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Plumbing & Heating Companies in Plymouth: 140 Active Firms (2026)
Plumbing and heating companies install, repair and maintain water, gas and heat systems for homes and workplaces around Plymouth.
Buying centres tend to sit with property managers, facilities teams, housing providers and household customers rather than a single central procurement desk. Work is won through maintenance schedules, refurbishment packages, landlord compliance visits and reactive call-outs, with a practical bias towards response time, trade certification, parts availability and aftercare. Engagements are usually local and service-led: smaller jobs may be quoted and completed quickly, while commercial heating or public-sector premises work tends to require site assessment, coordination with other building-services trades and evidence of insurance, accreditations and safe-working processes.
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Plymouth has 140 actively trading plumbing and heating companies in this list, giving researchers a contained contractor base rather than a diffuse national supplier market. Reported employment totals 371 people, which points to a trade populated mainly by owner-managed and small field-service teams, with a thinner layer of firms able to carry larger planned-maintenance workloads. The buying base is correspondingly local: residential repairs, landlord work, small commercial premises and public-sector building upkeep tend to rely on proximity, availability and continuity of engineer cover, rather than long procurement cycles alone.
Gas work, water-system alterations and heating installations sit within a rules-based operating environment even when the contractor is small. Customers typically expect evidence of trade competence, insurance, safe-working procedures and paperwork that can be retained for landlords, managing agents or public-sector premises teams. Market structure also matters: only 2 Plymouth firms sit above £5M turnover, so larger planned-maintenance contracts may have a narrower local supplier set than day-to-day repair and installation work. That can leave smaller contractors competing on responsiveness, continuity of engineers and the ability to manage repeat visits without the systems overhead of a regional facilities contractor.
Demand appears tied less to speculative expansion than to the condition of housing stock, small commercial premises and public-sector estates around Plymouth. The cohort tends to favour practical service breadth over narrow specialism, with plumbing, heating, emergency response and maintenance often sitting under the same contractor model. Scarcity of scale-up firms suggests consolidation may remain selective, particularly where acquirers need local labour, compliance processes and recurring maintenance relationships rather than a purely remote service base. Margin pressure is likely to sit around labour availability, vehicle coverage, parts costs and the administrative burden attached to regulated work.
140
Active firms
2026
2
Above £5M
Revenue threshold
25
Newer firms
Incorporated since 2022
Key facts
About 1% of the trading cohort reports turnover above £5M (2 of 140 firms) — the rest sits below that revenue band.
17% of the cohort was incorporated since 2022 (25 firms), so a sizeable share is in its first few filing cycles.
Plymouth plumbing and heating contractors cover emergency call-outs, planned maintenance, boiler work, pipework and heating-system replacement.
Local demand is tied to day-to-day property upkeep across homes and workplaces, rather than discretionary project work alone.
The market appears fragmented, with contractor models ranging from subcontract-heavy operations to directly staffed service businesses.
Top Plymouth Plumbing & Heating companies
G.R. MECHANICAL SERVICES LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides plumbing and heating services for commercial, industrial and domestic clients, including boiler installation, servicing and repairs, gas safety checks, drainage work, bathroom and sanitary…
Serves commercial and industrial businesses, schools, restaurants, manufacturers and other organisations across Plymouth, Devon, Cornwall and the South West, alongside domestic homeowners needing…
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 3y
Location
ENVIROGAS UK LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides domestic and commercial heating and plumbing services including installation, repair and servicing of gas, LPG and oil boilers, central heating systems and underfloor heating, plus air…
Serves domestic homeowners, landlords and commercial clients across Plymouth, Devon and Cornwall, including property owners and businesses with premises requiring heating and plumbing contractors.
Financial Health
StrongStrong · Growing, Hiring · 28% CAGR over 4y
Location
AS Plumbing Heating Renewables Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic and commercial plumbing and heating services, including installation and maintenance of boilers, central heating systems, bathrooms, ventilation systems and plant rooms, and…
Serves domestic customers and commercial/public-sector organisations across Devon and Cornwall, including homeowners, offices, schools, hospitals and public buildings.
Financial Health
WeakWeak · -16% CAGR over 4y
Location
JMC Mechanical Electrical & Air Conditioning Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical, electrical and HVAC services including air conditioning installation and maintenance, commercial and domestic plumbing, gas engineering, electrical installations and rewiring,…
Serves homeowners, landlords and businesses of all sizes across Plymouth and the South West, with emphasis on commercial and industrial customers needing mechanical, electrical, air conditioning and…
Financial Health
StableStable · Hiring · 14% CAGR over 4y
Location
Gregory Plumbing & Heating Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides plumbing, heating and electrical services for domestic and commercial properties, including boiler and central heating installation, servicing and repairs, gas safety checks, underfloor…
Serves domestic customers, landlords, letting agents and local business owners needing property maintenance and installation support in Plymouth and surrounding areas.
