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Field Services Companies in Reading: 2,300+ Active Firms (2026)
Field services companies in Reading deliver on-site installation, maintenance and repair work for homes, commercial premises and infrastructure.
Buying centres tend to sit with facilities managers, estates teams, property managers and operations directors rather than a single technology or procurement function. Reading-area suppliers usually sell to commercial landlords, housing and residential customers, infrastructure operators and local business sites, with work spanning planned maintenance, reactive call-outs, compliance visits and installation projects. Engagements range from one-off attendance for a safety-critical repair to recurring service agreements covering technicians, subcontractors, vans, spares and scheduling. The cohort is therefore more operational than asset-light: capacity, accreditations, response times and job documentation matter as much as price.
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Reading has 2,356 field services companies actively trading, a local base that looks broad rather than dominated by high-turnover contractors. Reported employment totals 1,595 people, which points to a long tail of owner-managed trades, small depots and specialist maintenance teams alongside a narrower mid-market layer. For researchers, the practical read-across is that addressable supply is wide, but capacity for larger facilities contracts is likely to concentrate among operators with documented competence, scheduling discipline and the ability to coordinate mobile staff across Reading and nearby towns.
Regulation is activity-specific, which makes field services less like a licensed sector and more like a set of overlapping duties. Building Safety Regulator guidance under the amended Building Regulations sets out responsibilities for clients, designers and contractors, with competence and documentation carrying greater weight on higher-risk work. GOV.UK also recognises competent person schemes for certain building-trade installations, allowing self-certification where minimum technical competence is met. Gas work sits apart: businesses and engineers must be registered to carry it out legally, so buyers tend to ask for evidence of current approval before awarding reactive or planned maintenance work.
Compliance-led work appears likely to keep gaining share of attention, particularly where property owners need auditable records of competence, attendance and remediation. Reading’s field services base also tends to favour practical consolidation: small operators can remain viable, but facilities buyers often prefer fewer counterparties able to cover multiple trades and provide consistent documentation. Software adoption is likely to be most visible in scheduling, proof-of-work capture and subcontractor coordination rather than in the underlying trade skills. Labour availability and certification requirements may keep growth uneven, with scale-ups emerging where mobile capacity, compliance evidence and local customer density line up.
2,356
Active firms
2026
24
Over £5M
turnover above threshold
529
Since 2022
newer incorporations
Key facts
About 1% of the trading cohort reports turnover above £5M (24 of 2,356 firms) — the rest sits below that revenue band.
22% of the cohort was incorporated since 2022 (529 firms), so a sizeable share is in its first few filing cycles.
Building work in England falls under Building Safety Regulator guidance on client, designer and contractor duties introduced through the Building Regulations etc. (Amendment) (England) Regulations 2023.
Higher-risk buildings include those with at least 7 storeys or at least 18 metres high and 2 residential units, a hospital or a care home.
Competent person schemes allow installers in the building trade to self-certify certain types of building work instead of seeking building regulations approval, subject to minimum technical competence requirements.
Gas businesses and engineers must be on the Gas Safe Register to carry out gas work legally, and registration must be renewed every year.
ONS reports construction new orders rose 5.6% in 2024 to £71,707 million, setting a demand backdrop for installation, maintenance and repair work.
Top Reading field services companies
Delta Air Conditioning Services (Reading) Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and services air conditioning, heat pump and ventilation systems for commercial, industrial and domestic buildings. Supplies inverter heat pump equipment and provides maintenance…
Serves commercial, industrial and domestic customers across Reading, Berkshire and the Thames Valley, including corporate premises, public sector bodies, construction projects, building owners and…
Financial Health
StrongStrong · Hiring · 41% CAGR over 4y
Location
Carter Electrical Installation Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services including installation and maintenance of electrical wiring for domestic, commercial and industrial properties. Installs solar photovoltaic systems, electric…
Serves homeowners, landlords, housing developers, and commercial and industrial organisations needing electrical contractors in Reading, surrounding areas and the South East.
