Company lists
The Kolkata edition · 2026

Environmentcompanies in Kolkata

Waste & water, solar, wind & hydro, consulting, air & pollution and more: the companies building environment in Kolkata, West Bengal, with their founders, funding, team size and business models.

104 company profiles60 with reported revenue6 with recorded fundingOctober 2026 edition
Kolkata · Photo: Wikimedia Commons (Creative Commons Attribution-ShareAlike 4.0)

Recent environment business events in India

Funding, M&A, contract wins and launches involving 5,556 environment companies in India, last 24 months: 650 Contracts · 146 M&A deals · 91 funding rounds · 8 launches. Newest first; companies and investors link to their Fliar profiles. Latest event in our news feed: Jun 2026.

ContractTechnology

Sharika enterprises · client: Uttarakhand Power Corporation (UPCL)

Sharika Enterprises, a power sector and smart infrastructure solution company, has secured a key subcontract for the deployment of an Advanced Distribution Management System (ADMS) under…

Power distribution
ContractSupply

Ganesh Green Bharat · client: NTPC Renewable Energy

Ganesh Green Bharat Ltd bagged a 1,000 MWh Battery Energy Storage System (BESS) engineering, procurement, and construction (EPC) contract from NTPC Renewable Energy Ltd (NTPC REL).

Renewable energy
FundingQualified Institutional Placement (QIP)

Acme solar

Acme Solar aims to raise up to ₹2,800 crore through the QIP. The issue comprises a base size of ₹2,600 crore, along with a greenshoe option of ₹200 crore.

Investors Na
ContractTechnology

Sharika enterprises · client: Uttarakhand power corporation limited (upcl)

Awarded under the Uttarakhand Power Corporation Limited's (UPCL) flagship Ganga Corridor power distribution modernization project, Sharika Enterprises will work with East India Udyog…

Power
M&AAcquisition · Announced

Aditya birla group acquires Sprng energy

According to sources to Manicontrol, after collecting binding bids, Aditya Birla Group, led by Kumar Mangalum Birla, has taken the lead in the race to buy Indian Renewable Energy…

Renewable Energy
ContractSupply

Hirschvogel Components · client: Hinduja renewables

Hinduja Renewables Energy Private Limited (HREPL), the renewable energy Company of the Hinduja Group, has signed solar Power Delivery Agreements with Höganäs India Private Limited and…

Renewable energy
ContractSupply

Hoganäs India Private Limited · client: Hinduja renewables

Hinduja Renewables Energy Private Limited (HREPL), the renewable energy Company of the Hinduja Group, has signed solar Power Delivery Agreements with Höganäs India Private Limited and…

Renewable energy
ContractSupply

Saatvik Green Energy · client: Domestic independent power producer

Saatvik Green Energy Limited today announced that it has received and accepted an order aggregating to ₹171.45 crore for a domestic independent power producer.

Clean energy / solar
LaunchReverse Mentoring

K raheja corp

K Raheja Corp, one of India's leading real estate conglomerates, has launched 'Reverse Mentoring', a people-focused learning initiative designed to encourage meaningful dialogue between…

Learning and Development
M&AAcquisition · Completed

Thakral acquires TIL Investments Private Limited (TIL)

Thakral Corporation Ltd (TCL) has completed the acquisition of an additional 81.64% equity stake in TIL Investments Private Limited (TIL) through its wholly-owned subsidiary, Paramount…

Healthcare-led real estate development
M&AAcquisition · Announced

JSW Energy acquires Toshiba Jsw Power Systems

JSW Energy has executed definitive agreements to acquire an additional equity stake in Toshiba JSW Power Systems (TJPS), by way of a secondary purchase of equity shares from Toshiba…

Energy
M&AMerger · Completed

Mascot dynamics acquires Amrut Energy Private Limited

Amrut Energy Private Limited, a leading manufacturer of solar-powered water pumping systems, today announced its merger into Mascot Dynamics Private Limited, a diversified engineering…

Solar-powered water pumping systems
M&AAcquisition · Completed

Inox Clean Energy acquires Vibrant energy

Inox Clean Energy Limited has completed the acquisition of Vibrant Energy, a Macquarie-backed renewable independent power producer focused on the commercial and industrial (C&I) segment.…

Renewable independent power producer
ContractSupply

Hpl electric & power · client: GMR Triveni Smart Meters Limited

HPL Electric & Power Limited secured work orders worth Rs. 242.24 crore from multiple infrastructure companies for the supply of smart meters, strengthening its order book and growth…

