WEBELSOLARNSE11 August 2025

Websol Energy System Limited has informed the Exchange about Investor Presentation

Websol Energy System Limited

Date: 11.08.2025

To, The Manager Listing, National Stock Exchange of India Limited, Exchange Plaza, Bandra Kurla Complex, Bandra (E) Mumbai: 400051 Scrip Code- WEBELSOLAR

To, The Manager Listing, BSE Limited, Floor 25, PJ Towers, Dalal Street, Mumbai: 400 001 Scrip Code- 517498

Sub: Investors Presentation on the Financial Results for the quarter ended 30th June, 2025

Dear Sir,

Enclosed herewith is an Investors Presentation on the Financial Results for the quarter ended 30th June, 2025.

The same will also be made available on the website of the Company viz. www.webelsolar.com.

This is for your information and records.

For WEBSOL ENERGY SYSTEM LIMITED

Raju Sharma Company Secretary

Websol Energy System Limited Registered Office: 48, Pramatha Choudhury Sarani, Plot No-849, Block-‘P’, 2nd Floor, New Alipore, Kolkata - 700 053, Phone: +91-33-24000419, Fax: +91-33-24000375 E-mail: websol@webelsolar.com

Corporate Office and Plant: Sector II, Falta Special Economic Zone, Falta 24 Parganas (South), West Bengal, India, Pin- 743504 Ph.: 91-3174-222932, Fax: 91-3174-222933 E-mail: websol@webelsolar.com

www.webelsolar.com

Websol Energy System Limited (BSE: 517498, NSE: WEBELSOLAR)

Earnings Presentation Q1 FY2026

11th August 2025

Key Highlights – Q1 FY26

Key Metric

Growth

Margins

Capital Base (FY25)

INR 219 Cr Revenue

INR 103 Cr EBITDA

INR 67 Cr PAT

96.0% / 26.5% YoY / QoQ

135.4% / 31.9% YoY / QoQ

193.7% / 39.2% YoY / QoQ

68.1% Gross Margin

63.1% ROCE

47.3% EBITDA Margin

30.4% PAT Margin

80.2% ROE

0.66x Cash Conversion

Highlights

▪ On track to successfully commission 600MW Cell Line (Phase II) in less than 1 year

Phase II expansion funded completely from internal accruals

▪ More than 90% effective capacity utilization of existing Cell Line

Cash Conversion = Cash Flow from Operations / EBITDA

1

2 Industry Overview 1

3 Business Update 2

4 Financial Performance 3

Global Capacity Landscape

Global Renewable Annual Capacity Additions

Solar

Wind

Hydro

Others

Solar PV and Wind

Global Net-Zero Commitments 140+ countries have pledged net-zero emissions by mid-century

19%

3% 1%

585 GW 2024

5%

95%

5,500 GW 2030E

77%

Solar and Wind are together expected to account for 95% capacity additions

Increasing Electrification Shift from fossil fuels to electricity in vehicles, heating, manufacturing

Rapidly Declining Costs Levelized Cost of Energy from utility-scale solar is now cheaper than coal and gas in over 90% of the world

Global Solar Installed Capacity (GW)

Green Hydrogen and Solar Synergy Solar is the best fit for green hydrogen production via electrolysis

26% CAGR (CY20-CY30E)

7,000

~

Digital Infrastructure Boom Growing digital infrastructure such as data centres, AI compute centres need massive new energy capacity

714

849

1,053

1,419

1,865

CY20

CY21

CY22

CY23

CY24

CY30E

Source: IRENA, IEA, Global Status Report; CY refers to the period Jan – Dec

ESG Investing and Corporate Demand 100% renewable supply chain demand worldwide

from major corporations

2

India’s Renewable Energy Shift to Solar

Solar

Fossil

Wind

Hydro

Others

Installed Capacity (GW)

2,100 GW

Record Solar Capacity addition of ~24.5 GW in FY2025

475 GW

777 GW

4% 11% 11%

52%

22%

4% 10%

13%

35%

38%

24%

19%

57%

FY2025

FY2030E

FY2047E

Source: CEA, JMK Research, PIB, EY Energy Transition; FY refers to the period Apr-Mar

50 GW additional RE Capacity per year until FY2028

100 GW of Solar Module Capacity by FY2030

500 GW of Non-Fossil Fuel Energy Capacity FY2030

50% Renewable in the Energy Mix by FY2030

3

India’s Solar Energy Transformation

Government Initiatives

Government Target to Achieve ~280 GW by 2030

Budget Allocation

Rs 100bn for rooftop solar, offering ~300 units free electricity/month

22% CAGR (FY2019-2030E)

*Data till February

280.0

PM-KUSUM Scheme

Financial assistance to farmers and other eligible entities to install solar pumps

29.1

41.2

102.6

*

66.8

DCR Mandate

Indian-made solar cells & modules mandated in government-backed projects

Installed Capacity Breakdown (GW)

