Company lists
The Kolkata edition · 2026

Energycompanies in Kolkata

Solar, power & transmission, oil & gas, batteries, wind & bioenergy and more: the companies building energy in Kolkata, West Bengal, with their founders, funding, team size and business models.

141 company profiles69 with reported revenue3 with recorded fundingOctober 2026 edition
Kolkata · Photo: Wikimedia Commons (Creative Commons Attribution-ShareAlike 4.0)

Recent energy business events in India

Funding, M&A, contract wins and launches involving 6,577 energy companies in India, last 24 months: 1474 Contracts · 320 M&A deals · 132 funding rounds · 17 launches. Newest first; companies and investors link to their Fliar profiles. Latest event in our news feed: Jun 2026.

M&AAcquisition · Announced

Adani energy solutions acquires Intellismart

Adani Group's Adani Energy Solutions (AESL) has announced its 100% acquisition of IntelliSmart Infrastructure Private Limited, playing a big stake in India's smart metering sector. The…

Smart metering
M&AAcquisition · Announced

Adani energy solutions acquires IntelliSmart Infrastructure

Adani Energy Solutions (AESL) has signed a binding securities purchase and subscription agreement to acquire 100% of the equity in smart metering company IntelliSmart Infrastructure.

Smart Metering
ContractInfrastructure

Bharat heavy electricals · client: Meja Urja Nigam

Shares of state-owned Bharat Heavy Electricals Limited went up by over 2 per cent on Friday after the engineering major secured an order worth over Rs 21,000 crore from Meja Urja Nigam…

Power
ContractInfrastructure

Bhel · client: Meja Urja Nigam

BHEL announced it has bagged an order worth Rs 21,000 crore for the development of a thermal power plant in Uttar Pradesh, awarded by Meja Urja Nigam Private (MUNPL).

Energy
ContractSupply

Bharat heavy electricals · client: Dangote Petroleum Refinery & Petrochemicals Free Zone Enterprise

Bharat Heavy Electricals Limited (BHEL) signed a contract on 2 June 2026 with Dangote Petroleum Refinery & Petrochemicals Free Zone Enterprise in Nigeria for a refinery and petrochemical…

Energy
M&AAcquisition · Completed

Life insurance corporation of india acquires NHPC

Life Insurance Corporation of India (LIC) has increased its holding in state-owned hydropower major NHPC Ltd by acquiring a 0.76 per cent stake through open market transactions on June…

Hydropower
M&AAcquisition · Announced

AM Green acquires Assam Bio Refinery

This divestment strategy coincides with AM Green's plans to acquire Fortum Oyj's and Chempolis Oy's 50% stake in their joint venture, Assam Bio Refinery Pvt Ltd, along with the Finnish…

Biotechnology
ContractService

BigTrunk Communications · client: Velvex

BigTrunk Communications has added another marquee account to its roster, securing the national digital and social media mandate for Velvex, the lubricant brand owned by Nandan Petrochem…

Advertising
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
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
ContractService

BigTrunk Communications · client: Nandan Petrochem

BigTrunk Communications, an independent integrated advertising agency known for its data-driven and creative approach, has secured the national digital and social media mandate for…

Advertising
ContractInfrastructure

Bajel Projects · client: Datacenter Client

Bajel Projects has received a mega EPC contract from Datacenter Client (Mumbai) for design, engineering, procurement, supply, erection, testing, commissioning and performance testing of…

Infrastructure
ContractService

Power mech projects · client: Adani Infrastructure Management Services Limited

Power Mech Projects Limited has secured a new order worth ₹266.26 crore from Adani Infrastructure Management Services Limited for operations and maintenance services at a thermal power…

Power
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
ContractSupply

DEE Development Engineers · client: Bharat Petroleum

The contracts include a INR 386.83 crore order from Bharat Petroleum Corporation (BPCL) for the manufacturing and supply of piping systems

Energy
ContractSupply

Sharika enterprises · client: East india udyog

Smart grid firm Sharika Enterprises Limited has secured a ₹24.90 crore subcontract from East India Udyog Limited for UPCL's Ganga Corridor project.

