Firstsource Solutions Ltd. — Environmental & Social Information 2025

Oct 7, 2025

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7[th] October 2025

To:

National Stock Exchange of India Limited (Scrip Code: FSL) Exchange Plaza, Plot no. C/1, G Block, Bandra-Kurla Complex Bandra (East), Mumbai - 400 051

BSE Limited (Scrip Code: 532809) Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai - 400 001

Dear Madam/ Sir,

Sub: Press Release

This is to inform that Firstsource recognized at 3[rd] Prithvi Awards 2025 for ESG Excellence.

A copy of the Press Release on the said matter is attached along with this letter.

We request you to take the above on record.

Thanking you,

For Firstsource Solutions Limited

POOJA SURESH Digitally signed by POOJA SURESH NAMBIAR NAMBIAR Pooja Nambiar Company Secretary Encl.: A/a

Firstsource Solutions Ltd

1[st] Floor, Athena Towers, Mindspace Malad, Goregaon (W), Mumbai – 400 063 India Tel: +91 (22) 6666 0888 | Fax: +91 (22) 6666 08887 | Web: www.firstsource.com

(CIN: L64202MH2001PLC134147)

PRESS RELEASE

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Firstsource recognized at 3[rd] Prithvi Awards 2025 for ESG Excellence

Mumbai, India – October 7, 2025: Firstsource Solutions Limited (NSE:FSL, BSE:532809), a leading global provider of business process management services and an RP-Sanjiv Goenka Group company, has been recognized at the 3[rd] Prithvi Awards 2025 by the ESG Research Foundation. This recognition adds to a growing list of global ESG benchmarks and ratings where Firstsource has demonstrated strong performance, including S&P Global Sustainable1 (DJSI), EcoVadis, CDP and other independent assessments.

The Prithvi Awards celebrate organizations that demonstrate exceptional performance across Environmental, Social, and Governance (ESG) spectrum. Firstsource was assessed alongside peers across industries on a wide range of criteria including alignment with the United Nations Sustainable Development Goals (UN SDGs), ESG policies and governance practices, environmental targets and compliance, certifications such as ISO standards, training programs, and external recognitions across ESG segments.

This recognition underscores Firstsource’s future-forward and disciplined approach to ESG. Anchored in its FirstConscious framework and UnBPO™ mindset, the company embeds sustainability, inclusion, and governance into its operating model, laying the foundation and benchmark for building a strong, sustainable business and long-term value creation.

About Firstsource

Firstsource Solutions Limited, an RP-Sanjiv Goenka Group company (NSE: FSL, BSE: 532809, Reuters: FISO.BO, Bloomberg: FSOL:IN), is a global leader providing business process solutions and services spanning the customer lifecycle across Healthcare, Banking and Finan cial Services, Communications, Media and Technology, Retail, and other diverse industries. With a global footprint across US, UK, India, Phi lippines, Mexico, Romania, Turkey, Trinidad & Tobago, South Africa, and Australia, we ‘make it happen’ for our clients, solving their biggest challenges with hyperfocused, domain-centered teams and cutting-edge tech, data, and analytics. Our inch-wide, mile-deep practitioners work collaboratively, leveraging UnBPO™ - our differentiated approach to reimagining traditional outsourcing - to deliver real-world, future-focused solutions that drive speed, scale, and smarter decision, turning transformation into tangible results for our clients. ( www.firstsource.com)

Media Contacts Madhavi Behl Firstsource Solutions madhavi.behl@firstsource.com

© Firstsource Solutions Limited l Confidential | October 7, 2025