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B2B Companies in Swansea: 580 Active Firms (2026)
B2B companies in Swansea sell products and services to other organisations across the city's manufacturing, professional and digital economy.
Buying centres in Swansea tend to sit in operations, finance, IT, facilities and commercial teams rather than consumer marketing. The local cohort spans manufacturing supply, outsourced professional services, telecoms, logistics, financial services support and data-processing work, so engagements range from repeat trade accounts and framework-style service contracts to implementation-heavy platform or managed-service relationships. Buyers are usually owner-managed firms, mid-market Welsh employers, public-sector-adjacent organisations and UK-wide enterprises with regional sites. Sales cycles appear relationship-led: compliance, service continuity, sector accreditation and account management often matter as much as unit price, especially where suppliers handle customer, employee or business-contact information.
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Swansea has 580 actively trading business-to-business companies in this list, making it a relatively contained local market rather than a broad regional cluster. Scale is uneven: 91 companies have turnover above £5M, while 35 were incorporated since 2022, so the cohort is weighted more toward established suppliers than fresh formations. Reported employment across the headcount-publishing group totals 4,097 people, giving the city a visible business-services and supply-chain workforce even before owner-managed micro-businesses are considered. The shape fits a city economy where manufacturing support, professional advice, telecoms and back-office services sit alongside smaller digital and specialist consultancies.
Business-to-business activity in Swansea falls through several rulebooks rather than a single licence regime. Financial services, telecoms, data-processing and professional-services operators face activity-specific duties, while firms using outbound sales need to treat marketing rules as part of normal compliance. ICO guidance under PECR says the electronic-mail consent rule does not apply to corporate subscribers, but senders must identify themselves and offer a valid opt-out route. UK GDPR still applies when business-contact personal data is processed. Live marketing calls need screening against CTPS and TPS, and organisations must not call businesses that have already objected.
Swansea’s business-to-business market appears likely to remain broad rather than concentrated in a narrow vertical. Established suppliers with recurring trade accounts tend to have the clearest resilience, particularly where they are embedded in facilities, technical support, regulated services or manufacturing supply chains. Newer entrants are more likely to concentrate on specialist consultancy, software-enabled services and outsourced back-office work, where the route to scale depends on repeatable delivery rather than a large local buyer pool. Consolidation may come from regional acquirers looking for customer relationships and service capacity. Compliance around contact data and sales outreach is also likely to keep favouring firms with disciplined account-management processes.
580
Active firms
2026
91
Over £5M turnover
Swansea B2B firms
35
Incorporated since 2022
newer local firms
Key facts
About 15% of the trading cohort reports turnover above £5M (91 of 580 firms) — the rest sits below that revenue band.
6% of the cohort was incorporated since 2022 (35 firms), so a sizeable share is in its first few filing cycles.
B2B is not a single licensed industry in the UK; regulation depends on the underlying activity, such as financial services, telecoms, data processing or professional services.
B2B emails or texts to corporate bodies do not need PECR consent, but senders must identify themselves, provide a valid opt-out address and still meet UK GDPR where personal data is processed.
Live B2B marketing calls must be screened against CTPS and TPS, and businesses that have objected must not be called.
ONS reported 2.73 million VAT and/or PAYE businesses as of March 2025, up 0.4% from March 2024.
SMEs accounted for 99.8% of the private-sector business population at the start of 2024.
Top Swansea B2B companies
Zeta Alarms Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures fire alarm and detection systems, including addressable control panels, detectors and call points. Also produces gas detection equipment, carbon monoxide monitors, voice…
Serves B2B fire and life-safety distributors, electrical contractors, installers and system integrators, as well as facilities managers and project teams in commercial, industrial and domestic…
Financial Health
StableStable · Profitable · -1% CAGR over 4y
Location
SA1 SOLUTIONS LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides managed IT support and infrastructure services for businesses, including cybersecurity, Microsoft 365 and cloud solutions, data backup, networking, servers, broadband, and business…
Serves UK businesses of all sizes and sectors, with emphasis on Swansea, Cardiff and South Wales, including organisations with office-based and remote employees.
