Quiet Hands is in development. This page is awaiting legal sign-off and is not yet published.
Quiet Hands: the property intelligence service that watches what nobody else sees.
The signals that drive UK property investment have always been there, sitting in public records. Until now, only buyers with the time and budget to fuse hundreds of fragmented sources could read them. Quiet Hands does the fusing.
Quiet Hands brings together the public registers that already describe who owns what, what is being applied for, and where an area is heading, the Land Registry, Companies House, the Overseas Companies register, the EPC register and local planning portals, and turns them into signals you can act on. It is the same class of intelligence that institutional investors and large consultancies have long assembled by hand, made accessible to smaller buyers and to public-interest users.
What is Quiet Hands and who is it for?
Quiet Hands is a property intelligence service for UK investors, developers, commercial agents, surveyors and local authorities. It fuses fragmented public registers into clear signals so you can see the ownership patterns, planning movements and area dynamics that public data hides in plain sight. It is in development; you can join the early-access waitlist today.
Information has always been the edge
The data is public. Reading it together is the hard part.
The UK property market has always been won by the people with better information. Not better luck and not deeper pockets alone, but a clearer picture of who is buying, what is being applied for, and which way an area is moving, earlier than everyone else. That picture has never been secret. It sits in public registers that anyone is entitled to read.
The catch is that it is scattered. Ownership sits in the Land Registry and the Overseas Companies register. The people behind the companies sit in Companies House. Intentions sit in planning applications spread across more than three hundred local planning authorities, each with its own portal. Reading any one source is easy. Reading all of them, for one street, and seeing how they connect, has until now meant either weeks of manual work or a large research budget.
Modern AI has collapsed that cost. Fusing hundreds of public sources, normalising them, and surfacing the patterns is now something software can do continuously rather than something a team does by hand for a fee. Quiet Hands is that software. The data was always public; what was missing was an affordable way to read it together.
324,300
planning applications in England in the year to December 2025. MHCLG (opens in a new tab)
91,791
properties in England and Wales were registered to overseas companies as of September 2025, worth over £125 billion. Search Acumen analysis of HM Land Registry data (opens in a new tab)
9.9%
year-on-year rise in England residential transactions in the 12 months to August 2024. HMRC (opens in a new tab)
The five signal categories
What Quiet Hands surfaces
Every category is built on public data. Each card names the underlying registers and its data class.
Ownership Signals
Patterns in who is buying what, where. Surfaced from the Land Registry Price Paid feed, the Overseas Companies register, and Companies House.
- Same ultimate beneficial owner on multiple adjacent properties.
- New offshore vehicle making its first UK purchase.
- Surge of transactions on a single street within a quarter.
Planning Signals
Pre-application correspondence and full applications across every English planning portal, normalised and watched in real time.
- Multiple HMO conversions on adjacent properties.
- Repeated change-of-use applications on a parade.
- Pre-application correspondence by a landowner sitting on adjacent sites.
Stress Signals
Indicators that a street, postcode, or building is under economic strain, sourced from public registers.
- Rising count of council-tax-empty-homes registrations.
- Marketed-to-sold time deltas widening.
- Repossession flags appearing in Land Registry entries.
Demographic and Infrastructure Signals
External changes that move local property values, sourced from council, transport, education, and employment data.
- Planned new transport infrastructure.
- OFSTED outcome changes.
- Council investment announcements.
- Major employer relocations.
Network Signals
Connections between the people and entities active in an area, derived from registers and public filings.
- Multiple unrelated developers active on the same street within a month.
- Specific solicitor or surveyor appearing across unrelated transactions in a postcode.
See it work
Pick a borough and watch the signals surface
Three preloaded boroughs, fabricated signals, structured exactly the way the real product would output. Open any signal to see its public sources, its connections, and what it means.
Signals feed0 shown
Who it is for
Find yourself here
Investor / Developer
“I wish I could see deals before everyone else.”
Spot site assemblies, distress patterns, and undervalued postcodes early. Subscribe to a region. Get alerts when specific signal patterns trigger. Win the deal before it reaches the market.
Selling Landlord
“I wish I knew the best moment to sell.”
Know what is happening within 200 metres of your property. Sell into a quietly rising market, not out of a quietly falling one. Approach the assembler directly if your house is the missing piece.
Acquirer / Buying Landlord
“I wish I knew what's about to change around the property I'm buying.”
Read the area around the property, not just the property itself. Planning movements, ownership changes, infrastructure decisions. Adjust your offer by the things the survey will never tell you.
Commercial Agent / Surveyor
“I wish I could walk into a pitch with more data than my competitor.”
Generate a defensible intelligence picture for any address or area in minutes. Win the mandate with evidence the other firm cannot produce.
Local Authority / Public Interest
“I wish I could see what is happening to our housing stock.”
Track concentration of ownership. Monitor empty-homes patterns. See HMO conversion trends. Support housing strategy with the same intelligence the investors have.
What it is worth
Five decisions Quiet Hands changes
- Scenario 1
The unwitting site-assembly seller
- Situation
- You own a three-bed semi on a residential street. Quiet Hands detects that a national housebuilder has, through three separate SPVs over 14 months, bought three of the eleven houses on your street.
- What Quiet Hands surfaces
- You realise your house is part of an assembly.
- What you do
- You either approach them directly, or hold and ride the inevitable announcement.
- What it is worth
- The information sits behind a subscription. The value sits in the tens of thousands.
