Tessel van Leeuwen - portret door Jimena Gauna

Tessel van LeeuwenProject Manager

Tessel van Leeuwen is a project manager with Waag, where she mainly focuses on Commons Lab and Future Internet Lab projects.

Tessel followed the Reinwardt Academy and worked in other communication settings, like the Westergasfabriek in Amsterdam. In 2014-2015, she did the communication and production of the European project Apps for Europe. Tessel obtained her master's degree in Urban Management at the HvA in 2022.

Current projects

The Energy Transition in the Amsterdam Metropolis

Hackathon de groene stad
Smart Citizens Lab
How can the position of social initiative be strengthened so that they can produce 33% of electricity and heat demand in the Amsterdam metropolitan region by 2050?

Code of Conduct for the social economy

Code of Conduct
Commons Lab
Working closely with the European Commission (Directorate General GROW), Waag Futurelab and the Commons Network are joining forces to develop a Code of Conduct together with individuals, organizations and agencies in the social economy. All with a shared goal to share, collect and build data management capacity within the ecosystem.

Platformcoöp Incubator

Platformcoöp Accelerator-programma
Commons Lab
Together with the Commons Network, Waag is working on a Platform Co-op Accelerator programme that will connect and advance start-up initiatives that work with the commons. This way, we are encouraging a circular, local and fair economy.

Open HEM now!

Open HEM nu, Waag, 2022, Vivent Solar via Unsplash
Commons Lab
Commissioned by the Rijksdienst voor Ondernemend Nederland and Top Sector Energy, Waag is developing a Public Stack for home energy management systems: Home Energy Management Systems (HEMS).

Charging the Commons

Commons Lab
Charging the Commons is a project exploring the design of digital platforms for resource communities.

Evaluation NWA-route Big Data

Big Data
Future Internet Lab
Beleidsmakers, private ontwikkelaars en wetenschappers bespreken vragen over big data van de Nationale Wetenschapsagenda.

Living Lab Open Cultuurdata

Future Internet Lab
Making cultural events easier to find with open-source technology. By NPO, Sound & Vision, PublicSpaces and Waag.

Energy Reference Architecture

Energie Referentiearchitectuur, Waag, 2023
Commons Lab
In opdracht van Topsector Energie Digitalisering en de Rijksdienst voor Ondernemend Nederland (RVO) onderzoekt waag een referentiearchitectuur voor de Nederlandse energie infrastructuur.  


Photo by Dylan Gillis on Unsplash
Future Internet Lab
How innovative online revenue models can improve the independence of makers.

Proof of Provenance

Digitale Identiteit visual
Future Internet Lab
Tackling disinformation by guaranteeing the authenticity of messages? Waag is working on a way to do this through digital certificates.


PublicSpaces_Waag Futurelab
Future Internet Lab
Waag is a co-initiator of the PublicSpaces Foundation, a coalition of now 70 public organisations working together on a digital ecosystem based on public values.

Contemporary Commoning

Contemporary Commoning
Commons Lab
The research project Contemporary Commoning focuses on the ways the commons can contribute to new forms of (digital) public space and initiate different forms of urban development.


Public Stack Summit
Commons Lab
Atelier is a five-year project funded by the European Commission that focuses on shaping energy-positive neighbourhoods. Residents, local stakeholders and companies will work together in these neighbourhoods to create a local energy system that generates energy sustainably.