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Estate Agency Companies in Cardiff: 46 Active Firms (2026)
Estate agencies in Cardiff sell and let residential property for homeowners, landlords and buyers across the city and surrounding metropolitan area.
Demand sits chiefly with homeowners instructing a sale, landlords seeking letting and management cover, and buyers or tenants using branches as local market filters. The commercial unit is usually an individual instruction, valuation pipeline or managed tenancy, with recurring landlord fees sitting alongside commission-led sales. The typical operator is branch-led rather than platform-only: small office teams coordinate viewings, marketing, negotiation and compliance, while digital listings act as distribution rather than the whole service. Public-sector work is not the natural centre of gravity; the day-to-day buyer is usually a private household or local landlord.
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Cardiff has 46 actively trading estate agencies in this cohort, a scale that makes local branch presence and neighbourhood coverage more visible than national brand footprint. Reported employment across the cohort totals 391 people, and every firm reports headcount, leaving little opacity around the labour footprint. Scale is uneven: 2 firms sit above £5M turnover, while 3 were incorporated since 2022. The shape is therefore a mature local-agency base with a small recent-entrant layer, rather than a market dominated by new formations.
Residential agency sits close to several compliance regimes even when it is locally branch-led. Sales work brings anti-money-laundering checks, material-information obligations and documented offer handling; lettings add client-money controls, deposit protection, rent collection processes and landlord-tenant communications. Cardiff agencies also operate in a market where portals, conveyancers, mortgage intermediaries and outsourced property managers shape the service experience without appearing as the contracting agency. Peer comparison is clearest when revenue mix is separated between sales instructions, managed lettings and valuation-to-referral pipelines.
Cardiff’s estate-agency cohort appears likely to remain branch-led, with digital listing and valuation workflows used to support local relationship work rather than replace it outright. The scarcity of higher-turnover agencies suggests consolidation pressure may show up through referrals, franchise-style operating models or managed-lettings books changing hands, rather than through a wave of new entrants. Lettings-heavy firms tend to have steadier recurring income, but also carry more compliance and service workload. Sales-weighted firms remain more exposed to mortgage affordability, transaction volumes and vendor confidence, so their hiring and branch decisions are likely to stay cautious.
46
Active firms
2026
2
Over £5M
Companies above £5M turnover
3
Recent incorporations
Incorporated since 2022
Key facts
About 4% of the trading cohort reports turnover above £5M (2 of 46 firms) — the rest sits below that revenue band.
6% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
Cardiff estate agencies typically earn fees from residential sales and lettings, linking revenue to local listing volumes, viewings and completed offers.
Buyer groups include homeowners, landlords and residential purchasers across Cardiff and the surrounding metropolitan area.
Operators tend to compete on local valuation knowledge, stock availability and landlord relationships rather than on national scale alone.
Top Cardiff Estate Agency companies
NORTHOVER & WILLIAMSON LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates an estate and letting agency providing residential property sales and rental services. Assists clients with buying, selling, and letting homes, offering property valuations, landlord…
Serves property buyers, sellers, landlords and tenants in Cardiff, including homeowners moving home, first-time buyers and rental property owners.
Financial Health
HealthyHealthy · Hiring · 15% CAGR over 4y
Location
SQUARE FOOT ESTATE AGENTS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings services, including marketing homes, arranging viewings, tenant sourcing, rent collection and property management for landlords, as well as property…
Serves homeowners, property sellers, buyers, landlords and tenants seeking residential sales, lettings and property management in Cardiff, Penarth and nearby areas.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Jeffrey Ross Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides residential estate agency services including property sales, lettings and property management. Markets homes, arranges valuations and viewings, supports buyers and sellers through…
Serves home buyers, property sellers, renters, student tenants and residential landlords in Cardiff, Penarth, Barry, Caerphilly and Bristol.
Financial Health
HealthyHealthy · Hiring · 14% CAGR over 2y
Location
HOGG AND HOGG LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency and lettings services, including property sales, rental listings, valuations, marketing, and support for buyers, sellers, landlords and tenants, with property…
Serves property sellers, buyers, landlords and tenants in Cardiff, including homeowners looking to sell, renters seeking homes, and landlords with residential lettings.
