OPDA Expands Open Property Data Standards with New Members Hiizzy and Instamo
By Lauren Towner · 29 July 2026

Quick Summary
The Open Property Data Association (OPDA) has added Hiizzy and Instamo to its membership to accelerate open property data adoption. This move aims to digitize the UK housing market by replacing manual duplication with trusted data sharing, reducing transaction delays, and improving mortgage application accuracy for brokers and lenders.
How Does OPDA Modernize the Home Buying Process?
The open property data standards developed by OPDA provide a framework for interoperable digital records that can be reused across the entire transaction chain. By bringing together the UK's six largest banks, building societies, and tech innovators, the association is building a transaction-ready infrastructure. This collaborative approach ensures that data captured at the listing stage remains verifiable and secure throughout the mortgage process.
- Reduces manual duplication of client information.
- Accelerates digital transformation across the property sector.
- Standardizes data models for seamless sharing between conveyancers and lenders.
What Solutions Do Hiizzy and Instamo Provide?
Hiizzy focuses on the property listing journey, creating structured records that include digital verification and disclosures. Meanwhile, Instamo offers a secure autofill solution that streamlines mortgage applications by populating lender portals with adviser-approved data. These technologies directly address the friction points where time is currently lost in the UK property market.
Freddie Savundra, Founder of Instamo, said: "At Instamo, we believe the future of property transactions lies in trusted, connected and instantly accessible information. Too much time is currently lost through duplication, manual processes and disconnected systems."
Lewis Buckley, CEO and founding partner of Hiizzy, said: “Hiizzy began with the belief that sellers deserve a more transparent, flexible way to bring their property to market. We now believe the real opportunity is bigger than better listings; it's building trusted, transaction-ready property data that can be reused securely throughout the whole process."
FF NEWS TAKE:
This expansion of the OPDA membership definitely moves the needle for the UK property market. By integrating open property data specialists like Hiizzy and Instamo, the association is moving beyond theoretical standards into practical, tech-led implementation. As government reforms gather pace, the ability to turn a property listing into a reusable digital asset is the only way to solve the chronic delays plaguing British homebuying.
Companies in this story: Hiizzy, The Open Property Data Association, Instamo
People in this story: Freddie Savundra, Lewis Buckley, Maria Harris