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HVAC Companies in Middlesbrough: 137 Active Firms (2026)
HVAC and refrigeration companies install, service and maintain heating, cooling and cold-chain systems across Middlesbrough.
Buying decisions usually sit with estates, facilities, operations and procurement teams rather than a single discretionary budget owner. The more attractive contracts tend to be recurring maintenance, call-out response and compliance documentation for commercial, industrial and public-sector premises. Engagements are typically won on response times, engineer coverage, asset familiarity and the ability to keep heating, cooling and refrigeration equipment operating with limited disruption. The buyer profile points towards local and regional contractors that can handle planned servicing, reactive repair and installation work across multiple premises, rather than ad hoc domestic-only work.
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Middlesbrough has 137 actively trading HVAC and refrigeration companies, making the local market a contractor-led cohort rather than a large corporate cluster. Reported employment totals 475 people, which suggests a base of small engineering teams, owner-managed specialists and a few regional operators with broader service coverage. The mix fits the local buyer profile: commercial, industrial and public-sector premises need planned servicing and reactive attendance close to site, while cold-chain and cooling assets create repeat work once a contractor has the account. Scale is present, but the centre of gravity remains local service delivery.
Commercial HVAC and refrigeration work sits close to building safety, energy use and occupational-risk controls, so customers tend to ask for evidence before letting engineers onto site. Service records, risk assessments, refrigerant handling procedures, electrical isolation practices and maintenance certificates all matter in procurement, especially where contractors work in operational premises rather than empty buildings. Market structure is also shaped by response logistics: a Middlesbrough contractor with engineers near client sites can be more useful than a distant installer with a wider catalogue. Recurring service schedules create repeat contact, but emergency call-outs still expose capacity limits during cold snaps, heat events and equipment failures.
Asset age, building occupancy, energy-cost pressure and the need to keep temperature-control systems running appear to set the near-term direction. Smaller contractors may remain owner-managed because local relationships and site knowledge still matter, while scaled regional operators are better placed to absorb training, insurance and compliance costs. Heat-pump and lower-carbon retrofit work may broaden the addressable job mix, but the constraint is likely to be engineering capacity and service quality rather than customer interest alone.
137
Active firms
2026
3
Over £5M revenue
larger operators
38
Newer incorporations
since 2022
Key facts
About 2% of the trading cohort reports turnover above £5M (3 of 137 firms) — the rest sits below that revenue band.
27% of the cohort was incorporated since 2022 (38 firms), so a sizeable share is in its first few filing cycles.
Commercial and industrial premises create work across installation, servicing and maintenance, so repeat service contracts can matter as much as new equipment projects.
Cold-chain and refrigeration activity links the sector to temperature-controlled operations, where downtime carries immediate operating risk.
Building compliance keeps HVAC servicing tied to risk management rather than discretionary facilities spending.
Middlesbrough’s local market appears to rely on specialist contractors where response times and retained maintenance coverage are central buying criteria.
Top Middlesbrough HVAC companies
EUROVENT HVAC SOLUTIONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides HVAC consultancy, design, installation and commissioning services, including air duct installation, local exhaust ventilation systems, site surveys and inspections, and cleaning and…
Serves B2B industrial and commercial clients across the UK, including oil and gas, petrochemical, wind energy, construction and facilities teams needing HVAC, ventilation, ductwork and hygiene…
Financial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
STAR PLUMBING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic and commercial plumbing services including boiler installation, servicing and repairs, central heating work, gas safety certificates, power flushing, and air conditioning…
Serves domestic homeowners and commercial organisations in Middlesbrough and surrounding areas, including businesses and property owners needing plumbing, boiler, gas safety, central heating and air…
Financial Health
HealthyHealthy · Hiring · 13% CAGR over 4y
Location
Ventilation Hygiene Specialists Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides ventilation hygiene services including commercial kitchen extraction cleaning, air duct cleaning, air handling unit refurbishment, fire damper testing, and local exhaust ventilation (LEV)…
Serves building operators, employers and insurers responsible for commercial kitchens, offices, schools, colleges, engineering sites and laboratories, across private-sector and public-sector premises.
Financial Health
StableStable · Hiring · 46% CAGR over 2y
Location
Neil Rhucroft Heating Services Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides domestic and commercial heating and plumbing services including boiler installation, servicing and repair, gas fire installation, air conditioning installation, underfloor heating, smart…
Serves domestic homeowners, landlords, and commercial premises across Middlesbrough and Teesside needing heating, boiler, gas safety, plumbing, and air conditioning support.