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
KELVIN FRANCIS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential estate agency services including marketing and selling homes, property valuations, and lettings management. Lists properties for sale and rent and offers mortgage advice and…
Serves homeowners, property sellers, buyers, landlords and tenants in Cardiff and surrounding areas, covering residential sales, rentals, valuations and mortgage advice.
Financial Health
WeakWeak · -3% CAGR over 2y
Location
Mr Homes Estate Agents Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings services, marketing houses and flats for sale or rent. Offers property valuations, buyer and tenant services, landlord support, mortgage advice, and…
Serves Cardiff homeowners, landlords, property sellers, buyers and tenants, including local residential property investors seeking sales, lettings, valuations or auction support.
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
CPS PROPERTY MANAGEMENT LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential estate agency and lettings services, marketing properties for sale and rent. Manages rental properties for landlords, arranges property viewings and valuations, and offers…
Serves home buyers, sellers, renters, students, landlords and property investors in Cardiff, including those seeking professional or student accommodation and residential property opportunities.
Financial Health
HealthyHealthy · -5% CAGR over 2y
Location
ST MICHAEL ANGEL ESTATE LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales, lettings, and property management services, including tenant sourcing, rental management, property valuations, and assistance with buying or selling homes and…
Serves homeowners, first-time buyers, property investors, landlords and tenants in Cardiff and South Wales, covering residential sales, lettings and rental property owners needing management.
Financial Health
DistressedDistressed
Location
THE UMBRELLA HOMES LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential property sales, lettings, and management services. Markets houses and flats for sale or rent, manages rental properties for landlords, offers tenant sourcing, HMO management,…
Serves property buyers, renters, tenants, landlords and investors in Cardiff, including students and young professionals seeking house shares or flats, and landlords with residential rental…
Financial Health
HealthyHealthy · -9% CAGR over 2y
Location
KEY LET LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides residential property sales and lettings services, including student and executive rentals. Manages rental properties for landlords, markets homes for sale or rent, arranges valuations, and…
Serves homebuyers, renters and property owners in Cardiff, including student tenants, executive renters, residential landlords and people looking to sell or let homes. Also targets commercial…
Financial Health
StableStable · 0% CAGR over 2y
Location
CARDIFF PROPERTY LETTINGS LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides residential property sales and lettings services, marketing homes and managing rental properties for landlords. Lists and arranges tenancies for student, executive and residential rentals,…
Serves consumers and property owners in Cardiff, including home buyers, private renters, students, executive tenants, landlords, and sellers of residential or commercial property.
Financial Health
HealthyHealthy · -7% CAGR over 2y
Location
HERN & CRABTREE LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential estate agency and lettings services, including marketing and sale of homes, tenant sourcing, and property management for landlords. Also offers probate valuations, estate…
Serves home sellers, buyers, tenants and landlords in Cardiff, the Vale of Glamorgan and nearby areas, plus property developers and clients requiring probate or estate management across Wales and…
Financial Health
StableStable · -89% CAGR over 2y
Location
Interlet Group Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsOperates a residential letting and estate agency, marketing houses and flats for rent and sale. Provides property management for landlords, tenant placement, maintenance coordination, and property…
Serves a mix of B2C and B2B customers: students and professionals seeking rental homes in Cardiff, plus residential landlords and property investors needing letting, sales, or property management…
Financial Health
StableStable · 0% CAGR over 2y
Location
THE LETTING STATION (CARDIFF) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides residential property letting, management, and estate agency services. Markets properties for rent and sale, manages rental portfolios for landlords, arranges tenant placements, and offers…
Sells to residential landlords, from accidental to professional portfolio owners, and to tenants and homebuyers/sellers seeking property lettings, management and sales services across South Wales…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
MGY Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential and commercial estate agency services including property sales, lettings, and marketing. Offers property valuations, landlord services, land and new homes sales, auctions, and…
Serves homeowners, buyers, landlords, tenants and property investors, plus commercial property clients and land/new homes developers across Cardiff, the Vale of Glamorgan and RCT.
Financial Health
StableStable
Location
CHAMBERS ESTATE AGENTS (CARDIFF) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings services, including property valuations, marketing and management of homes for sale or rent. Assists buyers, tenants and landlords, and lists…
Serves homeowners, homebuyers, renters, landlords and buy-to-let investors in Cardiff and nearby South Wales, plus commercial property clients seeking sales or lettings.
