Metalworking Companies in Middlesbrough: 70 Active Firms (2026)
Metalworking companies in Middlesbrough fabricate, machine and process steel and other metals for industrial, construction and engineering customers.
Buying centres tend to sit with engineering managers, operations directors, estimators and project buyers rather than central procurement alone. Work is often won through drawings, repeat maintenance requirements, fabrication packages or component supply for industrial, construction, infrastructure and engineering customers. Middlesbrough-area suppliers in this field range from specialist workshops with a narrow process focus to multi-capability production sites covering fabrication, machining, forming, finishing and related metal-processing services. Engagements are typically project-led or call-off based, with evidence of measurable UK revenue and a filed employee base more useful than a pure company-age screen.
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Middlesbrough has 70 actively trading metalworking companies, giving the local market the feel of a specialised industrial supply base rather than a broad national cluster. Reported employment totals 1,065 people, which points to a practical workshop economy with enough labour capacity in parts of the cohort for repeat industrial accounts, while other operators remain smaller production or finishing businesses. The shape is more regional than purely local, reflecting ties into engineering, construction and infrastructure customers across the surrounding metropolitan area.
Workshop activity in Middlesbrough tends to be shaped less by a sector-specific licensing regime than by the conditions attached to physical production: safe handling of metal stock, welding and cutting controls, lifting operations, waste streams, finishing processes and customer quality documentation. Construction and infrastructure buyers often expect traceable materials, inspection records and delivery paperwork, while engineering customers may put suppliers through audits before regular call-off work. That makes compliance a workshop-management issue as much as a legal one, especially where subcontractors sit inside longer industrial supply chains.
Future movement appears likely to be uneven. The cohort contains specialist producers as well as larger workshops, so some businesses may remain stable subcontractors while others try to add finishing, forming or component work around existing customer relationships. Demand tends to follow local engineering, construction and infrastructure cycles, and buyers have been asking for clearer delivery, traceability and capacity commitments from smaller suppliers. Consolidation could come through succession-led sales or neighbouring workshops combining processes, but the sector still looks grounded in practical production capacity rather than software-style scaling.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
70
Active firms
2026
10
Above £5M
reported annual revenue
13
Recent incorporations
incorporated since 2022
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Key facts
About 14% of the trading cohort reports turnover above £5M (10 of 70 firms) — the rest sits below that revenue band.
18% of the cohort was incorporated since 2022 (13 firms), so a sizeable share is in its first few filing cycles.
Middlesbrough metalworking firms fabricate, machine and process steel and other metals for industrial, construction and engineering customers.
Plant maintenance and structural steelwork create project-led demand where local production capacity can matter more than national procurement coverage.
Subcontract engineering work tends to sit close to industrial accounts, with suppliers producing fabricated components to customer specifications.
Top Middlesbrough Metalworking companies
Financial sub-scores
Computed from 3 filingsProvides structural steel, stainless steel and aluminium fabrication for industrial and marine applications, including subsea lifting structures, tanks and plate work. Also builds and repairs…
Serves B2B industrial, marine and offshore customers, including ship operators, commercial fishing and workboat owners, subsea contractors, and firms needing steel or aluminium fabrication across…
Financial Health
StableStable · Hiring · 7% CAGR over 2y
Location
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Computed from 4 filingsProvides profile cutting services for carbon and stainless steel, producing custom‑cut metal components and plates for engineering, fabrication and industrial applications using specialist cutting…
Financial Health
StableStable · -13% CAGR over 3y
Location
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Computed from 3 filingsManufactures material handling equipment and components, including industrial chains, sprockets, idlers, and conveyor parts. Provides custom casting design, CAD engineering, CNC plasma cutting, and…
Serves B2B industrial customers operating mills, mines, conveyors and bulk material handling systems, including maintenance, engineering and procurement teams needing chains, sprockets and related…
Financial Health
StableStable · 4% CAGR over 2y
Location
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Computed from 3 filingsProvides turnkey engineering services including structural steel fabrication, design, civil and electrical engineering. Delivers EPC-style projects from concept to completion for mining,…