Financial Health
StableStable · -15% CAGR over 2y
Location
O & S Plumbing and Heating Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides plumbing and heating installation, repair and maintenance for domestic and small commercial properties. Services include bathroom design and installation, boiler replacement and servicing,…
Serves homeowners, landlords and small commercial premises needing plumbing and heating support across Tavistock, East Cornwall, West Devon and Plymouth.
Financial Health
DistressedDistressed · 0% CAGR over 3y
Location
JACKMAN SW LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides industrial and commercial mechanical engineering and heating services, including installation, servicing and repair of gas, LPG and oil heating systems, pipework, air conditioning, air…
Serves industrial and commercial organisations across Plymouth, Devon, Cornwall and the South West, including local SMEs, major manufacturers and property operators needing mechanical, heating,…
Financial Health
HealthyHealthy · -10% CAGR over 2y
Location
B & R Heating Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing and heating services including installation, servicing and repair of gas and oil boilers and heating systems for domestic and commercial customers. Also offers boiler replacements,…
Serves domestic households and commercial clients across Plymouth and South-West England, including customers seeking boiler, heating and plumbing support.
Financial Health
HealthyHealthy
Location
MK HEAT LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 1y
Location
Absolute Energy Services (SW) Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides plumbing and heating services for residential and commercial properties, including central heating system installation, boiler servicing, gas installations, bathroom upgrades, and plumbing…
Serves mainly homeowners in Plymouth and surrounding areas, including Ivybridge, Kingsbridge and Plymstock, alongside some commercial clients and local business or property owners.
Financial Health
WeakWeak · -14% CAGR over 3y
Location
T.E.J. HEATING (PLYMOUTH) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic plumbing, gas and heating services, including installation and maintenance of central heating and hot water systems. Installs underfloor heating and solar hot water systems, and…
Serves homeowners and domestic property customers in and around Plymouth, as well as property developers across Devon and Cornwall.
Financial Health
StableStable · -1% CAGR over 4y
Location
L Bailey (Plumbing & Heating) Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides domestic and commercial plumbing and heating services, including boiler installation and servicing, pipe fitting, drainage work, bathroom and kitchen plumbing, emergency repairs, and…
Serves homeowners and commercial property clients across the South West, including businesses, new-build developers and facilities teams responsible for building maintenance.
Financial Health
StrongStrong · Hiring · 11% CAGR over 5y
Location
ASC Plumbing & Heating Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides domestic plumbing and heating services including boiler installation, servicing and repairs, bathroom installations, gas appliance servicing, landlord gas safety certificates (CP12), leak…
Serves homeowners and residential landlords in Plymouth and nearby towns including Ivybridge and Salcombe, focusing on domestic customers needing plumbing, heating, bathroom and gas safety support.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
MOORLAND HEATING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic heating and plumbing services including boiler installation, servicing and repair, central heating system installation and maintenance, heating system treatments, and kitchen and…
Serves domestic customers in Plymouth and surrounding areas, primarily homeowners and residential landlords responsible for private rental properties.
Financial Health
HealthyHealthy · Growing · 2% CAGR over 4y
Location
A J Barnes Plumbing & Heating Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic plumbing and heating services including boiler installation, servicing and repairs, central heating installation, bathroom design and fitting, smart thermostat installation, solar…
Serves homeowners and residential landlords in Plymouth and surrounding areas of Devon and Cornwall needing domestic plumbing, heating, gas and bathroom work.
Financial Health
StableStable · -24% CAGR over 4y
Location
MSB Property Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides property maintenance and building repair services for social housing and commercial properties, including plumbing, bathroom and kitchen installation, carpentry, plastering, decorating,…
Serves social housing providers, landlords/property managers and commercial organisations needing planned and reactive property maintenance across Plymouth, St Austell, Devon and Cornwall.
Financial Health
StrongStrong · Growing, Hiring · 26% CAGR over 4y
Location
Maxim Plumbing & Heating Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
DA Electrical & Plumbing Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Castle Plumbing & Heating Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
MSH PLUMBING & HEATING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
The Plumbing Doctor Group Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · -31% CAGR over 3y
Location
Cor-Heat Limited
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · 0% CAGR over 3y
Location
KW Pro Plumbing Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
DEVON STOVES LTD.
