Notice of 34th AGM along with Annual Report for FY 2025-26

DIAMOND POWER INFRASTRUCTURE LIMITED September 2, 2026 Corporate Relations Department Listing Department BSE Limited National Stock Exchange of India Limited 2nd Floor, P.J. Towers Exchange Plaza, Plot No. C/1, G- Block, Dalal Street, Bandra Kurla Complex, Bandra (E), Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 522163 Scrip Symbol: DIACABS Sub: Submission of Notice convening the 34th Annual General Meeting and Annual Report for financial year 2025-26 – Regulation 34(1) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/Madam, Pursuant to Regulation 34(1) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we are pleased to submit herewith a copy of the 34th Annual Report of Diamond Power Infrastructure Limited (“the Company”) for the financial year 2025-26, along with the Notice convening the 34th Annual General Meeting (“AGM”) of the Company, scheduled to be held on Friday, September 25, 2026, at 03:30 p.m. (IST) through Video Conferencing (“VC”)/Other Audio-Visual Means (“OAVM”). Further, the Notice of the AGM and the Annual Report of the Company for the financial year 2025-26 are being sent electronically to all the Members whose email addresses are registered with the Company and/or their Depository Participant(s). In respect of Members whose email addresses are not registered, a letter providing the web-link and path to access the Annual Report for the financial year 2025-26 is being dispatched in accordance with the applicable provisions. The Annual Report, including the Notice of the AGM, is also available on the Company’s website at https://dicabs.com/investor/financial-reports/. You are requested to kindly take note of the same. Thanking you, Yours sincerely, For Diamond Power Infrastructure Limited Jayesh Patel Company Secretary and Compliance Officer ICSI Mem. No.: A14898 Encl: As above Regd. Office & Factory: Vadadala, Phase – II Savli, Vadodara, Gujarat, India-391520 CIN: L31300GJ1992PLC018198 Email: cs@dicabs.com, Website: www.dicabs.com Tel No.- 02667-251354/251516 Fax No.-02267-251202 RISING POWER. Unleashing Potential. Annual Report 2025-26 WHAT’S FY26 Inside Highlights For more information visit: `1,91,010 `38,046 `23,162 www.dicabs.com Lakhs Lakhs Lakhs Corporate Overview Revenue Gross Margin EBITDA 01 FY26 Highlights 71% YoY 117% YoY 243% YoY 02 Introduction to the Theme 04 DPIL at a Glance 06 Clientele 08 Journey `16,194 `15,817 `3.00 Lakhs Lakhs 10 Portfolio PBT PAT EPS 12 The Power of Innovation 14 Chairman’s Message 367% YoY 355% YoY Face Value `1 18 Message from the Promoter Director 22 Message from the Promoter Director 26 Financial Performance 28 Operating Environment and Strategy 30 Strategic Priorities to Achieve Vision 2030 32 ESG 36 Board of Directors 39 Corporate Information Statutory Reports 40 Management Discussion and Analysis 63 Directors’ Report 89 Corporate Governance Report 114 Business Responsibility and Sustainability Report Financial Statements 147 Standalone Financial Statements 209 Consolidated Financial Statements 268 Notice RISING POWER. For years, the machines at Vadodara turned Behind every transmission line is a decision to trust distance, to believe that power generated here can matter somewhere far quietly, capable of far more than they were Unleashing from where it was made. That is not unlike what this Company asked to give. The furnaces knew how to melt has done with its own history: taken what was inherited, tested, more metal than they were fed. The lines knew and hard-won, and sent it forward into something larger. Legacy how to run longer than the market called for. became infrastructure. Capital became capacity. Capacity, still Potential. not fully spent, became a promise not yet exhausted. Potential is like that, patient, latent, indifferent to time, waiting only for the moment someone This is a year best understood not as an ending decides to ask more of it. In FY26, someone did. point but as a threshold, the instant just after the switch is thrown, before the full current THERE IS A MOMENT BEFORE What rose was not merely a number on a balance sheet, though has even reached the far end of the line. The the numbers rose too, and rose sharply. What rose was the shape of ambition itself, climbing, deliberately, through the lights have not all come on yet. But the power CURRENT FINDS ITS PATH, voltage classes the way a current seeks the path best suited is already moving. to carry it further. Low voltage gave way to medium, medium reached toward extra-high, and with each step upward, value WHEN CHARGE IS PRESENT BUT followed. A business once defined by the weight of what it survived became, this year, defined by the height of what it could reach. UNREALISED, WHEN A GRID STANDS WIRED AND WAITING, AND ALL THAT SEPARATES DARKNESS FROM ILLUMINATION IS A SINGLE CLOSED CIRCUIT. THIS YEAR, THAT CIRCUIT CLOSED. 04 DIAMOND POWER INFRASTRUCTURE LIMITED DPIL AT A GLANCE CORPORATE OVERVIEW 05 DPIL at a Glance BUILDING ON 56 YEARS OF Engineering Strength Vision Competitive Moat (Key Strengths) Looking forward, we are excited about Established in 1970 as an ACSR conductor manufacturer, we have evolved into a vertically  Rod-to-cable integration under a single roof, rare even among listed peers the opportunities that lie ahead. With our integrated manufacturer of cables and conductors, with capabilities spanning the power  400 kV EHV manufacturing capability, validated by India's first 700 kV UHV strong foundation, extensive expertise, type-test lab transmission and distribution value chain. and commitment to excellence, DICABS is poised to continue its leadership  Technology alliance with TS Conductor (USA) for advanced HTLS conductors in the power transmission and  Multi-lab certification, CPRI, ERDA, SABS, RTRC, and more Our integrated manufacturing facility at Vadavala, Savli, Vadodara licensed manufacturing partnership with TS Conductor, USA, for distribution sector. We are committed  665+ customers spanning discoms, EPC contractors, industrial and brings together aluminium rod manufacturing, conductors, cables next-generation HTLS conductors. to exploring new horizons, embracing export accounts and testing capabilities under one roof, enabling greater control new technologies, and delivering value  Capital strength doubled down, promoter conviction plus ₹1,614 crore of fresh over quality, processes and delivery. We continue to serve government and private discoms, EPC to our customers, stakeholders, and the institutional capital contractors, industrial customers and export markets. With community at large. FY26 saw us further strengthen our manufacturing and strengthening capabilities, expanding capacity utilisation and technology capabilities. We commissioned a copper wire-drawing a growing order book, we remain focused on supporting the and cable line to address emerging data centre requirements, evolving needs of the power infrastructure sector. strengthened our testing infrastructure, and entered into a Legacy in Numbers 56 India's largest years Group since the first conductor rolled off single-location cables & conductors the line in 1970 manufacturing campus Structure India's first 2,50,000 Promoted by the GSEC-Monarch MTPA Group, which assumed management 700 kV/28,000 kVA UHV type-test lab conductor capacity across ACSR, control in 2022 through the NCLT - NABL-approved, tests up to 500 kV AL59, HTLS, GAP, and new-gen eco- resolution process: EHV cable conductors  GSEC Limited - cargo services, aviation, energy, and metals 55,800+ 1  Monarch Group - financial services, CKM million+ KM FMCG & renewable energy, annual cable capacity (34,300 LV / of conductors delivered over the retail, media, real estate, and 19,500 MV-HV / 2,000 EHV) Company's history industrial sectors This year, that promoter backing was joined by a genuinely institutional `14,150 shareholder base, 56 institutional crore investors, including severa [Showing first 8,000 characters — download PDF for full document]