Serves industrial B2B customers in mining, petrochemical, renewable energy/EfW, oil and gas, process and material handling sectors, including operators needing turnkey EPC and fabrication project…
Financial Health
StrongStrong · Growing · 2% CAGR over 2y
Location
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Computed from 3 filingsManufactures and fabricates steel components and structures including pipe supports, access platforms, safety gates, stairways, ladders and transport cradles. Also undertakes tank repairs, plate…
Serves B2B industrial customers in petrochemical, oil and gas, transport, shipbuilding, power generation and bio-ethanol, including onshore and offshore operators, project teams and maintenance…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 4 filingsProvides surface coating services for metal components, including powder coating, shot blasting, electroplating, and specialist coatings such as Plascoat, nylon, and Xylan. Also offers light…
Serves commercial and domestic customers nationally, including fabrication businesses and organisations in the oil, chemical, pharmaceutical, water, food and architectural sectors, plus private…
Financial Health
DistressedDistressed · -16% CAGR over 3y
Location
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Computed from 3 filingsProvides steel processing and metal forming services including plate rolling, press braking, section bending, tube and pipe bending, steel profiling, and box and pan folding for industrial…
Serves UK businesses and industrial customers needing outsourced steel bending, profiling and related steel processing support across multiple sectors.
Financial Health
StableStable · 2% CAGR over 2y
Location
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Computed from 3 filingsDesigns and manufactures bespoke modular buildings and steel storage structures, including classrooms, sports and changing facilities, public toilets, kiosks, garages, and workshops, as well as…
Sells to UK public sector bodies, charities and commercial organisations, including councils, environmental agencies, education providers, sports and community facilities, utilities,…
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
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Computed from 2 filingsManufactures material handling equipment and engineered metal products including conveyors, stillages, cages, trolleys, platforms and safety barriers. Provides CNC machining, laser cutting,…
Serves B2B customers in manufacturing, logistics, automotive, construction, defence and textiles, including OEMs and facilities or operations teams needing industrial material-handling and fabricated…
Financial Health
StableStable · Hiring · 128% CAGR over 1y
Location
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Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 2 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
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Computed from 5 filingsFinancial Health
WeakWeak · -7% CAGR over 4y
Location
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Computed from 3 filingsProvides design, fabrication and installation of structural steelwork and pipework. Manufactures access platforms, steel structures and buildings, and delivers site welding, mechanical support and…
Serves industrial B2B clients in Teesside and surrounding areas, including oil and gas operators, petrochemical plants, energy-from-waste facilities and COMAH-regulated sites.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 4 filingsDesigns, fabricates and installs structural steel for industrial and construction projects. Provides steel detailing, CNC cutting and drilling, welding, shot blasting, painting and on-site erection,…
Serves B2B clients in the UK industrial and construction sectors, including organisations requiring structural steelwork for new builds, repairs, installations and bespoke steel structures.
Financial Health
StableStable · -2% CAGR over 3y
Location
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Computed from 5 filingsProvides structural steelwork services including engineering design, fabrication, and on-site installation for construction projects. Supplies and installs superstructure packages and related works…
Serves B2B construction clients, including main contractors and developers, seeking structural steelwork packages for UK projects, typically tender enquiries between 50 and 2,500 tonnes.
Financial Health
WeakWeak · -5% CAGR over 4y
Location
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Computed from 5 filingsProvides subcontract precision engineering and CNC machining services, including 3‑axis and 5‑axis machining, horizontal and vertical boring, turning and milling. Manufactures engineered components…
Serves B2B engineering and manufacturing customers needing subcontract machining, including pump, marine, wind energy and heavy industrial sectors with large-scale precision component requirements.
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 3 filingsDesigns and manufactures fire and blast protection systems, including blast walls, heat shields, ducts and thermal defence products. Provides steel fabrication, modular structures and engineering…
Targets industrial operators, EPC contractors and project teams in the oil and gas, nuclear, renewable energy, chemical and petrochemical sectors worldwide.
