Every conversation has the potential to create impact.

At Twentyeight Conversation, we believe in the power of human connection. In a world that’s constantly evolving, we exist to bridge the gap between people and the organizations that serve them, by listening deeply and fostering meaningful dialogue.

We’re inspired by a simple idea: people have an average of 27 conversations a day. Our goal is to be the twentyeighth. One more thoughtful, intentional, and capable of making a real difference.

Our mission is to create space where every voice is heard, every perspective is valued, and every exchange has the potential to create something lasting. Because we believe that when conversations are rooted in authenticity, they can spark change, build trust, and shape a better future.

Multidisciplinary team brought together by a shared belief in the power of conversation

Our diverse backgrounds—spanning research, design, strategy, technology, and storytelling—allow us to approach challenges from multiple angles and spark ideas that wouldn’t exist in silos.

What unites us isn’t just what we do, but why we do it: to create space for more meaningful, human conversations that make a difference.

Team Members
Nationalities
Disciplines
Mission

Together, we bring expertise, creativity and human touch to everything we do.

Jan Kienhuis
Jan Kienhuis

Chief Executive Officer

Christiaan Puper
Christiaan Puper

Chief Marketing Officer

Javidan Guliyev
Javidan Guliyev

Chief Technology Officer

Efe Kiremitci

Head of Product

Bharat

Product Designer

Steven Limandjaja

Product Designer

Camille Sébastien

Developer

Harry Marchbank

Developer

Shan-Li Nio

Developer

Julian Grobben

IT Support