Smart metering
ContractSupply

Hpl electric & power · client: GMR Kashi Smart Meters Limited

HPL Electric & Power Limited secured work orders worth Rs. 242.24 crore from multiple infrastructure companies for the supply of smart meters, strengthening its order book and growth…

Smart metering
Funding

Waaree energies

Waaree Energies has announced plans to enter the semiconductor segment as part of a broader restructuring exercise, alongside the approval of a fundraising programme of up to ₹100…

Semiconductor, Power Electronics, Renewable Energy
M&AAcquisition · Announced

Waaree acquires Waaree

Waaree Power Private Limited, a wholly owned subsidiary, will acquire 100% shareholding of Waaree Semicon Private Limited from Waaree Sustainable Finance Private Limited

ContractSupply

Bondada Engineering · client: Ambuja cements

Bondada Engineering, a Hyderabad-based engineering, procurement, and construction company, has secured multiple orders worth ₹1.25 billion (~$13.22 million) for a 75 MW solar project in…

Solar
ContractSupply

Bondada Engineering · client: Adani Ports and Special Economic Zone

Bondada Engineering, a Hyderabad-based engineering, procurement, and construction company, has secured multiple orders worth ₹1.25 billion (~$13.22 million) for a 75 MW solar project in…

Solar
M&AAcquisition · Announced

Saatvik Green Energy acquires Melcon Transformers & Electricals Pvt Ltd

Saatvik Green Energy Ltd has announced the acquisition of 80 per cent equity stake in Melcon Transformers & Electricals Pvt Ltd, a Jaipur-based transformer manufacturer.

Transformer Manufacturing
M&AAcquisition · Announced

Premier energies acquires Ksolare energy

Premier Energies acquired a 51% stake in transformer manufacturer Transcon and inverter producer KSolare Energy. Premier invested INR5 billion (US$56.96 million) in Transcon and INR1.7…

Inverter Production
ContractInfrastructure

Solarworld Energy Solutions Limited · client: NTPC Renewable Energy

Solarworld Energy Solutions Limited has announced the signing of an Engineering, Procurement, and Construction (EPC) contract with NTPC Renewable Energy Limited for the development of a…

Renewable Energy
M&AAcquisition · Completed

Inox Clean Energy acquires Vibrant energy

It then went on to acquire Macquarie-owned Vibrant Energy, an Indian renewable energy company that supplies electricity to Amazon’s establishments in the country.

Renewable Energy
M&AAcquisition · Announced

Inox Clean Energy acquires Sunsource energy

It also announced the acquisition of a solar projects portfolio from SunSource Energy, the Indian arm of the Netherlands-based SHV Energy.

Solar Projects
M&AAcquisition · Announced

Inox Clean Energy acquires Sunsource energy

It also announced the acquisition of a solar projects portfolio from SunSource Energy, the Indian arm of the Netherlands-based SHV Energy.

Solar Energy
ContractGovernment

Uttar Pradesh government · client: Loom solar

Loom Solar has secured a second land allotment from the Uttar Pradesh government to scale its solar and Battery Energy Storage Systems (BESS) manufacturing capacity.

Renewable Energy
FundingLetter of Intent

Zodiac energy

Zodiac Energy has received a Letter of Intent (LoI) worth around $3.28 million (around Rs 30.85 crore) from an international entity based in Zambia. The LoI is for execution of a turnkey…

Investors Na
Solar Energy
M&AAcquisition · Pending

National Investment and Infrastructure Fund (NIIF) acquires Sprng energy

National Investment and Infrastructure Fund (NIIF) has emerged as the frontrunner to acquire Sprng Energy from Shell for nearly $1.7 billion, said people in the know, as India’s…

Renewable Power / Energy
M&AAcquisition · Completed

Shell Group acquires Sprng energy

Shell Group acquired Sprng as part of a global clean energy pivot for $1.55 billion in 2022.

