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Modular Building Companies in the UK: 786 Active Firms (2026)
Modular building companies in the UK design, manufacture and install factory-made building modules for construction projects.
Buying centres tend to sit with construction directors, development teams and estates functions, rather than standalone product buyers. Demand is project-led: commercial landlords, housebuilders, education estates, healthcare bodies and infrastructure contractors buy packages that can be planned, certified and integrated into a wider build programme. The cohort spans volumetric-module producers, panelised-system specialists and prefabricated component suppliers, with sales cycles shaped by design responsibility, programme risk and site logistics. Typical engagements look more like subcontracted delivery or framework supply than low-ticket product sales, so credible capacity, design coordination and delivery assurance matter more than broad catalogue breadth.
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UK activity is concentrated in a relatively specialist cohort: 786 modular building companies are actively trading. Reported employment totals 3,258 people, which points to an industry where production, design coordination and site installation sit inside the same commercial conversation. The footprint is not just early-stage fabrication shops; it also includes mid-market manufacturers and contractor-linked teams handling project packages for commercial, residential, education, healthcare and infrastructure customers.
Offsite production does not remove the usual construction risk chain. Design responsibility, fire and structural performance, transport damage, installation tolerances and defects liability still sit somewhere between manufacturer, main contractor and client. Market structure is therefore shaped as much by procurement and assurance as by factory throughput. Education, healthcare and infrastructure customers tend to favour suppliers that can work within framework-style buying, produce repeatable documentation and show how factory processes translate into site acceptance.
Factory-led construction appears likely to remain a specialist route rather than a default procurement model across UK construction. Demand tends to favour suppliers that can combine manufacturing discipline with conventional project accountability, especially where customers need repeatable assets and tighter site programmes. Capacity utilisation remains a constraint, as factory economics can be exposed when construction pipelines pause or specifications change. Consolidation may come through contractor partnerships and acquisitions of specialist capability, while smaller manufacturers are likely to compete on niches where logistics, repeat design and installation know-how carry more weight than scale alone.
786
Active firms
2026
171
Over £5M
Revenue threshold
56
New incorporations
Since 2022
Key facts
About 21% of the trading cohort reports turnover above £5M (171 of 786 firms) — the rest sits below that revenue band.
7% of the cohort was incorporated since 2022 (56 firms), so a sizeable share is in its first few filing cycles.
Modular building firms sit between construction contracting and manufacturing, which makes production capacity and installation capability central to buyer assessment.
Factory-made modules shift part of project delivery away from site labour, but contracting and installation risk still remain with many suppliers.
The market spans offsite construction operators, specialist manufacturers and design-and-build firms, so procurement tends to compare manufacturing scale with delivery model.
Top UK Modular Building companies
JDC Building Works Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs modular building systems for sectors including education, healthcare, commercial and transport infrastructure, acting as a main building contractor and providing…
Serves public-sector and commercial clients across the UK and Ireland, including education authorities, schools, healthcare providers, transport operators, infrastructure bodies and private-sector…
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 5y
Location
Roe Timber Frame Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns, manufactures and installs timber frame structures and structural panel systems for residential and commercial construction projects. Provides off‑site manufactured MMC Cat‑2 timber frames,…
Serves construction industry clients across England and Wales, including housebuilders, developers and main contractors delivering single homes, large housing schemes, commercial projects and…
Financial Health
HealthyHealthy · -19% CAGR over 3y
Location
A D Modular Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures, hires, sells and relocates modular and portable buildings for sectors including education, healthcare, rail, utilities and commercial use. Provides project services such as…
Serves public sector and B2B customers, including local authorities, schools, nurseries, healthcare providers, commercial firms, utilities, manufacturers and rail/transport organisations needing…
Financial Health
StableStable · -5% CAGR over 4y
Location
Elite Systems (GB) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs modular buildings and offsite construction solutions for education, healthcare and commercial sectors. Provides modular classrooms, hospital facilities, offices and…
Serves UK education, healthcare, commercial and public sector buyers, including nurseries, schools, colleges, universities, hospitals, GP surgeries, dentists, custodial facilities and organisations…
Financial Health
StableStable · 2% CAGR over 4y
Location
P McVey Building Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and supplies modular and temporary buildings for education, healthcare, commercial and industrial use. Provides off‑site building solutions including consultation, bespoke…
Serves public sector and private organisations across the UK and Ireland, including education providers, healthcare organisations, commercial businesses and industrial operators needing temporary or…
Financial Health
StrongStrong · Growing, Hiring · 34% CAGR over 4y
Location
Boyton-BRJ System Buildings Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs modular buildings using panel, volumetric and brick‑clad systems. Provides custom units such as school classrooms, nurseries and ticket offices, and undertakes…
Serves local authorities, schools, nursery operators and large organisations needing temporary or permanent modular space, including classrooms, nurseries and ticket offices.
