ALL ABOUT DATA4development

Data4Development was founded in 2015 by Maaike Blom and Gyan Mahadew, and rapidly made its mark by combining expertise in information technology with managing data and change processes. They gained the confidence of several organisations, helping them to increase their impact through efficiency savings in difficult technical areas such as IT and information management.


The team of Data4Development wants to work for organisations with a social purpose. They want to contribute their expertise to projects that benefit society. They are experts in data management and optimising processes.You benefit from our experience since we have been guiding transformations and implementing technical solutions in the nonprofit sector for years. You can profit from that experience too!

The team

Gyan Mahadew

chief operating Officer

Every assignment demands full attention. Gyan has an overview and manages to never lose track of the main goal: to add value for all clients.

Maaike blom

chief executive officer

Committed to working for a sustainable planet with people within companies and organisations who have an equal commitment.

Rolf Kleef

chief technology officer

Looking forward to harness the power of Linked Open Data, the semantic web, and computer-assisted management and discovery.

Anna de vries

Principal Advisor

Anna is a creative problem solver with a passion for people, development and organising.


Senior Advisor

Marianne is a junior advisor motivated by social sustainable changes.

Bianca Pandelea

Junior Advisor

Bianca is an enthusiastic and result-oriented marketeer, passionate about innovation and data-driven knowledge.

Saoirse Cushnan

Junior Advisor

Saoirse is a passionate marketing student with an interest in improving the efficiency of non-profits and working on marketing campaigns.

Luiz Franca


Luiz is a career-oriented business student who is eager to challenge himself and to learn the essential skills required to make a positive impact on the world of data transparency!



Cecilia is enthusiastic about enhancing the use of data-driven processes for social, environmental, and economic development.