Renewable Energy

Environment companies in Kolkata, by revenue

Browse environment companies in Kolkata 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 60 environment companies in Kolkata, West Bengal 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

Manufacturer of solar photovoltaic modules and renewable energy solutions

Solar energy
₹3,459.53 crFY 2024-25
+37%2024–2025
2,289+13% 12 mo to Jul 2024LinkedIn · Oct 2026
21 yr2005
2postings · last posted Sep 2026

Wind power generation and EPC services in wind sector

Wind energy
₹1,638.49 crFY 2023-24
Not reported
1-4% 12 mo to Mar 2023LinkedIn · Oct 2026
63 yr1963
—No postings tracked

Government body focused on exporting and importing of ferrous & iron scrap

Government entities
₹961.37 crFY 2023-24
Not reported
516-6% 12 mo to Mar 2022LinkedIn · Oct 2026
62 yr1964
0none in 3 months

Provider of EPC and O&M solutions provider for grid-connected solar power plants

Wind energy
₹827.46 crFY 2023-24
+28%2023–2024
25LinkedIn · Jul 2026
14 yr2012
0none in 3 months

Provider of coal and logistics services

Air management services
₹737.32 crFY 2022-23
Not reported
238LinkedIn · Jul 2026
83 yr1943
0none in 3 months · last posted Jun 2026

Manufactures solar cells and solar modules

Solar energy
₹577.43 crFY 2024-25
+2053%2024–2025
431+76% 12 mo to Sep 2024LinkedIn · Oct 2026
32 yr1994
0none in 3 months

Manufacturer and provider of solar modules

Solar energy
₹523.77 crFY 2024-25
+58%2024–2025
—Not available
18 yr2008
1postings · last posted Sep 2026

Manufacturer of solar powered products

Solar energy
₹466.42 crFY 2024-25
+34%2024–2025
312LinkedIn · Jul 2026
38 yr1988
0none in 3 months · last posted Jun 2026

Manufacturer of photovoltaic poly-crystalline solar cells

Solar energy
₹430.86 crFY 2022-23
Not reported
633+8% 12 mo to Jul 2024LinkedIn · Oct 2026
27 yr1999
0none in 3 months · last posted Jun 2026

Provider of water treatment services

Waste & water management
₹376.14 crFY 2023-24
+81%2023–2024
49LinkedIn · Jul 2026
14 yr2012
0none in 3 months

Provider of environmental consulting and waste recycling solutions

Mining equipment
₹236.76 crFY 2024-25
+19%2024–2025
203LinkedIn · Jul 2026
20 yr2006
0none in 3 months

Provider of water and waste management

Waste & water management
₹215.39 crFY 2024-25
+8%2024–2025
188-25% 12 mo to Aug 2024LinkedIn · Jul 2026
12 yr2014
1postings · last posted Aug 2026

Manufacturer of solar panels and installer of plants

Solar energy
₹191.77 crFY 2024-25
+4%2024–2025
36LinkedIn · Jul 2026
15 yr2011
0none in 3 months

Provider of waste recycling services for construction

Waste & water management
₹170.97 crFY 2022-23
Not reported
209-7% 12 mo to Sep 2024LinkedIn · Oct 2026
20 yr2006
—No postings tracked

Provider of water treatment and drinking water services

Waste & water management
₹132.48 crFY 2024-25
+16%2024–2025
78+169% 12 mo to Sep 2024recorded Sep 2024
7 yr2019
0none in 3 months

Developer of solar energy projects

Solar energy
₹116.76 crFY 2024-25
+2031%2024–2025
8LinkedIn · Jul 2026
6 yr2020
0none in 3 months

Provider of waste management services

Waste & water management
₹107.67 crFY 2024-25
-12%2024–2025
41-2% 12 mo to Sep 2024LinkedIn · Oct 2026
31 yr1995
0none in 3 months

Provider of waste management services

Waste & water management
₹84.73 crFY 2024-25
-50%2024–2025
63LinkedIn · Jul 2026
15 yr2011
0none in 3 months

Solar project developer and installation services provider

Solar energy
₹74.74 crFY 2022-23
Not reported
11LinkedIn · Jul 2026
17 yr2009
0none in 3 months

Provider of plastic waste recycling services

Waste & water management
₹71.79 crFY 2024-25
+24%2024–2025
35+3% 12 mo to Aug 2024LinkedIn · Jul 2026
21 yr2005
0none in 3 months

Leading rooftop solar EPC company

Solar energy
₹62.89 crFY 2024-25
+263%2024–2025
23LinkedIn · Jul 2026
9 yr2017
0none in 3 months

Solar installation company

Solar energy
₹61.99 crFY 2024-25
+49%2024–2025
75+50% 12 mo to Sep 2024LinkedIn · Jul 2026
11 yr2015
0none in 3 months · last posted Jun 2026

