Company lists
The Tamil Nadu edition · 2026

Environmentcompanies in Tamil Nadu

Waste & water, solar, wind & renewables, air & pollution, consultancy and more: the companies building environment in Tamil Nadu, with their founders, funding, team size and business models.

499 company profiles220 with reported revenue16 with recorded fundingSeptember 2026 edition
Tamil Nadu · Photo: Wikimedia Commons (Creative Commons Attribution-ShareAlike 4.0)

Recent environment business events in Tamil Nadu

Funding, M&A, contract wins and launches involving 581 environment companies in Tamil Nadu, last 24 months: 42 Contracts · 7 funding rounds · 5 M&A deals. Newest first; companies and investors link to their Fliar profiles. Latest event in our news feed: Apr 2026.

ContractInfrastructure

Va tech wabag · client: Saudi Arabia

Water technology company VA Tech Wabag Ltd on Thursday issued a clarification on a report published on CNBC-TV18 dated April 16, 2026, which stated that the company had emerged as the…

Water treatment
ContractInfrastructure

Refex industries · client: National Highways Authority of India

Refex Industries Limited has secured a significant contract valued at approximately ₹32.45 crore, including GST, for the transportation of pond ash to NHAI PWD road construction sites.

Infrastructure
ContractSupply

Refex industries · client: Na

Refex Industries Limited has secured a significant order valued at approximately ₹70.2 crore for the supply of bulk industrial commodities.

Steel sector
ContractTechnology

Va tech wabag · client: United Water Supply Company of Georgia LLC

VA Tech Wabag secured a ‘large’ consortium order worth Rs 250-600 crore from United Water Supply Company of Georgia LLC to build a 19 MLD wastewater treatment plant in Kutaisi, Georgia.

Water Treatment
M&AAcquisition · Completed

Refex Holding Private Limited acquires Refex industries

Refex Industries Limited has disclosed the acquisition of 1,00,000 equity shares by its promoter entity Refex Holding Private Limited through an open market purchase.

Industries
ContractInfrastructure

Bgr energy systems · client: TANTRANSCO

Engineering and construction major BGR Energy Systems Ltd on Tuesday (February 3) said Tamil Nadu Transmission Corporation Ltd (TANTRANSCO) has terminated the EPC contract it had awarded…

Infrastructure
ContractInfrastructure

Bgr energy systems · client: Chennai Metropolitan Water Supply and Sewage Board (CMWSSB)

Earlier in September 2024, BGR Energy Systems said it had received a notice of contract termination from the Chennai Metropolitan Water Supply and Sewage Board (CMWSSB) regarding the…

Infrastructure
FundingCatalytic financing support

E-hands energy

Miller Center Capital, in partnership with fund manager Beneficial Returns, has announced catalytic financing support for E-Hands Energy, a Chennai-based renewable energy enterprise…

Investors Miller Center Capital, Beneficial returns
Renewable Energy
FundingRights Issue

Indowind energy

Indowind Energy Limited proposes to open its Rights Issue on Monday, December 1, 2025, aiming to raise ₹49.43 crore.

Renewable Energy
M&AAcquisition · Completed

BVK Group acquires GKD India

This acquisition, executed in the previous fiscal year, results in BVK Group acquiring 100% equity in the joint venture, which will now operate under the banner of WMW Industries Ltd.

Technical mesh and filtration solutions
ContractTechnology

Vensys Energy · client: Refex industries

The company, a subsidiary of the NSE-listed Refex Industries Ltd, has concluded a licence agreement with Vensys Energy AG, Germany — a leading wind turbine technology owner.

Wind Turbine Technology
FundingNCD

Swelect energy systems

Additionally, SWELECT Group secured Rs 290 crore via Non-Convertible Debentures (NCDs) through a private placement with India Infradebt Limited.

Investors India Infradebt
Solar energy
Contract

India Infradebt · client: Swelect energy systems

Additionally, SWELECT Group has raised ₹290 crore funding through Non-Convertible Debentures (NCDs) via a private placement with India Infradebt Limited.

FundingPrivate placement

Swelect energy systems

Swelect Energy Systems on Tuesday said it has raised Rs 138.5 crore by issuing non-convertible debentures on a private placement basis to India Infradebt Limited.