Financial Health
StableStable · Profitable, Hiring · 5% CAGR over 2y
Location
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Computed from 5 filingsProvides commercial and industrial welding and fabrication services, including metalwork, pipework installation, and repair of tankers and vessels. Offers design, manufacture and installation of…
Serves commercial and industrial businesses across Stockton-on-Tees and the North East, including organisations needing support for tankers, vessels, pipework, utilities, offshore projects,…
Financial Health
HealthyHealthy · -5% CAGR over 4y
Location
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Computed from 5 filingsProvides heavy engineering subcontract services including large-scale CNC machining of metal components, fabrication, refurbishment, painting, assembly, and inspection and testing for industrial…
Serves B2B engineering, manufacturing and infrastructure project firms, including marine fabricators and heavy engineering supply chains requiring medium-to-large subcontract support.
Financial Health
WeakWeak · -0% CAGR over 4y
Location
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Computed from 4 filingsProvides commercial heat treating services for steel bars, tubes, plates, castings and forgings. Manufactures cutting edges, wear parts and fabricated components for construction, mining and…
Serves B2B customers worldwide in construction, mining and earthmoving equipment, including OEMs and industrial metal component buyers with demanding steel processing requirements.
Financial Health
StableStable · Profitable · -6% CAGR over 3y
Location
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Computed from 5 filingsProvides fabrication and engineering services for offshore energy, marine and infrastructure sectors, including vessel mobilisation and demobilisation, heavy steel fabrications, subsea structures,…
Serves B2B asset owners, vessel operators and contractors in offshore energy, oil and gas, renewables, marine, subsea, decommissioning, power, infrastructure, telecoms and utilities.
Financial Health
StrongStrong
Location
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Computed from 2 filingsProvides structural steelwork fabrication, engineering design, and on-site installation services. Acts as principal contractor or maintenance provider for industrial and offshore projects, delivering…
Serves B2B clients in the engineering industry, including onshore and offshore operators, across all project sizes and sectors. Works with local, national and international organisations.
Financial Health
StableStable · 0% CAGR over 1y
Location
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Computed from 4 filingsProvides stainless steel fabrication and welding services, producing items such as chutes, hoppers, troughs, pipework, conveyors, guards and structural steelwork. Offers custom design, CAD support,…
Serves B2B and public-sector customers in food processing, high-voltage utilities, water treatment, hospitals, airport utilities and general construction, typically engineering, procurement and site…
Financial Health
DistressedDistressed · -13% CAGR over 3y
Location
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Computed from 3 filingsProvides steel plate processing and fabrication services for heavy earthmoving and construction equipment manufacturers. Activities include oxy‑fuel and plasma cutting, machining, plate rolling,…
Serves B2B customers in medium to heavy industry, especially heavy earthmoving and construction equipment manufacturers across the UK and Europe.
Financial Health
StableStable · Profitable · -13% CAGR over 2y
Location
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Computed from 5 filingsProvides steel fabrication services producing bespoke small and medium steel structures including access platforms, ladders, fire escapes and support frames. Also offers metal shearing, machining,…
Serves civil engineering and construction firms, electrical contractors, local authorities, schools and other commercial premises in the North East needing small to medium steel fabrication work.
