“Together with MapGear (ESG-Maps) we built a realistic solar potential forecast for Groningen in 2035 - combining data on roofs, heat pumps, electric driving and policy choices.”
Together with MapGear (ESG-Maps) we built a realistic solar potential forecast for Groningen in 2035 - combining data on roofs, heat pumps, electric driving and policy choices.
Joris van de Ven
Syntraal
ESG Maps products are already used by:
Trusted by municipalities, provinces and organisations in the Netherlands and Belgium







































Why solar energy is crucial
Solar energy is the cheapest and cleanest form of power generation. Solar potential insight helps municipalities and residents accelerate the energy transition. From awareness to policy: one data source for public map and professional analysis.
Generation
Roof potential mapped
Policy
RES & reporting
Residents
Public map
Challenges for municipalities and policy
As a municipality or government you want to steer on solar energy and be accountable. Uncertain figures, reporting delays and resident resistance make that difficult.
Policy challenges
You struggle with current figures on installed capacity and progress. Without reliable data, steering on realisation and RES targets stalls.
Resident concerns
Resistance and lack of clear information delay projects. An accessible solar map helps residents and reduces unnecessary questions at the desk.
Reporting and accountability
Council and administration want current figures; province and national government ask for substantiation. Without consistent data, reporting is difficult.
“To meet climate targets, about 5 GWp of new solar capacity is needed annually; in 2024 about 3.4 GWp was installed.”
Solar in practice
One map: roof potential, installed capacity and progress per neighbourhood or district. For steering on realisation, RES reporting and policy choices.

Make solar energy visible
Use the same current data for public communication and professional analysis. Residents can see what their roof can deliver; policymakers steer on progress, potential and reporting.
View optionsPractice example · Leiden
Municipalities use the same stack for residents and policy
The Dutch municipality of Leiden put solar-on-roof and green roofs in one public map for residents and policymakers. Provinces and RES regions use the same detections and monitor at a larger scale — see Solar Insight Pro and solar panel detection.
Read the Leiden caseMunicipalities use the same stack for residents and policy

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A municipality public map
Leiden: one environment for solar, green roofs and spatial insight.
Three solar products
Detection, policy and residents each have their own page and use case — they share the same data source and stack as map layers.
Solar Insight Residential
Public solar map: roof suitability and estimated yield for residents.
- Is my roof suitable?
- Estimated yield
- Simple
Solar Insight Pro
Solar monitor, dashboards and RES reporting for governments.
- Monitor & trends
- Dashboards
- Export
Solar panel detection
Panels on roofs from aerial imagery — annual, accurate and integrable.
- Aerial + AI
- Per building
- Map layer
What we do and how we do it
Solar is based on current data and a reliable solar monitor. That gives you insight into installed capacity, roof potential and progress.
Solar panel detections
We arrange detection of panels on roofs from current aerial imagery, combining manual review and AI.
- Analysis from aerial photos
- Manual + AI for accuracy
- Periodic updates
Solar monitor and data
The solar monitor maps installed capacity, roof potential and progress per area.
- Figures and maps for RES, municipality and province
- Export and connection to your GIS or portal
Solar: complete solar energy monitoring
A comprehensive toolkit for municipalities taking solar seriously. From policy to practice: measurable results for a sustainable energy transition.
Roof potential
Detailed analysis of solar potential on all roofs in your municipality.
Energy yield
An indication of expected yield from roof potential — not a bankable financial model per address.
Location insight
Smart site selection for solar projects based on data.
Resident communication
Tools to communicate effectively with residents about solar energy.
Current page
Fully integrated
Solar Insight is seamlessly integrated into the ESG Maps platform, together with all your other sustainability data for one complete energy transition picture.
Solar energy
What customers say
Experiences from organisations working with ESG Maps.

“Developers invest a lot in greening, but it was hard to see what that actually delivered overall. With the new analysis we could draw up a concrete green balance for the first time.”

“Calculations that used to take us a week are now done in minutes. That saves us a huge amount of time and money.”
“We present our expertise as interactive map applications, not dry reports. Colleagues without technical knowledge can use them too - ESG-Maps is an essential foundation for policy-making.”
“ESG-Maps has helped us make sustainability data accessible to everyone. The platform combines powerful visualisation with an easy user experience.”

“Together with MapGear (ESG-Maps) we developed the TransitiePlanner for energy, climate adaptation and mobility. We are building a dynamic dossier for sustainable business parks.”

“ESG-Maps has helped us plan and deliver our energy transition projects more efficiently.”
“With Asbestdakenkaart we finally have an overview of our asbestos data and remediation progress. One place to prioritise, monitor and report.”
“Together with MapGear (ESG-Maps) we built a realistic solar potential forecast for Groningen in 2035 - combining data on roofs, heat pumps, electric driving and policy choices.”

“Developers invest a lot in greening, but it was hard to see what that actually delivered overall. With the new analysis we could draw up a concrete green balance for the first time.”

“Calculations that used to take us a week are now done in minutes. That saves us a huge amount of time and money.”
“We present our expertise as interactive map applications, not dry reports. Colleagues without technical knowledge can use them too - ESG-Maps is an essential foundation for policy-making.”
“ESG-Maps has helped us make sustainability data accessible to everyone. The platform combines powerful visualisation with an easy user experience.”

“Together with MapGear (ESG-Maps) we developed the TransitiePlanner for energy, climate adaptation and mobility. We are building a dynamic dossier for sustainable business parks.”

“ESG-Maps has helped us plan and deliver our energy transition projects more efficiently.”
“With Asbestdakenkaart we finally have an overview of our asbestos data and remediation progress. One place to prioritise, monitor and report.”
Get started with Solar Insight
Request a demo for solar monitoring, RES reporting and panel detections.
Frequently asked questions
Answers about Solar, Solar Map and Solar Map Pro.
Yes. Solar Map Pro delivers figures and maps on installed capacity, potential and progress per area. You can use that data for RES monitoring, regional energy strategies and reporting to national or provincial government.
Potential maps are updated periodically based on current roof data (BAG, aerial photos). Installed capacity and realisation are updated with data from grid operators and (where available) subsidy and permit registers.
Yes. We offer API access and export to common formats. Connections with GIS, energy management and municipal or regional portals are possible.
Contact
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