Power
ContractSupply

United drilling tools · client: Shivganga Drillers

United Drilling Tools has secured a domestic order worth around Rs 16.62 lakh from Shivganga Drillers. The order is for the supply of Stabilizer(s) used in Oil and Gas Industry in the…

Oil and Gas
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

Transrail lighting · client: Na

Transrail Lighting, a leading engineering, procurement and construction (EPC) company, has secured fresh orders worth ₹575 crore, further strengthening its presence across the…

Infrastructure
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
M&AAcquisition · Completed

Power grid corporation of india acquires TUMKUR II RE Transmission Limited

Power Finance Corporation Limited completed the transfer of its wholly owned subsidiary, TUMKUR II RE Transmission Limited, to Power Grid Corporation of India Limited on May 29, 2026,…

Transmission
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 · Completed

Man industries acquires National

India-based MAN Industries has completed the acquisition of 100pct equity stake in Saudi Arabia's National Pipe Company Limited (NPC) through its wholly owned Saudi subsidiary Man…

Manufacturing
M&AAcquisition · Pending

Dalmia Bharat Refractories acquires Dalmia

The company is also in talks to acquire Dalmia Magnesite Corporation, pending regulatory approval.

Refractory Industry
M&AAcquisition · Completed

Birla Mutual Fund acquires Adani energy solutions

Qatar Holding LLC, a Qatari investment authority affiliated to the Qatari Investment Authority, sold 48.05 lakh shares of Adani Energy Solutions in a big deal on the open market on…

Energy
M&AAcquisition · Announced

Adani power acquires Jaiprakash power ventures

Adani Power Ltd has also expanded its energy portfolio by acquiring JAL's power assets. This includes a 24% stake in Jaiprakash Power Ventures Ltd (JPVL) and a 180 MW thermal power plant…

Power
M&AAcquisition · Completed

Man industries acquires Npc

This acquisition represents a strategic move for Man Industries, as NPC possesses a robust balance sheet with cash and liquid assets amounting to USD 83 million.

M&AAcquisition · Announced

Adani power acquires JP Power (Jay Prakash Power Ventures Limited)

Adani Power has announced on Thursday that it has made definitive agreements with Jay Prakash Associates Limited (JP Associates). The agreement is to acquire a 24 per cent stake in JP…

Power

Energy companies in Kolkata, by revenue

Browse energy 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 69 energy 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

Coal mining corporation

Non- renewable power generation
₹150,293.06 crFY 2023-24
Not reported
842-6% 12 mo to Mar 2023LinkedIn · Oct 2026
51 yr1975
—No postings tracked

Government entity focused on distribution of electricity

Government entities
₹38,745.33 crFY 2024-25
+16%2024–2025
2,320LinkedIn · Oct 2026
19 yr2007
0none in 3 months

Provider of car battery emergency services and doorstep service for inverter batteries and HUPS

Services for energy storage
₹17,350.65 crFY 2024-25
+3%2024–2025
38+1% 12 mo to Sep 2024LinkedIn · Oct 2026
10 yr2016
0none in 3 months

Manufacturer of polyethylene products

Petrochemicals
₹14,648.00 crFY 2024-25
-13670%2024–2025
1,915+10% 12 mo to Jul 2024LinkedIn · Oct 2026
41 yr1985
0none in 3 months

Manufacturers of lead & lead based products for the battery industry

Energy storage
₹5,770.99 crFY 2024-25
+16%2024–2025
288-4% 12 mo to Sep 2024recorded Sep 2024
24 yr2002
0none in 3 months

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

Developer of electricity transmission projects

Electricity transmission & distribution project developer
₹3,290.64 crFY 2023-24
Not reported
2,889+30% 12 mo to Jul 2024LinkedIn · Oct 2026
45 yr1981
—No postings tracked

R&D focused on manufacturing of automobile, industrial oils and greases

Materials equipment manufacturers
₹1,953.14 crFY 2023-24
Not reported
450-1% 12 mo to Oct 2023recorded Oct 2023
98 yr1928
—No postings tracked