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 3 filingsManufactures ground engaging tools and wear parts for construction and earthmoving equipment, including loader, excavator and dozer edges, end bits and side cutters. Provides industrial heat…
Serves B2B buyers operating and maintaining earthmoving machinery, including construction, quarrying, waste management and recycling firms, plus engineering manufacturers needing subcontract…
Financial Health
StableStable · -25% CAGR over 2y
Location
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Computed from 3 filingsDesigns and fabricates structural steelwork and steel portal‑frame buildings for agricultural, industrial, equestrian and domestic use. Also provides groundworks, foundations, builders’ steel, and…
Serves farms, industrial and commercial property owners, equestrian businesses, and domestic customers or builders needing structural steelwork, steel-framed buildings, groundworks, and bespoke…
Financial Health
StableStable · 3% CAGR over 2y
Location
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Computed from 5 filingsSupplies and manufactures metal mesh and sheet products including welded mesh panels and rolls, expanded metal, perforated plate, and masonry reinforcement. Provides cutting services to size for…
Serves B2B customers in construction and industrial sectors, including builders’ merchants, masonry contractors, metal fabricators and facilities or engineering buyers needing mesh and metal…
Financial Health
StrongStrong · -2% CAGR over 4y
Location
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Manufactures centrifugally and static cast steel and nickel‑based alloy components for aerospace, petrochemical, syngas, direct reduction iron, and industrial gas turbine sectors, including…
Serves global B2B customers in syngas, ethylene, direct reduction iron, aerospace, industrial gas turbine and other industrial sectors, including engine platform manufacturers and operators needing…
Location
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Computed from 5 filingsDesigns, manufactures and installs bespoke steel products including roller shutter doors, balconies, balustrades, gates and fire escapes. Supplies structural and stainless steel fabrications and…
Serves a mix of domestic, commercial, industrial and public-sector clients, from homeowners and individual buyers to construction companies, facilities operators and organisations requiring bespoke…
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 5 filingsManufactures and supplies galvanised metal fencing systems including palisade fencing, wire mesh panel systems, railings, security fencing, pedestrian barriers, gates and hardware. Also designs…
Serves UK businesses and public sector organisations, including commercial property owners, civil engineers, landscaping contractors and fencing contractors of varying sizes.
Financial Health
StableStable · -4% CAGR over 4y
Location
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Computed from 5 filingsManufactures bespoke architectural metalwork and façade components for building envelopes, including cladding and building fascia systems. Designs and fabricates unitised façade elements for office,…
Sells B2B to UK construction firms, including major contractors and property developers, serving large-scale office, hotel, residential and industrial development projects.
Financial Health
HealthyHealthy · Hiring · 6% CAGR over 4y
Location
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Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 2 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
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Computed from 3 filingsFinancial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides precision engineering and machining services, including milling, turning, vertical and horizontal boring, drilling, welding, and fabrication. Operates large-capacity machine tools and offers…
Serves B2B industrial customers across the north of England, particularly organisations in oil, marine, gas and energy sectors needing support for small to very large engineering and fabrication…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
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Computed from 3 filingsProvides subcontract engineering and machining services including CNC machining, general machining, fabrication and welding. Also undertakes boring, vertical machining and aluminium welding for…
Serves B2B commercial and industrial clients, including gas, oil and chemical processing companies, alongside other businesses across varied industrial sectors in UK markets.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides industrial metal finishing services including powder coating, wet spray painting, aluminium anodising, electroplating, stainless steel pickling and passivation, chemical blacking, paint…
Serves industrial B2B clients nationally and internationally, including petrochemical, oil and gas, aviation, aeronautical, military, machine shop, fabrication shop, and fastener…
Financial Health
HealthyHealthy · -67% CAGR over 4y
Location
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Computed from 5 filingsProvides fabrication, engineering design and project commissioning services for marine, offshore and subsea industries. Delivers turnkey fabrication projects and supports sectors including oil and…
Serves B2B and public-sector customers in marine, offshore and subsea markets, including defence, oil and gas, renewables and decommissioning project owners, operators and contractors.
