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Metals Companies in Leicester: 134 Active Firms (2026)
Metals companies in Leicester manufacture, process and supply steel and other metal components across the surrounding metropolitan area.
Purchasing usually sits with operations, production engineering, site procurement and commercial teams rather than a single technology buyer. The main buying centres are industrial fabrication, construction supply, engineering subcontracting and infrastructure maintenance, with orders ranging from repeat batch work to project-led assemblies and finishing. Customers tend to value local responsiveness, tolerance control, documented quality processes and the ability to fit into existing production schedules. A good commercial fit is normally a mid-market operator: large enough to support regular industrial customers, but still close to the workshop, yard or fabrication cell where delivery risk is managed.
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Leicester has 134 actively trading metals companies, a compact local cohort rather than a broad national manufacturing basin. Reported employment across the cohort is 2,296 people, so the footprint is large enough to support specialist suppliers, finishers and installers while still leaving many firms dependent on a small number of customer relationships. The shape fits a practical industrial market: local delivery, repeat purchasing and contracts tied to construction, engineering and plant maintenance.
Metal processors working into construction, engineering and infrastructure supply chains tend to meet a compliance burden shaped by customer audits as much as by statute. Buyers usually ask for material traceability, inspection records, welding and finishing evidence, and documented handling of waste or emissions where processing creates offcuts, dust or surface-treatment residues. For Leicester suppliers, that makes quality paperwork and repeatable shop-floor processes part of the sales motion, especially where components move into regulated end markets through larger contractors.
Future demand appears tied less to new company formation and more to replacement cycles, local capital works and the ability of suppliers to handle shorter production runs without losing margin. The cohort tends to favour practical capability over software-led differentiation: faster quoting, cleaner certification packs and dependable delivery windows matter because customers often buy components as part of wider project schedules. Consolidation may remain selective, with buyers looking for capacity, finishing capability or access to recurring contractor accounts rather than scale for its own sake.
134
Active firms
2026
12
Above £5M
reported revenue
12
Recent incorporations
since 2022
Key facts
About 8% of the trading cohort reports turnover above £5M (12 of 134 firms) — the rest sits below that revenue band.
8% of the cohort was incorporated since 2022 (12 firms), so a sizeable share is in its first few filing cycles.
Leicester metals firms manufacture, process and supply steel and other metal components for the surrounding metropolitan area.
Local proximity matters where metal parts feed physical-goods supply chains, because transport distance can affect lead times, delivery cost and responsiveness.
Demand tends to be operational rather than speculative, with buyers using these suppliers for manufacturing, maintenance and component-supply needs.
The supplier base spans production-led manufacturers and leaner coordinating or supply firms, so procurement teams may find different service models under the same sector label.
Top Leicester Metals companies
ENSYGN LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, fabricates and installs structural steelwork for commercial and industrial projects, including mezzanine floors, fire escapes and steel structures. Also manufactures and fits security…
Serves B2B customers including construction professionals, commercial property owners, industrial operators and facilities managers in Leicester, the Midlands and across the UK.
Financial Health
StableStable · 0% CAGR over 2y
Location
Ace Construction Enterprises (Leicester) Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides structural and architectural steelwork services including design, fabrication and installation of mezzanine floors, plant support steelwork, walkways, platforms and balustrades. Also…
Serves B2B construction sector clients, including main contractors, developers and commercial property operators requiring structural steelwork and architectural metalwork for building projects.
Financial Health
StableStable · 0% CAGR over 3y
Location
Manufactures aluminium casting components using sand casting and gravity die casting processes. Provides pattern making, core making, machining, heat treatment, finishing, and testing to supply raw…
Serves Tier 1 suppliers and OEMs in the UK and internationally, particularly buyers in light construction vehicles, high-horsepower engines, medical equipment, energy, defence and engineering sectors.
