Company lists · Data refreshed October 2026

Top 25 Energy efficiency software companies worldwide

Name: Energy efficiency software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 8,182 companies tracked

RevenueBase identified 8,182 company matches for energy efficiency software companies worldwide as of October 2026 and tracks 120,282 professional contacts across them, including 41,396 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for energy efficiency software 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 October 1, 2026. Country and city lists for energy efficiency software 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 Oct 1, 2026 How this list was built

8,182Companies

120,282Contacts tracked

41,396Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest energy efficiency software companies worldwide

Ranked by team size

Top 25 of 8,182 company matches for energy efficiency software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	British GAS	Exact match	Windsor, United KingdomHQ recorded Oct 1, 2026	10001+	9,238 contacts →
	Exact match “Taking care of things.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Landis GYR	Exact match	Cham, SwitzerlandHQ recorded Oct 1, 2026	5,001-10,000	4,252 contacts →
	Exact match “Landis+Gyr is a global energy technology leader delivering intelligent solutions that connect devices, data, and decisions across the grid.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	GE Digital	Exact match	San Ramon, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,763 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 · Oct 1, 2026 · View company records in RevenueBase
4	Enverus	Exact match	Austin, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,694 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 · Oct 1, 2026 · View company records in RevenueBase
5	Quorum Software	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,563 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 · Oct 1, 2026 · View company records in RevenueBase
6	Techem Energy Services Gmbh	Exact match	Eschborn, GermanyHQ recorded Oct 1, 2026	1,001-5,000	1,021 contacts →
	Exact match “Techem is a leading global energy service provider for the real estate sector and private homeowners.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Arcadia	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	501-1,000	864 contacts →
	Exact match “Arcadia is the global utility data and energy solutions platform.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Energy Exemplar	Exact match	Salt Lake City, UT, United StatesHQ recorded Oct 1, 2026	501-1,000	699 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 · Oct 1, 2026 · View company records in RevenueBase
9	Esyasoft	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 1, 2026	1,001-5,000	693 contacts →
	Exact match “Esyasoft is redefining the way utilities and energy providers power communities.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Albireo Energy	Exact match	Edison, NJ, United StatesHQ recorded Oct 1, 2026	1,001-5,000	669 contacts →
	Exact match “Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	KBC A Yokogawa Company	Exact match	Walton-on-thames, United KingdomHQ recorded Oct 1, 2026	201-500	658 contacts →
	Exact match “We are passionate about driving sustainable change for our planet.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Kaluza	Exact match	London, United KingdomHQ recorded Oct 1, 2026	501-1,000	595 contacts →
	Exact match “Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Palmetto	Exact match	Charlotte, NC, United StatesHQ recorded Oct 1, 2026	201-500	539 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 · Oct 1, 2026 · View company records in RevenueBase
14	Ets-Lindgren	Exact match	Cedar Park, TX, United StatesHQ recorded Oct 1, 2026	501-1,000	516 contacts →
	Exact match “ETS-Lindgren is the leading supplier of energy management solutions for the industrial and commercial markets.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	3e Engenharia EM Eficiencia Energetica	Exact match	BrazilHQ recorded Oct 1, 2026	201-500	473 contacts →
	Exact match “A 3E Engenharia atua nacionalmente, oferecendo soluções para empresas concessionárias de serviços públicos, no planejamento, gestão, execução e inovação em projetos de Eficiência…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Univers	Exact match	Singapore, GermanyHQ recorded Oct 1, 2026	501-1,000	464 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Veolia Industries Global Solutions	Exact match	Aubervilliers, FranceHQ recorded Oct 1, 2026	1,001-5,000	460 contacts →
	Exact match “Veolia Industries Global Solutions est devenu Veolia Energie Performance depuis le 1er juin 2025.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Elmeasure	Exact match	Bangalore, IndiaHQ recorded Oct 1, 2026	501-1,000	446 contacts →
	Exact match “Founded in 2004 by a passionate team of entrepreneurs with deep expertise in energy management, Elmeasure began with a bold mission: to help industries, businesses, and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	PSI Software	Exact match	Berlin, GermanyHQ recorded Oct 1, 2026	1,001-5,000	442 contacts →
	Exact match “The PSI Group develops software products for optimizing the flow of energy and materials for utilities and industry.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Stem, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	501-1,000	417 contacts →
	Exact match “At Stem, we’re reimagining technology to drive the energy transition.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Isotrol	Exact match	Sevilla, MexicoHQ recorded Oct 1, 2026	201-500	398 contacts →
	Exact match “Isotrol is the world market leader in energy software solutions and renewable energy plant control solutions used by large energy companies for 4 decades now.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Sensorfact	Exact match	Utrecht, NetherlandsHQ recorded Oct 1, 2026	201-500	390 contacts →
	Exact match “We develop products that allow manufacturers to easily monitor energy consumption and gain insight into machine maintenance.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Budderfly	Exact match	Shelton, CT, United StatesHQ recorded Oct 1, 2026	201-500	366 contacts →
	Exact match “Budderfly is redefining how energy efficiency, resilience, and grid participation can work together across America’s commercial sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Terranova Software	Exact match	Sesto Fiorentino, ItalyHQ recorded Oct 1, 2026	201-500	363 contacts →
	Exact match “Since 2001 Terranova has gone on to become a leading software supplier into the utility sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	IHI E&c International Corporation	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	n/a	356 contacts →
	Exact match “Now IHI Energy Solutions, Inc, visit our page” Recorded in the RevenueBase company graph · Oct 1, 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 “energy efficiency software companies”. 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 8,182 energy efficiency software companies worldwide

See the full list, filter by size, metro and specialty, and access 41,396 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy efficiency software companies worldwide at a glance

As of Oct 1, 2026

34.4%Verified-email coverage

14.7Average contacts per company

1-10Median size (employees)

1.5%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

4,381

11-50

2,767

51-200

751

201-500

144

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 energy efficiency software companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “energy efficiency software 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 41,396 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 October 1, 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.

Energy efficiency software companies by location

53 lists · largest first

Every Energy efficiency software 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 “energy efficiency software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy efficiency software companies are there worldwide?

RevenueBase identified 8,182 company matches for energy efficiency software companies worldwide as of October 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?

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

Which country has the most energy efficiency software companies?

The United States leads with 1,017 companies, followed by the United Kingdom (369) and Spain (317). Every energy efficiency software companies list by country and city is linked on this page.

Which city has the most energy efficiency software companies?

London leads with 123 company records, followed by Madrid (103) and Paris (70).

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 41,396 professional contacts with verified work emails tracked across these 8,182 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 October 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 8,182 energy efficiency software companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.