Developer of hydropower and wind power projects, provider of related consultancy services

Hydro power
₹42.04 crFY 2022-23
-8%2022–2023
34-10% 12 mo to Mar 2023LinkedIn · Oct 2026
31 yr1995
0none in 3 months

Offers multi-disciplinary services in engineering, power generation, transmission, distribution, cement, mining, chemicals, and more

Nuclear energy
₹38.26 crFY 2021-22
Not reported
131+6% 12 mo to Sep 2024LinkedIn · Oct 2026
76 yr1950
—No postings tracked

Provider of solar asset management services and projects

Solar energy
₹41.47 crFY 2024-25
+7%2024–2025
—Not available
5 yr2021
0none in 3 months
50 of 104 companies shown here · the full list is on Radar
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Explore environment companies in Kolkata by what you are looking for

Looking for top environmental companies in Kolkata? Browse waste and water management firms, solar energy companies and environmental consulting firms in Kolkata, plus environment startups and companies that are hiring.

9 ways to explore environment in Kolkata

Waste & water management companiesSolar energy companies & manufacturersWind, hydro & other renewable power companiesEnvironmental consulting & research firmsAir quality & pollution control companiesGreen building & sustainable construction companies

Waste & water management companies

Companies that treat wastewater, manage waste streams and recycle materials.

  1. MSTC

    Government body focused on exporting and importing of ferrous & iron scrap

    Government entities
    See in list
  2. GBCIPL

    Provider of water treatment services

    Waste & water management
    See in list
  3. CFlo

    Provider of environmental consulting and waste recycling solutions

    Mining equipment
    See in list
  4. Rean Watertech

    Provider of water and waste management

    Waste & water management
    See in list
  5. CDE

    Provider of waste recycling services for construction

    Waste & water management
    See in list
42 companies in Kolkata

Solar energy companies & manufacturers

Makers of solar cells and modules and providers of solar project development services.

  1. Vikram Solar

    Manufacturer of solar photovoltaic modules and renewable energy solutions

    Solar energy
    See in list
  2. LNB Renewable

    Provider of EPC and O&M solutions provider for grid-connected solar power plants

    Wind energy
    See in list
  3. Websol Energy System

    Manufactures solar cells and solar modules

    Solar energy
    See in list
  4. AVO

    Manufacturer of solar powered products

    Solar energy
    See in list
  5. Jupiter

    Manufacturer of photovoltaic poly-crystalline solar cells

    Solar energy
    See in list

Wind, hydro & other renewable power companies

Developers and engineering firms building wind, hydro, bioenergy and other renewable power projects.

  1. Techno Electric & Engineering

    Wind power generation and EPC services in wind sector

    Wind energy
    See in list
  2. LNB Renewable

    Provider of EPC and O&M solutions provider for grid-connected solar power plants

    Wind energy
    See in list
  3. Sova Solar

    Manufacturer and provider of solar modules

    Solar energy
    See in list
  4. EDCL

    Developer of hydropower and wind power projects, provider of related consultancy services

    Hydro power
    See in list
  5. Unnmukt Urja

    Provider of waste management services

    Bioenergy
    See in list

Environmental consulting & research firms

Consultants advising on environmental compliance, carbon solutions and sustainability.

  1. CFlo

    Provider of environmental consulting and waste recycling solutions

    Mining equipment
    See in list
  2. Consultivo

    Provider of consulting firm working globally with a focus on risk management and compliance services

    Grc services
    See in list
  3. Carbonsequest

    The company is a carbon sequestration solutions provider offering a range of technologies and services to mitigate climate change by capturing and storing carbon dioxide emissions, leveraging expertise in geology, oceanography, and genetics to develop innovative solutions for a net-zero future

    Environment consultancy services
    Website
  4. Kamala Trading

    Kolkata's top industrial scrap traders, specializing in recycling and sustainable solutions

    Environment consultancy services
    Website
  5. Erda Illumine

    Provider of carbon solutions specializes in carbon finance to provide green energy solutions

    Environment consultancy services
    Website

Air quality & pollution control companies

Providers of air purification, filtration and pollution control services.

