Analysts/Institutional Investor Meet/Con. Call Updates

REF: SECT/07/2026/19 DATE: JULY 28, 2026 To, T o , The Managing Director The General Manager National Stock Exchange of India Limited BSE Limited Exchange Plaza, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Dalal Street, Bandra – East, Mumbai – 400 051 Mumbai – 400 001 NSE Symbol – RSYSTEMS BSE Scrip Code – 532735; 977286 Dear Sir/ Madam, SUB: INTIMATION PURSUANT TO REGULATION 30 OF SEBI (LISTING OBLIGATIONS AND DISCLOSURE REQUIREMENTS) REGULATIONS, 2015: INTIMATION OF INVESTOR/ ANALYSTS CALL ON THE FINANCIAL RESULTS FOR THE QUARTER AND SIX MONTHS ENDED JUNE 30, 2026 This is with reference to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. We wish to inform you that the Investors/ Analysts call of R Systems International Limited (the “Company”) will be held on Wednesday, August 5, 2026, at 10:00 A.M. (IST) to discuss the financial results of the Company for the quarter and six months ended June 30, 2026. Details for joining the aforesaid Investors/ Analysts are as follows: a. Express Join with Diamond Pass™ No Wait Time Click Here b. Dial-In Numbers Universal Dial-In +91 22 6280 1139 +91 22 7115 8040 International Toll Free Hong Kong 800964448 Singapore 8001012045 UK 08081011573 USA 18667462133 Canada 01180014243444 Poland 008001124248 This information is also being published on the website of the Company at: https://www.rsystems.com/investors-analysts-call/ . This is for your information and records. Thanking you. Yours faithfully, For R Systems International Limited Piyush Jain Company Secretary and Compliance Officer R SYSTEMS INTERNATIONAL LIMITED Corporate Office Contact details Registered Office 3rd Floor, Tower No. 1, IT/ITES SEZ of Artha Infratech Pvt. Ltd. +91-120-4303500 GF-1-A, 6, Devika Tower Nehru Plot No. 21, Sector TechZone-IV, Greater Noida West rsil@rsystems.com Place New Delhi 110019, India Gautam Buddha Nagar, Uttar Pradesh, 201306, India www.rsystems.com CIN: L74899DL1993PLC053579