Company lists · Data refreshed September 2026

Top 25 Pollution control contractors based in India

Name: Pollution control contractors based in India
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 378 companies tracked

RevenueBase identified 378 company matches for pollution control contractors associated with India as of September 2026 and tracks 7,680 professional contacts across them, including 557 with verified work emails. Pune is the largest hub.

This list covers company matches for pollution control 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 September 17, 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 Sep 17, 2026 How this list was built

378Companies

7,680Contacts tracked

557Verified emails

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The 25 largest pollution control contractors based in India

Ranked by team size

Top 25 of 378 company matches for pollution control contractors based in India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	ION Exchange India LTD	Exact match	Mumbai, IndiaHQ recorded Sep 17, 2026	1,001-5,000	3,810 contacts →
	Exact match “At Ion Exchange India, we bring you total environment solutions - water treatment, liquid waste treatment & recycle, air pollution control, solid & hazardous waste management and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	HECS	Exact match	Chennai, IndiaHQ recorded Sep 17, 2026	1,001-5,000	356 contacts →
	Exact match “We are India’s Leading Environmental Management Company and Service Provider, serving as a catalyst to the cause of Environmental preservation for the Industrial and Domestic…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Avant Garde Cleanroom & Engg. Solutions Pvt. LTD	Exact match	New Delhi, IndiaHQ recorded Sep 17, 2026	501-1,000	306 contacts →
	Exact match “Designing and building clean indoor climates for critical manufacturing industries like Pharmaceutical, Food, Automotive, Electronics, and others, ACES has innovated its way to…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Clair Engineers PVT LTD	Exact match	Hyderabad, IndiaHQ recorded Sep 17, 2026	51-200	117 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Camfil India	Exact match	Gurgaon, IndiaHQ recorded Sep 17, 2026	51-200	97 contacts →
	Exact match “For more than half a century, Camfil has been helping people breathe cleaner air.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Techknowgreen Solutions Limited Global	Exact match	Pune, IndiaHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “Techknowgreen Solutions Limited is a leading environmental consulting firm in India with 24+ years of expertise in regulatory compliance, cutting-edge technology, and IT solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Aplinka Solutions And Technologies Pvt. LTD	Exact match	Noida, IndiaHQ recorded Sep 17, 2026	51-200	69 contacts →
	Exact match “We Believe in making the world a better place to live.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Hydrotech Paryavaran India Pvt. LTD	Exact match	Sas Nagar, IndiaHQ recorded Sep 17, 2026	201-500	68 contacts →
	Exact match “Hydrotech Paryavaran (India) Pvt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Enviropol Engineers Pvt. LTD	Exact match	Noida, IndiaHQ recorded Sep 17, 2026	51-200	60 contacts →
	Exact match “Incorporated in 2003, Enviropol Engineers Pvt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Visiontek Consultancy Services	Exact match	Bhubaneswar, IndiaHQ recorded Sep 17, 2026	201-500	59 contacts →
	Exact match “At Visiontek Consultancy Services, we are a pioneering consulting organization in India, specializing in environmental protection, industrial pollution control, and engineering…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	ECO Paryavaran Engineers & Consultants Pvt. LTD	Exact match	Mohali, IndiaHQ recorded Sep 17, 2026	201-500	57 contacts →
	Exact match “Providing sustainable solutions in the field of environment for the last 25 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Ducon Infratechnologies LTD	Exact match	Thane, IndiaHQ recorded Sep 17, 2026	201-500	56 contacts →
	Exact match “Ducon Infratechnologies Ltd is an Engineering EPC company in the field of Air Pollution Control comprising Flue Gas Desulphurisation, Bag Filters, Scrubber, Cyclon Separators etc…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Ecomak Systems	Exact match	Pune, IndiaHQ recorded Sep 17, 2026	51-200	55 contacts →
	Exact match “Ecomak is a global EPC a solutions provider delivering engineering-led solutions for Industrial Process Plants & Industrial Pollution Control, across heavy and regulated…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Unistar Environment And Research Labs PVT LTD	Exact match	Vapi, IndiaHQ recorded Sep 17, 2026	201-500	53 contacts →
	Exact match “UniStar Environmental and Research Labs Pvt Ltd, established in 2003, is a trusted innovator in environmental services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Emergy Enviro Pvt. Ltd. Sine-Iit Bombay Company	Exact match	Mumbai, IndiaHQ recorded Sep 17, 2026	11-50	52 contacts →
	Exact match “EMERGY Enviro Pvt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Harmony Environmental Systems Private Limited	Exact match	Chennai, IndiaHQ recorded Sep 17, 2026	51-200	48 contacts →
	Exact match “Harmony Environmental Systems designs and supplies Air Quality Control Systems, including Electrostatic Precipitators ( ESPs), Fabric Filters, Hybrid Filters etc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Senvac Extraction System PVT LTD	Exact match	Coimbatore, IndiaHQ recorded Sep 17, 2026	11-50	45 contacts →
	Exact match “SENVAC EXTRACTION SYSTEMS is one of the leading MANUFACTURER and SOLUTION PROVIDER for INDUSTRIAL AIR POLLUTION CONTROL EQUIPMENTS in INDIA.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Haat Incinerators India PVT LTD	Exact match	Bangalore, IndiaHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “Haat Incinerators India Pvt Ltd is an engineering company from the Garden City of India, Bangalore.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	ECO Care Engineering Private Limited	Exact match	Chennai, IndiaHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Novorbis	Exact match	Pune, IndiaHQ recorded Sep 17, 2026	11-50	34 contacts →
	Exact match “At Novorbis Itus Pvt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Greenleaf Envirotech Limited	Exact match	Surat, IndiaHQ recorded Sep 17, 2026	51-200	31 contacts →
	Exact match “Greenleaf Envirotech Limited is a publicly listed environmental solutions company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Elex India	Exact match	Thane, IndiaHQ recorded Sep 17, 2026	11-50	29 contacts →
	Exact match “ELEX India, a leading engineering company in the field of Environmental Solutions, founded in the year 2002.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Aetom Engineering Technologies Pvt. LTD	Exact match	Gurgaon, IndiaHQ recorded Sep 17, 2026	51-200	26 contacts →
	Exact match “We are a team of engineering professionals actively involved in the field of energy & environment-related products and processes for the past 15 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Aquachem Enviro Engineers PVT LTD	Exact match	Mumbai, IndiaHQ recorded Sep 17, 2026	51-200	25 contacts →
	Exact match “Aquachem Enviro Engineers Pvt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Greenviro Environmental Systems Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Sep 17, 2026	51-200	24 contacts →
	Exact match “GreEnviro is an independant company offering high quality technical services in the environmental, chemical and biological sciences, As a highly growing water treatment company in…” Recorded in the RevenueBase company graph · Sep 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 “pollution control contractors”. 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 378 pollution control contractors based in India

See the full list, filter by size, metro and specialty, and access 557 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pollution control contractors based in India at a glance

As of Sep 17, 2026

7.3%Verified-email coverage

20.3Average contacts per company

11-50Median size (employees)

10.3%Largest-city concentration · Pune

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

100

11-50

156

51-200

201-500

501-1,000

1,001-5,000

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 378 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 “pollution control 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 557 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 September 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.

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

How many pollution control contractors are there based in India?

RevenueBase identified 378 company matches for pollution control contractors associated with India as of September 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?

ION Exchange India LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most pollution control contractors?

Pune leads with 39 company records, followed by Ahmedabad (29) and Mumbai (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 557 professional contacts with verified work emails tracked across these 378 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 September 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.