Analysts/Institutional Investor Meet/Con. Call Updates

PR@STARM - -- PowerRedeNned --- Prostarm/Secretarial/2026-27/54 August 18, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, Dalal Street, Mumbai – 400 001 Bandra Kurla Complex, Bandra (E), Mumbai – 400 051 Scrip Code: 544410 Scrip Symbol: PROSTARM Sub: Transcript of Earnings Conference Call for the Quarter Ended June 30, 2026 Ref: Regulation 30 and 46 (2) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements Regulations), 2015 (the “SEBI Listing Regulations”) Dear Sir/Madam, Pursuant to Regulation 30 and 46 (2) of the SEBI Listing Regulations, please find enclosed the transcript of the Earnings Conference Call held on Thursday, August 13, 2026 at 04:00 PM (IST). The above communication is also available on the Company’s website at www.prostarm.com. Kindly take the above information on record. Thanking you, For Prostarm Info Systems Limited Sachin Gupta Company Secretary and Compliance Officer Membership No: F12500 Encl: as above PROSTARM INFO SYSTEMS LIMITED Registered Office: Contact Us: Plot No. EL 79, Electronic Zone, TTC, MIDC, "' 022-45280500 CIN No: L31900MH2008PLC368540 Mahape, Novi Mumbai, Thane - 400 710, 0 sales@prostarm.com GST No: 27 AAECP6991NlZK Maharashtra, India. © www.prostarm.com PR@STARM - Power Redefined - - “Prostarm Info Systems Limited Q1 FY27 Earnings Conference Call” August 13, 2027 E&OE - This transcript is edited for factual errors. In case of discrepancy, the audio recordings uploaded on the stock exchange on August 13, 2026 will prevail C H O A PR@STARM ArihantCap1tal MANAGEMENT: MR. RAM AGARWAL – CHIEF EXECUTIVE OFFICER AND WHOLE-TIME DIRECTOR – PROSTARM INFO SYSTEMS LIMITED MR. ABHISHEK JAIN – CHIEF FINANCIAL OFFICER – PROSTARM INFO SYSTEMS LIMITED MODERATOR: MR. ROHAN BARANWAL – ARIHANT CAPITAL Page 1 of 16 PR@STARM - Power Redefined - Prostarm Info Systems Limited August 13, 2026 Moderator: Ladies and gentlemen, good day, and welcome to the Prostarm Info Systems Limited Q1 FY27 Earnings Conference Call, hosted by Arihant Capital. As a reminder, all participant lines will be in the listen-only mode and there will be an opportunity for you to ask questions after the presentation concludes. Should you need assistance during the conference call, please signal an operator by pressing star, then zero on your touch-tone phone. Please note that this conference is being recorded. I now hand the conference over to Mr. Rohan Barnwal from Arihant Capital. Please go ahead. Rohan Barnwal: Hello, and good afternoon, everyone. On behalf of Arihant Capital Market Limited, I thank you all for joining into the... Moderator: I am sorry to interrupt sir. Your line is not clear properly. Rohan Barnwal: Am I audible? Moderator: Yes sir, now go ahead. Rohan Barnwal Hello and good afternoon everyone. On behalf of Arihant Capitals Market Limited, I thank you all for joining into the Q1 FY27 earnings conference call of Prostarm Info Systems Limited. Today from the management we have Mr. Ram Agarwal, the Chief Executive Officer and Whole Time Director of the company; Mr. Abhishek Jain, Chief Financial Officer. So without any further delay, I'll hand over the call to the management for their opening remarks. Over to you, sir. Ram Agarwal: Yes, I'm Ram Agarwal. Good afternoon to everyone. And a warm welcome to all of you for joining our earning conference call for the first quarter of the financial year 2027. For some of you who may not be familiar with the company, let me begin by giving you a brief overview of the company. After that, our CFO will take you through the financials and operational performance of the period under review. Prostarm Info System Limited was established in 2008 with the objective of becoming a power electronics solution provider. Over the years we have evolved from being a specialized equipment supplier into a comprehensive power solutions company with a strong manufacturing and service capabilities. Today we focus on designing, manufacturing, assembling, and servicing energy storage, power quality equipments. Our product portfolio includes UPS systems, solar hybrid inverters, lithium battery packs, servo controlled voltage stabilizers, isolation transformer, battery energy storage systems, and other power solutions product, etcetera. In addition to our manufactured products, we also execute solar EPC projects, system integration solutions, and provide value added services such as installation, AMCs, rental solutions, etcetera. Page 2 of 16 PR@STARM - Power Redefined - Prostarm Info Systems Limited August 13, 2026 As the Indian power ecosystem continues to evolve, we have strategically expanded our capabilities beyond conventional power backup solutions into fast growing segments such as battery energy storage system. With increasing renewable energy penetration, rising investment in grid modernization, and growing demand for reliable power infrastructure in C&I space, we believe this business will be a key drivers of our long-term growth. To support the growing opportunities across our business, we continue to strengthen our manufacturing footprint. Alongside our existing manufacturing facilities in Pune and Navi Mumbai, we are setting up a 1.2 gigawatt hour battery energy storage systems manufacturing facility at Jhajjar, Haryana, which is in the final stage of commissioning and is expected to become operational shortly. We are also establishing a new UPS manufacturing facility in Gujarat, which is progressing as planned and is expected to commence commercial operations during the second quarter of financial year 2027. These facilities will significantly enhance our manufacturing capabilities, expand our product offering, and strengthen our ability to cater to the growing demand across both conventional power solutions and emerging energy storage application. Our confidence in the business is also reflected in our healthy order pipeline. As on 30th June 2026, our order books stood at approx INR 1,085 crores with an additional INR5 crores under L1 status, taking the order book, total order book including the L1 order status is around INR 1,090 crores. The order book is well diversified and with energy storage systems accounting for the largest share, providing us with strong execution visibility and reinforcing our confidence in the company's growth trajectory. Looking ahead, we remain focused on strengthening our execution capabilities, expanding our manufacturing footprints and delivering innovative power and energy storage solutions that create long-term value for our customers and stakeholders. With that, I now request Mr. Abhishek, to take through the operational and financial performance of the quarter. Abhishek Jain: Thank you, Ramji, and good afternoon, everyone. Let me take you through the financial and operational highlights for the quarter for the first quarter of the financial year 2027. Revenue from operations for the quarter stood at INR 76 crores, representing a 38% year-on-year growth, while revenue moderated sequentially, this was in line with the seasonal nature of our business. As the first quarter, typically witness lower order activity following the execution cycle of the previous financial year. EBITDA for the quarter stood at INR7 crores with an EBITDA margin of 8.55%, reflecting an improvement of 126 bps over the corresponding quarter for the previous year. Page 3 of 16 PR@STARM - Power Redefined - Prostarm Info Systems Limited August 13, 2026 Profit after-tax stood at INR5 crores, registering a 156% year-on-year growth while PAT margin improved to 6.05%. The improvement in profitability during the quarter was supported by higher revenues and improved operating leverage. At the same time, given the project lead nature of our business, quarterly margins may vary depending on the mix of project executed, execution timeline and revenue recognition. We therefore continue to focus on mainta [Showing first 8,000 characters — download PDF for full document]