Applications open from 1 May 2025 onwards
Sustainism, in collaboration with international sustainability partners, proudly announces the official launch of the “100 Sustainability Services & Supply Chains Partnership” certification program for 2025. This initiative is designed to identify and recognize 100 outstanding ESG solution providers who are ready to support and accelerate the sustainability journey of leading organizations across Thailand.
This is more than just a certification — it is a gateway for providers to position themselves as trusted leaders in the fast-growing and high-impact ESG market.
The program covers 10 core ESG service domains, ensuring a holistic and strategic approach to sustainability implementation
- Consulting & Strategy
- Training & Workshops
- Carbon Credit & Offsetting Solutions
- Green Tech & ESG Innovation
- ESG Reporting
- Investment & Green Finance
- Sustainability & Community Projects
- Supply Chain & Sustainable Procurement
- Media Disclosure & Activation
- ESG Ratings & Benchmarking
Certification Levels
Bronze : ESG Standard Provider
Awarded to service providers who have successfully completed a minimum of 3 Proof of Concept (POC) projects, demonstrating basic operational capacity and commitment to ESG implementation.
Silver : Proven ESG Performer
Granted to providers with at least 5 completed POC and at least 1 verified client within the domestic market, showing readiness to scale and deliver consistent ESG outcomes.
Gold : Excellence in ESG Leadership
Awarded to providers with at least 10 POC and 3 domestic clients, clearly demonstrating operational excellence and trust from multiple organizations including listed or regulated companies.
Green : Global ESG Impact Vanguard
Recognizes service providers with at least 10 domestic clients and 3 international clients, along with proven impact at the regional or international level, and recognition from global ESG platforms or institutions.
Four Steps to Official Recognition by Sustainism
1. Submission of Application and Supporting Documentation
Applicants must submit their profile, portfolio, and credentials certified by reputable institutions such as ISO, ESG Certified Bodies, or international sustainability partnerships (e.g. SDG Partnerships).
2. Free Pilot / Proof of Concept (POC)
Providers are invited to deliver a free trial or demonstration of their solution to one or more partner organizations within the Sustainism network, to showcase capability and impact.
3. Real-User Feedback and Performance Evaluation
Each provider will be assessed based on direct feedback from clients who have experienced the service during the pilot. Certification will be granted in 3 levels depending on the number of confirmed client evaluations (Verified by MASCI and subject to a service fee.)
4. Annual Official Certification Badge by Sustainism
Certified providers will receive an annual Sustainism badge to be displayed across corporate websites, ESG reports, business proposals, and other communications, signifying their verified expertise and credibility.
Applications open 1 May 2025.
Providers who are ready to step up and lead in the ESG space are encouraged to submit their interest and begin the certification process.
For more information and to submit your application
Official e-mail : sustainability@stnsm.org
Partner contact (O2OESG) : LINE OA
Additional Privilege for Your Clients
Clients of certified providers will have the opportunity to be featured in the Climate Action Forum 2026, where real sustainability outcomes and success stories will be published and shared.
Moreover, participating clients will receive an official Certificate of Recognition for their role in climate and environmental restoration, endorsed by the Sustainism network and its international partners.
This ensures that the impact you help create as a provider is not only visible, but also celebrated, validated, and amplified on global platforms.