FY2019

FY2021

FY2023

FY2025

FY2030E

Tariff Restrictions

40% duty on modules, 25% on cells on imports to boost Indian manufacturing

16.7

ALMM

Only ALMM-listed modules allowed in government projects and direction for ALMM solar cell in future

Sources - MNRE, CEA, PIB, MHI, IEA, IRENA, JMK Research

2.9

4.6

102.6 GW FY2025

Ground-Mounted Solar Plants

Grid-Connected Rooftop Solar

Hybrid Projects

Off-Grid Solar Systems

78.5

4

2 Industry Overview 1

3 Business Update 2

4 Financial Performance 3

Company Snapshot

1990 Date of Incorporation

30+ Years Manufacturing Experience

Falta, West Bengal Plant Location

~ 7 acres Land Area

600MW Current Cell Capacity

550MW Current Module Capacity

+90% Effective Cell Utilization

Mono PERC Current Technology

October 2025 Commercial start of additional 600MW Mono PERC Cell Line

<1 Year To successfully commission new Cell Line

100% Capex Of new Cell Line through Internal Accruals

5

Business Strengths Supporting Long-Term Growth

Rich History in the Indian Solar Space Established in 1990 as one of the first solar cell and module manufacturers in India

Advanced Manufacturing Facility Fully automated facility for Solar Cell and Module at Falta SEZ, West Bengal

Technology Capabilities Evolved with the latest technology in the last 30 years bringing high efficiency products to the market

Well-positioned Product Portfolio Diversified Solar Cell and Module portfolio serving both Domestic and Export markets

Strong Relationships with Clients 10+ years of relationship with key Industry players as one of the oldest manufacturers

Experienced Management Team Leadership team with deep solar manufacturing expertise, driving legacy and growth for 3 decades

6

2 Industry Overview 1

3 Business Update 2

4 Financial Performance 3

Operational Performance and Profitability

Revenue from Operations

EBITDA* and Margin

Profit After Tax and Margin

All figure in Rs. Cr

39.4%

43.7%

45.8%

46.0% 47.3%

29.2%

28.2%

27.7%

30.4%

20.5%

96.0%

135.4%

193.7%

219

173

144

147

112

104

67

63

68

78

44

42

42

48

23

Q1FY25

Q2FY25

Q3FY25

Q4FY25

Q1FY26

Q1FY25

Q2FY25

Q3FY25

Q4FY25

Q1FY26

Q1FY25

Q2FY25

Q3FY25

Q4FY25

Q1FY26

*Excludes Other Income

7

Capital Efficiency

Cash Flow from Operations (Rs. Cr)

Debt/Equity Ratio

377.8%

167

1.70

Strong Cash Flow generation of Rs.167 Cr in FY25 to support expansion initiatives

35

FY24

FY25

FY24

FY25

Asset Turnover improved to 1.33x in FY25 vs. 0.09x in FY24, as operations resumed

0.55

Significant improvement in Debt/Equity to 0.55x in FY25 from 1.70x in FY24

Asset Turnover Ratio

Interest Coverage Ratio

1.33

10.99

Interest Coverage turned positive at 10.99x, reflecting sharp recovery in Profitability

Net Debt as on 30th June 2025 is Rs. 89 Cr

0.09

FY24

FY25

FY24

FY25

(9.19)

Asset Turnover = Total Revenue / Average Fixed Assets, Interest Coverage = EBIT / Interest

8

Profit and Loss Statement

Revenue from Operations

Other Income

Total Income

Cost of Material Consumed

Stores & Spares Consumption

Changes in Inventories of Finished Goods and Work in Progress

Employee Benefits Expense

Other Expenses

EBITDA*

EBITDA Margin (%)

Finance Cost

Depreciation and Amortisation Expense

Profit Before Tax

Tax Expenses

Profit After Tax

PAT Margin (%)

*Excludes Other Income

Q1 FY2026

Q1 FY2025

Y-o-Y (%)

Q4 FY2025

Q-o-Q (%)

All figure in Rs. Cr

219

2

221

81

8

(19)

6

40

104

112

0.2

112

42

5

(2)

3

19

44

47.3%

39.4%

4

11

91

24

67

5

8

32

9

23

30.4%

20.5%

96.0%

848.9%

97.6%

94.4%

51.6%

802.8%

74.6%

103.2%

135.4%

791 bps

(12.1)%

37.1%

186.0%

166.3%

193.7%

995 bps

173

1

174

50

8

(1)

6

32

78

26.5%

105.8%

26.9%

63.0%

(1.8)%

2852.6%

7.7%

23.8%

31.9%

45.4%

194 bps

4

10

66

18

48

7.8%

7.6%

38.1%

34.9%

39.2%

27.7%

268 bps

9

Balance Sheet

Balance Sheet Equity and Liabilities

Equity Share Capital

Other Equity

Total Equity

Financial Liabilities

Lease Liabilities

Provisions

Borrowings

Deferred Tax Liabilities (Net)