Location
D & A Sheet Metal Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides custom sheet metal fabrication and manufactures and installs ductwork ventilation systems for commercial buildings. Services include attenuation units, fire-rated ducting, kitchen extraction…
Serves UK-wide commercial and public-sector construction projects, including retail sites, prisons, airports, hospitals and major office developments, typically working with contractors and project…
Financial Health
HealthyHealthy · -3% CAGR over 2y
Location
Springfield Pressings Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsManufactures precision metal pressings and sheet metal components. Provides press toolmaking, CAD design, metal fabrication, finishing and assembly services, producing prototypes through high‑volume…
Serves B2B clients in engineering-led sectors, including aerospace, marine, medical and architectural firms, from prototype buyers to organisations needing low- or high-volume metal components.
Financial Health
StableStable · -2% CAGR over 3y
Location
A.J. Specialist Welding Services Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides specialist welding, metal fabrication and repair services for industrial and material handling equipment. Manufactures abrasion‑resistant wear plates and components, and offers plasma…
Serves B2B customers in material handling, construction and plant machinery sectors, including operators needing industrial equipment parts and vehicle support across the UK, Europe and worldwide.
Financial Health
StrongStrong · -4% CAGR over 2y
Location
W & W ENGINEERS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides metal fabrication and welding services, manufacturing components and structures in mild steel, aluminium and stainless steel. Produces items such as access platforms, vehicle access platform…
Serves businesses in industrial, construction and equipment manufacturing sectors needing one-off prototypes or batch-produced metal components, including access platform, racking and circulation…
Financial Health
StableStable · -68% CAGR over 4y
Location
MEJ Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs ventilation ductwork and bespoke steel fabrications for commercial and industrial systems. Provides sheet metal fabrication, laser cutting, and production of…
Sells to businesses needing commercial and industrial ventilation ductwork and bespoke steel fabrications, including buyers requiring sheet metal work, laser cutting and metal ducting manufacture,…
Financial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
Tooling Units (Holdings) Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides precision engineering and CNC machining services, including CNC milling and turning, wire EDM, grinding, and heat and surface treatments. Manufactures precision components and tensile…
Sells to B2B customers needing precision-machined components, including manufacturers and engineering buyers in aerospace, medical, marine, pharmaceutical, vehicle, transport, machinery, defence and…
Financial Health
StrongStrong
Location
Andover Fabrications Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures bespoke sheet metal products and assemblies, offering CNC laser cutting, punching, folding, welding and CAD design. Produces curtain walling, cladding, windows, doors and metal…
Serves B2B customers in construction, automotive, agriculture, electrical and healthcare, including contractors, glazing firms, manufacturers and machinery distributors with made-to-order fabrication…
Financial Health
HealthyHealthy · -3% CAGR over 4y
Location
Kaby Engineers Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides subcontract precision engineering, manufacturing machined and fabricated metal components for industrial customers. Offers CNC machining, pivot pin production, small-batch and high‑volume…
Serves B2B engineering and manufacturing customers worldwide, including OEMs and project teams needing subcontract support for small-batch, large-volume, bespoke or turnkey component programmes.
Financial Health
StableStable · -16% CAGR over 2y
Location
DG SPRINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures made-to-order coil springs, wire forms, pressings and sheet metal components. Provides CNC wire forming, laser cutting and sheet metal fabrication, producing parts such as compression…
Serves B2B industrial customers across the UK and internationally, particularly automotive, military, medical and point-of-sale businesses requiring made-to-order metal components.
Financial Health
WeakWeak · -3% CAGR over 4y
Location
D & H ENGINEERING LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides precision metal machining using CNC turning and milling, producing components for automotive, hydraulics, rail and machinery sectors. Also develops automated manufacturing processes and…
Serves B2B industrial clients worldwide, particularly manufacturers and supply-chain teams in automotive, machinery, hydraulics, off-road equipment and rail sectors needing precision metal components.
Financial Health
StrongStrong · Profitable, Growing · 5% CAGR over 2y
Location
DESIGNER METALS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and fabricates bespoke point‑of‑sale displays and retail fixtures using sheet metal. Produces shopfront elements, freestanding and countertop display units, and other custom metal POS…
Serves retailers, retail brands and agencies needing bespoke point-of-sale displays, shopfront metalwork, and freestanding or countertop units, plus industrial clients requiring custom sheet-metal…
Financial Health
StableStable · 0% CAGR over 2y
Location
C.N.C. PUNCHING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides sheet metal fabrication services including CNC folding and forming, laser cutting, welding, painting and powder coating. Manufactures components such as ducting, canopies, gates, electrical…
Serves large and small UK businesses needing sheet metal parts, including ducting, canopy and stainless steel kitchen suppliers, electrical casing manufacturers, and retail premises fit-out companies.