Financial Health
WeakWeak · -3% CAGR over 2y
Location
Reading Heating Solutions Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing, heating and gas services including boiler installation, servicing and repairs, central heating maintenance, shower installation and repair, and 24‑hour emergency plumbing. Also…
Serves homeowners, landlords and commercial customers in Reading, Berkshire and the Thames Valley seeking local plumbing, heating, boiler, gas and emergency call-out support.
Financial Health
StrongStrong
Location
KINGSMEN LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides construction and building services for domestic and commercial properties, including new builds, renovations and project management. Designs and installs mechanical and electrical systems…
Serves homeowners, property owners and commercial clients across Reading and Berkshire, covering residential and commercial property projects.
Financial Health
StrongStrong · -1% CAGR over 4y
Location
DRAIN & ABLE LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides drainage services including drain unblocking, CCTV drain surveys, drain installation and repairs, soakaway systems, and manhole repairs. Also carries out groundworks and building work such…
Serves homeowners, property developers and local businesses across Berkshire and Hampshire, from small residential properties to larger commercial sites and new-build developments.
Financial Health
HealthyHealthy
Location
DABRESOURCE LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides traffic management services for roadworks and events, including lane closures, road closures and diversion planning, temporary multi‑phase traffic signals, stop/go control, and on‑site…
Serves contractors, developers and other organisations needing traffic management support for work sites across the M4 corridor, including Berkshire, London, Swindon, Bath and Bristol.
Financial Health
StrongStrong · Hiring · 350% CAGR over 1y
Location
Dsm Electrical & Property Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic electrical installations, property refurbishment and repair services, including plumbing, drainage, and kitchen and bathroom installation. Also installs and maintains security…
Serves homeowners, landlords, property owners and organisations with domestic or commercial premises, including clients seeking a government-approved contractor for property and security-related work.
Financial Health
WeakWeak · -10% CAGR over 4y
Location
BERKSHIRE FACILITIES MANAGEMENT LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial cleaning and facilities management services, including office, school and industrial cleaning, internal and external window cleaning, communal area cleaning, anti‑viral fogging,…
Serves commercial clients in Reading and surrounding Berkshire areas, including offices, schools, retail and wholesale shops, hotels, restaurants, industrial sites, communal buildings and…
Financial Health
WeakWeak · Hiring · 50% CAGR over 4y
Location
CRYSTAL COMMERCIAL AND INDUSTRIAL SERVICES LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides facilities management services for commercial properties, including office and commercial cleaning, deep and specialist cleaning, window and kitchen duct cleaning, security guarding,…
Serves UK businesses and institutions needing facilities management, including offices, retail and malls, hotels, warehouses and depots, construction sites, student accommodation, schools, higher…
Financial Health
StrongStrong · Hiring · 52% CAGR over 5y
Location
CLEAN (UK) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides commercial and industrial cleaning services for offices, communal residential properties, retirement homes and post‑construction sites. Services include routine office cleaning, builders’…
Serves businesses, corporate offices, property managers, retirement homes and construction or refurbishment project teams across Reading, Berkshire and surrounding areas.
Financial Health
StableStable · -11% CAGR over 2y
Location
Provides outdoor estate and property maintenance services for commercial sites, including winter gritting and snow clearance, grounds maintenance, tree surgery, vegetation control, surface repairs,…
Sells to B2B and public sector property owners and managers, including facilities management, property management, retail, education, healthcare, councils, emergency services, industrial, logistics,…
Location
Provides outdoor estate maintenance services for commercial and public sector sites, including winter gritting, snow clearance, grounds maintenance, tree surgery, drainage surveys, surface repairs,…
Serves UK businesses and public-sector site operators, including facilities and property managers, retailers, councils, schools, healthcare providers, emergency services, logistics, industrial,…
Location
THAMES VALLEY CLEANING LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides commercial cleaning services for offices, schools, factories, medical facilities and sports venues. Services include routine contract cleaning, window cleaning, carpet cleaning, and…
Serves businesses and institutions in Reading and surrounding areas, including offices, factories, doctors’ surgeries, schools, retail outlets and sports venues needing ongoing commercial cleaning…
Financial Health
StableStable · -15% CAGR over 2y
Location
IAN KENDRICK LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides garden maintenance and landscape gardening services, including garden design, planting, paving, decking and fencing. Also offers carpentry and joinery, timber structures, painting and…
Serves private homeowners and commercial clients in North Berkshire and South Oxfordshire needing garden, landscaping, carpentry, joinery and property maintenance support.
