fortemente comprometida com a Transição Energética.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Serentica	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	201-500	549 contacts →
	Exact match “Serentica Renewables India Private Limited,(Serentica) is a is an end-to-end energy solutions company enabling large-scale heavy energy intensive industries and sector to…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Power Factors	Exact match	Waltham, United StatesHQ recorded Nov 5, 2026	501-1,000	542 contacts →
	Exact match “Power Factors delivers renewable energy asset management software for global portfolios.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “clean energy software startups”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 5,708 clean energy software startups worldwide

See the full list, filter by size, metro and specialty, and access 38,693 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean energy software startups worldwide at a glance

As of Nov 5, 2026

36.0%Verified-email coverage

18.8Average contacts per company

1-10Median size (employees)

1.5%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

2,955

11-50

1,908

51-200

585

201-500

115

501-1,000

1,001-5,000

5,001-10,000

10001+

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 clean energy software startups are linked below.
What qualifies: Company records worldwide whose business descriptions match “clean energy software startups” 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 38,693 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 5, 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.

Clean energy software startups by location

40 lists · largest first

Every Clean energy software startups 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 “clean energy software startups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy software startups are there worldwide?

RevenueBase identified 5,708 company matches for clean energy software startups 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?

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

Which country has the most clean energy software startups?

The United States leads with 796 companies, followed by Germany (421) and Brazil (339). Every clean energy software startups list by country and city is linked on this page.

Which city has the most clean energy software startups?

London leads with 87 company records, followed by Madrid (70) and Berlin (68).

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 38,693 professional contacts with verified work emails tracked across these 5,708 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 5, 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.