Shape the direction
Bring your insight into the product’s development.
THE VISION / UK PROPERTY INTELLIGENCE
Live. Intelligent. Transparent.
We’re building a clearer way to track property value, performance and risk.
10 questions. 2–3 minutes. Help shape what comes next.
Built by property professionals with over a decade of experience in UK real estate.
Choose a signal to see what it means.
THE GLOBAL BLIND SPOT
Fragmented data.
Delayed signals.
No shared picture.
Trillions move through real estate on information that can be scattered, late and shaped by assumptions. Without a clear, current view of value, yield, risk and performance, decisions are made in the dark.
One property can receive different valuations. Each is an expert estimate, combining comparable evidence with professional judgement. Older or imperfect comparisons can make the number inaccurate.
THE COMPOUND EFFECT
Incomplete visibility can lead to:
THE PROBLEM WE’RE EXPLORING
Tell us what gets in the way of a confident property decision. Your experience will help set the direction.
Buyer, seller or property professional — your experience matters.
10 questions · 2–3 minutes · Contact details optionalLIVE RESEARCH PROGRESS
Our first goal: 100 survey responses across the UK property market.
Counts include saved responses from both survey versions.Loading live research progress…
THE SOLUTION / PORTMARK
Imagine seeing how a property is performing, what’s changing around it and where the risks sit — in one clear view.
Portmark is building the intelligence layer to connect property data, current market signals and decision-ready insight. Track value, income, risk and performance together. Research and partnerships will shape how we build it.

STRATEGIC PARTNERSHIPS
Set a new standard for property intelligence.
BUILD WHAT COMES NEXT
We’re inviting strategic partners to help shape what comes next.
Bring your insight into the product’s development.
Contribute expertise, data and research.
Explore a pilot. Test the possibilities.