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Joinery Companies in Swansea: 71 Active Firms (2026)
Joinery companies in Swansea manufacture and install timber fixtures, stairs, doors, windows and fitted interiors for local construction projects.
Buying decisions tend to sit with main contractors, housebuilders, local developers, architects, facilities teams and public-sector estates managers, rather than a single procurement desk. The better-fit suppliers are workshop-backed contractors with site teams, able to price from drawings, manage materials and attend programme meetings as well as install finished woodwork. Engagements are usually project-led: domestic fit-outs at the smaller end, or subcontract packages on commercial and public-sector builds where repeat relationships, programme reliability and snagging response matter. Specification discipline is part of the sell, especially for doors, stairs, partitions and fitted interiors that need to match building-control expectations.
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Swansea has 71 actively trading joinery firms, and reported headcount totals 218 across that cohort. Only 2 report turnover above £5M, while 12 were incorporated since 2022, so the local market appears weighted towards smaller contractors rather than higher-turnover manufacturers. That profile fits a city and South Wales supply base where suppliers often work through repeat subcontracting, private refurbishment and local estates work. The employment footprint points to workshop and site-team capacity in parts of the market, but much of the buying still appears relationship-led and project-specific.
Joinery and carpentry work sits within the UK building-control framework rather than a dedicated sector licence. GOV.UK guidance allows competent person schemes to let approved installers self-certify some building work instead of seeking separate building regulations approval; membership is voluntary, but assessed work is subject to inspection. The British Woodworking Federation sits close to the manufacturing side, providing regulatory information and running schemes for areas such as fire doors and stairs. For Swansea contractors, the practical burden is specification control, product traceability and installation evidence, especially where subcontract work feeds into main-contractor compliance packs.
Demand appears likely to remain tied to the local construction cycle, with repair, refurbishment, public-estate maintenance and small commercial fit-out carrying much of the workload. Firms with workshop capacity and repeat subcontract links tend to have more defensible positions than installation-only operators, because they can absorb specification changes and evidence compliance. Scale-up scarcity may persist: joinery work is labour-intensive, locally delivered and exposed to material-price movement. Consolidation, where it happens, is more likely to look like small contractors joining broader building-services groups than software-style roll-ups.
71
Active firms
2026
2
Over £5M turnover
12
Incorporated since 2022
Key facts
About 2% of the trading cohort reports turnover above £5M (2 of 71 firms) — the rest sits below that revenue band.
16% of the cohort was incorporated since 2022 (12 firms), so a sizeable share is in its first few filing cycles.
GOV.UK treats competent person schemes as voluntary routes for building-trade installers to self-certify eligible work, with approved work assessed through ongoing inspections.
The British Woodworking Federation has 500+ members and operates schemes covering fire doors and stairs, reflecting safety and specification scrutiny in manufactured joinery.
ONS construction statistics for Great Britain recorded new work growth of 1.4% in 2024 and new orders growth of 5.6%, tying joinery demand to housing, refurbishment and commercial fit-out cycles.
ONS counted 370,770 VAT/PAYE-registered construction firms in Great Britain in Q3 2024, up 1.7% year on year.
A 2026 industry analyst report characterises builders’ joinery and carpentry of wood as fragmented, with market concentration described as low.
Top Swansea Joinery companies
CDL Building & Carpentry Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides building and carpentry services for domestic and commercial projects, including new house construction, office refurbishments, shop fitting, roof work, and installation or modification of…
Serves homeowners, commercial premises owners and businesses in Swansea, Neath and wider South Wales, including new or expanding companies and insured property owners after damage.