Total Non-Current Liabilities

Financial Liabilities

(i) Borrowings

(ii) Trade payables

(iii) Other Financial Liabilities

(iv) Lease Liabilities

Provisions

Other Current Liabilities

Total Current Liabilities

Total Equity and Liabilities

FY2024

FY2025

Assets

All figure in Rs. Cr

FY2024

FY2025

42

66

108

-

2

162

-

165

21

49

2

0.1

0.4

7

80

353

42

236

278

1

2

123

24

151

29

32

3

0.3

8

13

86

514

Property, plant and equipment

Right of Use assets

Capital work-in-progress

Other Intangible assets

Financial Assets

(i) Investments

(ii) Other Financial Assets

Deferred Tax Assets (Net)

Other Non-Current Assets

Total Non-Current Assets

Inventory

Financial Assets

(i) Trade Receivable

(ii) Cash and Cash Equivalents

(iii) Other Bank Balances

(iv) Other Financial Assets

Other Current Assets

Current tax assets (net)

Total Current Assets

Total Assets

270

0.1

30

0.00

-

3

16

3

322

19

1

1

-

0.04

10

0.4

31

353

283

1

17

1

5

3

-

40

350

34

5

48

39

0.4

36

2

164

514

10

Board of Directors

Mr Sohan Lal Agarwal

Managing Director

• Commerce Graduate from Calcutta

University

• Pioneer in India’s Solar manufacturing Industry with over four decades of entrepreneurial leadership

Mr Shailesh Kumar Mishra

Independent Director

in Electrical Bachelor’s Degree Engineering the Maulana from Azad College of Technology, Bhopal 38+ years of expertise with leadership positions in NTPC, SECI and Power Grid

Mrs Vasanthi Sreeram

Non Executive Director

Postgraduate in Physics from IIT Mumbai and M.Tech in Energy Study from IIT Delhi technical 25+ years of deep expertise in Solar Cell and Module Manufacturing

Ms Rupanjana De

Independent Director

▪ Qualified Company Secretary from

ICSI and Masters in Law

▪ Global academic credentials and more than 24+ years experience in Corporate and Law, Governance

CSR

Dr Rajeewa R Arya

Non Executive Director

▪ MSc Degree

from

Jadavpur University, MTech from IIT Kanpur and PhD from Brown University 40+ years of expertise with leadership positions in Moser-Baer and BP Solar

Ms Sanjana Khaitan

Executive Director

Commerce Graduate from SRCC, Delhi University and Postgraduate in Finance from University of Cambridge

▪ Dynamic finance professional with

global credentials and insight

Mr Vishal Patodia

Independent Director

▪ Graduation with specialization in Finance & Accounting and qualified CS and CMA (Inter) 15+ Corporate Financial Management

years of experience

Governance

in and

Audit Committee

CSR Committee

Nomination and Remuneration Committee

Stakeholder Relationship Committee

Risk Management Committee

11

Disclaimer

This presentation, provided by Websol Energy System Ltd., is intended for informational purposes only and is not an offer, invitation, or inducement to sell or issue securities. It is not intended to be a prospectus under any jurisdiction's laws. The information contained herein Balance Sheet includes forward-looking statements about the company's future prospects and profitability, identified by expressions such as "will," "aim," "may," and "anticipate.“ Forward-looking statements inherently involve risks, uncertainties and factors that may cause actual results to differ from those expressed or implied in such statements. These factors include, but are not limited to, fluctuations in earnings, managing growth, competition, economic conditions, talent retention, contract overruns, government policies, fiscal deficits, regulations and prevailing economic costs. The company does not guarantee the accuracy, fairness, completeness or correctness of the forward-looking statements, and no reliance should be placed on them. The company disclaims any obligation to publicly update or revise these forward-looking statements, unless required by law. Accessing this presentation implies an agreement to be bound by specified restrictions. No responsibility or liability is accepted for the accuracy or validity of the information by directors, promoters, employees, affiliates, advisors or representatives of Websol Energy System Ltd. The presentation is confidential and may not be copied or disseminated. Viewers are cautioned not to place undue reliance on forward-looking statements, and any actions taken based on such statements are at the viewer's own risk. This disclaimer is issued in compliance with applicable laws and regulations governing the provision of information and the communication of forward-looking statements by Websol Energy System Ltd

For Further Information Please Contact:

Registered Office Sector II, Falta Special Economic Zone, Falta 24 Parganas (South), West Bengal, India, Pin-743504 Ph.: 91-03174-222932, Fax : 91-03174-222933

Mr Amrit Daga

Ms Simran Malhotra / Ms Neha Dingria

Chief Financial Officer

Contact: +91 22 6169 5988

investors@webelsolar.com

websol@churchgatepartners.com 12

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