Certificate under SEBI (Depositories and Participants) Regulations, 2018

Prostarm/Secretarial/2026-27/69 October 09, 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 Script Code: 544410 Symbol: PROSTARM Sub: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the Quarter ended September 30, 2026. Dear Sir/Madam, We hereby inform you that pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, the certificates received from KFin Technologies Limited, Registrar and Transfer Agents (RTA) of the Prostarm Info Systems Limited for the Quarter ended September 30, 2026 is enclosed. We request you to kindly take the same on record. Thanking you, For Prostarm Info Systems Limited Sachin Gupta Company Secretary and Compliance officer Membership No: F12500 Encl: As above KFIN/PRST/CDSL/74(5) E/1 Date: 02‐10‐2026 CENTRAL DEPOSITORY SERVICES (INDIA) LIMITED REGD OFF: MARATHON FUTUREX, A WING 25TH FLOOR NM JOSHI MARG LOWER PAREL (EAST) MUMBAI ‐ 400 023 Dear Sir(s), Sub: Certificate under Regulation 74(5) for the quarter ended September 30,2026 We as Registrar to an Issue and Share Transfer Agent of the PROSTARM INFO SYSTEMS LIMITED, certify that the details of securities dematerialized/rematerialized during the aforesaid period, as required under Regulation 74(5) of SEBI (Depositories and participants) Regulations 2018 have been furnished to all the Stock Exchanges where the shares of the company are listed. Thanking You Yours faithfully, for KFIN TECHNOLOGIES LIMITED ANANDAN K ASSISTANT VICE PRESIDENT CC TO: PROSTARM INFO SYSTEMS LIMITED PLOT NO. EL 79, ELECTRONIC ZONE, TTC, MIDC, NAVI MUMBAI, THANE 400710 KFIN/PRST/NSDL/74(5) E/1 Date: 02‐10‐2026 NATIONAL SECURITIES DEPOSITORY LIMITED TRADE WORLD 4TH FLOOR KAMALA MILLS COMPOUND SENAPATI BAPAT MARG LOWER PAREL MUMBAI ‐ 400 013 Dear Sir(s), Sub: Certificate under Regulation 74(5) for the quarter ended September 30,2026 We as Registrar to an Issue and Share Transfer Agent of the PROSTARM INFO SYSTEMS LIMITED, certify that the details of securities dematerialized/rematerialized during the aforesaid period, as required under Regulation 74(5) of SEBI (Depositories and participants) Regulations 2018 have been furnished to all the Stock Exchanges where the shares of the company are listed. Thanking You Yours faithfully, for KFIN TECHNOLOGIES LIMITED ANANDAN K ASSISTANT VICE PRESIDENT CC TO: PROSTARM INFO SYSTEMS LIMITED PLOT NO. EL 79, ELECTRONIC ZONE, TTC, MIDC, NAVI MUMBAI, THANE 400710