Financial Health
WeakWeak · -6% CAGR over 2y
Location
ROCHEFREIGHT UK LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides freight forwarding and logistics services including customs clearance, UK import and export handling, European road freight, air and sea freight (FCL/LCL), warehousing and distribution, and…
Serves business shippers needing freight, customs, warehousing and distribution support, including blue-chip companies. Targets importers and exporters moving goods between Ireland, the UK, Europe…
Financial Health
StableStable · -5% CAGR over 3y
Location
UPLANDS ONETELCO LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides business telecommunications and IT services, including mobile plans, cloud communications, IoT connectivity, internet connectivity, and managed IT support. Partners with major network…
Serves UK businesses seeking mobile, cloud, IoT, connectivity and managed IT support, including organisations needing tailored communication infrastructure and partners requiring cellular IoT…
Financial Health
HealthyHealthy · 4% CAGR over 2y
Location
GAVIN GRIFFITHS RECYCLING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial waste management and recycling services including skip hire, waste collection, soil treatment and landfill diversion. Also supplies aggregates, haulage, contracting, vacuum…
Serves construction sites, commercial and industrial organisations, public-sector bodies, offices and homeowners in Swansea and South Wales needing waste, recycling, haulage or plant-related support.
Financial Health
StrongStrong · Hiring · 22% CAGR over 4y
Location
DIGITROL LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electronic engineering services including bespoke design, testing and manufacturing of electronic systems. Also delivers business IT support such as network design, cybersecurity, VoIP,…
Serves industrial and defence-sector organisations, plus SME businesses in South Wales, including clients around Swansea, Cardiff, Neath, Port Talbot, Llanelli and Carmarthen.
Financial Health
StableStable · -6% CAGR over 5y
Location
HALL BROTHERS DISTRIBUTION LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides palletised freight distribution and road transport services, delivering single pallets and full‑load consignments through a national network. Offers scheduled and on‑demand deliveries,…
Serves B2B customers needing palletised freight and full-load transport, including manufacturers, distributors and brands shipping single pallets, regular consignments or larger loads across Wales…
Financial Health
StrongStrong · Growing, Hiring · 41% CAGR over 4y
Location
VIGOR LOGISTICS LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides road freight transport and contract logistics services, including haulage and lorry loader crane hire. Uses fleet tracking technology to manage deliveries, transport operations, and…
Serves businesses needing outsourced transport logistics and lorry-loader crane support, particularly organisations seeking compliance-led fleet operations and long-term logistics partnerships.
Financial Health
StrongStrong · Hiring · 429% CAGR over 1y
Location
ARBOURNE'S COUNTRY KITCHEN LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProduces chef-prepared starters, desserts, terrines, parfaits and soufflés in a food production facility. Supplies these prepared foods to hospitality and catering customers, offering small batch and…
Serves B2B foodservice customers, especially chefs, restaurants, caterers and hospitality operators needing small-batch or large pallet-order supply across the UK.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
W.G.Davies(Landore) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsSells new and used MAN trucks and vans and provides aftersales services including vehicle servicing, maintenance, MOT testing for light commercial vehicles, and supply of HGV and LCV parts.
Serves businesses and fleet operators in South Wales that run heavy goods vehicles, light commercial vans and MAN trucks, including transport, logistics and hazardous goods operators.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
ADAPT BUSINESS SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial cleaning services for businesses and public organisations, including daily cleaning, caretaking, deep cleaning, carpet and window cleaning, pressure washing, floor scrubbing and…
Serves B2B and public-sector clients across Wales and the M4 corridor, including manufacturers, commercial offices, retail and automotive businesses, education providers, healthcare organisations,…
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
BEARING SUPPLIERS (CLYDACH) LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsSupplies engineering and power transmission components including bearings, belts, chains, couplings, seals, linkages, taper bushes and locking devices for industrial, agricultural and vehicle…
Serves local businesses across East and South Wales, especially industrial, agricultural and vehicular operators needing engineering components, maintenance parts and urgent technical supply support.