Financial Health
StableStable · 0% CAGR over 5y
Location
Jones & Andrews Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides shopfitting and bespoke joinery for retail stores, including design coordination, manufacture of timber fixtures, and installation. Manages new store fit-outs, refurbishments and maintenance…
Serves B2B retail clients, including high street chains, sports retailers and children’s clothing brands, typically project managers and store development teams managing new store, refurbishment and…
Financial Health
HealthyHealthy · -7% CAGR over 4y
Location
PAUL THOMAS AND SON BUILDERS LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides building and joinery services for residential and commercial properties, including new house construction, home extensions, renovations, loft conversions, and installation of sun rooms,…
Serves homeowners and commercial property owners in Swansea and the Gower area, including clients planning extensions, loft conversions, renovations, sun rooms and new-build projects.
Financial Health
WeakWeak · 0% CAGR over 5y
Location
F.R.E.D.S. Timberframe Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and supplies timber frame building systems for residential and commercial construction. Produces modular homes, structural timber frames and stair components, and provides…
Serves UK-wide commercial builders, property developers and trades delivering housing developments, alongside homeowners planning one-off new builds or extensions; also works with housing…
Financial Health
StableStable · Hiring · 36% CAGR over 4y
Location
FIREL LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · Profitable, Growing · 0% CAGR over 1y
Location
PREN CALED CARPENTRY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides carpentry and building services including structural carpentry, roof construction, timber frame and ICF structures, and renovations and new builds. Installs kitchens, bathrooms, cladding,…
Serves homeowners, self-builders, property developers and construction clients needing residential projects, extensions, renovations, fitted interiors, garden buildings or estate-scale timber frame…
Financial Health
WeakWeak · Hiring · 22% CAGR over 4y
Location
OC Carpentry Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
Ollie Lister Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
G & C CARPENTRY LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 5y
Location
MIAH'S CARPENTRY SERVICES LIMITED
Trajectory
3y · 2021–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Doorworx Joinery Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -16% CAGR over 4y
Location
SEAN HIRST TRANSFORMATIONS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 5y
Location
Edmunds Webster Joinery Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
Andrews & Kent Carpenters Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
Advanced Timber Erecting Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
CGL Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 10% CAGR over 4y
Location
B.D.L. Carpentry Ltd.
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
AMP DESIGN & BUILD LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
Lockout 24-7 Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy
Location
E L Carpentry Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
DC CARPENTRY & JOINERY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs bespoke joinery including handmade wooden kitchens, doors, windows, staircases and furniture. Also provides restoration work, outdoor wooden items, and joinery for…
Serves homeowners, commercial organisations and faith institutions needing bespoke joinery projects, primarily across South Wales, with capacity for nationwide projects.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 4y
Location
Ways With Wood Ltd.
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
South Wales Construction Ltd.
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -24% CAGR over 4y
Location
Michael W. Tench & Son Building Contractors Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential building and carpentry services, including house extensions, full home renovations, new build construction, roofing and roof replacements, and bespoke timber features. Manages…
Serves homeowners and private residential clients in South Wales seeking large-scale home improvement and construction projects, including extensions, full-house renovations, new builds, roofing and…
Financial Health
StrongStrong · Growing · 2% CAGR over 4y
Location
Geraint Williams Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides general building and carpentry services, including construction and renovation work and installation of uPVC fixtures and fittings for residential properties and public sector or local…
Serves local authorities and other clients commissioning building projects, including property owners or managers needing accredited construction contractors for carpentry, general building and uPVC…
Financial Health
StrongStrong · Growing, Hiring · 10% CAGR over 3y
Location
CELTIC RENDERING SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides construction and property maintenance services including external wall insulation installation, loft insulation, plumbing, plastering, carpentry, electrical work, kitchen and bathroom…
Serves private and public sector property owners and managers in West Wales, including housing associations, private landlords, councils and domestic clients, across small and large projects.
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
YSTRAD JOINERY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -68% CAGR over 4y
Location
FFENESTRI KEVIN THOMAS WINDOWS LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsSupplies and installs uPVC and aluminium windows and doors, including composite, sliding and bi‑fold systems. Also designs and builds conservatories, orangeries and porches for residential…
Serves homeowners in South and West Wales, including Haverfordwest, Cardigan, Carmarthen, Llanelli, Ammanford and Swansea, planning home improvement projects.
