Building Confidence into
Every Investment

Integrating environmental, social, climate, and regulatory intelligence to deliver resilient, future-ready investment decisions

Strengthening Capital
Decision- Making

Capital projects and investment decisions require more than financial and technical analysis. They require a clear understanding of environmental, social, regulatory, climate, and infrastructure-related risks and opportunities. ISS helps organisations make informed investment decisions by integrating sustainability into planning, financing, project development, and execution.

Services
We Provide

Environmental & Social Advisory Services Section

Environmental & Social Due Diligence (ESDD)

Assess sustainability risks to support informed investment, financing, acquisition, and portfolio decisions.

  • ESG Due Diligence
  • M&A Environmental Due Diligence
  • Lender Compliance Reviews
  • IFC Performance Standards Assessment
  • Equator Principles Compliance
  • Sustainability Risk Screening
  • Portfolio Risk Assessment

Why
Choose
Us

Proven expertise, dependable execution, and customer-focused service. Supporting sustainable growth through innovative and compliant solutions.

RESL Applied AI — Planning, Permitting & Project Delivery Widget v51
  • Faster Regulatory Approvals

    Our integrated environmental planning and permitting expertise helps secure statutory clearances and approvals efficiently, reducing project delays and enabling faster project execution.

  • Complete ES&C Risk Assessment

    We provide comprehensive Environmental, Social, and Climate (ES&C) risk assessments, giving stakeholders complete visibility into project risks before critical investment and capital decisions.

  • End-to-End Project Delivery

    From feasibility studies and environmental assessments to engineering, procurement, construction, and commissioning, we serve as a single trusted partner throughout the project lifecycle.

  • Climate-Resilient Design

    Our solutions integrate biodiversity conservation, flood resilience, climate adaptation, and environmental safeguards into project design, creating sustainable and future-ready infrastructure.

  • Flexible EPC and BOT Models

    We deliver projects through proven EPC and Build-Operate-Transfer (BOT) models, streamlining execution, reducing implementation timelines, and ensuring long-term operational efficiency.

Planning, Permitting & Project Delivery
Faster Regulatory Approvals
Complete ES&C Risk Assessment
End-to-End Project Delivery
Climate-Resilient Design
Flexible EPC and BOT Models

Explore Our
ISS Offerings

From strategy to implementation, discover our ISS expertise. Delivering practical solutions for long-term sustainability.

Blogs & Articles

Explore insights, ideas, and perspectives shaping the future of sustainability.

Roadmap for India’s Oil & Gas Sector Turning Sustainability Goals Into On Ground Reality

Roadmap for India’s Oil & Gas Sector: Turning Sustainability Goals into On- Ground Reality Over the past decade,

Environmental Monitoring: Indian Space Program

Environmental Monitoring: Indian Space Program India’s spaceport, the Satish Dhawan Space Centre (SDSC SHAR), is a key facility

From Ambition to Implementation

Partner with us to translate sustainability priorities into practical, scalable and measurable action.

Email Us

info@re.one

Across Asia, North America, the Middle East and Africa, our people are closer to you, bringing regional understanding and global expertise together.