Financial Health
StableStable · -68% CAGR over 4y
Location
ARNEN CONSTRUCTION LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides residential building services including house extensions, renovations, new build homes, groundwork, hard landscaping and refurbishment. Undertakes projects involving listed buildings and…
Serves homeowners and private property owners in Henley, Reading and South Oxfordshire seeking small-scale residential projects, including extensions, renovations, new builds and listed-building work.
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 2y
Location
Inspiral B and K Limited
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsProvides plumbing and home renovation services including bathroom and kitchen installation, wetroom fitting, boiler and heating system work, underfloor heating, and repairs for leaks, burst pipes and…
Sells primarily to homeowners and householders in and around Reading seeking plumbing, heating, boiler, kitchen renovation, and bathroom fitting services, including urgent repair customers and people…
Financial Health
HealthyHealthy · -17% CAGR over 1y
Location
Roberts Brothers Construction Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides brickwork and construction contracting services for building projects. Delivers labour-only or fully managed supply-and-fix brickwork packages, using employed operatives and subcontract…
Serves construction businesses, main contractors and developers needing brickwork subcontractors for projects across Berkshire and Southern England.
Financial Health
StableStable · -6% CAGR over 4y
Location
Tower Carpentry & Renovations Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides residential carpentry and building renovation services including home extensions, loft conversions, structural refurbishments, kitchen and bathroom installations, window and door fitting,…
Serves homeowners, property owners and residential developers in Reading, Berkshire and nearby areas, covering customers planning small home projects through to larger residential developments.
Financial Health
StrongStrong · Hiring · 7% CAGR over 4y
Location
Owlsworth Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides building conservation and restoration services for historic and listed structures. Undertakes joinery, stone masonry, carpentry, lime plastering, brick and flint work, blacksmithing, and…
Serves private owners, architects, heritage bodies and public/charitable organisations responsible for listed buildings, country homes, ecclesiastical sites, scheduled monuments, windmills and other…
Financial Health
DistressedDistressed · -21% CAGR over 2y
Location
BERKSHIRE MECHANICAL SERVICES LLP
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical engineering services for domestic and commercial properties, including installation, maintenance and repair of heating, plumbing, gas and air conditioning systems, ventilation and…
Serves homeowners, landlords and commercial clients with small and large premises within a 50-mile radius of Bracknell, including Berkshire, Buckinghamshire, London and Surrey.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Symtrex Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building and facilities maintenance services for commercial properties, including HVAC installation and servicing, air conditioning and refrigeration, electrical and lighting maintenance,…
Serves private organisations, commercial enterprises and estates across the South of England, especially facilities and property managers responsible for offices and other managed buildings.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Gardner Mechanical Services Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing and mechanical engineering services including heating system installation, commercial pipework, boiler replacement and repair, plant room and toilet refurbishments, air…
Serves commercial, industrial and domestic customers across Berkshire, North Hampshire, South Oxfordshire and West Surrey, including schools, facilities managers and property owners.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
Gelidus Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides air conditioning and ventilation services for commercial premises, including system design, installation, repair and planned maintenance. Also advises on environmental compliance for…
Serves B2B commercial clients from small businesses to multinational corporations, particularly in education, healthcare, hotels, leisure, offices, retail, scientific facilities and residential…
Financial Health
StrongStrong · Growing, Hiring · 9% CAGR over 2y
Location
Earthing Equipment Supplies (Southern) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides design and installation of lightning protection and earthing systems for buildings, including surge protection devices, risk assessments, testing, inspection, maintenance, and upgrades to…
Serves commercial, industrial, heritage and residential property owners and managers across Reading, London and South England, including offices, factories, schools, hospitals, churches and biogas…
Financial Health
StableStable · -10% CAGR over 4y
Location
SR INDUSTRIAL LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides maintenance and repair services for commercial buildings, including commercial boiler servicing, HVAC and ventilation engineering, property maintenance, and building fabrication and…
Serves businesses, commercial property owners and facilities/property managers responsible for commercial buildings in Berkshire and West London.