Investors India Infradebt
Energy
M&AAcquisition · Announced

Super sales india acquires Srri Shamundi Spinners Energy Private Limited

Super Sales India Limited announced the acquisition of a 26% stake in Srri Shamundi Spinners Energy Private Limited.

M&AAcquisition · Announced

Vanguard Group acquires Va tech wabag

purchased shares of VA Tech Wabag for about Rs 47 crore

Financial Services

Environment companies in Tamil Nadu, by revenue

Browse environment companies in Tamil Nadu by reported revenue, one-year revenue growth, revenue model, age and stage. The 50 companies below are the largest by their most recent reported revenue among 220 environment companies in Tamil Nadu that have filed a figure in the last four years. Every figure keeps its own reporting period, so compare periods before comparing amounts.

Showing 25 of 50

Provider of solar panels and clean, renewable energy solutions

Solar energy
₹89,609.55 crFY 2023-24
+13%2023–2024
—Not available
33 yr1993
0none in 3 months

Constructs water treatment plants

Waste & water management
₹2,899.80 crFY 2023-24
Not reported
3,079-12% 12 mo to Dec 2023LinkedIn · Jul 2026
102 yr1924
0none in 3 months · last posted Jun 2026

Provider of refrigerant gases, ash management, green mobility, and power solutions

Industrial gases
₹2,518.02 crFY 2024-25
+80%2024–2025
98-30% 12 mo to Mar 2023recorded Mar 2023
24 yr2002
0none in 3 months · last posted Jan 2025

Everrenew is a renewable energy company that offers affordable and reliable wind power and solar power investment solutions

Wind energy
₹2,385.13 crFY 2023-24
+348%2023–2024
370+408% 12 mo to Sep 2023LinkedIn · Jul 2026
7 yr2019
0none in 3 months · last posted Jan 2025

Metal recycling plant and manufacturer of lead and lead alloy ingots, copper and copper recycling plant, and trading in non-ferrous metals and scrap

Waste & water management
₹1,889.12 crFY 2022-23
Not reported
219+24% 12 mo to Sep 2024LinkedIn · Jul 2026
76 yr1950
0none in 3 months

Provider of engineering, procurement, and construction services for water management

Water and wastewater management tech
₹1,433.09 crFY 2024-25
+16%2024–2025
135LinkedIn · Jul 2026
27 yr1999
0none in 3 months

Provider of mineral processing and sewagewater treatment services

Waste & water management
₹646.02 crFY 2024-25
+6%2024–2025
469-4% 12 mo to Oct 2023LinkedIn · Jul 2026
26 yr2000
0none in 3 months

EPC services for installation of solar farms

Solar energy
₹482.77 crFY 2024-25
+73%2024–2025
319+15% 12 mo to Jul 2024recorded Jul 2024
42 yr1984
0none in 3 months

Provider of solar energy operation and maintenance services

Solar energy
₹446.73 crFY 2023-24
+62%2023–2024
271+51% 12 mo to Sep 2024recorded Sep 2024
9 yr2017
0none in 3 months

Manufacturer of raw material, equipment, tools and accessories for rubber industries

Diversified materials
₹408.86 crFY 2023-24
Not reported
88+7% 12 mo to Sep 2024recorded Sep 2024
20 yr2006
0none in 3 months

Manufacturer of yarns & drive gears

Wind energy
₹374.72 crFY 2022-23
Not reported
894-8% 12 mo to Sep 2024recorded Sep 2024
45 yr1981
0none in 3 months

Provider of waste and environmental management services

Waste & water management
₹356.81 crFY 2024-25
+2%2024–2025
8,365+84% 12 mo to Aug 2024recorded Aug 2024
6 yr2020
0none in 3 months

Manufacturer of sustainable green building materials

Green buildings
₹356.63 crFY 2024-25
+8%2024–2025
1,042+7% 12 mo to Sep 2024recorded Sep 2024
15 yr2011
1postings · last posted Jul 2026

Utility-scale project developer

Wind energy
₹322.57 crFY 2024-25
+73%2024–2025
346-51% 12 mo to Jul 2024LinkedIn · Jul 2026
28 yr1998
0none in 3 months