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -16% CAGR over 4y
Location
STEM K SOLUTIONS LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak
Location
D & N Plumbing & Heating Engineers Limited
Trajectory
5y · 2021–NowFinancial Health
Insufficient historyInsufficient history · 0% CAGR over 3y
Location
JMD Plumbing & Heating SW Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed · 0% CAGR over 2y
Location
D P Boiler Repairs Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
Dream Bathrooms (SW) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
Our Earth Group Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
AUSTEN AIR CONDITIONING LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Hiring · 26% CAGR over 3y
Location
Elburton Heating Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · -21% CAGR over 3y
Location
Steve Hosking Plumbing & Heating Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -24% CAGR over 4y
Location
ON Plumbing & Heating Services Ltd
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
GSP SOLUTIONS (SW) LTD
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
NAKED HEAT LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
Pro Heating and Plumbing Solutions Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
MARK MOSS PLUMBING & TILING LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
StrongStrong · Hiring · 100% CAGR over 1y
Location
FLAMESAFE (SOUTH WEST) LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -16% CAGR over 4y
Location
NC PLUMBING AND PROPERTY MAINTENANCE LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak
Location
PLYMOUTH GAS SERVICES LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
Eco Air (SW) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
HOMEHEAT PLUMBING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Sound Solutions (SW) Ltd
Trajectory
3y · 2024–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 1y
Location
Southwest Renewables Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
AF BATHROOM & HEATING LTD
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns and installs kitchens, bathrooms, doors and joinery, and provides heating and energy solutions. Offers home consultations, project design, plumbing and electrical installation, boiler…
Serves homeowners and households seeking home improvement projects, mainly kitchens, bathrooms, doors, joinery and domestic energy solutions, with finance and home consultation options.
Financial Health
StrongStrong · Hiring · 15% CAGR over 2y
Location
METS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -7% CAGR over 4y
Location
A Boiler 4 U Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
Heatcare South West Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
B Coles Plumbing & Heating Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 5y
Location
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How Plymouth Plumbing & Heating companies work and how to sell to them
What they do
Plumbing and heating contractors earn through labour call-out rates, fixed-price installations, planned-maintenance retainers and mark-ups on parts and appliances. Domestic work is often quoted per job or billed on attendance, with emergency visits priced at a premium. Commercial and public-sector premises work tends to mix periodic servicing, compliance paperwork, fault diagnosis and installation projects, so revenue depends on engineer utilisation, van coverage and supplier credit as much as sales pipeline. The product is not a packaged asset; it is field delivery, certification and documentation, often coordinated around occupied buildings where access windows, tenant communication and follow-up visits matter.
Who they sell to
Most local contractors sell to householders, landlords, letting agents, managing agents, facilities managers, estates teams and small business owners. Domestic repairs usually convert through phone, web enquiry or referral, while landlord and facilities work is more relationship-led and may depend on evidence of cover, certification and response commitments. Larger premises contracts tend to involve estates, procurement and finance stakeholders, particularly where access, safeguarding or insurance requirements apply. Sales cycles are short for urgent faults, longer for planned heating replacements or public-sector premises work, and often won through trust in repeat delivery rather than formal tendering alone.
What they buy
Plumbing and heating firms tend to spend on tools that remove friction from field work: scheduling, route planning, job sheets, estimates, invoicing, payment collection and customer reminders. As teams grow, back-office needs move towards accounting, payroll, stock control, supplier purchasing, fleet management, HR administration and training records. Compliance-led work creates demand for document storage, certificate handling, risk assessments and audit trails that office staff can retrieve quickly. Service providers may also sell insurance advice, accountancy, recruitment support, local marketing, call handling, vehicle leasing, workwear and parts logistics, provided the offer respects the contractor’s need to keep engineers billable.
Why and how to sell to them
Buying triggers tend to appear when a contractor adds engineers, wins repeat landlord or facilities work, takes on public-sector premises, or finds that paper diaries and ad hoc messaging are causing missed visits. New incorporations may be receptive to basic finance, insurance and local demand-generation services, while larger operators are likelier to evaluate scheduling, compliance and management reporting. Outbound works better when it names the operational constraint: fewer wasted journeys, faster quote-to-invoice cycles, clearer certificate retrieval, tighter parts control or better after-hours call handling. Generic productivity claims are less credible than a link to engineer utilisation, cash collection and repeat customer retention.
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 Plymouth
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Frequently asked questions
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