Financial Health
StableStable · -70% CAGR over 4y
Location
METALTEK ENGINEERING SOLUTIONS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides CNC machining and turning services, producing complex components from aluminium, stainless steel, brass and plastics. Acts as a subcontract engineering manufacturer for sectors including…
Serves B2B customers across food production, healthcare and automation, plus other engineering companies seeking subcontract manufacturing support for machined components.
Financial Health
StableStable · 0% CAGR over 4y
Location
DALTA MANUFACTURING (LEICESTER) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -68% CAGR over 4y
Location
CNC LEICESTER LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides CNC machining and subcontract manufacturing services including CNC turning, 3–5 axis milling, wire and spark EDM, centreless grinding, and laser marking to produce precision components,…
Serves B2B customers in aerospace, petrochemical, motorsport, medical, marine and rail sectors, including firms needing machined components, fasteners, fittings, prototypes and short-turnaround…
Financial Health
StableStable · -2% CAGR over 4y
Location
GE DETAILING LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDesigns, fabricates and installs architectural metalwork and secondary steelwork. Provides 3D design and draughting, custom steel and aluminium fabrication, and on‑site installation for construction…
Serves construction contractors, developers, architects and residential project clients requiring architectural metalwork and secondary steelwork for commercial, industrial and smaller residential…
Financial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
ALPHA AIR FABRICATIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFabricates sheet metal ventilation ductwork and metal ducting systems to client specifications. Produces custom ductwork components for ventilation and fume extraction installations in commercial…
Serves B2B clients including HVAC contractors, building services firms, construction companies and industrial sites requiring made-to-specification ventilation, ductwork and fume extraction…
Financial Health
StrongStrong · Hiring · 29% CAGR over 2y
Location
Cnc Precision Engineering Ltd
Trajectory
1y · 2025–NowProvides CNC precision machining services including turning, milling, lathe machining and CNC programming. Manufactures custom metal components and parts from CAD designs for industrial sectors such…
Serves UK businesses of all sizes in industrial and manufacturing sectors, including automotive, aerospace and electronics firms needing precision-engineered components and custom machining support.
Financial Health
Insufficient historyInsufficient history
Location
Heer Platers Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
RSJ ENGINEERING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
SPL BLACKING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides metal finishing services for engineering components, including anodising, chemical blacking, and phosphating. Processes metal parts to enhance corrosion resistance, surface durability, and…
Serves B2B customers in the engineering trade, including companies of all sizes across the UK that require metal finishing suppliers for production or specialist component work.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
A FORM TOOLING LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides precision engineering and CNC machining services including CNC milling (2D/3D and 4th axis), wire and spark erosion, toolmaking, and bespoke component manufacture. Also offers design,…
Serves B2B customers in aerospace, motorsport, medical, oil and gas, and leisure sectors, from firms needing one-off prototypes to those requiring batch production of precision engineered components.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
N.P.D.D. Engineering Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides subcontract CNC machining services, producing precision components from ferrous and non‑ferrous steels and plastics. Uses 5‑axis machining and CAD/CAM to supply prototype and batch parts for…
Serves large and small manufacturers in the gas and oil, food, pharmaceutical and medical sectors, plus other industrial customers requiring subcontract engineering support.