Financial Health
StableStable · -66% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential estate agency and lettings services, marketing properties for sale and rent, arranging property viewings and valuations, placing tenants, and supporting landlords, alongside…
Serves residential property buyers, sellers, renters, tenants and landlords in South Wales, with listings across Blackwood, Caerphilly, Cardiff, Newport, Blaenau Gwent and nearby areas.
Financial Health
DistressedDistressed · -90% CAGR over 2y
Location
Mark Anthony Properties Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates estate and letting agency services, marketing residential properties for sale and rent, arranging property viewings and valuations, and providing services for landlords, tenants and buyers…
Serves private landlords, property investors, home sellers, home buyers and tenants in the UK residential property market.
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
Hafren Properties Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides residential and commercial estate agency services, including property sales, lettings, and marketing. Offers property valuations, landlord and tenant support, and online listings for houses,…
Serves private home buyers, sellers, tenants and landlords, plus small businesses seeking commercial premises, mainly in Cardiff and Newport.
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
Location
Michael Graham Young Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential and commercial estate agency services including property sales, lettings and property management. Offers property valuations, marketing of homes and new developments, land and…
Serves homeowners, homebuyers, landlords, tenants, commercial property clients and developers across Cardiff, the Vale of Glamorgan and RCT.
Financial Health
StableStable · Hiring · 17% CAGR over 2y
Location
2 LET 2 LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential letting and property management services. Markets and manages rental properties including houses, flats and student accommodation, and assists tenants with property searches,…
Serves a mix of consumers and landlords: students and private tenants seeking rental homes in Cardiff, plus residential landlords needing letting and property management support.
Financial Health
HealthyHealthy · -3% CAGR over 4y
Location
THE LIVING ROOM LETTING AGENCY CARDIFF LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential property letting and management services, marketing rental properties for landlords and arranging tenancies for students and professionals. Handles property listings, tenant…
Serves Cardiff landlords and property investors, plus tenants including students, professionals, families and people seeking house shares.
Financial Health
StrongStrong · Hiring · 10% CAGR over 2y
Location
THE EDGE ESTATES (UK) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides estate agency services including residential property sales and lettings, property management, and commercial property listings. Markets properties on online platforms, arranges viewings,…
Serves residential property buyers, renters, sellers and landlords, plus clients seeking property management or commercial property services, with listings promoted via Zoopla.
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
Gareth L Edwards Estates Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides estate agency services for residential property, including sales and lettings listings, property valuations, landlord services, and property management. Also assists with marketing land and…
Serves residential property buyers, sellers, tenants and landlords in the Bridgend district, including homeowners, renters, property investors and land or new development clients.
Financial Health
HealthyHealthy
Location
Property Partners Services Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsOperates an estate agency offering residential property sales and lettings, listing houses and flats for rent or purchase. Also acts as a private landlord and provides property investment…
Serves homebuyers, tenants, landlords and property investors seeking residential property sales, lettings and investment opportunities in South Wales and the South West of England.
Financial Health
HealthyHealthy · -13% CAGR over 5y
Location
Payton Jewell & Caines Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency services including property sales and lettings, marketing of homes for sale or rent, tenant and landlord support, and property valuations. Also offers…
Sells to homebuyers, sellers, tenants and landlords, plus property investors and people needing residential valuations. Also serves clients requiring probate, tax, matrimonial, litigation and Help to…
Financial Health
WeakWeak · -6% CAGR over 4y
Location
CHRIS DAVIES ESTATE AGENTS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency and lettings services including marketing homes for sale, arranging property viewings, tenant find and landlord services, and property valuations. Lists houses and…
Serves homeowners, residential landlords, property buyers and tenants in the Vale of Glamorgan, including people selling, letting, buying or renting houses and flats.
Financial Health
WeakWeak · -66% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency services including property sales and lettings. Markets homes for sale, manages rental properties for landlords, and assists tenants and buyers. Also offers…
Serves home buyers, property sellers, tenants and residential landlords in South Wales, including Blackwood, Caerphilly, Newport and Cardiff.