Financial Health
HealthyHealthy · 0% CAGR over 3y
Location
Kay Electrical (Swansea) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsSupplies industrial electrical equipment and components to businesses, including cables, cable glands, switches, lighting, plugs and sockets, control gear and circuit protection products. Provides…
Serves industrial businesses, electrical contractors, facilities maintenance teams and trade buyers needing electrical products and technical support, primarily in South Wales, with delivery…
Financial Health
StableStable · 0% CAGR over 4y
Location
Cotton & Sons Cleaning Supplies Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsSupplies commercial cleaning products and equipment including chemicals, paper disposables, mops, dispensers, vacuum cleaners, scrubber dryers and pressure washers. Also provides machine servicing,…
Serves B2B customers in Wales and the UK, including cleaning contractors, facilities teams, hospitality and catering operators, healthcare and patient-care settings, and organisations needing…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
MORGAN LAROCHE LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides legal services to businesses and private clients, including corporate and commercial law, commercial property, construction, employment, insolvency, intellectual property, litigation,…
Serves businesses of all sizes, private clients, local authorities and social housing providers, with sector focus including agriculture, energy, health and social care, manufacturing, property,…
Financial Health
StableStable · -66% CAGR over 4y
Location
Spectrum Glass Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures and supplies architectural and bespoke glass products for commercial and residential projects, including balustrades, insulated and toughened glass units, laminates, partitions,…
Serves architects, commercial developers, glazing and construction contractors, and homeowners needing bespoke project glass across South Wales, Bristol, Cornwall and the wider UK.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
John Weaver (Contractors) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building contracting services including refurbishment, conservation and restoration of historic buildings, new build construction, minor works and bespoke joinery. Delivers projects for…
Serves public-sector and institutional clients, including councils, universities, schools, hospitals, heritage bodies and framework partners, on civic, education, healthcare, conservation,…
Financial Health
StrongStrong · Profitable, Growing · 1% CAGR over 4y
Location
MLJ SYSTEMS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides bespoke software development, web and mobile application development, and IT consultancy. Builds APIs, data warehouses and e‑commerce systems, migrates legacy platforms, supplies dedicated…
Serves businesses needing bespoke software, mobile apps, systems integration, legacy migration, network services or outsourced development teams, including organisations with existing IT systems and…
Financial Health
StableStable · -7% CAGR over 3y
Location
AWE ALUMINIUM LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsManufactures and supplies aluminium windows, doors and roof systems for trade customers. Product range includes casement, tilt and turn, and heritage windows, along with bi‑folding, sliding and…
Sells to trade and commercial buyers needing supply-only aluminium windows, doors and roofs, while also serving homeowners. Targets businesses and organisations in local areas and as far as Cornwall.
Financial Health
HealthyHealthy · -6% CAGR over 2y
Location
ENTERPRISE CLOTHING COMPANY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsSupplies workwear, safety footwear and personal protective equipment, including hi‑visibility clothing, helmets, gloves and eye protection. Provides customisation through in‑house embroidery and…
Serves UK businesses and trade buyers, including corporate, agriculture, hospitality, healthcare, laboratory and industrial sectors, as well as individual retail customers.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Moore Interiors (Wales) Limited
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsProvides commercial construction and refurbishment services, including office and retail fit-outs, shopfitting, warehouse and factory refurbishment, partition systems, flooring and ceilings. Also…
Serves B2B and public sector customers, including businesses, landlords, local authorities and hospitals, with particular focus on commercial premises, offices, retail sites, warehouses and factories…
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 5y
Location
MAYDAY CLEANING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial and industrial cleaning services for businesses and public sector organisations, including routine premises cleaning and maintenance. Also supplies janitorial products and…
Serves businesses, blue-chip companies, government bodies and public sector organisations across South Wales, Bristol, the South West and the Midlands.
Financial Health
DistressedDistressed · -67% CAGR over 5y
Location
EMPYREAN DIGITAL LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides digital transformation consulting, user research, user‑centred design, and digital strategy services. Develops websites and custom digital solutions, and offers ongoing technical support and…
Serves businesses, public-sector and third-sector organisations needing digital change support, with client examples in Welsh sport and operations across Wales and wider UK cities.
Financial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
MRS BUCKET CLEANING SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial cleaning and facilities services for workplaces including offices, schools, healthcare sites, factories and showrooms. Services include routine cleaning, deep cleaning and…
Serves public and private sector organisations across Wales and South West England, including schools, offices, factories, healthcare providers, call centres, showrooms/dealerships and other…
Financial Health
StrongStrong · Growing, Hiring · 13% CAGR over 4y
Location
MORGANSTONE (HOLDINGS) LIMITED
Trajectory
5y · 2021–NowProvides construction and property development services including design, groundworks and land acquisition. Delivers residential and commercial building projects and regeneration schemes for housing…
Serves housing associations, local authorities, public sector bodies and private developers across Wales seeking partners for development schemes.
Financial Health
Insufficient historyInsufficient history
Location
SWANSEA SURVEYS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides construction surveying services including setting‑out for structural and façade works, as‑built surveys, 3D laser scanning, and drafting of architectural and structural drawings to support…
Serves construction firms, facade and curtain walling contractors, developers, project managers and consultants on complex building projects in the UK and internationally.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 2y
Location
Opinion Research Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides socio-economic and public opinion research services, conducting quantitative and qualitative surveys, interviews and questionnaires, and delivering data analysis, consultation management,…
Serves public, voluntary and private sector organisations across the UK, especially teams responsible for policy, service delivery, public consultation, evaluation and planning evidence.