Financial Health
StableStable · -4% CAGR over 2y
Location
MODULEK LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and constructs modular and hybrid buildings using offsite manufacturing. Provides concept design, planning, project management, manufacture, delivery and installation of permanent structures…
Serves schools, healthcare providers, defence organisations, sports and leisure operators, community groups and commercial occupiers, working with architects, surveyors, cost consultants and…
Financial Health
HealthyHealthy · -4% CAGR over 4y
Location
ECOSYSTEMS TECHNOLOGIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs modular timber building systems and components using offsite manufacturing. Produces panelised, volumetric and adaptable mass‑timber structures for residential,…
Serves UK and European clients and design partners in the residential, education, healthcare, leisure, office and industrial building sectors, including organisations delivering modular timber…
Financial Health
HealthyHealthy · Hiring · 86% CAGR over 4y
Location
Springfield Mobile (Lancs) Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures modular buildings and portable cabins, including jack-leg and multi-storey units. Supplies bespoke buildings for education, healthcare, commercial, and sports sectors,…
Serves public and private sector organisations, including commercial businesses, schools, nurseries and SEND providers, NHS/healthcare bodies, and sports and leisure organisations.
Financial Health
StableStable · -90% CAGR over 2y
Location
Phoenix Building Systems Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns, manufactures and installs modular and portable buildings, including classrooms, offices, healthcare units and other bespoke structures. Supplies modular buildings for hire or sale and…
Serves schools, healthcare providers, commercial businesses, sports and leisure operators, hospitality venues, public services and Ministry of Defence buyers across the UK.
Financial Health
HealthyHealthy · -3% CAGR over 3y
Location
Designs, manufactures and installs temporary and permanent modular buildings using offsite construction. Provides modular classrooms, healthcare facilities, commercial spaces and specialist…
Serves public and private sector organisations in the UK and Ireland, especially schools, NHS and healthcare providers, commercial property teams, and pharmaceutical companies.
Location
Designs, manufactures and delivers buildings using industrialised and offsite construction methods. Provides modular facilities and infrastructure for sectors including defence, education,…
Serves public-sector and institutional buyers across defence, education, justice and healthcare, as well as residential organisations and clients needing hired modular space for living, learning or…
Location
WALKER MODULAR HOLDINGS LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsManufactures modular bathroom pods for the construction industry, including GRP composite, steel, and bespoke units. Provides planning, design, manufacturing, and after‑sales services, supplying…
Serves B2B construction customers, including UK and European property developers, main contractors and blue-chip organisations delivering large residential, student accommodation and institutional…
Financial Health
StrongStrong · Growing, Hiring · 13245% CAGR over 1y
Location
FUTURE-BUILT LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and constructs residential and commercial buildings using off-site manufactured light gauge steel panel systems. Produces insulated modular components and provides turnkey construction for…
Serves B2B property developers, housebuilders, housing providers and commercial clients commissioning housing, apartment schemes, hotels, offices, student accommodation and other multi-storey or…
Financial Health
DistressedDistressed · -67% CAGR over 4y
Location
ZED PODS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures modular, factory-built housing units and provides turnkey installation. Develops low‑energy homes that can be installed on underused sites such as car parks, rooftops,…
Serves local authorities, housing associations, healthcare authorities, education bodies, private developers and car park or brownfield-site owners seeking affordable housing schemes for key workers,…
Financial Health
StrongStrong · Hiring · 26% CAGR over 4y
Location
Beaumont Structures
Designs, manufactures and installs temporary, semi‑permanent and permanent modular buildings and industrial canopies. Provides insulated and uninsulated structures for warehousing, logistics, sports…
Serves B2B and public sector buyers across the UK and Ireland, including industrial, logistics, retail, sports and leisure, education, waste and recycling, aerospace, energy, and film and TV…
Location
STELLING PROPERTIES LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and delivers modular buildings using offsite construction methods. Provides development services including land sourcing, design, construction and property management for…
Serves contractors, developers and property asset management companies in student accommodation, temporary accommodation, residential housing, hotels/aparthotels and later-living sectors.