Financial Health
StableStable · 0% CAGR over 4y
Location
Shaw & Goodwin Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides subcontract precision grinding services for engineered components, using CNC and manual machines for external, internal, centreless, surface and form grinding, as well as honing, serving…
Serves B2B manufacturers and engineering firms needing precision-ground components, including power generation, aerospace, automotive, medical, oil and gas, and machine tool manufacturers across the…
Financial Health
StableStable · -3% CAGR over 5y
Location
Hodit Engineering Limited
Trajectory
3y · 2023–NowFinancial Health
Insufficient historyInsufficient history
Location
Arcradar Inspection And Fabrication Services Limited
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
Aaron Precision Turned Parts Limited
Trajectory
3y · 2023–NowFinancial Health
Insufficient historyInsufficient history
Location
Artos Tooling Engineers Limited
Trajectory
3y · 2023–NowFinancial Health
Insufficient historyInsufficient history
Location
TECHNO FABRICATION DESIGNS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -62% CAGR over 4y
Location
HYSPEC COATINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides coating application, refurbishment and repair services for metal components used in industrial gas turbines and oil and gas equipment. Applies erosion‑resistant, anti‑corrosion and dry‑film…
Serves B2B customers in the industrial gas turbine and oil and gas sectors, including international repair and overhaul facilities, gas turbine component manufacturers, and UK commercial…
Financial Health
HealthyHealthy · -68% CAGR over 4y
Location
CAMLOC HOLDINGS LIMITED
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures industrial gas springs, gas struts and hydraulic dampers, including fixed‑force, adjustable and locking variants. Produces mounting hardware and accessories and provides…
Sells to businesses needing motion control components, including OEMs, engineers and buyers in aerospace, energy and renewables, industrial automation and machinery, medical, military, rail, signage,…
Financial Health
DistressedDistressed · -17% CAGR over 5y
Location
PREMIER FRAMES (LEICESTER) LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFabricates and supplies Ultraframe conservatory and extension roof systems for trade installers, including tiled and glass roofs, roof lanterns, skylights, and aluminium doors and windows. Provides…
Serves UK trade installers, glazing firms and conservatory/orangery companies needing supplier support for residential extension, roof, lantern, door and window projects.
Financial Health
StableStable · Hiring · 28% CAGR over 3y
Location
Uptonsteel
Trajectory
2y · 2024–NowSupplies and processes strip mill steel products including cold rolled, hot rolled, galvanised, electro‑zinc coated and aluminised steel. Provides steel decoiling and recoiling services and…
Serves UK manufacturers, fabricators and industrial buyers that use strip mill steel products, including firms needing short-lead-time supply and processing support.
Financial Health
Insufficient historyInsufficient history
Location
Carlton Laser Services
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides subcontract sheet metal manufacturing services including laser cutting, CNC punching, folding, welding, precision fabrication and assembly. Also offers polishing and finishing, CAD…
Serves B2B manufacturers, engineering firms and production plants requiring subcontract sheet metal parts, fabrications and assemblies, including customers with Kanban supply needs.
Financial Health
WeakWeak · -5% CAGR over 3y
Location
MQM Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides structural steel fabrication, modular and custom steel assembly, and steel erection for construction and industrial projects. Manufactures tanks and pressure vessels, fabricates bridge…
Serves B2B and public-sector buyers in construction, heavy industry, infrastructure and utilities, including general contractors, plant operators and bridge/project owners.
Financial Health
HealthyHealthy · -2% CAGR over 2y
Location
S P (Leicester) Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides sheet metal fabrication services, producing steel components and assemblies from prototypes to production runs. Uses laser cutting, press brake forming and in‑house powder coating to…
Serves B2B engineering, manufacturing and industrial clients needing one-off steel fabrications, prototypes or production runs, primarily around Leicestershire.
Financial Health
StableStable · 2% CAGR over 3y
Location
Kr Ducting And Fabrication Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsManufactures ductwork and custom metal fabrications for the heating, ventilation and air conditioning industry. Works with mild steel, aluminium, stainless and galvanised steel, offering services…
Serves B2B customers in the heating, ventilation and air conditioning sector, plus other industries requiring bespoke metal fabrication, with emphasis on Leicester, the East Midlands and customers…
Financial Health
WeakWeak · Hiring · 8% CAGR over 3y
Location
Planet Drive Company Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides precision engineering and CNC machining services, manufacturing metal components from ferrous and non‑ferrous materials. Undertakes prototype, small and large batch production and general…
Serves commercial and industrial customers needing prototype to large-batch metal components across Leicester, Melton Mowbray, Loughborough, Derby, Birmingham, Peterborough and Nottingham.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
CR Steel Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides structural steel supply and metal fabrication services, including design, CAD, coded welding and fabrication of steel frames, stairs, fire escapes and custom metalwork. Also sells structural…
Serves domestic, commercial and industrial construction customers, including buyers for steel frames, architectural metalwork, stairs, fire escapes and online structural steel orders.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 4y
Location
Uptonsteel
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsSupplies and processes strip mill steel products including cold rolled, hot rolled, galvanised, electro‑zinc coated and aluminised steel. Provides steel decoiling and recoiling services and…
Serves UK B2B customers in manufacturing, engineering and industrial supply chains that buy strip mill steel products and require reliable next-day supply.