Financial Health
HealthyHealthy · Hiring · 23% CAGR over 1y
Location
Celtic Furniture Installations Ltd
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
Krj Carpentry Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable
Location
Celtwood Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
RICHARD DAVIES DESIGN AND DEVELOPMENTS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, supplies and installs bespoke kitchens, bathrooms, bedrooms and home studies for residential properties. Provides end‑to‑end services from initial design and planning through to supply,…
Serves homeowners in South Wales seeking bespoke kitchens, bathrooms, bedrooms and studies, from design through installation.
Financial Health
DistressedDistressed · -29% CAGR over 2y
Location
I BUILD (WALES) LIMITED
Trajectory
5y · 2018–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs bespoke home interiors including fitted kitchens, bedrooms, bathrooms, home offices and custom joinery. Also fabricates and installs Corian solid-surface worktops…
Serves homeowners in Carmarthenshire, Pembrokeshire and West Wales seeking bespoke kitchens, bedrooms, bathrooms, home offices, joinery and fitted interior projects.
Financial Health
StableStable · -3% CAGR over 6y
Location
Alun Davies (Caio) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
A&K Installations Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Castle Carpentry Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · Hiring · 7% CAGR over 4y
Location
HLW KITCHEN WIZARD LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 5y
Location
Dean Heycock Carpentry Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -10% CAGR over 4y
Location
Liljo Interiors Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
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How Swansea Joinery companies work and how to sell to them
What they do
Swansea joinery firms usually earn revenue through quoted projects rather than recurring subscriptions. Work is priced from drawings, site surveys and material schedules, with labour, timber, ironmongery, finishing, transport and subcontract margin built into a fixed-price or measured-work quote. Variations, dayworks and snagging visits then shape the final account. The offer is part manufactured product and part site service: doors, stairs, fitted interiors, shopfitting and partitions need workshop preparation, controlled storage and installation teams that can work around other trades. Cash flow is often staged through deposits, interim applications and retention release, so margin depends on estimating discipline as much as craftsmanship.
Who they sell to
Commercial work usually comes through relationships with main contractors, local developers, architects, facilities managers and estates teams, with quantity surveyors and contract managers often shaping the buying process. Domestic and small refurbishment jobs can be owner-led and comparatively informal, while commercial and public-estate work tends to involve tender packs, drawings, site meetings, insurance checks and compliance documentation. Most sales are direct rather than self-serve; reputation, availability and response to programme changes carry weight. Sales cycles can be short for repair or fit-out work, but subcontract packages move at the pace of the wider construction programme and may wait on design freeze, budget approval or main-contractor award.
What they buy
Most joinery firms tend to spend on tools that make estimating, scheduling and evidence capture less error-prone. Useful categories include job-costing, take-off, drawing management, accounting, payroll, CRM, field-service scheduling, document control, health and safety, and stock or purchasing systems for timber and ironmongery. Workshop-backed firms also buy machinery maintenance, extraction, waste handling, vehicle leasing, insurance, training, recruitment and temporary labour. Suppliers of marketing, photography and web services may fit where a contractor sells directly to homeowners or local commercial clients, but the operational budget is usually closer to materials, labour control, compliance packs and cash collection than brand-building.
Why and how to sell to them
Buying intent often appears when a contractor wins a larger package than usual, adds site crews, moves workshop, starts bidding on public-estate work, or faces tighter evidence requirements around fire doors, stairs and installed components. Pain points are practical: late design changes, material-price movement, retentions, payment delays and rework after inspection. Outbound messages land better when they tie the offer to programme certainty, fewer pricing errors, cleaner handover packs, faster applications for payment or lower admin load for owner-managers. Generic productivity claims are easy to ignore; references to drawings, variations, snagging, site diaries and main-contractor workflows sound closer to the way these firms actually operate.
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.
Also in Swansea
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Frequently asked questions
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