Subex Ltd — Board/Management Information 2025

Sep 30, 2025

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September 30, 2025

The Secretary BSE Limited Phiroze Jeejeebhoy Towers Dalal Street, Mumbai- 400 001 BSE Scrip Code: 532348

The Secretary

National Stock Exchange of India Limited Exchange Plaza, 5th Floor, Plot no. C/l G Block, Bandra-Kurla Complex Bandra (E), Mumbai - 400 051 NSE Symbol: SUBEXLTD

Dear Sir/Madam,

Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”), please find attached herewith a press release titled ‘Subex Limited Announces Board Transition and Reaffirms ’ Commitment to Stability and Growth .

Kindly take the same on record.

Thanking you,

Yours faithfully, For Subex Limited

RAMU Digitally signed by RAMU AKKILI AKKILI Date: 2025.09.30 14:19:13 +05'30' Ramu Akkili Company Secretary & Compliance Officer

Encl: as above

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Subex Limited Announces Board Transition and Reaffirms Commitment to Stability and Growth

Bangalore 30 Sep 2025 - Subex Limited today announced that some of its Board (level changes) (members), following the Annual General Meeting (AGM). Two of the current Independent Directors have tendered their resignations. The Company respects their decisions and expresses sincere appreciation for their valuable contributions and guidance.

We recognize that this is a significant development, and we want to reassure our shareholders, customers, employees, and regulators that Subex continues to operate from a position of strength. Our leadership team and management remains fully committed, ensuring that our day-to-day operations, customer commitments, and strategic priorities continue seamlessly.

Commitment to Governance and Transparency

Subex has always upheld the highest standards of corporate governance, transparency and accountability and this transition is no exception. The Company has promptly notified the relevant regulatory authorities, in full compliance with applicable requirements, and will continue to provide timely updates to stake owners.

Strength in Continuity

Our management team, with deep industry experience and proven execution capability, remains firmly focused on driving business outcomes. This continuity ensures that our strategic roadmap focused on sustainable growth, innovation, and customer success remains on track.

Next Steps

The Board is in the process of initiating a structured search for new directors who bring diverse expertise, perspectives, and independence. This transition provides an opportunity to further strengthen our Board and governance, aligning with the long-term vision of Subex.

Message from the CEO

“Our fundamentals remain solid, and our transformation journey continues with clarity and momentum,” said Nisha Dutt, MD & CEO of Subex. “While change at the Board level is never easy, it also represents renewal. We are committed to maintaining transparency, upholding the confidence of our stakeholders, and continuing to deliver value to our shareholders and customers.”

Subex thanks its shareholders and stakeholders for their continued trust and support during this transition. Together, we remain focused on building a stronger and more resilient company for the future.

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