Financial Health
DistressedDistressed · -10% CAGR over 4y
Location
DURBINS PROPERTY LIMITED
Trajectory
4y · 2020–NowFinancial sub-scores
Computed from 4 filingsOperates estate and letting agency services, marketing residential properties for sale and rent, conducting property valuations, and supporting buyers, sellers, landlords and tenants with property…
Serves home sellers, buyers, landlords and tenants in Pontypridd, Tonteg, Church Village, Llantwit Fardre, Efail Isaf, Talbot Green and surrounding areas, including first-time buyers, families and…
Financial Health
HealthyHealthy · -20% CAGR over 4y
Location
Osborne Estate Agents Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency services, listing and selling houses, land and garages. Offers property valuations, sales progression and viewings, along with property management, financial…
Serves homeowners, property sellers and residential buyers seeking homes, garages or land in Rhondda Cynon Taff and nearby areas including Pontypridd, Rhondda, Llantrisant, Bridgend and Cardiff.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
SAGE & CO ESTATE AGENTS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency services including property sales, lettings and auctions. Offers property valuations, buyer and seller support, landlord and tenancy management services, and…
Serves residential property sellers, buyers, landlords and tenants in South Wales, including homeowners seeking valuations or sales support, renters looking for homes, and landlords needing letting…
Financial Health
StableStable · -67% CAGR over 4y
Location
Lucas Estates Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides estate agency services including residential property sales, lettings, tenant finding, and property management for landlords. Also offers property valuations, buyer support, and mortgage or…
Serves residential property sellers, landlords, buyers and tenants in Ystrad Mynach, Hengoed, Blackwood, Bargoed and surrounding villages, including homeowners seeking valuations and landlords…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
Phillips Homes Lettings And Sales Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings services, marketing homes and managing rental listings. Offers property search tools and services for landlords, tenants, buyers and sellers,…
Serves homeowners, property sellers, landlords, buyers and tenants in the residential property market across Rhondda and Rhondda Cynon Taf, with some commercial property customers.
Financial Health
StableStable · -4% CAGR over 4y
Location
Let Right Properties Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings services, marketing homes and student accommodation, arranging property searches and viewings, and supporting landlords and tenants with management…
Serves residential property sellers, buyers, landlords and tenants, including student renters, in and around Pontypridd, Treforest and nearby South Wales towns.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
Peter Wood Residential Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates a residential letting agency that markets rental properties, matches tenants with landlords, manages tenancy applications, and provides property management services including rent collection…
Serves private residential landlords and prospective tenants seeking rental homes in Penarth, Cardiff and nearby Vale of Glamorgan areas.
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
BRINSONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides estate agency and chartered surveying services including residential and commercial property sales, lettings, valuations and surveys. Lists homes and commercial properties for sale or rent…
Serves homeowners, property buyers and sellers, landlords, tenants, and commercial property owners or occupiers across South Wales, including Caerphilly, Cowbridge and Cardiff.
Financial Health
WeakWeak · -19% CAGR over 4y
Location
Flying Keys Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property estate agency services including property sales, lettings and rental management. Lists homes for sale and rent, arranges valuations, and supports buyers, sellers,…
Serves home buyers, sellers, renters, landlords and property investors across South Wales, including clients seeking residential or commercial property sales, lettings or rental portfolio management.
Financial Health
DistressedDistressed
Location
Crook & Blight Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides estate agency services for residential property, including sales and lettings. Markets homes, arranges property valuations, and promotes listings using tools such as virtual tours and…
Serves residential property sellers, landlords, buyers and tenants in Newport, Cardiff, Bristol and London.
Financial Health
StableStable · -7% CAGR over 4y
Location
HERBERTS MANAGEMENT COMPANY LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides estate agency and property services including residential sales and lettings, commercial property marketing, land and farm sales, property valuations, and professional surveying advice. Also…
Serves homebuyers, sellers, tenants and landlords in South Wales, alongside commercial property clients, developers, rural landowners, farmers and agricultural businesses.
