Annual Report for the Financial Year ended March 31, 2026

An ISO 9001 & ISO 13485 Certified Company Date: September 02, 2026 To, To, BSE Limited (“BSE”), National Stock Exchange of India Limited (“NSE”) Corporate Relationship Department, “Exchange Plaza”, 5th Floor, 2nd Floor, New Trading Ring, Plot No. C/1, G Block, P.J. Towers, Dalal Street, Bandra-Kurla Complex, Bandra (East), Mumbai – 400001 Mumbai – 400051 BSE Scrip code: 543399 NSE Symbol: TARSONS Subject: Annual Report for the Financial Year ended March 31, 2026 Dear Sir/Madam, Pursuant to Regulations 30 and 34(1) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (“Listing Regulations”), please find attached the Annual Report for the Financial Year ended March 31, 2026 along with the Notice of the 43rd Annual General Meeting ("AGM") of the Company. In accordance with the relevant circulars issued by Ministry of Corporate Affairs (MCA) and Securities and Exchange Board of India (SEBI), the aforesaid documents are being dispatched electronically to those Members whose email IDs are registered with the Company/Depositories. The said information is also being made available on the Company’s website at www.tarsons.com. You are kindly requested to take the same on your record. Thanking you Yours Faithfully, For Tarsons Products Limited Santosh Kumar Agarwal CFO, Company Secretary & Compliance Officer ICSI Membership No. A44836 Encl: As above Tarsons Products Limited, 902, Martin Burn Business Park, BP-3, Sector –V, Salt Lake, Kolkata – 700091 Tel: +91 33 3522 0300, Web: www.tarsons.com Mail: info@tarsons.com, CIN: L51109WB1983PLC036510 Tarsons Products Limited Annual Report 2025-26 through Execution Registered Office 990022,, MMaarrttiinn BBuurrnn BBuussiinneessss PPaarrkk,, BBPP--33,, SSaalltt LLaakkee,, SSeeccttoorr--VV,, KKoollkkaattaa -- 770000 009911 PPhhoonnee:: ++ 9911--003333--3355222200330000 EEmmaaiill:: iinnffoo@@ttaarrssoonnss..ccoomm TARSONS PRODUCTS LIMITED ANNUAL REPORT 2025-26 Across the Pages Corporate Overview 02-35 2025-26 Performance Snapshot 02 About the Company 04 Growth Story 06 Product Portfolio 08 Manufacturing Presence 12 Competitive Edge 14 Business Strategies 16 Message from the Chairman and MD 18 Financial Highlights 22 Environment 24 For more investor-related information, please visit: Social: People 26 https://tarsons.com/financial- Social: Communities 28 reports/ Governance 30 Our Management Team 32 Corporate Information 35 Statutory Reports 36-140 Management Discussion and Analysis 36 Directors' Report 45 Business Responsibility & Sustainability 71 Report Report on Corporate Governance 107 Financial Statements 141-305 Standalone 141 Consolidated 225 Notice 306-322 Disclaimer INVESTOR INFORMATION This document contains statements about expected future events and Market Cap : ` 16,084.871 Million financials of Tarsons Products Limited (‘The Company’), which are forward-looking. By their nature, forward-looking statements require CIN : L51109WB1983PLC036510 the Company to make assumptions and are subject to inherent risks BSE Code : 543399 and uncertainties. There is a significant risk that the assumptions, predictions, and other forward-looking statements may not prove NSE Symbol : TARSONS to be accurate. Readers are cautioned not to place undue reliance Bloomberg Code : TARSONS:IN on forward-looking statements as several factors could cause assumptions, actual future results and events to differ materially from AGM Date : 24th September, 2026 those expressed in the forward-looking statements. Accordingly, this AGM Mode : Video Conference/Other document is subject to the disclaimer and qualified in its entirety by the assumptions, qualifications and risk factors referred to in the Audio-Visual Means Management Discussion and Analysis section of this Annual Report. For more than 40 years, Tarsons Products Limited (referred to as ‘Tarsons’, ‘The Company’, or ‘We’) has operated in the life sciences ecosystem, where laboratory products must perform with absolute consistency. Researchers rely on high-quality products to conduct experiments, through validate outcomes and drive innovation forward. In such an environment, even the smallest variation can influence results, making precision and quality an essential Execution expectation. This responsibility has shaped the way we operate. Decades of experience have strengthened our ability to deliver laboratory products that perform consistently across applications. Over time, this discipline has built deepens, the focus turns to scaling lasting trust among scientists and institutions that rely capacity without compromising the on our products to support experiments, laboratory precision that laboratories depend workflows and regulated research processes across global on. To support this, we have laboratories. strengthened our operational core through automation and cleanroom As Tarsons’ product portfolio expands into more complex environments. Expansions at scientific applications and manufacturing integration Panchla and Amta, supported by backward integration, are designed to enhance manufacturing capability while maintaining tight control over quality. By reducing variability across workflows, we ensure that as our product range grows, the reliability associated with us remains unchanged. This sustained focus on precision and disciplined execution continues to define the way we operate, reflecting our commitment to 'Excellence through Execution'. CO SR FS 2025-26 Performance Snapshot Highlights of the YEAR. Financial 6,755.88 ` Million Net Worth 3,329.31 ` Million Revenue 1,089.64 ` Million EBITDA 32.73 EBITDA Margin 6.81 PAT Margin 70.8 Gross Margin 1,119 ` Million Cash PAT (Cash PAT = PAT + Depreciation + Deferred Tax) 1,196.50 ` Million Cash from Operations before Tax Tarsons Products Limited Corporate Overview Statutory Reports Financial Statements Operational Social Impact 7 1,110 Manufacturing Facilities Employees 30.92 15.75 % ` Million Export Contribution CSR Spend to Tata Medical Centre Trust, Kolkata Annual Report 2025-26 CO SR FS About the Company Advancing Legacy. Delivering Excellence. Established in 1983, Tarsons at a Glance Tarsons Products West Bengal, India Limited is one of the leading Indian Manufacturing Base manufacturers of plastic labware 7 45 products, serving the life science Manufacturing Facilities Countries Export Presence industry with a focus on supporting scientists, researchers 2,000 and laboratories. + SKUs We manufacture consumables, reusables and benchtop instruments, enabling precise experimentation and supporting Vision laboratory workflows To grow business and become the most for customers across valued labware Company in the life science research, diagnostics, space through world-class performance, pharmaceutical, creating growing value for the Indian economy and the Company’s stakeholders. biotechnology and academia sectors in India and worldwide. Mission To accelerate progress in life science by providing our customers with high- quality products and services whilst creating opportunities for our employees and delivering superior and sustainable stakeholder value. Tarsons Products Limited Corporate Overview Statutory Reports Financial Statements Core Values Our journey in the life science industry is defined by a set of unwavering core values that guide our actions, decisions and interactions which are the cornerstone of our commitment to delivering exceptional plastic labware solutions and nurturing a sustainable future for scientific exploration. We prioritize Quality over anything We promote Excellence We prioritize quality at every step, ensuring our plastic Excellence is our driving force. We continually strive labware meets the highest industry standards. Our excellence by pushing boundaries, embracing new commitment to quality underscores our dedication to technologies, and fostering a culture of success within our delivering reliable, precise, and dur [Showing first 8,000 characters — download PDF for full document]