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

Manufacturer & exporter of cable and conductors

Electricity transmission & distribution equipment
₹1,333.32 crFY 2022-23
Not reported
323+47% 12 mo to Sep 2024recorded Sep 2024
38 yr1988
2postings · last posted Aug 2026

Manufacturer, supplier & exporter of batteries and Lighting products

Energy storage
₹1,317.17 crFY 2023-24
Not reported
1,987-10% 12 mo to Aug 2024LinkedIn · Oct 2026
121 yr1905
0none in 3 months

Power generation company engaged in thermal energy production

Electricity transmission & distribution project developer
₹933.15 crFY 2024-25
+2%2024–2025
114LinkedIn · Oct 2026
18 yr2008
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

Developer of electricity transmission based utility projects

Electricity transmission & distribution project developer
₹617.74 crFY 2021-22
Not reported
501+22% 12 mo to Jul 2024recorded Jul 2024
37 yr1989
—No postings tracked

Developer of electricity transmission based projects

Electricity transmission & distribution project developer
₹679.05 crFY 2023-24
Not reported
374LinkedIn · Oct 2026
107 yr1919
0none in 3 months · last posted Apr 2025

Manufacturer of wires and cables for transmission and distribution of electricity

Electricity transmission & distribution equipment
₹578.97 crFY 2024-25
+51%2024–2025
231+15% 12 mo to May 2024LinkedIn · Jul 2026
17 yr2009
0none in 3 months

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 electricity power finance services

Electricity transmission & distribution financing
₹213.61 crFY 2021-22
Not reported
9+0% 12 mo to Sep 2024recorded Sep 2024
15 yr2011
—No postings tracked

Provider of electricity and railway engineering project management services

Electricity transmission & distribution project developer
₹185.61 crFY 2021-22
Not reported
—Not available
40 yr1986
—No postings tracked

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 products and engineering services

Electricity transmission & distribution project developer
₹168.30 crFY 2021-22
Not reported
141LinkedIn · Jul 2026
37 yr1989
0none in 3 months

Manufacturer of gas fitting equipment

Oil & gas equipment
₹119.51 crFY 2021-22
Not reported
12-1% 12 mo to Sep 2024LinkedIn · Oct 2026
35 yr1991
—No postings tracked
50 of 141 companies shown here · the full list is on Radar
Fliar Radar

Explore all 141 energy companies in Kolkata on Radar

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

Open energy in Kolkata on Radar
  • Every company, not just 50All 141 energy companies in Kolkata, 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 energy companies in Kolkata by what you are looking for

Browse energy companies in Kolkata, from solar manufacturers and power transmission firms to oil and gas suppliers and battery makers. Find top energy companies in India based in Kolkata, including listed energy stocks and startups.

9 ways to explore energy in Kolkata

Solar energy companies & module manufacturersPower transmission, distribution & utilitiesOil, gas & petroleum companiesBattery & energy storage companiesWind, bioenergy & hydro power companiesEnergy efficiency, LED lighting & cooling

Solar energy companies & module manufacturers

Manufacturers of solar cells and modules, plus solar EPC and project developers.

  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

Power transmission, distribution & utilities

Makers of cables, transformers and equipment, plus project developers and utilities for the power grid.

  1. WBSEDCL

    Government entity focused on distribution of electricity

    Government entities
    See in list
  2. Laser Power Infra

    Manufacturer & exporter of cable and conductors

    Electricity transmission & distribution equipment
    See in list
  3. Hiranmaye Energy

    Power generation company engaged in thermal energy production

    Electricity transmission & distribution project developer
    See in list
  4. India Power Corporation

    Developer of electricity transmission based projects

    Electricity transmission & distribution project developer
    See in list
  5. Saranyu Power Trading

    Provider of electricity power finance services

    Electricity transmission & distribution financing
    See in list

Oil, gas & petroleum companies

Suppliers of fuel, LPG, lubricants, petrochemicals and oil and gas equipment.

