Certificate under SEBI (Depositories and Participants) Regulations, 2018

+91 9898095243 | 079 29708387 www.sigmasolve.in CIN: 72200GJ2010PLC060478 Date: -13th October, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra-Kurla Complex Phiroze Jeejeebhoy Towers Bandra (E), Mumbai- 400 051, Dalal Streel Mumbai-400 001 Maharashtra, India Maharashtra, India Symbol: SIGMA Scrip Code: 543917 Sub.: Certificate in the matter of Regulation 74 (5) of Securities and Exchange Board of India (Depositories and participants) Regulations 2018 for the quarter and half year ended September, 2026 Sir/Ma’am, With reference to above subject, we are enclosing herewith Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, for the quarter and half year ended September 30, 2026 received from our Registrar and Share Transfer Agent (RTA) i.e. MUFG Intime India Private Limited. You are requested to take note of the above and oblige. Thanking you, Yours faithfully, For, Sigma Solve Limited Prakash R Parikh Managing Director DIN: 03019773 Encl.:- As Above 801-803, PV Enclave, ICICI Bank Lane Road Sindhubhavan Road, Ahmedabad - 380054 MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247, L.B.S. Marg, Vikhroli (West), Mumbai - 400083. Tel: +91 22 4918 6000 www.in.mpms.mufg.com Date : 03-10-2026 The Compliance Officer/ Company Secretary SIGMA SOLVE LIMITED 8, 801-803, PV ENCLAVE, OPP. SATYAM HOUSE, ICICI BANK LANE, SINDHU BHAVAN ROAD, AHMEDABAD AHMEDABAD PINCODE : 380054 Sub : Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President-Corporate Registry MUFG Intime India Private Limited A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services