Financial Health
StableStable · 0% CAGR over 1y
Location
Central Precision Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures precision sheet metal components and fabricated assemblies. Uses CAD/CAM and CNC machinery for laser cutting, pressing, milling, drilling, and TIG/MIG and spot welding of…
Serves B2B customers in automotive, agricultural machinery and industrial equipment manufacturing, including OEMs and classic car specialists needing precision sheet metal components and assemblies.
Financial Health
StableStable · -12% CAGR over 4y
Location
Carlton Laser Services
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides subcontract sheet metal manufacturing services including laser cutting, CNC punching, folding, robotic folding, welding and precision fabrication. Also offers assembly, polishing and…
Serves B2B engineering and manufacturing customers needing subcontract sheet-metal components and fabrications, including plants using Kanban stock systems and organisations requiring parts from CAD…
Financial Health
StrongStrong · Hiring · 26% CAGR over 3y
Location
Astley Fab Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides design, fabrication and erection services for engineering and construction projects. Manufactures structural steelwork and metal components in mild steel, stainless steel and aluminium,…
Serves UK construction and engineering businesses, including contractors and developers working on residential complexes, student accommodation, curtain wall systems, structural steelwork, process…
Financial Health
DistressedDistressed · -16% CAGR over 2y
Location
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How Leicester Metals companies work and how to sell to them
What they do
Leicester metals firms usually earn through a mix of raw-material margin, processing fees and labour charged into physical products. A stockholder may sell cut-to-size steel, aluminium or other metals, while a fabricator or machinist will quote for drawings, tolerances, welding, finishing, site delivery or installation. Pricing tends to follow weight, length, component, batch or project package, with repeat customers using call-off orders and one-off buyers paying against quotation. Services revenue can sit around the product: inspection, certification packs, remedial work, maintenance and subcontract finishing where the customer lacks local capacity.
Who they sell to
Customers are usually industrial operators, construction contractors, engineering subcontractors, maintenance teams and public-sector delivery chains buying through larger contractors. The practical buyer is often an operations director, production manager, commercial manager, quantity surveyor, procurement lead or site engineer rather than a centralised software-style budget holder. Established accounts may reorder by phone, email or customer portal; new supplier relationships tend to involve drawings, samples, credit checks, insurance evidence and quality paperwork before regular spend begins. Larger project work is more likely to arrive through tender packs, framework quotations or contractor procurement systems than through a self-serve channel.
What they buy
Most metals firms tend to spend first on inputs and capacity: metal stock, cutting tools, consumables, machinery servicing, transport, forklifts, electricity, waste handling and protective equipment. The software estate is often practical rather than sprawling, centred on estimating, ERP or MRP, inventory control, production scheduling, CAD file handling, quality management, accounts, payroll and CRM. Sellers also find demand for quality-management certification support, health and safety advice, environmental permitting, credit control, insurance, equipment finance, recruitment and training. Recruitment angles are most relevant where firms need welders, machinists, press-brake operators, estimators, quality staff or drivers.
Why and how to sell to them
Commercial pressure usually comes from material price swings, slow quoting, rework, machine downtime, scrap, energy costs and customers asking for tighter evidence of traceability. Metals buyers tend to evaluate vendors when a tender win stretches capacity, a new machine changes workflow, a senior operations or finance hire starts tightening controls, or a firm moves beyond £5M revenue and needs less manual administration. Outbound works better when it is grounded in production risk: fewer missed delivery windows, cleaner certificates, faster quote turnaround, lower waste, improved cash collection or easier audit preparation.
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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