Carborundum Universal Receives Niche Ninety Nine ESG Rating

Date: September 18, 2026

ESG Rating Disclosure

Niche Ninety Nine Capability and Certifications (OPC) Private Limited, a SEBI-registered ESG Rating Provider, has assigned an ESG rating to Carborundum Universal Limited.

The ESG report has been published on the websites of both stock exchanges:

• BSE: https://www.bseindia.com/stock-share-price/carborundum-universal-ltd/carboruniv/513375/intermediaries-ERP/
• NSE: https://www.nseindia.com/companies-listing/corporate-sdd-credit-rating-esg

The company explicitly states that it has not engaged Niche Ninety Nine Capability and Certifications (OPC) Private Limited for this rating. The ESG report was independently prepared by the rating provider based on information available in the public domain.

The rating was submitted to both BSE Limited and National Stock Exchange of India Limited by Niche Ninety Nine Capability and Certifications (OPC) Private Limited. The company received communication about the upload from BSE Limited on September 17, 2026 at 06:49 p.m.

No material disclosures under the following sections:

• KMP / Board / Auditor Changes
• Dividend Declaration or Non-Declaration
• Board Meeting Outcomes
• Financial Results
• Auditor's Report
• Disinvestment / Strategic Actions
• Media Release / Investor Communication
• Other Operational / Legal / Strategic Disclosures