Financial Health
HealthyHealthy · -56% CAGR over 4y
Location
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Computed from 3 filingsManufactures architectural aluminium, aluminium‑timber composite and steel fire‑rated fenestration systems for construction projects, including doors, windows, curtain walling, shopfronts, security…
Serves B2B construction contractors, developers and commercial property clients on building projects, including car dealerships, industrial sites, utilities and offices, with an emphasis on the North…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 2y
Location
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Provides industrial metal finishing services including powder coating, wet spray painting, aluminium anodising, electroplating, stainless steel pickling and passivation, paint stripping and…
Serves B2B industrial customers, including petrochemical, oil and gas, aviation, aeronautical, military, machine shop, fabrication shop, and fastener manufacturing and distribution sectors, with…
Financial Health
N/AN/A
Location
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Computed from 5 filingsSupplies hydraulic components and provides engineering services including repair and manufacture of hydraulic cylinders, custom hydraulic hose assembly, and bespoke machining. Operates workshop and…
Serves private individuals and larger industrial enterprises needing hydraulic components and support, primarily across North East England and further afield, including customers requiring emergency…
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · Growing, Hiring · 3% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
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Financial Health
N/AN/A
Location
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Computed from 5 filingsManufactures sheet metal pressings, components, sub-assemblies and steel enclosures for electrical, electronic and other industrial sectors. Provides laser cutting, CNC punching and bending, welding,…
Serves B2B customers in electrical and electronic manufacturing, marine, construction, engineering, agriculture, food processing, IT, communications and security sectors across the UK and Europe.
Financial Health
HealthyHealthy · Hiring · 26% CAGR over 5y
Location
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Computed from 5 filingsProvides custom metal fabrication services including sheet metal work, CNC machining, plasma cutting, and MIG/TIG welding. Designs, manufactures and installs bespoke components and structures in…
Sells primarily to businesses across the UK needing custom metal fabrication, especially in the food, chemical and printing industries. Also serves commercial and industrial buyers requiring bespoke…
Financial Health
StableStable · 1% CAGR over 4y
Location
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Computed from 5 filingsProvides steel fabrication, forging and welding services for industrial and general metalwork, producing items such as metal gates, railings and pipework, and undertaking structural steel fabrication…
Serves industrial and general customers needing steel fabrication, gates, railings, pipe work, welding and forging across North England, including local businesses and property owners.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 2 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
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Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
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How Middlesbrough Metalworking companies work and how to sell to them
What they do
Revenue usually comes from quoted production work rather than retained service fees. A workshop may price a job from drawings, material grade, tolerance, batch size, machine time, finishing steps and delivery requirements, then recover margin through labour utilisation and metal yield. Some firms rely on repeat call-off work for known components; others take lower-frequency fabrication or repair projects where estimating accuracy matters more than volume. Payment terms are often tied to purchase orders, staged work or delivery, so suppliers that help them protect cash, schedule capacity and avoid rework will sound more relevant than generic manufacturers’ messaging.
Who they sell to
Buyers are usually engineering, construction, infrastructure and industrial operators that need dependable supply rather than a consumer-style purchasing experience. Decision-makers typically include operations directors, engineering managers, project managers, estimators, quantity surveyors and procurement teams, depending on whether the job is technical, commercial or site-led. Sales cycles can be short for repeat maintenance or urgent spares, but longer where the supplier must pass quality checks, site visits and commercial approval before joining a preferred list. Work is normally won through direct relationships, tender portals, drawings sent for quotation, or introductions from existing customers and neighbouring contractors.
What they buy
Most Middlesbrough metalworking firms tend to spend on items that either keep machines busy or reduce errors between quote, production and dispatch. Relevant categories include job-costing software, estimating tools, production scheduling, inventory control, quality documentation, CRM, accounting, payroll and health-and-safety management systems. On the physical side, they buy tooling, consumables, gases, cutting media, lifting equipment, maintenance services, waste collection, energy contracts and transport. Recruitment, temporary labour, training, insurance, accountancy and legal support also matter where workshops move from owner-managed production into larger contracts with audit, insurance and paperwork requirements.
Why and how to sell to them
Commercial intent often shows up when a workshop adds shifts, buys machinery, hires production or estimating staff, wins a longer-running customer programme, or starts talking about traceability and delivery performance. Common pressures include material price movement, late supplier deliveries, wasted machine time, rework, skills gaps and the administrative load created by customer audits. Outbound angles tend to work better when they attach to a specific operational cost: faster quoting, fewer manual handovers, clearer job status, lower scrap, safer lifting, cleaner documentation or less downtime. A sales approach that recognises batch variability and project margins is likely to land better than one built around abstract productivity claims.
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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