  1. Haldia Petrochemicals

    Manufacturer of polyethylene products

    Petrochemicals
    See in list
  2. Tide Water Oil

    R&D focused on manufacturing of automobile, industrial oils and greases

    Materials equipment manufacturers
    See in list
  3. Eastern Gases

    LPG, propane, and butane supplier

    Oil & gas downstream
    Website
  4. Assam Company

    Oil & gas exploration and tea plantation company

    Oil & gas upstream
    Website
  5. DHP India

    Manufacturer of gas fitting equipment

    Oil & gas equipment
    See in list
20 companies in Kolkata

Battery & energy storage companies

Manufacturers and suppliers of lead acid, lithium ion and backup power batteries.

  1. Exide

    Provider of car battery emergency services and doorstep service for inverter batteries and HUPS

    Services for energy storage
    See in list
  2. Chloride Metals

    Manufacturers of lead & lead based products for the battery industry

    Energy storage
    See in list
  3. Eveready

    Manufacturer, supplier & exporter of batteries and Lighting products

    Energy storage
    See in list
  4. Zillion Power

    Provider of power backup solution

    Energy storage
    See in list
  5. OTPL Group

    Provider of lithium ion battery services

    Services for energy storage
    Website

Wind, bioenergy & hydro power companies

Developers and equipment makers for wind, biodiesel, biogas and hydro power.

  1. Techno Electric & Engineering

    Wind power generation and EPC services in wind sector

    Wind energy
    See in list
  2. EDCL

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

    Hydro power
    See in list
  3. Greenovera

    Developer of bio energy plants

    Bioenergy
    See in list
  4. Unnmukt

    Company that focuses on providing alternative solutions to agricultural and industrial waste by utilizing renewable energy sources, such as biomass pellets, to promote sustainable energy management and supply chain solutions

    Bioenergy
    Website
  5. Jayshree Chemicals

    Manufacturer of chlor alkali solutions

    Wind energy
    Website

Energy efficiency, LED lighting & cooling

Makers of LED lighting, power electronics and cooling systems, plus energy consulting services.

  1. Simoco

    Provider of LED products

    Energy efficiency
    See in list
  2. Signotron

    Manufacturer of power electronics and embedded systems for industrial applications. This company designs and manufactures products for various sectors, including railway, e-mobility, and industrial control systems. Their offerings encompass passenger information systems, telemetry systems for trains, alternators, and harmonic filters. The focus is on developing efficient and reliable solutions for demanding environments. A key area of expertise is renewable energy-oriented products.

    Electronic components
    See in list
  3. Bentec India

    Manufacturer of switch fuse units, with a focus on eminence products and technology

    Services for energy efficiency
    Website
  4. Magik LED

    Manufacturer of LED lighting solutions for diverse applications

    Energy efficiency
    Website
  5. Enfragy Solutions

    Energy management services and consultancy

    Energy efficiency
    Website

Listed energy companies in Kolkata

Publicly listed energy companies based in Kolkata.

  1. Coal India

    Coal mining corporation

    Non- renewable power generation
    See in list
  2. Vikram Solar

    Manufacturer of solar photovoltaic modules and renewable energy solutions

    Solar energy
    See in list
  3. Skipper

    Developer of electricity transmission projects

    Electricity transmission & distribution project developer
    See in list
  4. Tide Water Oil

    R&D focused on manufacturing of automobile, industrial oils and greases

    Materials equipment manufacturers
    See in list
  5. Techno Electric & Engineering

    Wind power generation and EPC services in wind sector

    Wind energy
    See in list
16 companies in Kolkata

Energy startups in Kolkata

Newer energy companies in Kolkata founded in recent years.

  1. Samvik Power

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

    Solar energy
    See in list
  2. Magellanium

    Manufacturer of biodiesel plant

    Bioenergy
    Website
  3. Dasel Power

    Power technology company specializing in solar energy products and services

    Electricity transmission & distribution equipment
    Website
  4. Ravivity International

    Provider of petroleum products trading services

    Oil & gas downstream
    Website
  5. PowerWatt Technologies

    PowerWatt Technologies Pvt. Ltd. is a leading Solar EPC and Consultancy provider of India.

    Solar energy
    Website
14 companies in Kolkata

Energy companies hiring in Kolkata

Energy companies in Kolkata with open roles right now.

