Updates

To, Date: 25TH September 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra-Kurla Complex Phiroze Jeejeebhoy Towers Bandra (E), Mumbai- 400051, Dalal Streel Mumbai-400 001 Maharashtra, INDIA Maharashtra, India Symbol: SIGMA S crip Code: 543917 Dear Sir/ Ma’am, Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (‘SEBI LODR’) and based on the recommendation of the Nomination and Remuneration Committee, the Board of Directors of the Company, at its meeting held today, i.e. September 25, 2026 has, inter alia, (i) Appointment of HI CARE CAPITAL ADVISORS LLP, Investor Relations (IR) Agency to provide investor relations services effective from September 25, 2026; Further, in compliance with Regulation 30 of the LODR, Regulations, the company has designated following speci(cid:976)ic email lD for all investor-related queries, concerns or requests i.e. compliance@sigmasolve.com All future concerns related to investors and stakeholders shall be directed to email address mentioned above. The above information shall also be made available on the Company's website at httos://www.sigmasolve.in Please take the above information on record. Thanking you, Yours faithfully, FOR, SIGMA SOLVE LIMITED Prakash R Parikh Managing Director DIN: 03019773 +91 9898095243 www.sigmasolve.in 801-803, PV Enclave, ICICI Bank Lane Road 079 29708387 CIN: L72200GJ2010PLC060478 Sindhubhavan Road, Ahmedabad - 380054 The Contact Details of lR agency are as follows: Address : 409, Anant Building, Kalawad Road, Rajkot, Gujarat - 360005 Email: info@hicareadvisors.com Please take the note of the above Yours faithfully, FOR, SIGMA SOLVE LIMITED Prakash R Parikh Managing Director DIN: 03019773 +91 9898095243 www.sigmasolve.in 801-803, PV Enclave, ICICI Bank Lane Road 079 29708387 CIN: L72200GJ2010PLC060478 Sindhubhavan Road, Ahmedabad - 380054