  1. KCT Coal Sales

    Provider of coal and logistics services

    Air management services
    See in list
  2. Envolta

    Top Notch Radiological Safety Service Provider India - Envolta

    Air management services
    Website
  3. Bdfansfilters

    Manufacturer of filtration products designed for air purification and dust collection

    Air management services
    Website
  4. Redshiftenvironmentalsystems

    Redshift environmental Systems India is an engineering firm that provides dust pollution control system solutions.

    Air management services
    Website

Green building & sustainable construction companies

Firms offering sustainable architecture, modular buildings and eco-friendly construction.

  1. Paving+

    Provider of asphalt and concrete paving services for residential, commercial, and industrial projects

    Green buildings
    See in list
  2. Green Building Solution

    Provider of architectural services for sustainable green building solutions

    Green buildings
    Website
  3. Asangaoverseas.com

    Manufacturer of modular container homes, offices, cafes, and dormitory units

    Green buildings
    Website
  4. CDE

    Provider of waste recycling services for construction

    Waste & water management
    See in list
4 companies in Kolkata

Environment startups in Kolkata

Recently founded environment companies in Kolkata.

  1. Samvik Power

    Provider of engineering, procurement, and construction solutions for solar power projects

    Solar energy
    See in list
  2. KMN Environmental Impact

    Provider of solutions to address environmental challenges

    Waste & water management
    Website
  3. Asangaoverseas.com

    Manufacturer of modular container homes, offices, cafes, and dormitory units

    Green buildings
    Website
  4. Carbonsequest

    The company is a carbon sequestration solutions provider offering a range of technologies and services to mitigate climate change by capturing and storing carbon dioxide emissions, leveraging expertise in geology, oceanography, and genetics to develop innovative solutions for a net-zero future

    Environment consultancy services
    Website
  5. Poweredelectron

    Provider of solar power system products, design, engineering, and installation

    Solar energy
    Website
10 companies in Kolkata

Environment companies hiring in Kolkata

Environment companies in Kolkata with open positions.

  1. Vikram Solar

    Manufacturer of solar photovoltaic modules and renewable energy solutions

    Solar energy
    See in list
  2. KCT Coal Sales

    Provider of coal and logistics services

    Air management services
    See in list
  3. AVO

    Manufacturer of solar powered products

    Solar energy
    See in list
  4. Jupiter

    Manufacturer of photovoltaic poly-crystalline solar cells

    Solar energy
    See in list
  5. Rean Watertech

    Provider of water and waste management

    Waste & water management
    See in list
9 companies in Kolkata

Listed environment companies in Kolkata

Publicly listed environment companies in Kolkata.

  1. Vikram Solar

    Manufacturer of solar photovoltaic modules and renewable energy solutions

    Solar energy
    See in list
  2. Techno Electric & Engineering

    Wind power generation and EPC services in wind sector

    Wind energy
    See in list
  3. MSTC

    Government body focused on exporting and importing of ferrous & iron scrap

    Government entities
    See in list
  4. Websol Energy System

    Manufactures solar cells and solar modules

    Solar energy
    See in list
  5. EDCL

    Developer of hydropower and wind power projects, provider of related consultancy services

    Hydro power
    See in list
7 companies in Kolkata
The business behind the activity

Environment financials in Kolkata

Revenue, profit and growth from the filed annual accounts of 49 environment companies in Kolkata, West Bengal for FY24-25 — 60 of the 104 companies on this page file accounts with the Ministry of Corporate Affairs. The five largest earn 80% of the revenue, so medians describe the typical company better than totals.

combined revenue, FY24-25₹7,157.14 cr

49 companies filing accounts

combined net profit₹968.36 cr

13.5% aggregate margin

are profitable90%

44 of 49 companies

median revenue~₹17.6 cr

the typical company

median revenue growth+16%

into FY24-25

earned by the top five80%

revenue concentration

Six-year view

Combined revenue of filing companies

₹4,129.62 crFY19-2047 filers
₹3,954.82 crFY20-2150 filers
₹4,655.72 crFY21-2252 filers
₹5,384.40 crFY22-2352 filers
₹6,385.58 crFY23-2453 filers
₹7,157.14 crFY24-2549 filers

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

Like-for-like

The same 46 companies over three years

+51%
FY22-23₹4,711.04 cr₹376.67 cr net
FY23-24₹5,410.46 cr₹327.19 cr net
FY24-25₹7,118.64 cr₹968.00 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 cr771% profitable
₹1–10 cr1392% profitable
₹10–100 cr1989% profitable
₹100–1,000 cr9100% profitable
Over ₹1,000 cr1100% profitable

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

Momentum

How fast revenue moved into FY24-25

Shrinking12
0–20%14
20–50%13
50–100%0
Doubled+9

48 companies with accounts for both years; median growth +16%.

