Change in Management

Telephone: +91 22 6661 7272 | Email: info.india@blackbox.com BBOX/SD/SE/2026/63 July 6, 2026 Corporate Relationship Department Corporate Relationship Department Bombay Stock Exchange Limited The National Stock Exchange of India Limited P.J. Tower, Dalal Street, Exchange Plaza, Bandra Kurla Complex, Fort, Mumbai 400001 Bandra East, Mumbai 400051 Subject: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Cessation of Senior Management Personnel (SMP). Ref.: Scrip Code: BSE: 500463/NSE: BBOX Dear Sir/Madam, Pursuant to Regulation 30 read with Para A(7) of Part A of Schedule III and other applicable provisions of the SEBI (LODR) Regulations, 2015, we hereby inform you that Mr. Jai Venkat, Head of Sales – GSI Americas is no longer working with Company. The effective date of his cessation is June 30, 2026. The Company is in process of finding suitable replacement for the position and exchanges will be informed on finalization of the new candidate. This has no impact on day-to-day functioning of the Company. Details with respect to cessation of above SMP as required under Regulation 30(6) read with Para A(7) of Part A of Schedule III of the SEBI (LODR) Regulations, 2015 is provided in Annexure A to this letter. This is for your information, record and necessary dissemination to all the stakeholders. Yours Faithfully, For Black Box Limited Aditya Goswami Company Secretary & Compliance Officer Encl.: A./a. BLACK BOX LIMITED Registered Office: 501, 5th Floor, Building No. 9, Airoli Knowledge Park, MIDC Industrial Area, Airoli, Navi Mumbai 400 708, India BLACKBOX.COM | CIN: L32200MH1986PLC040652 | Tel: +91 22 6661 7272 Annexure A Disclosure as per SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 are as follows: Details with respect to resignation of Senior Management Personnel Sr. Particulars Details 1 Reason for change viz. appointment, Cessation due to internal reason resignation, removal, death or otherwise 2 Date of appointment / cessation (as June 30, 2026 applicable) and term of appointment 3 Brief Profile (in case of appointment) Not Applicable 4 Disclosure of relationships between Not Applicable directors (in case of appointment of a director) 5 Reason for delay in submission The delay in disclosure under Regulation 30 of the SEBI (LODR) Regulations, 2015 was on account of the quarter- end business closure activities, particularly the evaluation of sales performance and the sales operations. Further, as the concerned Mr. Jai Venkat was based in the US, the relevant period coincided with a truncated work week on account of a US public holiday, which delayed the completion of the necessary internal documentation and communication required for making the disclosure.