Zonnedakje provides a comprehensive analysis of solar energy installations and generation potential per area. With excellent coverage and accuracy, results are delivered as an overview report, shapefile, spreadsheet or interactive map. This allows municipalities, corporations, and energy companies to gain control over their solar strategy and a clear path toward RES goals—efficient, scalable and results-oriented. Currently available in over 100 municipalities.
The building blocks of
effective solar energy
- Always up-to-date: work with the latest data and images for maximum reliability.
- Complete coverage: get a complete overview of solar energy in your municipality or region.
- Trend visibility: track solar panel developments and use this information for monitoring and policy development.
- Potential clearly visible: see immediately which roofs, neighborhoods or parking spaces generate the most revenue.
- Better choices: use the insights to inform policy, make plans and convince stakeholders.
From insight to action
Uncover where the opportunities lie
Discover which roofs or parking spaces are most suitable for solar energy per location and region.

Follow the developments over time
Monitor the growth of solar panels and use trends for policy evaluation.

Make the right investment choices
Gain instant insight into yield, capacity and efficiency per location.
Work together smoothly
Easily export results to dashboards, GIS systems or share them as a report.
Always accessible
Use Zonnedakje on any device, including mobile, fully compliant with WCAG guidelines.
Download
flyer
Measuring & tracking solar energy
Interested in the status and opportunities in your area? Download the flyer.
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Solar on roof process
1. Get instant insight:
See at a glance which roofs or parking spaces are suitable for solar energy.
2. Discover opportunities & trends:
Understand how solar energy is developing in your municipality or region.
3. Work with clear maps:
Receive ready-made data in spreadsheets, shapefiles, or interactive dashboards.
4. Activate the desired target groups:
Run campaigns to get roof owners or companies moving.
5. Move from policy to implementation:
Make sound, substantiated choices and show investors or managers concrete returns.
Results that count
Zonnedakje provides a clear overview of solar energy in the region. Policy decisions are solidly informed by insights into which parking spaces, roofs, or neighborhoods have potential. This significantly shortens the step from planning to implementation.
In addition, clear figures and forecasts provide insight into the returns. Managers, investors and residents can see at a glance the impact of solar projects, which builds confidence.
Practical experience

Province of Overijssel
“Zonnedakje gives us insight into the solar potential of all 26 municipalities, while also providing the tools to activate homeowners with precision.”

Rabobank
Customized energy advice for making your home more sustainable, including an up-to-date energy label. Rabobank helps mortgage customers make their homes more sustainable. Does an energy advice indicate that your home can benefit from additional insulation? Then Rabobank offers an insulation budget of up to €500 if you insulate your home with (one of) the insulation measures included in the advice report.
License & fee
Choose the approach that suits your organization:
Zonnedakje
Daken
from
€
3500
per municipality
- See roof potential in one glance
- Always up-to-date data
- Direct investment opportunities
- Strong policy rationale
Zonnedakje
Campagne
from
€
7500
per municipality
- Everything on Zonnedakje roofs +
- Smart target group activation
- Local campaign support
- More installations completed
Zonnedakje
Carport
from
€
2500
per municipality
- Opportunities for carports
- Clear business case
- Fastest locations found
- Substantiated decisions
Discover these other solutions
Ready to capitalize on solar potential?
Accelerate the energy transition in the region with data-driven insights and targeted activation. Clear, scalable and demonstrably effective.
More solar energy on roofs?
Leave your details below and we will contact you within 1 business day.
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Prefer to call? That's possible!
Call: +3110 – 899 55 10
Why Sobolt
- Smart, scalable and safe green tools
- AI-driven insights & personal support
- Measurable impact on sustainability and business operations
Receive smart insights, news & tech-driven climate innovations
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