- Scenario 2
The over-supplied postcode
- Situation
- You are a small landlord thinking of expanding into a new city. Quiet Hands shows that one specific postcode has seen a 340% rise in HMO planning applications over 18 months, 60% concentrated in three interconnected companies.
- What Quiet Hands surfaces
- You realise that postcode is becoming over-supplied.
- What you do
- You buy somewhere else.
- What it is worth
- The cost of not knowing would have been a slow-bleeding void problem for years.
- Scenario 3
The hidden CPO risk
- Situation
- You are a family buying a forever home. Quiet Hands flags that the council has been quietly assessing the street for a CPO related to a future transport scheme. The detail sits in a planning consultation document nobody would otherwise read.
- What Quiet Hands surfaces
- You see the risk before you exchange.
- What you do
- You back away from the purchase.
- What it is worth
- You avoid a six-figure loss.
- Scenario 4
The commercial mandate win
- Situation
- You are a surveyor pitching for a residential block valuation. You walk in with a map showing every comparable, every ownership change, every planning move, and the network connections between them. The competing surveyor walks in with a desktop spreadsheet.
- What Quiet Hands surfaces
- Your pitch is built on evidence the other firm cannot produce.
- What you do
- You win the mandate.
- What it is worth
- The intelligence cost less than an hour of your time and earns you the fee.
- Scenario 5
The local-authority concentration alert
- Situation
- You are a housing strategy officer. Quiet Hands shows that 27% of properties on three streets in your ward now have offshore ownership, against 6% five years ago.
- What Quiet Hands surfaces
- You have evidence of a real concentration shift.
- What you do
- You take it to your committee.
- What it is worth
- Policy follows data. Public outcome from a public dataset.
Scenarios are illustrative and represent the kinds of patterns the production product is designed to surface. Specific values and outcomes vary by market conditions. Quiet Hands is intelligence, not advice; always engage qualified advisers for any specific transaction.
Ethics and boundaries
What Quiet Hands does, and what it doesn’t
What Quiet Hands does
- Draws only on data that UK public authorities have published under open government licences and made freely accessible for commercial use, the Land Registry registers, Companies House, the Overseas Companies register, the EPC register, local planning portals and council open data. It does not use private data feeds or scrape protected sources.
- Surfaces patterns about commercial property activity: ownership of assets, planning movements, market dynamics.
- Provides the same class of intelligence already used by institutional investors and large consultancies, made accessible to smaller buyers.
- Serves local authorities and community groups so the same intelligence is available to public-interest users, not only commercial ones.
- Operates under UK GDPR with documented data-protection processes and Cyber Essentials certification.
What Quiet Hands does not do
- Identify individual private residents.
- Provide tenant screening, tenant scoring, or any information about individual occupiers.
- Display personal data beyond what is already on the public Companies House register. Home addresses and full dates of birth are never shown, and every field shown on screen can be traced to a named public register entry.
- Use scraped social media, special category data, or any source obtained without lawful basis.
- Replace the legal, planning, or surveying advice a transaction requires; Quiet Hands is intelligence, not a decision.
Quiet Hands is built and operated by Hartz AI, a UK company. Our compliance lead is Rivka Abecasis, a UK GDPR specialist. Any concern about the product’s use can be raised at hello@hartzai.com.
Pricing
Three tiers, three jobs
Illustrative price bands only. No firm prices while Quiet Hands is in development.
Know Your Patch
From £49/mo
Single-postcode landlords and homeowners
For single-postcode landlords and homeowners. One postcode area. Weekly digest of signals. Spot the patterns on your own street.
Join the waitlist for this tierFind Your Next Deal
From £299/mo
Active investors and small developers
For active investors and small developers. One borough or region. Real-time alerts on configurable signal patterns. The intelligence layer for your acquisition pipeline.
Join the waitlist for this tierSector Intelligence
From £2,500/mo
Institutional buyers, family offices, surveying firms and local authorities
For institutional buyers, family offices, surveying firms, and local authorities. Custom signal definitions, API access, multi-region coverage. The intelligence layer for teams that would otherwise commission bespoke research.
Join the waitlist for this tierEarly access
Join the Quiet Hands waitlist
Tell us who you are and the patch that matters, and we will email you the moment Quiet Hands opens.
Common questions
Quiet Hands, answered
Who built this
Built by Hartz AI, reviewed for legal tone
New entrants will appear in this space. The difference is the compliance bar we hold ourselves to, and the fact that we will not publish a claim our reviewer cannot support.
- Cyber Essentials certified. See our trust and security page.
- Legal-tone review pending. Rivka Abecasis, our AI Compliance Lead and a UK GDPR specialist, signs off the legal tone of everything we publish.
- Hartz AI on Wikidata (opens in a new tab).
Where to next
Carry on through the property practice
Streetcast
Street-level rent and value forecasts. Quiet Hands tells you what is happening now; Streetcast tells you where it is heading.
See StreetcastResiShield
The compliance and risk engine for the Renters Rights Act. The product holders reach for once they have decided to stay, sell or buy.
Explore ResiShieldProperty AI Lab
Interactive AI demos for UK property professionals, with illustrative data and no sign-up. See the intelligence fused live.
Open the Property AI LabTalk it through
Book a Discovery Audit and we will point the analysis at your own patch, your own postcodes and your own questions.
Book a Discovery AuditQuiet Hands is in development. The descriptions on this page describe the product Hartz AI is building. Signals shown in the demo are fabricated illustrations using realistic data structures. Quiet Hands is property intelligence, not legal or investment advice. Always engage qualified advisers for any specific transaction.