Provider of smart cleaning equipments

Waste & water management
₹321.71 crFY 2024-25
+68%2024–2025
321+56% 12 mo to Sep 2024LinkedIn · Jul 2026
20 yr2006
0none in 3 months

Provider of turnkey solutions in power, process, and water industries including project engineering, design, procurement, construction, and commissioning

Solar energy
₹253.49 crFY 2021-22
Not reported
946+10% 12 mo to Feb 2024LinkedIn · Jul 2026
24 yr2002
0none in 3 months · last posted Dec 2025

Provider of e-waste recycling, asset disposal, and precious metal recovery services

Waste & water management
₹285.99 crFY 2024-25
-2%2024–2025
193LinkedIn · Jul 2026
21 yr2005
0none in 3 months

Online platform for designing and managing renewable energy power programs

Wind energy
₹283.02 crFY 2024-25
+5%2024–2025
172+7% 12 mo to Oct 2023LinkedIn · Jul 2026
20 yr2006
0none in 3 months

Provider of environmental management company providing purity testing laboratory services

Waste & water management
₹241.96 crFY 2024-25
+30%2024–2025
414-53% vs previous recordLinkedIn · Jul 2026
29 yr1997
0none in 3 months · last posted Apr 2026

Provider of solar energy services for homes & business

Solar energy
₹208.66 crFY 2024-25
+24%2024–2025
76LinkedIn · Jul 2026
40 yr1986
0none in 3 months · last posted Jun 2026

Provider of waste management services

Waste & water management
₹203.45 crFY 2024-25
+24%2024–2025
—Not available
6 yr2020
0none in 3 months

Manufacturer of solar inverters, modules, and balance of system components

Solar energy
₹198.58 crFY 2024-25
+8%2024–2025
183LinkedIn · Jul 2026
15 yr2011
4postings · last posted Sep 2026

Wholesale distributor of solar inverters, solar panels, and solar DC cables, promoting solar energy solutions

Solar energy
₹192.52 crFY 2024-25
+39%2024–2025
80+16% 12 mo to Aug 2024recorded Aug 2024
12 yr2014
0none in 3 months

Manufacturer of embedded systems, IoT solutions, and electronic products

Waste & water management
₹167.60 crFY 2024-25
-10%2024–2025
75+5% 12 mo to Sep 2024LinkedIn · Jul 2026
25 yr2001
0none in 3 months

Developer of turnkey solar power plant projects

Solar energy
₹166.87 crFY 2024-25
+62%2024–2025
25LinkedIn · Jul 2026
7 yr2019
0none in 3 months
50 of 499 companies shown here · the full list is on Radar
Fliar Radar

Explore all 499 environment companies in Tamil Nadu on Radar

This page shows the top 50. Radar has the complete, filterable list with contacts and live company signals.

Open environment in Tamil Nadu on Radar
  • Every company, not just 50All 499 environment companies in Tamil Nadu, filterable by stage, funding, team size, revenue model and age.
  • Founders and decision-makersLeadership teams with roles and verified LinkedIn profiles, ready for outreach.
  • Live signalsFunding rounds, hiring, launches and M&A as they happen, with alerts on the companies you follow.
  • Save and exportBuild lists, compare companies side by side and export them from your Radar account.

Explore environment companies in Tamil Nadu by what you are looking for

Find top environment companies in Tamil Nadu, from waste and water management firms to solar and wind energy developers. Browse environmental consulting firms, green building companies and environment startups in Tamil Nadu.

9 ways to explore environment in Tamil Nadu

Waste & water management companiesSolar energy companies & installersWind & renewable power developersAir quality & pollution control companiesEnvironmental consultancy & research servicesGreen building & sustainable construction companies

Waste & water management companies

Companies treating wastewater, managing waste and recycling materials.