  1. Vikram Solar

    Manufacturer of solar photovoltaic modules and renewable energy solutions

    Solar energy
    See in list
  2. Laser Power Infra

    Manufacturer & exporter of cable and conductors

    Electricity transmission & distribution equipment
    See in list
  3. India Power Corporation

    Developer of electricity transmission based projects

    Electricity transmission & distribution project developer
    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
10 companies in Kolkata
Mobile reach

Top 3 energy apps from Kolkata

The most-installed Android apps published by energy companies headquartered in Kolkata — 3.9M installs between them. 3 companies on this page publish at least one app; each company (legal entity) appears once, with its most-installed app.

1 of 3
1

Vidyut Sahayogi

by WBSEDCL

Installs3.8M
Rating3.7455K ratings
Last updatedApr 2026
View on Google Play ↗
Vidyut Sahayogi screenshot 1Vidyut Sahayogi screenshot 2Vidyut Sahayogi screenshot 3Vidyut Sahayogi screenshot 4Vidyut Sahayogi screenshot 5Vidyut Sahayogi screenshot 6
2

Exide HUB

by Exide

Installs85K
Rating—
Last updatedJun 2026
View on Google Play ↗
Exide HUB screenshot 1Exide HUB screenshot 2Exide HUB screenshot 3Exide HUB screenshot 4Exide HUB screenshot 5Exide HUB screenshot 6
3

IPPL

by Indpet

Installs935
Rating—
Last updatedJan 2026
View on Google Play ↗
IPPL screenshot 1IPPL screenshot 2IPPL screenshot 3IPPL screenshot 4IPPL screenshot 5IPPL screenshot 6
The business behind the activity

Energy financials in Kolkata

Revenue, profit and growth from the filed annual accounts of 58 energy companies in Kolkata, West Bengal for FY24-25 — 68 of the 141 companies on this page file accounts with the Ministry of Corporate Affairs. The five largest earn 77% of the revenue, so medians describe the typical company better than totals.

combined revenue, FY24-25₹76,563.49 cr

58 companies filing accounts

combined net profit₹18,435.94 cr

24.1% aggregate margin

are profitable79%

46 of 58 companies

median revenue~₹37.8 cr

the typical company

median revenue growth+16%

into FY24-25

earned by the top five77%

revenue concentration

Six-year view

Combined revenue of filing companies

₹44,714.84 crFY19-2054 filers
₹40,718.89 crFY20-2155 filers
₹53,243.33 crFY21-2259 filers
₹65,225.94 crFY22-2358 filers
₹68,215.19 crFY23-2458 filers
₹76,563.49 crFY24-2558 filers

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

Like-for-like

The same 53 companies over three years

+18%
FY22-23₹64,780.81 cr₹15,455.89 cr net
FY23-24₹67,623.71 cr₹16,069.03 cr net
FY24-25₹76,514.56 cr₹18,436.17 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 cr862% profitable
₹1–10 cr1164% profitable
₹10–100 cr1688% profitable
₹100–1,000 cr1392% profitable
Over ₹1,000 cr1080% profitable

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

Momentum

How fast revenue moved into FY24-25

Shrinking13
0–20%16
20–50%13
50–100%4
Doubled+9

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

Profitability

Profit is concentrated at the top

46profitable
12loss-making
24.1%aggregate margin
3.3%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
Nimbus SolarNIMBUS IRRIGATION PVT. LTD.
DHP IndiaDHP INDIA LIMITED+65%₹131.86 cr
Anvil CablesANVIL ENERGY PRIVATE LIMITED+51%₹578.82 cr
Laser Power InfraLASER POWER & INFRA LIMITED+51%₹2,460.33 cr
Profit leaders · ₹10 cr+ revenue

Highest net margins, FY24-25

CompanyMarginRevenue
Coal IndiaCOAL INDIA LTD GOVT OF INDIA UNDERTAKING93.4%₹18,221.46 cr
DHP IndiaDHP INDIA LIMITED50.5%₹131.86 cr
Websol Energy SystemWEBSOL ENERGY SYSTEM LIMITED26.8%₹577.43 cr
MarsonsMARSONS LIMITED16.3%
Hi-TechHI-TECH SYSTEMS & SERVICES LTD.14.9%₹198.30 cr
AVOSWITCHING AVO ELECTRO POWER LIMITED9.5%₹430.43 cr
Inside the industry