Financial Health
HealthyHealthy · -77% CAGR over 4y
Location
Merit Building Company Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and constructs modular building facilities using offsite manufacturing. Produces prefabricated systems such as FLEXI POD and UltraPOD and provides design, engineering,…
Sells primarily to B2B and public sector buyers needing specialist facilities, especially healthcare, life sciences, semiconductor and education organisations seeking fixed-cost, fast-track…
Financial Health
StableStable · -5% CAGR over 4y
Location
TG Escapes Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures timber-frame modular buildings, including classrooms, nurseries, offices, dining halls and sports facilities. Provides design, off-site construction and on-site installation…
Serves schools, colleges, universities, SEND and nursery providers, sports and leisure organisations, healthcare and commercial businesses, plus architects, consultants and developers planning…
Financial Health
HealthyHealthy · -2% CAGR over 2y
Location
Off Site Solutions (R T) Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and supplies prefabricated bathroom and utility pods for construction projects. Produces GRP and steel-framed modular units in factory settings and provides testing, delivery,…
Sells B2B to UK main contractors and property developers delivering residential, healthcare, student accommodation, care home, hotel, military and refurbishment projects.
Financial Health
HealthyHealthy · -7% CAGR over 2y
Location
Metek Plc
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs light steel frame construction systems, including loadbearing and non‑loadbearing steel framing, floor and roof structures, stairs, balconies and hot‑rolled steel…
Serves developers, contractors and project teams in residential, commercial, healthcare, education, student accommodation, hotels, retirement living and leisure construction sectors.
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 2y
Location
Tallwood Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs prefabricated mass timber building envelope panel systems. Provides engineered, insulated and fire‑resistant panels for residential, commercial and industrial…
Serves building developers, architects and contractors delivering modern low-rise buildings, high-rise towers and large industrial complexes.
Financial Health
WeakWeak · -68% CAGR over 4y
Location
ACROL MODULAR BUILDINGS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs prefabricated modular and portable buildings and cabins for sectors including education, healthcare, retail and offices. Provides turnkey services covering…
Serves UK organisations needing temporary or permanent modular buildings, including healthcare providers, schools, retailers, manufacturers, commercial office users, MOD and MOJ sites.
Financial Health
StableStable · Hiring · 9% CAGR over 5y
Location
Mac Zero Modular Buildings Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and delivers modular buildings, providing project management, site preparation and integrated construction services. Produces prefabricated building systems for sectors such as…
Serves public-sector and commercial clients, especially healthcare providers, education bodies, and project teams procuring through NHS and construction frameworks.
Financial Health
StrongStrong · Hiring · 17% CAGR over 2y
Location
SKW CONSTRUCTION LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and constructs permanent modular buildings, delivering turnkey modular construction projects for sectors including education, healthcare, social housing, sports and leisure, and commercial.…
Serves public-sector and commercial clients, including schools, healthcare providers, sports and leisure operators, social housing bodies and commercial organisations.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 2y
Location
Ideal Building Systems Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsManufactures modular and portable buildings for sectors including education, healthcare, retail, offices and site welfare. Provides design, planning support, groundworks and site preparation, and can…
Serves organisations in education, healthcare, retail and commercial office sectors, plus construction and site operators requiring welfare accommodation.
Financial Health
HealthyHealthy · Profitable, Growing · 2% CAGR over 2y
Location
ACTIFORM LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures bespoke modular and portable buildings, including site accommodation, classrooms, healthcare facilities and commercial units. Provides off‑site engineered building solutions…
Serves UK organisations needing modular facilities, including healthcare providers, schools and colleges, civils and construction firms, industrial and commercial businesses, and defence, nuclear and…
Financial Health
HealthyHealthy · -69% CAGR over 4y
Location
Ideal Building Systems Holdings Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsManufactures modular and portable buildings and delivers modular construction projects. Provides design, planning application support, groundworks, site enabling works and turnkey installation of…
Serves public-sector and commercial clients in education, healthcare, retail, office-based businesses and construction/site operations needing temporary or permanent accommodation.
Financial Health
WeakWeak · 1% CAGR over 2y
Location
CONNEX OFFSITE LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures bespoke modular bathroom pods for construction projects. Designs and produces fully finished offsite bathroom units using steel frames, supplied for residential developments, apartments,…
Serves developers, main contractors and housing providers delivering residential-led schemes, from social housing and apartment developments to luxury hotel projects.
Financial Health
StableStable · -62% CAGR over 4y
Location
LOW CARBON CONSTRUCTION MANAGEMENT LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and builds residential housing using offsite manufacturing and onsite assembly methods. Designs and delivers affordable housing developments using modern methods of construction, including…
Serves consumers and communities needing affordable homes across the UK, with a stated focus on varied age groups and people affected by the housing shortage.
