Together, we’re building the future of sustainable business

Kuzi Charamba giving a presentation
Stephanie Hader and Kuzi Charamba at the G20 techsprint in Brasilia
About us

If there’s one thing we know, it’s that a sustainable future is not just something that happens—it’s something we create.

We provide companies with an industry-specific dashboard that offers real-time insights into their ESG (Environmental, Social, and Governance) performance. Enabling data integration from IoT sensors, AI analytics, and advanced carbon calculations, creating a comprehensive data library essential for sustainable finance applications.

At Tese.io, we understand the urgency of the moment. Every decision we make now has a lasting impact on the future, we can’t simply talk about sustainability—we have to live it, breathe it, and build it into the very core of how we do business.

But the good news? We have the power to change the course of that future, together. 

Milestones

Our Story

2022

Tese was born from the idea of making sustainable finance more accessible and was officially incorporated in Hong Kong.

2024

We've expanded into Zimbabwe with our first market pilot amed G20 Techsprint Winner for Sustainability Solutions.

2025

Rebranded as Tese.io to reflect our evolved vision.

sand and ocean meeting in the middle
Mission

Our mission

To streamline SDG-aligned financing, by integrating real-time sustainability data, AI-driven insights, and strategic partnerships, creating a virtuous cycle of sustainable investment and verifiable action.

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Values

What We Stand For

Extreme Ownership

We take responsibility for our impact. We say what we think, and we do what we say.

Grow as One

Tese means “together,” and we believe that real change happens through partnerships and shared responsibility.

Clarity Over Complexity

Finance and ESG can be overwhelming. We simplify the path from ambition to action.

Long-Term Thinking

Sustainability isn’t just about today. We move fast but never compromise on quality or credibility, it’s about building a system and strategies that lasts.

Impact with Integrity

No empty promises, no greenwashing. Just measurable, verifiable outcomes.

Think Big, Act Smart

Ambition drives us, but we execute with precision, balancing vision with practical solutions.