Financial Health
HealthyHealthy · Profitable · -4% CAGR over 4y
Location
Total Site Maintenance Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides contract cleaning and facilities management services including office and window cleaning, car valeting, property maintenance, solar panel cleaning, and supply of cleaning consumables for…
Serves businesses and facilities/site managers in Wales, including organisations needing contract cleaning, vehicle valeting, property maintenance, consumables and solar panel cleaning support.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides accountancy services for businesses, including bookkeeping, tax advice, tax return preparation, payroll administration, and general accounting support. Also offers data processing and…
Serves small, medium and large businesses in Swansea across service, IT contracting, hospitality, retail, manufacturing, wholesale, advertising, construction, aerospace and bakery sectors.
Financial Health
WeakWeak · Hiring · 4% CAGR over 4y
Location
BUTTERFIELD MORGAN LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides chartered accountancy services including audit, tax planning and compliance, business valuations, and succession planning. Works with individuals, sole traders, partnerships, charities,…
Serves individuals, sole traders, partnerships, charities, trusts, local businesses and organisations in the Swansea area, as well as substantial UK-based groups and consortia.
Financial Health
WeakWeak · 2% CAGR over 4y
Location
Itec Digital Training Ltd
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides employer-focused digital and technology training programmes, including apprenticeships in areas such as AI, data and cybersecurity. Delivers coaching, upskilling and reskilling for existing…
Serves Welsh employers seeking apprentices, early talent and workforce development, alongside individual learners and career changers pursuing funded digital, AI, data, tech and cybersecurity…
Financial Health
StrongStrong · Growing, Hiring · 21% CAGR over 3y
Location
Brisco Waste Disposal Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides waste management and disposal services including domestic and commercial skip hire, waste haulage, and operation of a licensed waste transfer station. Specialises in handling construction…
Serves domestic and commercial customers across South Wales, including Swansea, Neath, Llanelli, Ammanford and Port Talbot, with a particular focus on construction and demolition waste customers.
Financial Health
WeakWeak · -6% CAGR over 4y
Location
The Constant Media Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and builds digital products and web platforms for brands and agencies, including rapid MVP development, bespoke websites and applications, marketing automation pipelines, and maintenance or…
Serves B2B clients including ambitious startups, established brands, creative agencies and enterprise teams needing digital delivery, data integration or legacy system support. Also works with public…
Financial Health
HealthyHealthy · Hiring · 15% CAGR over 4y
Location
COOMBS LAND SURVEYS LTD
Trajectory
1y · 2024–NowProvides land surveying services including topographical surveys, underground utility mapping, and CCTV drainage surveys, collecting site data for construction, planning, and infrastructure projects…
Serves developers, contractors, property owners and project teams needing land, utility and drainage survey input for small and large projects across South Wales and beyond.
Financial Health
Insufficient historyInsufficient history
Location
PENGUIN RECRUITMENT LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides recruitment and staffing services for engineering, environmental, planning and built‑environment sectors. Sources and places candidates in permanent and temporary roles, offering job search…
Serves employers and job seekers in specialist built environment and environmental sectors, including engineering, planning, surveying, ecology, acoustics, water, asbestos, architecture,…
Financial Health
StableStable · -5% CAGR over 4y
Location
DEMASKAS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides consultancy, fit testing, training, supply and maintenance services for respiratory protective equipment. Develops respiratory protection programmes, conducts equipment maintenance, and…
Serves UK businesses with employees requiring respiratory protection, targeting health and safety managers and employers responsible for COSHH compliance, fit testing, training, equipment supply and…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
@ WORK WALES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides recruitment and employment agency services, sourcing and placing candidates into permanent and temporary roles. Publishes job vacancies and supports employers with candidate screening and…
Serves employers across Wales and the South West seeking recruitment support, particularly in industrial, warehouse, manufacturing and niche sectors, as well as jobseekers looking for vacancies.
Financial Health
WeakWeak · Hiring · 3% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides plant and tool hire for construction and maintenance projects, offering excavators, dumpers, rollers, loaders, pavers, generators and access equipment, with attachments, road surfacing…
Serves construction and maintenance organisations, including local authorities, road surfacing contractors and house builders, mainly across South Wales and the West Country.
