How insurers revise risk—selectively—with geospatial data

Mark Breading, Margaret Williams, Jascha Prosiegel and Kate Stillwell
Mark Breading, senior partner at ResourcePro, moderates a panel with Margaret Williams, director of product management at EarthDaily Analytics; Jascha Prosiegel, head of insurtech programs for Munich Re Specialty; and Kate Stillwell, president of earthquake and parametric operations at Neptune Flood Insurance, at InsurTech NY on March 31, 2026.

Takeaways:

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  • Geospatial data from imagery can catch property perils
  • Insurers can cover properties in zones previously written off
  • Using geospatial data creates parametric insurance opportunities

Geospatial data can help underwriters get and retain clients for longer by alerting them to meaningful changes in risk, said Jascha Prosiegel, head of insurtech programs for Munich Re Specialty, speaking on a panel at InsurTech NY on March 31.

Jascha Prosiegel of Munich Re
Jascha Prosiegel, head of insurtech programs for Munich Re Specialty
LinkedIn

"Geospatial is really, really helpful to identify whether an area is potentially becoming risky," he said. For example, timestamped photos can show how vegetation changed on a landscape, data about perils surrounding a property can be scored for underwriting purposes and scores show the frequency or severity of risks, Prosiegel explained.

"We need to be able to translate that into actuarial KPIs," he said. "Everything else is nice to have, but it's very hard to make a decision that really has an impact on the bottom line."

Using geospatial data about properties in this way helps underwriters find properties that have less risk today than they did 24 months ago, Prosiegel said. "The goal is not to underwrite a property once for 12 months and then drop that client a year later," he said.

Kate Stillwell - Neptune - LI.jpeg
Kate Stillwell, president of earthquake and parametric operations at Neptune Flood Insurance
LinkedIn

Keeping up with changes in property conditions by keeping up with data helps insurers make more informed decisions, according to Kate Stillwell, president of earthquake and parametric operations at Neptune Flood Insurance, who also spoke on the panel. 

Changes shown by the data are "going to affect how often we can say 'yes' and how big the exposure really becomes," she said. 

Managing geospatial data is challenging, including finding the data that will support risk reductions by policyholders, she added. 

"There's the collection of the data, there's the privacy of the data, and there's the standardization of the data so that it fits into underwriting standards, regulation and scoring," Stillwell said.

As an example of using geospatial data to reduce risks, Stillwell pointed to non-governmental organizations for the community of the Eastwick neighborhood in Philadelphia. Eastwick has had higher flood risks for many years. Community members and the NGOs are looking at parametric policies based on flood gauge measurements confirmed with photos. 

Munich Re uses geospatial data to drill deeper beyond ZIP code level data, Prosiegel explained. 

"Normally if we have 1,000 all in this ZIP code, that means they're all exposed to certain scenarios," he said. "Geospatial data helps us to say it's only 870 of those, because I can basically zoom into the risk much more on an individual level, and know a lot more about it, which means now I have 130 additional risks that I can write."

Margaret Williams of EarthDaily Analytics
Margaret Williams, director of product management at EarthDaily Analytics
LinkedIn

The impact of geospatial data on insurance coverage all depends on how it's used, as panelist Margaret Williams, director of product management at EarthDaily Analytics, a Vancouver-based provider of area change detection systems, said.

"My hope is that the geospatial data that we provide, that other companies like us provide, the data that might be saying we should no longer insure this risk, maybe that can be utilized instead for more targeted risk mitigation," she said. "Thinking creatively, how do we apply geospatial data to continue expanding the portfolio so that we can keep saying 'yes' to more and more customers out there?"

Related stories:

How location intelligence is advancing insurance innovation

Travelers Institute: How aerial imagery and geospatial data have transformed property insurance


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