Quick Contact
General Enquiries
info@rsustain.com
UK & Europe
enquiries@rsustain.co.uk
Carbon & Climate
carbon@rsustain.com
Assurance & Verification
auditor@rsustain.com
Middle East & North Africa
mail@gsustain.org
Response Time
We aim to respond within one working day. For urgent assurance timelines, please indicate in your message.
Global Offices
Five Entities. One Group.
Each RSustain entity is a locally registered, independently governed practice — united by shared standards, tools, and methodology.
United Kingdom
Registered Office
Resilient Sustainance Limited
Company No. 16530947 · England & Wales
UKEuropeAustraliaNew Zealand
rsustain.co.uk
India
Resilient Sustainance Private Limited
Head Office
427B, 2nd Floor, Hastsal Road, Uttam Nagar, New Delhi 110059
Western India Office
Swaran Hans Tower, 2nd Road, Sriprasth, NSP(W), Palghar, Maharashtra 401203
IndiaSouth AsiaBRSRSEBI
india.rsustain.com
Qatar & Middle East
ISEP Accredited
Global Sustainability Solutions & Services QFZ LLC
Qatar Free Zones
Unit 1323, Wing 1, Level 3, Business Innovation Park, Ras Bufontas Free Zone, P.O. Box 10305, Doha
GCCMENAAssuranceAA1000
gsustain.org
India Regional Representatives
Uttar Pradesh
Manikya Chaturvedi
+91 6386 172 668
Chhattisgarh
Shweta Upadhyay
+91 8085 562 253
Rajasthan
Shweta Chaturvedi
+91 8263 998 256
West Bengal
Dr Somnath Narayan
+91 9830 599 950
Andhra Pradesh
Avni Kulshreshtha
Visakhapatnam
Questions
Frequently Asked
Use the form above and select your region — we will route your enquiry to the right entity. For UK & Europe, contact RSustain UK. For India & South Asia, contact Resilient Sustainance India. For the Middle East, contact GSustain Qatar. For the Americas, contact RSustain LLC. For carbon-specific projects anywhere, contact RSustain Carbon.
We work across financial services, energy, manufacturing, real estate, technology, and the public sector. Our frameworks are sector-agnostic but our delivery is always sector-specific, drawing on deep understanding of materiality drivers in each industry.
RSustain operates across 14+ jurisdictions with direct presence in the UK, India, Qatar, and the USA. We provide advisory services covering EU (CSRD/ESRS), UK (SDR/SECR), India (BRSR/SEBI), GCC, and APAC regulatory frameworks.
Yes. Independent assurance under AA1000 (Type 1 and Type 2) and ISAE 3000 is delivered through GSustain QFZ LLC, which holds ISEP accreditation. The advisory practices (UK, India) maintain independence from assurance delivery. RSustain USA also provides verification services.
This varies significantly by scope. A CSRD readiness assessment might take 4–6 weeks, while a full ESG strategy and implementation programme typically runs 6–12 months. We always begin with a scoping conversation to understand your timeline and constraints.
Yes. Many of our tools, including the BRSR Compass, ESG Calendar, and Green School Rating, are available as free or freemium standalone tools. Our RECI Index and Academy are independent platforms. Advisory clients receive integrated access as part of their engagement.