Financial Health
WeakWeak · -67% CAGR over 4y
Location
PROTOCOOL LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsInstalls, services and repairs air conditioning, heating and hot water systems for residential and commercial properties. Also provides commercial refrigeration systems, including cold rooms and ice…
Serves homeowners, families and businesses in Reading, Berkshire and surrounding areas, including commercial customers with air conditioning, heating, hot water, ventilation and refrigeration needs.
Financial Health
HealthyHealthy · Growing, Hiring · 11% CAGR over 5y
Location
Entric Services Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, installs and maintains electrical systems for commercial and construction projects. Services include lighting design, emergency lighting, fire detection, security systems, data cabling,…
Serves B2B clients in commercial and construction environments across varied sectors, with regional focus on Berkshire, South Oxfordshire, South Buckinghamshire, West London, West Surrey, North…
Financial Health
StableStable · -2% CAGR over 2y
Location
DANIEL JAMES CONSTRUCTION SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building maintenance and repair services including drainage unblocking and surveys, roofing repairs, electrical work, plumbing, and property refurbishment. Offers planned maintenance…
Serves B2B residential landlords and property managers responsible for tenant-occupied homes, including teams managing planned programmes, tenant safety obligations and emergency repair SLAs.
Financial Health
HealthyHealthy · -62% CAGR over 4y
Location
Benville and Marsh Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services for commercial, industrial and domestic properties, including installation, maintenance, testing and inspection, electrical design, fire alarms and emergency…
Serves a mix of B2B and B2C customers, including shops, offices, schools, industrial premises and homeowners across Berkshire, Surrey, North Hampshire, South Bucks and West London.
Financial Health
WeakWeak · -18% CAGR over 4y
Location
Fourfold Services Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides commercial property maintenance and facilities management services, including reactive repairs, planned preventative maintenance, project management, and shop fit‑out and refurbishment for…
Serves B2B customers needing commercial property maintenance, particularly businesses in retail, commercial, healthcare and hospitality. Targets organisations in Reading, Wokingham, Bracknell and…
Financial Health
StrongStrong · Hiring · 44% CAGR over 3y
Location
CDE SOLUTIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides commercial and industrial electrical contracting services including lighting and power installations, emergency lighting, inspection and testing, fault diagnosis and repair, planned…
Serves commercial, industrial and some domestic customers, including schools, manufacturers, retailers, racecourses, listed buildings, secure sites and public buildings across the Thames Valley,…
Financial Health
StableStable · 0% CAGR over 2y
Location
JD Drains
Provides drainage services for residential and commercial properties, including drain unblocking, cleaning, descaling and repairs, drain lining, CCTV drain surveys, septic tank and cesspit emptying,…
Serves domestic customers, home buyers and commercial clients needing drainage and wastewater support across Reading, Berkshire, Hampshire, Surrey and the South East of England.
Financial Health
Insufficient historyInsufficient history
Location
Cistus Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical building services including installation and maintenance of air conditioning, heating, plumbing, ventilation and water systems for commercial, industrial and public sector…
Serves B2B and public sector clients, including facilities and property teams responsible for commercial buildings, industrial sites, healthcare premises and other non-domestic properties.
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
EQUAZION LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides facilities management and building maintenance services, specialising in HVAC (heating, ventilation and air conditioning) systems. Delivers planned preventative maintenance, repairs,…
Serves businesses with offices, workplaces and commercial buildings, including major companies and smaller clients needing facilities management, HVAC maintenance and workplace EV charging support.