Profitability

Profit is concentrated at the top

44profitable
5loss-making
13.5%aggregate margin
3.9%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
Samvik PowerSAMVIK POWER PRIVATE LIMITED
VSL RE PowerVSL RE POWER PRIVATE LIMITED+263%₹62.89 cr
Nimbus SolarNIMBUS IRRIGATION PVT. LTD.
HulladekHULLADEK RECYCLING PRIVATE LIMITED
KSL CleantechKSL CLEANTECH LIMITED+49%₹61.99 cr
RohiniROHINI FIRE SAFETY PRIVATE LIMITED
Profit leaders · ₹10 cr+ revenue

Highest net margins, FY24-25

CompanyMarginRevenue
MSTCMSTC LIMITED104.0%₹387.50 cr
Websol Energy SystemWEBSOL ENERGY SYSTEM LIMITED26.8%₹577.43 cr
KCT Coal SalesKARAM CHAND THAPAR & BROS (COAL SALES ) LTD19.3%₹849.57 cr
RohiniROHINI FIRE SAFETY PRIVATE LIMITED
Nihon IspatNIHON ISPAT PVT LTD
Rean WatertechREAN WATERTECH PRIVATE LIMITED14.0%₹215.39 cr
Inside the industry

Sub-sectors compared, FY24-25

Sub-sectorCompaniesRevenueMedian revenueProfitableMargin
Solar energy20₹4,967.16 cr~₹20.5 cr90%6.4%
Waste & water management19₹722.91 cr~₹10.5 cr89%9.4%
Leaders

Largest environment companies by revenue, FY24-25

Company · legal entityRevenueNet resultMarginGrowth
Vikram SolarVikram Solar Limited₹3,451.67 cr₹139.10 cr4.0%+41%
KCT Coal SalesKARAM CHAND THAPAR & BROS (COAL SALES ) LTD₹849.57 cr₹163.78 cr19.3%+27%
Websol Energy SystemWEBSOL ENERGY SYSTEM LIMITED₹577.43 cr₹154.74 cr26.8%>10×
AVOSWITCHING AVO ELECTRO POWER LIMITED₹430.43 cr₹40.74 cr9.5%+26%
MSTCMSTC LIMITED₹387.50 cr₹402.98 cr104.0%-25%
Rean WatertechREAN WATERTECH PRIVATE LIMITED₹215.39 cr₹30.15 cr14.0%+8%
HR SolarH.R. SOLAR SOLUTION PRIVATE LIMITED₹191.77 cr₹6.14 cr3.2%+4%
Haldia WaterHALDIA WATER SERVICES PRIVATE LIMITED₹132.48 cr₹7.37 cr5.6%+16%
EOFPLEASTERN ORGANIC FERTILIZER PRIVATE LIMITED₹107.56 cr₹3.52 cr3.3%-12%
CFloCFLO WORLD LIMITED₹103.65 cr₹11.15 cr10.8%+13%
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 Kolkata 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 Kolkata
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 Kolkata compares. Debt, IPO and grant rounds are excluded.

equity rounds, last 12 months15

US$737.10m

equity rounds, last 24 months70

US$1.35bn

raised over five yearsUS$5.13bn

219 rounds in India

M&A deals, India146

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 India

138Acquisition
7Merger
1Announced

Most active acquirers

  1. Waaree energies14
  2. Inox Clean Energy11
  3. Premier energies9
  4. ONGC-NTPC Green Pvt Ltd8
  5. Thermax4

Most acquired or merged

  1. Sprng energy10
  2. Ayana renewable power9
  3. Wind World India7
  4. Vibrant energy6
  5. Ksolare energy6

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

Environment funding in Kolkata

6 environment companies in Kolkata have recorded equity funding, US$105.01m in total. Totals and round dates describe the historical record; they are not current valuations.

Founders and momentum in Kolkata

Meet the people behind environment companies in Kolkata. 41 of 104 companies list founders or leaders; where a public LinkedIn profile matches exactly, the expanded profile shows the photo, headline, location and education.

Explore Kolkata environment companies by sub-sector

The most common specialisations among environment companies in Kolkata. 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.

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