Financial Health
WeakWeak
Location
Apex Estates (Aberdare) Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides residential property sales and lettings services, marketing homes for sale, arranging viewings, and conducting property valuations. Manages rental properties for landlords and supports…
Serves home buyers, sellers, tenants and private landlords in South Wales, particularly Aberdare, Pontypridd, Merthyr Tydfil, Tonypandy and Bargoed, including people seeking residential properties or…
Financial Health
WeakWeak · -28% CAGR over 3y
Location
Herbert R Thomas Limited Liability Partnership
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides estate agency and property services including residential sales and lettings, commercial property brokerage, land and farm sales, property valuation, and surveying. Also conducts auctions…
Serves property sellers, buyers, landlords and tenants in South Wales, alongside commercial clients, developers, farmers, rural landowners and agricultural businesses needing property and land…
Financial Health
StableStable
Location
Deere and Son Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides estate agency services including residential property sales, lettings, and rental management. Offers property valuations, marketing of homes, and support for buyers, sellers, landlords, and…
Serves homeowners, landlords, property buyers and tenants in Porthcawl and surrounding South Wales areas, including people moving, relocating, upsizing, downsizing or retiring.
Financial Health
WeakWeak · Hiring · 9% CAGR over 4y
Location
WILLIAM PARKMAN & DAUGHTERS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential property sales and lettings agency services, property management and block management for landlords and leaseholders, and arranges property-related insurance. Offers property…
Serves residential property sellers, buyers, landlords and tenants, as well as leasehold or freehold block owners seeking property and insurance support.
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
Location
Walker & Lewis Estate Agents Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides estate agency services for residential and commercial property sales. Markets properties, arranges viewings, negotiates sales between buyers and sellers, and offers property valuation…
Serves homeowners, residential property sellers and buyers in Pontypridd, alongside commercial and retail property clients.
Financial Health
HealthyHealthy · Hiring · 87% CAGR over 2y
Location
THOMAS LETTINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential estate agency services including property sales, lettings and rentals. Offers property valuations, marketing of homes, tenant sourcing, and arranging property viewings for…
Serves private homeowners, home buyers, tenants and residential landlords, primarily consumers and property owners looking to buy, sell, rent or let homes.
Financial Health
StableStable · Hiring · 11% CAGR over 4y
Location
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How Cardiff Estate Agency companies work and how to sell to them
What they do
Cardiff estate agencies earn through sales commission, lettings fees, managed-tenancy charges and referral income linked to mortgage, conveyancing or insurance introductions. Sales revenue is usually contingent on a completed transaction, so valuation pipelines and vendor conversion matter as much as branch footfall. Lettings creates a steadier book where landlords pay for tenant-find, rent collection or full management. The service shape is labour-heavy: local valuations, photography, viewings, offer negotiation, tenancy administration and compliance handling. Most agencies package digital listings as distribution for locally held instructions, not as a pure software product or marketplace.
Who they sell to
Most customers are private homeowners, small landlords, buyers and tenants rather than procurement teams. The seller’s real buyer is often the vendor deciding who can price and present a home credibly, or the landlord weighing void risk, rent collection and day-to-day management workload. Fees usually scale with sale price, rent level and management scope, and the sales cycle is short compared with enterprise B2B but emotionally loaded. New business typically comes through direct branch contact, local search, property portals, referrals and repeat landlord relationships, not formal RFP channels.
What they buy
Most estate agencies tend to spend on systems that protect the instruction pipeline and reduce branch administration. Common categories include property CRM, valuation and appointment scheduling, digital marketing, call tracking, e-signature, document management, tenant referencing, rent collection, client-account controls, anti-money-laundering screening and cyber security. Lettings-heavy firms may also buy maintenance coordination, inventory services and accounting support, while sales-weighted agencies often need photography, floor plans, local advertising and conveyancing referral workflows. Recruitment, payroll, training and outsourced compliance advice matter because the service still depends on negotiators, valuers and property managers doing detailed work under time pressure.
Why and how to sell to them
Estate-agency buyers tend to evaluate suppliers when branch workload rises, a landlord book changes hands, valuation-to-instruction conversion weakens, or compliance tasks begin to pull negotiators away from revenue work. Funding events are less useful signals than local hiring, new lettings management offers, branch moves, senior appointments and visible investment in property marketing. Outbound works better when it speaks to a specific operating bottleneck: fewer missed enquiries, cleaner audit trails, faster tenancy administration, lower fall-through risk or clearer landlord reporting. Cardiff agencies are likely to respond to evidence that a tool or service fits small branch teams, rather than generic enterprise language.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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