Financial Health
StrongStrong · Hiring · 12% CAGR over 2y
Location
S.C.HENDERSON & SON LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing and heating services including boiler repairs, servicing, gas safety checks and central heating installation. Also offers kitchen and bathroom design and installation, joinery, and…
Serves homeowners, landlords and commercial premises in the Teesside area, including offices, schools and shops, needing property maintenance, plumbing, heating, kitchen or bathroom work.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Thornwood Developments 2020 Ltd
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides building and property maintenance services including plumbing and heating, electrical work, joinery and shop fitting, plastering, roofing, flooring, painting and decorating, fire and…
Financial Health
StrongStrong
Location
Beddard Heating Services Ltd
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Coldtech Refrigeration & Air Conditioning Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · Hiring · 15% CAGR over 4y
Location
MTP GAS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
Teesside Gas-Elec Ltd
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · Hiring · 10% CAGR over 3y
Location
BEN THE PLUMBER LTD
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 3y
Location
H1 Plumbing And Heating Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · 0% CAGR over 3y
Location
PGM Heatcare Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Morris Plumbing & Heating (NE) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
SL (NE) Ltd
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Hiring · 59% CAGR over 3y
Location
S W Plumbing and Heating (North East) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
CORK SPRAY SOLUTIONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
Heat4Energy Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
Solar Energy Services Ne Ltd
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak · Hiring · 50% CAGR over 1y
Location
USHER REFRIGERATION SERVICES LTD
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsDesigns, installs, services and maintains commercial refrigeration and air conditioning systems. Provides emergency repairs, planned maintenance, coldroom installation, and supply of refrigeration…
Serves businesses in the food, retail and leisure sectors needing commercial refrigeration and air conditioning, from single-cabinet users to larger sites with coldrooms, across North East England.
Financial Health
WeakWeak · -5% CAGR over 3y
Location
AT Engineering Services Ltd
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides installation, servicing, maintenance and repair of heat pumps, air conditioning systems and refrigeration equipment. Works with domestic and commercial premises, including hospitality,…
Serves both households and organisations needing HVAC services, including schools, colleges, universities, healthcare providers, hospitality venues, offices and retail sites, with a focus on…
Financial Health
StrongStrong · Hiring · 29% CAGR over 2y
Location
JH Mechanical & Electrical Services Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides installation, maintenance and repair of mechanical and electrical building services, including heating, plumbing, water systems, air conditioning, refrigeration and emergency lighting for…
Serves businesses, landlords, facilities managers and homeowners across the North of England with building services needs, including commercial and domestic property maintenance and compliance.
Financial Health
StableStable · Hiring · 7% CAGR over 2y
Location
ENGINEERING INSTALLATIONS (TEESSIDE) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical design, installation and maintenance; fire detection system installation and testing; HVAC, plumbing and gas engineering; emergency lighting; inspection and testing; asbestos…
Serves businesses and commercial property operators across the North East and Yorkshire, with some domestic customers/homeowners for boiler and home services.
Financial Health
HealthyHealthy · Hiring · 13% CAGR over 4y
Location
TWIN SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical, heating and plumbing contracting services for commercial buildings. Undertakes installation and maintenance of pipework, soil and waste systems, and related mechanical services…
Serves commercial and public-sector clients across North-East England, including local councils, health authorities, medical centres, nursing homes, pubs, clubs, factories, offices, the Ministry of…
Financial Health
StableStable · -5% CAGR over 4y
Location
ELECTRICAL MECHANICAL & COOLING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical and electrical engineering services including project management and installation of uninterruptible power supplies, generators, air-conditioning systems, voltage optimisation and…
Serves B2B and public-sector organisations with critical, industrial and commercial operations, including facilities and estates teams responsible for power, cooling and M&E infrastructure.
Financial Health
StrongStrong · Growing, Hiring · 20% CAGR over 4y
Location
Aircon-Refrigeration Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides design, installation, repair and maintenance of commercial air conditioning, refrigeration, heating and ventilation systems. Also offers equipment modernisation, 24‑hour servicing and…
Serves B2B customers operating commercial and industrial premises, including retailers, foodservice operators and organisations with cold storage, HVAC or refrigerated display requirements.
Financial Health
WeakWeak · -6% CAGR over 3y
Location
Dunelm Aircon Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, supplies and installs air conditioning, refrigeration, ventilation and heat pump systems for commercial and residential properties. Provides servicing, maintenance and compliance with F-Gas…
Serves businesses and residential customers across Britain, including small domestic clients and larger commercial premises needing compliant heating, ventilation, cooling or refrigeration systems.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
AMBIENT AIR CONDITIONING UK LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains air conditioning, heating and ventilation systems for retail chains and commercial premises. Provides system design, installation, and ongoing service and maintenance…
Serves B2B customers, mainly large retail chains and other commercial premises across the UK, including organisations seeking support for retail and commercial property environments.
