We have received disclosures from Promoter Group Entity for purchase of 20000 Equity Shares of the Company as per the attached details.

KILBURN ENGINEERING LTD. Corporate office: 501, 5th floor, I-Think Techno Campus, Jolly Board Tower No.1, Kanjurmarg (East), Mumbai 400 042, Maharashtra, INDIA. Tel No.: +91 22 6551 0300 Website : www.kilburnengg.com Email: marketing@kilburnengg.com Date: 19 August, 2026 The Corporate Relationship Department BSE Limited P.]. Tower Dalal Street, Fort Mumbai-400 001 Scrip Code: BSE 522101 Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 - Regulation 7(2) Open Market Purchase of 20,000 equity shares by Vivaya Enterprises Private Limited (Promoter Grou Dear Sir / Madam, We would like to inform you that we have received a Disclosure in Form ‘C’ dated 19t August, 2026 pursuant to Regulation 7(2) of the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, from Vivaya Enterprises Private Limited (Promoter Group), regarding open market purchase of 20,000 equity shares of the Company on 18% August, 2026. The details of shares acquired by Vivaya Enterprises Private Limited are enclosed herewith in Form ‘C’ prescribed under the above Regulations. Yours faithfully, For Kilburn Engineering Limited Abhijit Mehta Company Secretary & Compliance Officer Encl: as above AN SO - 9001 : 2015 CERTIFIED COMPANY CIN : L24232WB1987PLC042956 Registered office: 1901,19th Floor, Biowonder - Block A, 789, Anandapur, Eastern Metropolitan Bypass, Kolkata - 700 107, INDIA. Tel no.: +91 33 6904 5700 Saravali Works: Plot No. 6, MIDC - Saravali, Kalyan Bhiwandi Road, Taluka Bhiwandi, Dist. Thane - 421 311, Maharashtra, INDIA. Tel No. :+91 2522 663800 / 283000, Ambarnath Works: Plot No. B-78/1, Anand Nagar, Additional MIDC, Ambernath (East),Dist. Thane - 421 506, Maharashtra, INDIA, FORMC SEBI (Prohibition of Insider Trading) Regulations, 2015 - [Regulation 7 (2) read with Regulation 6(2) - Continual Disclosure] [[Name of the Company | Kilburn Engineering Limited [ISIN of the Company: [ INF3 38F01015 Details of change in holding of Securities of Promoter, Member of the Promoter Group, Designated Person or Director of a listed company and immes of such persons and other such persons as mentioned in Regulation 6(2). Name, PAN, |Category |Sccuriticsheld [Securities acquired/Disposed [Securities held |Date of allotment _|Date of e of [Exchang CIN/DIN,& [of Person |priotro post ladvice/acquisition of [intimatio [acquisitio je on address with |(Promote i lacquisition/dispo [shares/disposals of |[nto = which contactnos. |v/membe sal shares, specity company [/4isposal | rofthe [Type of [No.and %|Type of |No. Value [Transaction [Typeof [Noand [From [To Er“’ar v [rade promater Tsecuri [of share |securiti type(Purcha |(For eg. |%o f public/ [Was group/de [ties |holding |es (For 'se/sale/Pled |- sharchol rights/ [execute sig nated |(For eg. eg. - ge/Revocati [securitic|ding preferenti|d person/ |- Shares, lon/Invocatio|s Shares, fal ulfer/ Director _|Shares, Warrant n/Others- | Warrant joff s/immedi|Warran s, Please s, market/ ate ts,Conv Converti Speci Converti - relative |ertible ble pecty ble anster, to/others |D ebent Debentu Debentu efg"s» etc) ures, res, res, = Rights Rights Rights entitle entitlem entitlem m ents ent, e nt, etc) - etc) | etc) - . 1 2 3 1 5 3 8 9 0 ) 1z 3 14 E Name: Membeorf| Equity |14,78,235 | Equity | 20,000 Purchase Equity [14,98,235(18.08.202618.08.2026 10.08.2026] Market NSE ivaya Promoter | Shares | (2.64%) | Shares Shares | (2.68%) Puchase EnterprisePust. | Group lLtd. PAN: AICV0983G US2100WB2021 PTC245629 [Address : Unit No. 1902, 191 [Floor, Biowonder - BlockA, 789, Anandapur, EM Bypass, Kolkata - 700107 (Contact 9831707050 . . Note: (i) “Securities” shall have the meaning as defined under requlation 2(1)(i) of SEBI (Prohibition of Insider Trading) Regulations. 2015, (ii) Value of transaction excludes taxes/brokerage/any other charges Details of trading in derivatives on the securities of the company by Promoter, member of the promoter group, designated person or Director ofa listed company and immediate relatives of such persons and other such persons as mentioned in Regulation 6(2). Trading in Derivatives (Specify type of contact, Futures or Options etc) Exchange on which the trade was executed Type of Contract [Contract specifications Buy Sell Notional Value Number o Notional Number of contracts* lot size) |Value units (contracts* lot size) 16| 17] 18| 19] 20 21 27 Note: in case of Options, Notional Value shall be calculated based on Premium plus strike price of options Wy Vide Name & Signature: Meghna Vakharia Designation: Director DIN: 08543899 Date: 19/08/2026 Place: KOLKATA reerer