Financial Health
StableStable · -9% CAGR over 4y
Location
SECURE SYSTEMS (UK) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical engineering and security system installation services, including commercial and domestic electrical installations, lighting, EV charging points, data network infrastructure, CCTV,…
Serves domestic homeowners and commercial/industrial organisations across South England, from local businesses to large international companies needing site electrical, data, security and fire-safety…
Financial Health
HealthyHealthy · -3% CAGR over 4y
Location
247 NATIONAL LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides installation, maintenance and emergency call-out services for high-security locking systems and door hardware. Services include fire door inspections, door automation, gates and barriers,…
Serves organisations across industries that require high-security doors, locks, access systems and fire door compliance, with emphasis on utilities, service operators, facilities teams and sites…
Financial Health
StrongStrong
Location
FMJ SOLUTIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides street lighting and highway electrical installation and maintenance, civil engineering for fibre‑to‑the‑home networks, independent electricity network connections, and installation and…
Serves local authorities, highways clients, fibre network operators, utilities and EV charging providers needing public-highway infrastructure contractors, with projects emphasised across the south…
Financial Health
HealthyHealthy · -8% CAGR over 2y
Location
Onset Fire Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides fire alarm and emergency lighting services for commercial buildings, including system design, equipment supply, installation, commissioning, servicing and maintenance. Also offers fire alarm…
Serves local businesses and organisations responsible for commercial or public buildings, including facilities/property managers and duty holders in and around Newbury.
Financial Health
WeakWeak · Hiring · 19% CAGR over 4y
Location
Emprose Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services including system design, installation, testing, certification, and maintenance. Works on commercial, industrial, development, and domestic projects,…
Serves businesses, industrial operators, property developers and domestic clients, including office/workspace fit-out customers and premises owners across Berkshire and other UK project locations.
Financial Health
StableStable · Hiring · 12% CAGR over 4y
Location
Ergoplus Facilities Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides facilities management services including mechanical and electrical maintenance, building repairs and handyman work, waste management, and statutory safety compliance. Also supports…
Serves UK organisations needing facilities management, especially healthcare providers, fertility clinics, doctor surgeries, schools and academies, charities, and other business premises.
Financial Health
HealthyHealthy · -4% CAGR over 4y
Location
PJC Electrical Services Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides electrical installation, maintenance and repair services for residential and commercial properties. Services include electrical testing and inspection (EICR), fault finding, emergency…
Serves businesses, commercial property managers, landlords and homeowners in Reading and surrounding Berkshire, including retail parks, offices, rental properties and domestic customers.
Financial Health
HealthyHealthy · -13% CAGR over 3y
Location
Howard Electrical Services Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical and mechanical engineering services for commercial buildings, including electrical installations, system surveys and design, testing and inspections, LV distribution and…
Serves commercial organisations across the South East, including property and facilities management teams, building owners and public-sector estates needing mechanical, electrical and HVAC…
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
VOKINS CONSTRUCTION & SONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides construction management, building, property maintenance and repair services for commercial and industrial properties, working with facilities and estate managers on small to medium projects,…
Serves facilities managers, project managers, estate managers and property services organisations in the commercial and industrial sectors across the South of England.
Financial Health
StableStable · 0% CAGR over 2y
Location
Air Concept Refrigeration Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides sales, installation, servicing, repair and maintenance of air conditioning and refrigeration systems. Offers reactive breakdown support and TM44 air conditioning inspections, working with…
Serves businesses and organisations of varying sizes, with emphasis on customers across the south of England and experience serving defence-sector clients requiring cleared engineers.
