Company lists · Data refreshed November 2026

Top 25 Commercial energy efficiency contractors based in India

RevenueBase identified 216 company matches for commercial energy efficiency contractors associated with India as of November 2026 and tracks 2,153 professional contacts across them, including 414 with verified work emails. Mumbai is the largest hub.

This list covers company matches for commercial energy efficiency contractors associated with India, 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.

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
216Companies
2,153Contacts tracked
414Verified emails
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The 25 largest commercial energy efficiency contractors based in India

Ranked by team size
Top 25 of 216 company matches for commercial energy efficiency contractors based in India, 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 matchJaipur, IndiaHQ recorded Nov 6, 202651-200211 contacts →

Exact match

“Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchJaipur, IndiaHQ recorded Nov 6, 202611-5073 contacts →

Exact match

“Kamal Cogent Energy Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNagpur, IndiaHQ recorded Nov 6, 202611-5065 contacts →

Exact match

“SEE-Tech Solutions is an Energy Service Company (ESCo) engaged in delivering energy cost reduction through state-of-the-art Energy Efficient (EE) technologies with attractive ROI…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Most businesses across India are losing 20 to 40% of their energy spend to inefficient systems nobody has measured.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“At, we are on a mission to make clean, affordable energy accessible to every household and business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPune, IndiaHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“Aerosys is a young, dynamic, enchanting Organization to Define, Design and Execute Energy Saving solutions to operational Chiller plants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Consergy Systems and Technologies LLP is an energy savings & environmental solutions provider for centrally air-conditioned Buildings with a view to reduce the carbon footprint on…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPune, IndiaHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Yantra Harvest is committed to provide unique and innovative energy saving solutions under ESCO to customers and they are cost effective.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKottayam, IndiaHQ recorded Nov 6, 2026n/a33 contacts →

Exact match

“Sustenergy Foundation - promoters of Sustainable energy conservation through cost effective measures.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBangalore, IndiaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Bigeta Energy Solutions is an ISO 9001:2015 certified Energy & Sustainability Management company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Bhagwat Technologies and Energy Conservation Private Limited (BTECON) is incorporated in 2002 as a Private Limited Company with registered and principal office in Delhi.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBangalore, IndiaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“ENSPAR offers a unique range of Energy Saving Solutions that could save you up to 40% of your energy costs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Noor Electrical Contractor is a complete electrical solutions provider for full Residential, Commercial and Industrial Electrical work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPune, IndiaHQ recorded Nov 6, 20261-1018 contacts →

Exact match

“We provide solutions for improving energy efficiency in Buildings, Factories, Hotels, Hospitals, Airports, Malls and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChandigarh, IndiaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“GIGA SOLAR Giga Solar is a India based Govt Of India approved and registered Solar Turnkey EPC company that provides state of the art…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchThrissur, IndiaHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Founded in 2008 as Athul Engineering Systems & Energy Consultants (AESEC) comprise of a group of professionals who have strong background in engineering sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchConnaught Place, IndiaHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Eco Energies specializes in solving energy efficiency challenges in today’s highly demanding environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGurgaon, IndiaHQ recorded Nov 6, 202651-20014 contacts →

Exact match

“Energized Solutions is a multi-technology company working across 3 continents in providing Energy Efficiency and Clean-tech solutions to enterprises.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPune, IndiaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Green Flame Pvt Ltd is a consulting and engineering services company specializing in Energy Efficiency, Reliability, Decarbonization, Sustainability, and Data Centre Performance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGhaziabad, IndiaHQ recorded Nov 6, 202651-20012 contacts →

Exact match

“We are pleased to introduce ourselves as the leader in Energy Efficiency measure's and manufacturing of Energy Efficient products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNagpur, IndiaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Heta Datain provide Energy Optimisation Solutions for High Energy Consumers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchThane, IndiaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“ENCOSYM Solutions Private Limited is a leading ESCO (Energy Services Company) committed to delivering innovative, end-to-end energy solutions that drive efficiency, conservation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Paul Shantanu Engineering Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPune, IndiaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“We are a team of professionals focused on reducing Electricity Bills for Industry and Corporates.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Intgeni is a one stop solution for energy savings from high side to low side on HVAC systems & operations.”

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

Showing 25 of 216 commercial energy efficiency contractors based in India

See the full list, filter by size, metro and specialty, and access 414 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial energy efficiency contractors based in India at a glance

As of Nov 6, 2026
19.2%Verified-email coverage
10.0Average contacts per company
11-50Median size (employees)
7.9%Largest-city concentration · Mumbai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
93
11-50
86
51-200
27
201-500
6
10001+
1

Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 216 companies.

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.
What qualifies
Company records associated with India whose business descriptions match “commercial energy efficiency contractors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 414 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.

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 “commercial energy efficiency contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial energy efficiency contractors are there based in India?

RevenueBase identified 216 company matches for commercial energy efficiency contractors associated with India 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?

D2o tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most commercial energy efficiency contractors?

Mumbai leads with 17 company records, followed by Pune (15) and Bangalore (13).

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 414 professional contacts with verified work emails tracked across these 216 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.