  1. Wabag

    Constructs water treatment plants

    Waste & water management
    See in list
  2. Jain Metal Group

    Metal recycling plant and manufacturer of lead and lead alloy ingots, copper and copper recycling plant, and trading in non-ferrous metals and scrap

    Waste & water management
    See in list
  3. Ecoprotection

    Provider of engineering, procurement, and construction services for water management

    Water and wastewater management tech
    See in list
  4. Elgi Rubber

    Manufacturer of raw material, equipment, tools and accessories for rubber industries

    Diversified materials
    See in list
  5. Urbaser Sumeet

    Provider of waste and environmental management services

    Waste & water management
    See in list

Solar energy companies & installers

Solar panel suppliers, EPC contractors and solar project developers.

  1. Redington

    Provider of solar panels and clean, renewable energy solutions

    Solar energy
    See in list
  2. Swelect Energy Systems

    EPC services for installation of solar farms

    Solar energy
    See in list
  3. Renfra Energy

    Provider of solar energy operation and maintenance services

    Solar energy
    See in list
  4. Ace Renewtech

    Provider of solar energy services for homes & business

    Solar energy
    See in list
  5. Evolve Energy Group

    Manufacturer of solar inverters, modules, and balance of system components

    Solar energy
    See in list

Wind & renewable power developers

Wind turbine makers and renewable power producers, including hydro and bioenergy.

  1. ReGen Powertech

    Manufacturer of wind turbines

    Wind energy
    Website
  2. Everrenew

    Everrenew is a renewable energy company that offers affordable and reliable wind power and solar power investment solutions

    Wind energy
    See in list
  3. Kshema Power and Infrastructure

    Utility-scale project developer

    Wind energy
    See in list
  4. Orient Green Power Company

    Online platform for designing and managing renewable energy power programs

    Wind energy
    See in list
  5. R.S. YARNS & POWER

    Developer of wind energy projects

    Wind energy
    See in list

Air quality & pollution control companies

Companies providing air management, purification and pollution control systems.

  1. HECS Company

    Provider of environmental management company providing purity testing laboratory services

    Waste & water management
    See in list
  2. Luftek

    Manufacturer of air handling units offering products with reliability and low noise components

    Air management services
    See in list
  3. CK Airtech

    Manufacturer of industrial air pollution control and solid handling systems

    Air management services
    See in list
  4. Faraday Ozone

    Provider of drinking water and air handling systems services

    Waste & water management
    Website
  5. Lotus Ozone

    Manufacturer of ozonators and related water, wastewater, and air treatment systems. It designs and manufactures core components in-house, ensuring end-to-end product life cycle assurance. The company provides solutions for various industries including aquaculture, poultry, healthcare, hospitality, pharmaceuticals, and food processing. Its offerings encompass ozonators, oxygen systems, gas/liquid mixing systems, dosing pumps, and analyzers. The company also adheres to Total Quality Management principles and a continuous improvement philosophy.

    Waste & water management
    Website

Environmental consultancy & research services

Environmental consultants, impact assessment and research and training providers.

  1. AS Cooling Technologies

    Provider of environmental impact and carbon emission services

    Environment consultancy services
    See in list
  2. Enviro Care India

    Provider of operation consultancy and environment services

    Management consulting services
    Website
  3. Innovotek

    Provider of environmental management and climate change services

    Environment consultancy services
    Website
  4. Hiyoshi India

    Provider of environmental laboratory services, operation, maintenance, consultancy, and training

    Environment consultancy services
    Website
  5. Beyond Sustainability

    Provider of environmental impact, restore damage, and other services

    Environment consultancy services
    Website

Green building & sustainable construction companies

Green building developers, consultants and sustainable materials makers.

  1. Renaatus Procon

    Manufacturer of sustainable green building materials

    Green buildings
    See in list
  2. En3

    Provider of green building consulting services

    Green buildings
    Website
  3. Green Evolution

    Provider of architectural and consulting services for green buildings

    Green buildings
    Website
  4. Beardsell

    Beardsell is a diversified company engaged in the manufacture of various industrial goods targeting specific consumer segments.

    Green buildings
    Website
  5. Greenest Building

    Offers green building development services

    Iot services
    Website
15 companies in Tamil Nadu

Environment startups in Tamil Nadu

Newer environment and clean energy companies founded in recent years.