Financial Health
StableStable · -61% CAGR over 4y
Location
STREIF UK LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides offsite manufactured building systems and construction services for residential, education, healthcare, and commercial projects. Activities include system design, component manufacture, and…
Sells to B2B and public-sector buyers commissioning building projects, including education and healthcare organisations, commercial developers, housing providers, student accommodation developers,…
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 2y
Location
Integra Buildings Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures modular buildings and steel anti-vandal units using offsite construction. Supplies bespoke relocatable structures for sectors including education, sports and leisure,…
Serves UK organisations needing modular or anti-vandal buildings, including education, healthcare, sports and leisure, retail, office and commercial operators, plus construction clients requiring…
Financial Health
StrongStrong · Profitable, Growing · 0% CAGR over 2y
Location
Frame Homes (South West) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs engineered timber frame structures for residential, commercial and leisure buildings. Produces wall panels, floor systems, roof trusses and modular components,…
Serves self-build homeowners and small developers, plus residential developers and commercial/public-sector project teams in leisure, education and healthcare across the UK.
Financial Health
StableStable · Profitable · -6% CAGR over 4y
Location
Carronvale Building Company Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs timber frame structures for building projects. Provides computer‑aided design, factory production of timber frame components, and on-site erection using…
Sells to construction-sector businesses needing timber frame solutions, particularly builders and developers working on building projects, with an emphasis on customers seeking design, manufacture…
Financial Health
WeakWeak · -12% CAGR over 2y
Location
MET STRUCTURES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs light gauge steel frame structures and structural steelwork for construction projects. Provides off-site fabrication of modular and hybrid systems, flooring…
Serves main contractors, developers and construction project teams across the UK and Ireland, covering residential, student accommodation, hotels, offices, education, infrastructure, distribution,…
Financial Health
StableStable · -62% CAGR over 4y
Location
DEESIDE TIMBERFRAME LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs offsite timber frame building systems, including wall, floor and roof panels, for residential and commercial construction projects. Supplies open and closed panel…
Serves UK construction customers including commercial developers, social housing providers and councils, private housebuilders, and individual self-builders, from single-home projects to large…
Financial Health
WeakWeak · -1% CAGR over 2y
Location
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures modular office buildings and electrical infrastructure modules, including E‑Houses for data centres. Uses off-site manufacturing and engineering to supply prefabricated power…
Serves data centre operators, hyperscale infrastructure developers and enterprise clients, plus businesses seeking executive-grade modular office space.
Financial Health
StrongStrong · Growing · 2% CAGR over 2y
Location
Dragonheart Homes Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and constructs modular housing using offsite factory manufacturing methods. Delivers residential building projects and runs training and social programmes, including construction skills…
Financial Health
StrongStrong · Growing, Hiring · 330% CAGR over 2y
Location
KES CONSTRUCTION (N.I.) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures modular buildings and electrical equipment enclosures for data centre power infrastructure. Produces prefabricated E-houses and modular office units using off-site…
Serves data centre operators and hyperscale infrastructure developers, plus businesses seeking executive-grade modular office space, primarily across Europe.
Financial Health
HealthyHealthy · Hiring · 15% CAGR over 4y
Location
R G STONES (TIMBER) LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs modular and prefabricated buildings, including mobile units and timber- or steel-framed structures. Supplies classrooms, laboratories, accommodation blocks and…
Serves schools, nurseries and children’s centres, plus agricultural businesses, corporate training teams and public-sector or defence organisations needing temporary or permanent modular…
Financial Health
StrongStrong · Hiring · 41% CAGR over 2y
Location
Daiwa House Modular Europe Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides industrialised modular construction and project development for residential and accommodation buildings, including apartments, houses, student housing, senior living, hotels and worker…
Serves organisations commissioning housing and accommodation projects in Europe, including residential developers, housing providers, student and senior living operators, migrant worker accommodation…
Financial Health
WeakWeak · -12% CAGR over 2y
Location
MPH Building Systems Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and supplies modular and portable buildings for education, healthcare, commercial and construction sectors. Produces prefabricated classrooms, offices, healthcare units and site…
Serves UK public and private sector organisations, including schools and nurseries, hospitals and clinics, government bodies, commercial businesses and construction site operators.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
DSG-MODULAR LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and supplies prefabricated modular building services modules for construction projects. Provides pre‑engineered solutions, BIM‑based coordination and technical support from concept through…
Sells to construction and property project clients needing modular building services solutions, including organisations delivering hospitals, schools, colleges, hotels, office developments and…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
SO MODULAR LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures modular timber frame building systems for the construction sector. Produces timber frame structures, roofs and floor systems, and provides design, manufacturing, delivery,…
Serves self-build homeowners, national housebuilders, contractors and developers across residential, care, education and commercial construction, from single homes to multi-dwelling schemes across…
Financial Health
StableStable · 3% CAGR over 2y
Location
STACKRIGHT LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures portable cabins and modular buildings for site accommodation and storage. Products include sleeper units, welfare facilities, office cabins, storage units, security cabins, and…
Sells to businesses needing site accommodation and modular space, including construction firms, developers and organisations requiring welfare, office, storage, security, sleeper and sales suite…
Financial Health
StableStable · -1% CAGR over 4y
Location
PREFABRICATED SOLUTIONS LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsDesigns and fabricates offsite prefabricated mechanical, electrical and plumbing (MEP) systems for construction projects. Produces modular building services assemblies and ready‑to‑install corridor…
Serves construction contractors, developers and project teams delivering building services for healthcare, industrial, residential, commercial and education projects across the UK, including…
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 3y
Location
EXCEL MODULAR BUILDINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures and supplies modular and portable buildings including classrooms, offices, healthcare units and anti‑vandal cabins. Sells and hires new and refurbished units, and provides project…
Serves private and public sector organisations across the UK, including schools, healthcare providers, construction firms and businesses of all sizes needing temporary or permanent space.
