Sustainahaus provides sustainability report consultancy for a broad range of organisations across Indonesia and the Asia-Pacific region — including listed corporates, state-owned enterprises, financial institutions, property developers, hospitals, industry associations, and government bodies. Led by a GRI Certified Sustainability Professional (GRI CSP), our team develops reports aligned with GRI Standards 2021, sector-specific GRI frameworks, and emerging standards including ISSB/IFRS S1 & S2 — producing disclosures that satisfy regulatory requirements, meet investor expectations, and communicate genuine sustainability impact to all stakeholders.

Sustainability Report

GRI 2021 Standards


The Global Reporting Initiative (GRI) Standards are the world’s most widely used framework for sustainability reporting. They provide a clear, consistent structure that helps organisations disclose their sustainability performance in a transparent, comparable, and globally recognised way.

The Universal Standards set the foundation for reporting, while the Sector and Topic Standards guide organisations in addressing issues specific to their industry and stakeholder needs.

Our Services


We provide practical, actionable guidance to strengthen your sustainability reporting, whether you aim to meet local regulatory requirements such as POJK 57/2017, or align with GRI 2021 and other international reporting frameworks.

Our team can serve as your in-house sustainability reporting coordinator, managing the full process, including:

  • Data collection and environmental performance assessment

  • Materiality assessment

  • Stakeholder alignment

  • Report writing and preparation

Our Founder & Principal Consultant, Satrio Prakoso, is a GRI Certified Sustainability Professional and Sustainability Excellence Professional, ensuring your report meets global best practices and communicates impact with clarity and credibility.

Case Studies

Intiland Development

We have supported Intiland in developing its sustainability reports and managing environmental performance data for the past five years.

*Click here to read the Intiland Sustainability Report 2020–2024.

Sustainability Reporting Toolkit

We collaborated with GRI, CDP, and KADIN Indonesia to develop a Sustainability Reporting Toolkit for the property sector.

*Click here to read the news.