  1. Remon Solutions

    Provider of engineering consultation and software for the renewable energy sector

    Solar energy
    See in list
  2. Windplus

    Specializing in wind turbine project development, serving clients in the renewable energy industry

    Wind energy
    Website
  3. Uranus Oil

    Provider of waste management services

    Waste & water management
    Website
  4. Octagon Green Energy

    Provider of solar planning and designing services

    Solar energy
    Website
  5. Kovai Solar

    Solar power developer and system integrator, providing solar solutions for residential, commercial, and industrial clients

    Solar energy
    Website
48 companies in Tamil Nadu

Environment companies hiring in Tamil Nadu

Environment companies currently hiring.

  1. Wabag

    Constructs water treatment plants

    Waste & water management
    See in list
  2. Refex Group

    Provider of refrigerant gases, ash management, green mobility, and power solutions

    Industrial gases
    See in list
  3. Everrenew

    Everrenew is a renewable energy company that offers affordable and reliable wind power and solar power investment solutions

    Wind energy
    See in list
  4. Renaatus Procon

    Manufacturer of sustainable green building materials

    Green buildings
    See in list
  5. Operational Energy Group

    Provider of turnkey solutions in power, process, and water industries including project engineering, design, procurement, construction, and commissioning

    Solar energy
    See in list
18 companies in Tamil Nadu

Listed environment companies in Tamil Nadu

Publicly listed environment and clean energy companies.

  1. Wabag

    Constructs water treatment plants

    Waste & water management
    See in list
  2. Refex Group

    Provider of refrigerant gases, ash management, green mobility, and power solutions

    Industrial gases
    See in list
  3. Shriram EPC

    Provider of mineral processing and sewagewater treatment services

    Waste & water management
    See in list
  4. Swelect Energy Systems

    EPC services for installation of solar farms

    Solar energy
    See in list
  5. Elgi Rubber

    Manufacturer of raw material, equipment, tools and accessories for rubber industries

    Diversified materials
    See in list
12 companies in Tamil Nadu
Mobile reach

Top 10 environment apps from Tamil Nadu

The most-installed Android apps published by environment companies headquartered in Tamil Nadu — 37K installs between them. 12 companies on this page publish at least one app; each company (legal entity) appears once, with its most-installed app.

1 of 10
8

Blue Planet Connect

by Zigma

Installs20
Rating—
Last updatedMay 2026
View on Google Play ↗
Blue Planet Connect screenshot 1Blue Planet Connect screenshot 2Blue Planet Connect screenshot 3Blue Planet Connect screenshot 4Blue Planet Connect screenshot 5Blue Planet Connect screenshot 6
10

Sasya Mithran

by Tectzo

Installs16
Rating—
Last updatedMar 2026
View on Google Play ↗
Sasya Mithran screenshot 1Sasya Mithran screenshot 2Sasya Mithran screenshot 3Sasya Mithran screenshot 4Sasya Mithran screenshot 5Sasya Mithran screenshot 6
The business behind the activity

Environment financials in Tamil Nadu

Revenue, profit and growth from the filed annual accounts of 197 environment companies in Tamil Nadu for FY24-25 — 247 of the 499 companies on this page file accounts with the Ministry of Corporate Affairs. The five largest earn 63% of the revenue, so medians describe the typical company better than totals.

combined revenue, FY24-25₹17,828.14 cr

197 companies filing accounts

combined net profit₹924.72 cr

5.2% aggregate margin

are profitable81%

159 of 197 companies

median revenue~₹8.8 cr

the typical company

median revenue growth+22%

into FY24-25

earned by the top five63%

revenue concentration

Six-year view

Combined revenue of filing companies

₹4,636.83 crFY19-20184 filers
₹4,852.05 crFY20-21195 filers
₹6,937.56 crFY21-22198 filers
₹10,902.28 crFY22-23205 filers
₹16,895.84 crFY23-24211 filers
₹17,828.14 crFY24-25197 filers

The number of companies filing changes each year; the three-year cohort below compares like with like.

Like-for-like

The same 171 companies over three years

+83%
FY22-23₹9,180.61 cr₹512.99 cr net
FY23-24₹12,223.53 cr₹594.66 cr net
FY24-25₹16,835.29 cr₹879.74 cr net

Companies with accounts for all three years, so growth is not an artefact of who filed.

