Company lists · Data refreshed October 2026

Top 25 Iot consulting companies for energy worldwide

Name: Iot consulting companies for energy worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 17, 2026 5,739 companies tracked

RevenueBase identified 5,739 company matches for iot consulting companies for energy worldwide as of October 2026 and tracks 80,521 professional contacts across them, including 24,189 with verified work emails. The United States is the largest market and Bangalore the largest hub.

This list covers company matches for iot consulting companies for energy 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 17, 2026. Country and city lists for iot consulting companies for energy 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 17, 2026 How this list was built

5,739Companies

80,521Contacts tracked

24,189Verified emails

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The 25 largest iot consulting companies for energy worldwide

Ranked by team size

Top 25 of 5,739 company matches for iot consulting companies for energy worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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	Landis GYR	Exact match	Cham, SwitzerlandHQ recorded Oct 17, 2026	5,001-10,000	4,155 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 17, 2026 · View company records in RevenueBase
2	Equans Nederland	Exact match	Bunnik, NetherlandsHQ recorded Oct 17, 2026	5,001-10,000	2,429 contacts →
	Exact match “Bij Equans combineren we technische expertise met digitale innovatie voor klanten in de industrie, utiliteit en infrastructuur.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3	CMS Computers India PVT LTD	Exact match	Mumbai, IndiaHQ recorded Oct 17, 2026	5,001-10,000	1,726 contacts →
	Exact match “Founded as Computer Maintenance and Services Company in 1976, CMS Computers Limited is a pioneer and leader in the Indian ICT industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4	ISC Constructors, L.L.C	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 17, 2026	1,001-5,000	1,435 contacts →
	Exact match “ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5	Efftronics Systems Private Limited	Exact match	Mangalagiri, IndiaHQ recorded Oct 17, 2026	501-1,000	1,041 contacts →
	Exact match “Efftronics Systems Pvt.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6	Capco Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 17, 2026	1,001-5,000	844 contacts →
	Exact match “For 25 years Capco’s Energy practice has combined innovative thinking with deep industry knowledge to provide business consulting, digital transformation and technology services…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7	Esyasoft	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 17, 2026	1,001-5,000	772 contacts →
	Exact match “Esyasoft is redefining the way utilities and energy providers power communities.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8	Regiocom SE	Exact match	Magdeburg, GermanyHQ recorded Oct 17, 2026	5,001-10,000	725 contacts →
	Exact match “Regiocom provides specialised IT solutions, customer contact management and business process outsourcing services including billing services for utility companies.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9	Electric Power Engineers	Exact match	Austin, TX, United StatesHQ recorded Oct 17, 2026	501-1,000	678 contacts →
	Exact match “Electric Power Engineers (EPE) is a global advisory and engineering firm advancing grid reliability, resilience, flexibility, and affordability.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10	Cesi SPA	Exact match	Milan, ItalyHQ recorded Oct 17, 2026	501-1,000	613 contacts →
	Exact match “CESI is a leading global engineering and consulting company specializing in innovation, digitization, and testing for the electric power sector.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11	Prime Engineering France	Exact match	Boulogne Billancourt, FranceHQ recorded Oct 17, 2026	501-1,000	594 contacts →
	Exact match “PRIME Engineering est l’un des acteurs incontournables du conseil en ingénierie.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12	IKUSI	Exact match	San Sebastián, SpainHQ recorded Oct 17, 2026	501-1,000	590 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13	Engie Digital & IT	Exact match	Courbevoie, FranceHQ recorded Oct 17, 2026	501-1,000	551 contacts →
	Exact match “ENGIE IT brings the best IT solutions to all Business Units of the ENGIE Group and helps them to address all today and tomorrow’s energy challenges.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14	CEGAL	Exact match	Sandnes, NorwayHQ recorded Oct 17, 2026	501-1,000	531 contacts →
	Exact match “Cegal is a global technology partner with deep domain expertise in the energy industry - built on 25 years of hands-on experience.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15	3e Engenharia EM Eficiencia Energetica	Exact match	BrazilHQ recorded Oct 17, 2026	201-500	530 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 17, 2026 · View company records in RevenueBase