Sub-sectors compared, FY24-25

Sub-sectorCompaniesRevenueMedian revenueProfitableMargin
Electricity transmission & distribution project developer6₹7,053.40 cr~₹198.5 cr83%4.5%
Solar energy20₹4,967.16 cr~₹20.5 cr90%6.4%
Electricity transmission & distribution equipment8₹3,579.45 cr~₹173.3 cr100%5.4%
Leaders

Largest energy companies by revenue, FY24-25

Company · legal entityRevenueNet resultMarginGrowth
Coal IndiaCOAL INDIA LTD GOVT OF INDIA UNDERTAKING₹18,221.46 cr₹17,016.56 cr93.4%+8%
ExideEXIDE INDUSTRIES LIMITED₹16,684.27 cr₹1,076.93 cr6.5%+4%
Haldia PetrochemicalsHALDIA PETROCHEMICALS LIMITED₹13,557.50 cr−₹688.60 cr-5.1%+8%
Chloride MetalsCHLORIDE METALS LIMITED₹5,770.99 cr−₹73.57 cr-1.3%+16%
SkipperSKIPPER LIMITED₹4,644.00 cr₹145.83 cr3.1%+41%
Budge Budge RefineriesBUDGE BUDGE REFINERIES LTD₹4,320.18 cr+6%
Vikram SolarVikram Solar Limited₹3,451.67 cr₹139.10 cr4.0%+41%
Laser Power InfraLASER POWER & INFRA LIMITED₹2,460.33 cr₹100.53 cr4.1%+51%
LuminoLUMINO INDUSTRIES LIMITED₹1,946.68 cr₹125.13 cr6.4%+37%
EvereadyEVEREADY INDUSTRIES INDIA LTD₹1,345.39 cr₹82.38 cr6.1%+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

Energy Industry Landscape of India

The financials above are one chapter. The full energy 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 energy landscape of Kolkata
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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

Energy funding and M&A across India

545 recorded equity rounds have gone to 6,577 energy 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 months18

US$781.34m

equity rounds, last 24 months69

US$1.46bn

raised over five yearsUS$5.37bn

219 rounds in India

M&A deals, India320

last 24 months

Capital by year

Equity funding into energy in India

amount rounds
$998m201829
$1.3bn201919
$443m202016
$668m202130
$1.3bn202234
$1.1bn202338
$984m202463
$900m202540
$406m202614

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 34 rounds.

The funding ladder · five years

Rounds and typical cheque by stage

AngelUS$102.98m26 rounds · median US$326k
SeedUS$142.06m82 rounds · median US$407k
Series AUS$430.28m42 rounds · median US$4.54m
Series BUS$717.57m25 rounds · median US$13.32m
Series CUS$601.70m16 rounds · median US$35.61m
Series D+US$2.17bn20 rounds · median US$58.75m
Private equityUS$1.20bn8 rounds · median US$100.00m
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
Electricity transmission & distribution equipmentUS$125.84m4 rounds · 4 companies
Diversified consumer electronics brandsUS$62.00m1 rounds · 1 companies
Hydro powerUS$57.58m2 rounds · 2 companies
Alternative lendingUS$54.61m4 rounds · 1 companies
Corporate activity · last 24 months

M&A in India

297Acquisition
18Merger
2Takeover

Most active acquirers

  1. Adani group36
  2. Power grid corporation of india17
  3. Waaree energies14
  4. Inox Clean Energy11
  5. Premier energies10

Most acquired or merged

  1. Sprng energy10
  2. Ayana renewable power9
  3. Wind World India7
  4. Castrol india7
  5. Vibrant energy6

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

Founders and momentum in Kolkata

Meet the people behind energy companies in Kolkata. 54 of 141 companies list founders or leaders; where a public LinkedIn profile matches exactly, the expanded profile shows the photo, headline, location and education.

Explore Kolkata energy companies by sub-sector

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

Keep exploring energy in India and nearby markets.

Coming soon