Scale and profit

Bigger companies are far more often profitable

Under ₹1 cr4240% profitable
₹1–10 cr6088% profitable
₹10–100 cr6991% profitable
₹100–1,000 cr23100% profitable
Over ₹1,000 cr3100% profitable

Companies by FY24-25 revenue. Bars show how many companies sit in each band.

Momentum

How fast revenue moved into FY24-25

Shrinking53
0–20%38
20–50%37
50–100%25
Doubled+37

190 companies with accounts for both years; median growth +22%.

Profitability

Profit is concentrated at the top

159profitable
38loss-making
5.2%aggregate margin
2.6%median margin

The aggregate margin is pulled up by a few large filers; the median shows the typical company.

Growth leaders · ₹10 cr+ revenue

Fastest growing, FY24-25

CompanyGrowthRevenue
Prosun EnergyPROSUN ENERGY PRIVATE LIMITED+340%₹50.88 cr
WabagGANGA STP PROJECT PRIVATE LIMITED+308%₹59.54 cr
ShasanSHASAN ENGINEERING PRIVATE LIMITED+243%
Kyra PhotonKYRA PHOTON TECH PRIVATE LIMITED
SB Wind EnergySB WIND ENERGY PRIVATE LIMITED₹24.35 cr
TGEPLTIRUPATHII GREEN ENERGY PRIVATE LIMITED+202%₹38.57 cr
Profit leaders · ₹10 cr+ revenue

Highest net margins, FY24-25

CompanyMarginRevenue
En3EN3 SERVICES AND TECHNOLOGIES PRIVATE LIMITED29.0%₹10.32 cr
Mahindra Water UtilitiesMAHINDRA WATER UTILITIES LIMITED₹23.37 cr
TNWMLRE SUSTAINABILITY IWM SOLUTIONS LIMITED
WabagGANGA STP PROJECT PRIVATE LIMITED22.3%₹59.54 cr
CarbonMinusCARBON MINUS ENERGY PRIVATE LIMITED
Chennai Enviro SolutionsCHENNAI ENVIRO SOLUTIONS PRIVATE LIMITED20.2%₹203.45 cr
Inside the industry

Sub-sectors compared, FY24-25

Sub-sectorCompaniesRevenueMedian revenueProfitableMargin
Waste & water management57₹9,446.83 cr~₹16.3 cr81%4.8%
Solar energy87₹2,782.24 cr~₹5.5 cr79%4.3%
Wind energy24₹969.07 cr~₹14.0 cr83%2.1%
Green buildings5₹369.71 cr~₹5.4 cr100%8.5%
Air management services6₹188.05 cr~₹1.5 cr83%3.4%
Environment consultancy services5~₹64.4 cr~₹3.3 cr60%8.2%
Leaders

Largest environment companies by revenue, FY24-25

Company · legal entityRevenueNet resultMarginGrowth
Jain Metal GroupJAIN RESOURCE RECYCLING LIMITED₹6,183.69 cr₹211.13 cr3.4%+47%
Refex GroupREFEX INDUSTRIES LIMITED₹2,482.52 cr₹189.41 cr7.6%+79%
EcoprotectionECO PROTECTION ENGINEERS PRIVATE LIMITED₹1,450.86 cr₹95.35 cr6.6%+18%
Shriram EPCSEPC LIMITED₹646.02 cr₹25.15 cr3.9%+7%
Swelect Energy SystemsSWELECT ENERGY SYSTEMS LIMITED₹482.77 cr₹8.58 cr1.8%+64%
Urbaser SumeetSUMEET URBAN SERVICES (CHENNAI) V PRIVATE LIMITED₹356.81 cr₹42.78 cr12.0%+2%
Renaatus ProconRENAATUS PROCON PRIVATE LIMITED₹350.96 cr₹28.17 cr8.0%+6%
ZigmaZIGMA GLOBAL ENVIRON SOLUTIONS PRIVATE LIMITED₹321.71 cr₹11.93 cr3.7%+68%
Kshema Power and InfrastructureKSHEMA POWER INDIA PRIVATE LIMITED₹308.66 cr₹29.23 cr9.5%+66%
TES-AMM IndiaTES-AMM (INDIA) PRIVATE LIMITED₹285.99 cr₹32.21 cr11.3%-2%
Some figures are available to Radar members.Log in to Radar to see every figure

Standalone annual accounts filed with the Ministry of Corporate Affairs. Brands that share one legal entity are shown together and counted once.