Financial Health
StableStable · -6% CAGR over 4y
Location
UK National Limited
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsProvides facilities maintenance and project management services, including planned preventative maintenance, building maintenance, HVAC, electrical, gas and plumbing work, landscaping, drainage…
Serves businesses, commercial property owners and facilities managers across the UK, including multi-site operators needing outsourced estates and premises support.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 5y
Location
Croft Plumbing, Heating Electrical Contractors Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides plumbing, heating, electrical and gas engineering services for public and private sector clients. Carries out installations, maintenance and repairs including rewiring, boiler replacements,…
Serves public and private sector customers needing plumbing, heating, electrical and gas engineering works, including buyers seeking ad hoc maintenance or larger contracted projects.
Financial Health
HealthyHealthy · -3% CAGR over 4y
Location
G & A Services NE Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical and electrical building services for residential developments and commercial fit‑outs. Services include drainage, plumbing and heating, ventilation and air conditioning, central…
Serves property developers, main contractors, shopfitting firms and owners of high-spec residential, commercial and retail properties.
Financial Health
StableStable
Location
TYGA ENGINEERING SERVICES LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak · 0% CAGR over 1y
Location
A2H HEATING LIMITED
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
A & A Ducting Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
CM PLUMBING & HEATING LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak
Location
Nugent Plumbing Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
A. PARKER PLUMBING LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
Boiler Force Teesside Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak
Location
STEPHEN LOCKEY PLUMBING AND HEATING LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Bambridge Heating Ltd
Trajectory
3y · 2024–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong · Hiring · 100% CAGR over 2y
Location
H Delta T Plumbing & Heating Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong · Hiring · 41% CAGR over 2y
Location
Darlington Gas Limited
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
Pro Plumbing And Heating Ne Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · 0% CAGR over 1y
Location
K. BLAND PLUMBING & HEATING LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
MATTHEWS HEATING & PLUMBING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak
Location
R & I KIRKBRIGHT LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -10% CAGR over 4y
Location
ENVIRO -TECH MAINTENANCE SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
Mark Lyons Plumbing & Heating Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
MUSTOE ENGINEERING LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
StrongStrong
Location
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How Middlesbrough HVAC companies work and how to sell to them
What they do
Revenue usually comes from a blend of planned service agreements, reactive call-outs, installation projects and chargeable compliance paperwork. Most firms sell labour, parts and site knowledge rather than a discrete product, with pricing built around annual maintenance schedules, quoted remedial works, emergency attendance fees and project milestones. Margins tend to depend on engineer utilisation, first-time fix rates, parts availability and the ability to turn one-off installation work into recurring service cover. Refrigeration and temperature-control assets can be especially useful commercially because failure creates urgency and repeat inspection requirements.
Who they sell to
Typical buyers are facilities managers, estates teams, operations directors and procurement staff responsible for keeping occupied premises running. Commercial landlords, industrial operators and public-sector estates usually buy through direct relationships, approved-contractor lists or formal tenders, while smaller premises may move faster through local referrals and quote comparison. Sales cycles vary with risk: a simple replacement or repair can be agreed quickly, but multi-site maintenance agreements tend to need site surveys, insurance checks, method statements and finance sign-off. Only 3 local HVAC firms sit above £5M turnover, so many suppliers will be dealing with owner-managers as well as dedicated sales or service leads.
What they buy
Most HVAC contractors tend to spend on tools that reduce engineer admin and keep service visits traceable: field-service scheduling, mobile job sheets, asset registers, quote-to-invoice systems, CRM, stock control and accounting. Compliance-led firms also buy health and safety support, training, certification management, insurance advice and document storage. Operational spend often includes vans, fuel cards, fleet tracking, lifting equipment, test instruments, refrigerant handling kit, workwear and trade counters for parts. As teams add engineers, recruitment, payroll, HR records, call handling and local search marketing usually become more relevant than broad corporate software.
Why and how to sell to them
HVAC buyers tend to evaluate suppliers when call-out demand starts to outgrow manual scheduling, when a new maintenance contract adds multiple sites, or when compliance paperwork becomes a source of delay. The 38 firms incorporated since 2022 are likely to include younger contractors still setting up finance, operations and sales processes, while longer-established operators may care more about margin leakage and engineer productivity. Outbound angles work better when tied to service realities: fewer missed appointments, faster quote turnaround, cleaner audit trails, less time spent chasing job sheets, or a clearer view of which contracts are profitable.
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 Middlesbrough
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Frequently asked questions
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