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
Argyle Electrical Services Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical and mechanical (M&E) contracting services, including installation and fit‑out of wiring, lighting, HVAC plant, air handling units, boilers and electrical systems for commercial,…
Serves commercial, industrial and education-sector organisations, retailers, leisure venues and religious buildings, plus owners/developers of high-end homes, mainly in London, Berkshire, Surrey and…
Financial Health
HealthyHealthy · -5% CAGR over 5y
Location
L M Electrical Services Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services including design, installation and commissioning of power systems, UPS installations, DC and AC cabling, containment and busbar systems. Undertakes site…
Serves businesses and project clients, particularly large-scale data centres, offices and commercial premises requiring UPS, power and electrical infrastructure.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 2y
Location
Heron Mechanical Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides design, supply, installation, testing and commissioning of mechanical and electrical building services for commercial and industrial properties, including air conditioning, heating,…
Serves B2B customers managing commercial and industrial properties, including facilities managers, developers, contractors and site operators needing building services support.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Concept Facilities Management Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial construction and facilities management services including new builds, refurbishments, structural alterations, groundwork and general building works. Also offers project…
Serves businesses, commercial property owners and facilities managers needing building projects and property maintenance across Surrey, Hampshire, Berkshire, London and surrounding areas.
Financial Health
HealthyHealthy · -11% CAGR over 4y
Location
A Rigby Contracting Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides construction, refurbishment and building maintenance services alongside electrical and mechanical installations. Undertakes projects such as new builds, rewiring, lighting upgrades, fire…
Serves public sector and institutional estate managers across the UK, including local and central government sites, schools, colleges, universities, and local and national healthcare facilities.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Aztec Complete Services (Holdings) Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides commercial HVAC and refrigeration services including system design, installation, maintenance and servicing. Also undertakes mechanical and electrical installations, site surveys,…
Serves industrial, commercial and retail organisations, main contractors and domestic customers needing refrigeration, air conditioning, HVAC and mechanical services.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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How Reading field services companies work and how to sell to them
What they do
Most operators are selling time, competence and local response capacity, packaged as reactive repairs, planned maintenance, installation work and compliance attendance. Revenue usually blends call-out charges, engineer day rates, fixed-price jobs, materials mark-ups and retained maintenance agreements. Larger contracts tend to be priced by site, asset, trade coverage or response commitment, with emergency work carrying different rates from scheduled visits. Margin depends on utilisation, first-time fix rates, subcontractor control and whether documentation is good enough to satisfy the end customer, insurer or property manager without repeated admin.
Who they sell to
Commercial landlords, managing agents, housing providers, residential customers, infrastructure operators and local business sites are typical buyers. Day-to-day decisions usually sit with facilities managers, estates teams, property managers and operations directors, while finance and procurement become more involved when work moves from ad hoc repairs into recurring agreements or approved-supplier arrangements. Reactive jobs can be awarded quickly when access, accreditation and availability are clear. Planned maintenance and facilities packages tend to move through site surveys, quote comparisons, framework reviews or RFP processes, especially where several trades, locations or service-level commitments are involved.
What they buy
Spending tends to cluster around anything that keeps mobile teams billable, compliant and easier to coordinate. Most field services firms tend to spend on job scheduling, field-service management software, CRM, quote-to-cash workflow, mobile forms, proof-of-attendance capture, stock control, fleet management, route planning, telephony and customer communications. They also buy accountancy support, payroll, HR, recruitment, training, certification management, insurance, health and safety advice, legal contract review, marketing, uniforms, tools, parts and vehicle services. Firms taking on larger facilities contracts may also need reporting, document management and subcontractor management to meet customer audit requirements.
Why and how to sell to them
Buying intent often appears when service volumes outrun spreadsheets, a new facilities contract adds sites, a coordinator is hired, a depot is opened, or certification and audit demands become harder to evidence manually. Common pains include missed appointments, slow invoicing, poor job notes, van downtime, materials leakage, expired accreditations and weak visibility of subcontractor work. Sellers tend to get further by tying their pitch to margin protection, faster cash collection, fewer return visits, cleaner compliance records or better response-time evidence. Reading-area buyers are usually practical: proof from similar trade-heavy operators matters more than broad claims about productivity.
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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