Industry landscape report

Environment Industry Landscape of India

The financials above are one chapter. The full environment landscape of Tamil Nadu maps the whole industry — every segment, the capital behind it, the talent market and where the next opportunities are.

  • Market map of every sub-sector
  • Funding & company formation by year
  • Revenue, profit & financial strength
  • Digital footprint: traffic, apps, releases
  • Hiring, skills & pay
  • Founders & leaders
  • News & sentiment
  • Where demand runs ahead of supply
Read the environment landscape of Tamil Nadu
For investors and data teams

Put this intelligence into your own tools

The figures on this page come from Fliar’s company, funding and MCA filings data. Use it through the Investor Intelligence API and MCA financials feeds, or explore every company, filing and investor in Radar.

Capital & corporate activity

Environment funding and M&A across India

599 recorded equity rounds have gone to 5,556 environment companies in India — how much, at which stage, into which sub-sectors, from whom, and how Tamil Nadu compares. Debt, IPO and grant rounds are excluded.

equity rounds, last 12 months22

US$804.28m

equity rounds, last 24 months72

US$1.35bn

raised over five yearsUS$5.13bn

219 rounds in India

M&A deals, Tamil Nadu5

last 24 months

Capital by year

Equity funding into environment in India

amount rounds
$997m201836
$1.1bn201928
$471m202022
$691m202133
$1.3bn202232
$1.0bn202333
$844m202467
$862m202543
$389m202611

Bars show US$ raised; the number under each year is equity rounds. 2026 is year to date. The peak year was 2022, with US$1.31bn across 32 rounds.

The funding ladder · five years

Rounds and typical cheque by stage

AngelUS$103.33m29 rounds · median US$283k
SeedUS$83.85m91 rounds · median US$434k
Series AUS$405.26m39 rounds · median US$4.58m
Series BUS$618.28m16 rounds · median US$26.05m
Series CUS$638.22m17 rounds · median US$35.61m
Series D+US$2.17bn20 rounds · median US$58.75m
Private equityUS$1.11bn7 rounds · median US$175.00m
Where the money went · five years

Most-funded sub-sectors

Solar energyUS$3.38bn122 rounds · 64 companies
Wind energyUS$771.24m11 rounds · 4 companies
Renewable energy techUS$661.80m5 rounds · 3 companies
Waste & water managementUS$103.65m32 rounds · 26 companies
Air management servicesUS$87.06m5 rounds · 3 companies
Alternative lendingUS$54.61m4 rounds · 1 companies
Green buildingsUS$17.26m5 rounds · 4 companies
Corporate activity · last 24 months

M&A in Tamil Nadu

4Acquisition
1Merger

Most active acquirers

  1. Refex Holding Private Limited1
  2. Refex industries1
  3. BVK Group1
  4. Super sales india1
  5. Vanguard Group1

Most acquired or merged

  1. Refex industries1
  2. Refex Green Mobility Limited1
  3. GKD India1
  4. Srri Shamundi Spinners Energy Private Limited1
  5. Va tech wabag1

Each deal appears in the events strip at the top of the page.

Go deeper in the environment landscape reports:

Environment Industry Landscape of India

Environment funding in Tamil Nadu

16 environment companies in Tamil Nadu have recorded equity funding, US$228.05m in total. Totals and round dates describe the historical record; they are not current valuations.

Founders and momentum in Tamil Nadu

Meet the people behind environment companies in Tamil Nadu. 136 of 499 companies list founders or leaders; where a public LinkedIn profile matches exactly, the expanded profile shows the photo, headline, location and education.

Explore Tamil Nadu environment companies by sub-sector

The most common specialisations among environment companies in Tamil Nadu. Open a company to see what it sells, who runs it and how far it has come.

Keep exploring environment in India and nearby markets.

Coming soon