16	Wasion	Exact match	Changsha, ChinaHQ recorded Oct 17, 2026	5,001-10,000	530 contacts →
	Exact match “Founded in and listed on the Main Board of the Hong Kong Stock Exchange (HK3393) in 2005, Wasion Holdings Limited (referred to as Wasion) is a leading IoT solutions and operations…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17	Kontrolmatik Technologies	Exact match	Sariyer, TürkiyeHQ recorded Oct 17, 2026	1,001-5,000	508 contacts →
	Exact match “Kontrolmatik provides a broad spectrum of services to industries including- LV/MV/HV Solutions- SCADA and Automation- Communication- Balance of Plant- Consulting- ICS…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18	Mobica	Exact match	Manchester, United KingdomHQ recorded Oct 17, 2026	501-1,000	506 contacts →
	Exact match “Mobica has integrated into Cognizant, bringing our deep expertise in IoT and engineering to a global scale.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19	Univers	Exact match	SingaporeHQ recorded Oct 17, 2026	501-1,000	479 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20	Elmeasure	Exact match	Bangalore, IndiaHQ recorded Oct 17, 2026	501-1,000	442 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 17, 2026 · View company records in RevenueBase
21	Tecno Group	Exact match	Naples, ItalyHQ recorded Oct 17, 2026	201-500	430 contacts →
	Exact match “We are an Energy Digital and Sustainable Company specialized in sustainability consulting services and 4.0 solutions.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22	Genesis	Exact match	London, United KingdomHQ recorded Oct 17, 2026	501-1,000	424 contacts →
	Exact match “Genesis is a market-leading advisory company focused on providing high-value technical and advisory services for the energy industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23	Capspire	Exact match	Tulsa, OK, United StatesHQ recorded Oct 17, 2026	201-500	389 contacts →
	Exact match “capSpire is a global technology consulting firm driving stronger, smarter outcomes for energy and commodities organizations across the trading value chain.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24	TRIO	Exact match	Irvine, CA, United StatesHQ recorded Oct 17, 2026	201-500	387 contacts →
	Exact match “We are Trio – global energy and sustainability advisors.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25	Cybercom Group	Exact match	Stockholm, SwedenHQ recorded Oct 17, 2026	1,001-5,000	369 contacts →
	Exact match “A Nordic powerhouse for digital solutions with a sustainable impact Knowit acquires Cybercom – creating a Nordic powerhouse for digital solutions with a sustainable impact.” Recorded in the RevenueBase company graph · Oct 17, 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 “iot consulting companies for energy”. 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 5,739 iot consulting companies for energy worldwide

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Iot consulting companies for energy worldwide at a glance

As of Oct 17, 2026

30.0%Verified-email coverage

14.0Average contacts per company

1-10Median size (employees)

1.0%Largest-city concentration · Bangalore

Oct 17, 2026Page data refreshed

Companies by employee count

1-10

3,290

11-50

1,713

51-200

493

201-500

133

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 iot consulting companies for energy are linked below.
What qualifies: Company records worldwide whose business descriptions match “iot consulting companies for energy” 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 24,189 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 17, 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.

Iot consulting companies for energy by location

39 lists · largest first

Every Iot consulting companies for energy 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 “iot consulting companies for energy”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iot consulting companies for energy are there worldwide?

RevenueBase identified 5,739 company matches for iot consulting companies for energy 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?

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

Which country has the most iot consulting companies for energy?

The United States leads with 624 companies, followed by India (411) and Italy (348). Every iot consulting companies for energy list by country and city is linked on this page.

Which city has the most iot consulting companies for energy?

Bangalore leads with 59 company records, followed by Madrid (56) and Sao Paulo (56).

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 24,189 professional contacts with verified work emails tracked across these 5,739 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 17, 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.