Financial Health
HealthyHealthy · Hiring · 9% CAGR over 4y
Location
Modular 500 Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and deploys modular buildings. Provides off-site construction, installation and maintenance services, including off-grid modular solutions and related project services for…
Financial Health
HealthyHealthy · Hiring · 41% CAGR over 5y
Location
Spacemaker Modular & Portable Buildings Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns, manufactures and installs modular and portable buildings, including modular offices, classrooms, nursery and school buildings, portable cabins, storage units, and steel anti‑vandal units…
Serves UK businesses, construction firms, schools and nurseries needing modular buildings, portable cabins, site offices, classrooms, welfare units, storage, security huts and anti-vandal…
Financial Health
StableStable · -8% CAGR over 3y
Location
Multibuild Bricklaying Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and delivers modular steel‑framed buildings using a turnkey design‑and‑build approach. Develops schemes from concept, planning and building regulations approval through to construction and…
Serves B2B and public-sector clients including UK housing associations, health trusts/NHS bodies, local authorities and property developers with residential, healthcare and redevelopment sites.
Financial Health
WeakWeak · -12% CAGR over 4y
Location
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How UK Modular Building companies work and how to sell to them
What they do
Revenue usually comes from project packages rather than repeat subscription income. Modular building firms price by module, bay, square metre or package, with separate allowances for design, engineering, transport, craneage, site attendance, testing, certification and defects liability. Some sell manufactured units only; others take a supply-and-install or design-and-build role, which moves them closer to contractor risk. Margins depend on factory utilisation, material purchasing, repeatable specifications and how tightly interface risks are controlled between offsite production and site works. A smaller group sells standardised products for welfare, classrooms or healthcare space, but most commercial work still needs project-specific coordination before manufacturing slots are committed.
Who they sell to
Buyers are usually development, capital-project or estates teams rather than facilities managers buying an after-market product. Private-sector demand tends to come through housebuilders, commercial developers and main contractors; public-sector work is more likely to involve education, healthcare and infrastructure estates using tenders or framework routes. Decision-makers include construction directors, technical directors, quantity surveyors, project managers, heads of procurement and external design consultants. Typical sales cycles run through feasibility, design freeze, tender, value engineering and contract award, so qualification often starts months before a site order. Contract size is tied to project scope, repeat units and the degree of design responsibility transferred to the supplier.
What they buy
Most modular building firms tend to spend on systems that link design, factory planning and site delivery. Relevant software categories include estimating, tender tracking, project accounting, manufacturing resource planning, inventory, quality management, document control, design coordination, building information modelling workflows, health and safety, and customer relationship management. They may also buy cyber security, cloud infrastructure, payroll, time recording and field-service tools once office and site teams grow. Service budgets often sit with structural engineering, fire consulting, planning support, certification, materials testing, transport planning, insurance, legal advice, recruitment and bid writing. Physical spend is still central: steel, timber, insulation, M&E components, lifting equipment and factory maintenance compete for the same management attention.
Why and how to sell to them
Buying intent often appears when a modular supplier wins a repeat framework, opens factory capacity, hires operations or commercial leadership, or moves from one-off builds into standardised product families. Common pains are late design changes, under-used production lines, material-price exposure, evidence packs for clients, installation defects and cash tied up between factory spend and milestone payments. Outbound messages tend to land better when they connect to programme certainty, margin leakage, bid conversion or audit evidence, rather than generic construction productivity. Sellers should expect several stakeholders, and should bring sector-specific proof of working around tender deadlines, site constraints and contract-risk allocation.
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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