Please find enclosed the intimation regarding the cessation of Mr. Champak Kalyanji Dedhia (DIN: 00044969) as an Independent Director of the Company

Simplex Castings Ltd. [An MSME Unit (Small), Reg. No. UDYAM-CG-05-0000018] Registered Office : 32, Shivnath Complex G.E.Road, Supela Bhilai – 490023 (C.G.) India Phone : +91-788-2290484/85 Fax : +91-788-2285664 E-Mail : CFO@simplexcastings.com Website : www.simplexcastings.com CIN:L27320CT1980PLC019535 GSTIN: 22AABCS4650E1ZT Date: 31.07.2026 To, To, The Manager The Manager Department of Corporate Services Calcutta Stock Exchange BSE Limited Address: 7, Lyons Range, PJ Towers, Dalal Street Dalhousie, Kolkata700001, Mumbai-400001 West Bengal Scrip Code: 513472 Scrip Code: 29066 Sub.: Intimation under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Ref.: Completion of tenure of Mr. Champak Kalyanji Dedhia as an Independent Director of the Company. Dear Sir, Pursuant to the Regulation 30 of the of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) read with SEBI Circular ref nos.: SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024 and SEBI/HO/CFD/CFDPoD-2/CIR/P/2024/185 dated December 31, 2024 (“SEBI Circular”), we would like to inform you that, Mr. Champak Kalyanji Dedhia (DIN: 00044969) has completed his second term as an Independent Director on July 31, 2026 and consequently ceased to be the Independent Director of the Company with effect from end of business hours of July 31, 2026. The Board of Directors and the Management of the Company place on record its sincere appreciation for the valuable contributions, guidance and services rendered by Mr. Champak Kalyanji Dedhia during his association with the Company. The requisite disclosure as required under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024 and SEBI/HO/CFD/CFD-PoD-2/CIR/P/2024/185 dated December 31, 2024 is enclosed herewith as ‘Annexure-A’. The above information is also available on the website of the Company at www.simplexcastings.com. Kindly take the same on record and acknowledge. Thanking you. Yours faithfully, For SIMPLEX CASTINGS LIMITED. Sangeeta Ketan Shah Managing Director DIN: 05322039 OFFICE ADDRESS PHONE FAX E-MAIL Regd. Office : 32, SHIVNATH COMPLEX GE ROAD SUPELA BHILAI -490023(CG), INDIA 0788-2290485 marketing@simplexcastings.com Kolkata : 3B, MANSAROWAR, CAMAC STREET 3rd FLOOR KOLKATA - 700016 (W.B.) INDIA 7225057701 033-22493251 kol@simplexcastings.com Bhilai (Plant) : 5, INDUSTRIAL ESTATE, BHILAI - 490026 (C.G.) INDIA 0788-2290484 0788-4034188 marketing@simplexcastings.com Rajnandgaon (Plant) : 223/2,224INDUSTRIAL ESTATE, TEDESARA, RAJNANDGAON - 491441(C.G.) INDIA 9200056703 0788-2285664 marketing@simplexcastings.com Simplex Castings Ltd. [An MSME Unit (Small), Reg. No. UDYAM-CG-05-0000018] Registered Office : 32, Shivnath Complex G.E.Road, Supela Bhilai – 490023 (C.G.) India Phone : +91-788-2290484/85 Fax : +91-788-2285664 E-Mail : CFO@simplexcastings.com Website : www.simplexcastings.com CIN:L27320CT1980PLC019535 GSTIN: 22AABCS4650E1ZT Annexure-A The details as required under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024 and SEBI/HO/CFD/CFD- PoD-2/CIR/P/2024/185 dated December 31, 2024. Sr. No Particulars Details 1. Reason for change viz. appointment, Completion of second term as resignation, removal, death or otherwise an Independent Director 2. Date of appointment/ cessation (as Effective from the close of applicable) & term of appointment business hours of July 31, 2026. 3. Brief profile Not Applicable 4. Disclosure of relationships between Not Applicable directors (in case of appointment of a director) 5. Information required pursuant to BSE Not Applicable Circular no. LIST/COMP/14/2018-19 and the NSE Circular no. NSE/ CML/2018/24, both dated 20 June 2018 Names of the listed entities in which Mr. Champak Kalyanji Dedhia holds Directorships, indicating the category of Directorship and Membership of Board Committees before the cessation becoming effective: Sr. Name of Listed Category of Membership of the Board Committee(s) No Company Directorship 1. SIMPLEX CASTINGS Non- Audit Committee (Chairman) LIMITED Executive, Nomination and Remuneration Committee Independent (Chairman) Director Stakeholders Relationship Committee (Chairman) Corporate Social Responsibility Committee (Chairman) OFFICE ADDRESS PHONE FAX E-MAIL Regd. Office : 32, SHIVNATH COMPLEX GE ROAD SUPELA BHILAI -490023(CG), INDIA 0788-2290485 marketing@simplexcastings.com Kolkata : 3B, MANSAROWAR, CAMAC STREET 3rd FLOOR KOLKATA - 700016 (W.B.) INDIA 7225057701 033-22493251 kol@simplexcastings.com Bhilai (Plant) : 5, INDUSTRIAL ESTATE, BHILAI - 490026 (C.G.) INDIA 0788-2290484 0788-4034188 marketing@simplexcastings.com Rajnandgaon (Plant) : 223/2,224INDUSTRIAL ESTATE, TEDESARA, RAJNANDGAON - 491441(C.G.) INDIA 9200056703 0788-2285664 marketing@simplexcastings.com