Financial Health
StableStable · Hiring · 9% CAGR over 2y
Location
MARNEON SIGNS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs commercial signage for businesses, including shopfront signs, illuminated and LED displays, vehicle graphics and wraps, window and wall graphics, wayfinding…
Serves businesses of all sizes across Swansea, South Wales and the UK, including retail, hospitality, construction, healthcare, education, public sector, charities, sports and leisure, media, TV and…
Financial Health
HealthyHealthy · -7% CAGR over 4y
Location
Gordon Down & Company Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides accountancy and tax advisory services for businesses, including accounts preparation and reporting, bookkeeping and Making Tax Digital compliance, audits, VAT returns, payroll processing,…
Serves startups and established businesses in South Wales and beyond, including employers needing accounts, bookkeeping, payroll, VAT, audit and business support.
Financial Health
DistressedDistressed · -7% CAGR over 4y
Location
Lionsgate Security and Events Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides security services including retail security guards, night watchmen for warehouses and factories, event stewards, close protection, keyholding and alarm response, private investigation, CCTV…
Serves businesses and event organisers needing security cover, including high street retailers, hotels, caravan parks, warehouses, factories, building sites, sports events, weddings and medical/COVID…
Financial Health
HealthyHealthy · Hiring · 240% CAGR over 4y
Location
Edmunds Webster Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building contracting services and manufactures joinery products for commercial, industrial and public sector construction projects, including structural building work, interior joinery and…
Serves commercial and industrial organisations and public sector bodies seeking construction and joinery contractors.
Financial Health
HealthyHealthy · -4% CAGR over 4y
Location
GUARDIAN PROPERTY SERVICES(GPSUK) LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical installation and maintenance, fire and security systems, networking and telecoms, facilities management, construction and shop fitting. Delivers property maintenance, design,…
Serves domestic, commercial and industrial property owners, landlords and facilities managers across South Wales and the M4 corridor from Carmarthen to Bristol, from single homes to high-rise…
Financial Health
HealthyHealthy · -2% CAGR over 5y
Location
M.A. HARTLEY ROOFING CONTRACTORS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial roofing contracting services including installation and refurbishment of pitched roofs, single‑ply membranes, green roofs, built‑up felt systems and liquid‑applied coatings. Also…
Serves commercial businesses, construction contractors and local authorities across Wales and the M4 corridor, including developers, public-sector property teams and organisations managing commercial…
Financial Health
StableStable · -6% CAGR over 4y
Location
James & Uzzell Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides accountancy, audit and tax services to small and medium-sized businesses, including financial statements, statutory audits, tax planning and returns. Also offers business advisory,…
Serves small and medium-sized businesses, family-run firms and professional practices, with an emphasis on clients across Wales from Aberystwyth to Avon and further afield.
Financial Health
StableStable · 0% CAGR over 4y
Location
Rowecord Total Access Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides scaffolding and access systems for construction and maintenance projects, including temporary roofs, edge protection systems, and shrink wrap encapsulation. Delivers design, installation and…
Serves construction contractors, developers, commercial property owners, industrial clients and public or heritage organisations on small to complex projects across Wales and the South West.
Financial Health
StrongStrong · Growing · 2% CAGR over 3y
Location
CITY HIRE GORSEINON LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides portable toilet hire for events and construction sites, including luxury VIP toilet trailers and accessible units. Also supplies mobile shower units, welfare cabins and storage units, and…
Serves event organisers, wedding venues and couples, festival and sports event operators, construction contractors and site managers across Swansea and South Wales.
Financial Health
StrongStrong · Growing, Hiring · 17% CAGR over 3y
Location
Premier Hire Centres Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides tool and equipment hire for construction, maintenance and DIY projects, including access equipment, breakers and drills, cleaning and floorcare machines, landscaping tools, lighting and…
Serves construction trades, contractors, landscapers, maintenance teams and local DIY/home improvement customers needing tool and equipment hire in the Swansea area.
Financial Health
StableStable · 0% CAGR over 3y
Location
JOHN RICKARD MOTOR FACTORS LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsSupplies aftermarket automotive parts and components through a retail shop and distribution service, selling items such as filters, spark plugs, suspension parts, brakes, and engine components from…
Serves trade customers in the independent automotive aftermarket, such as garages and repairers, as well as local retail consumers needing vehicle parts across South Wales.
Financial Health
WeakWeak · -69% CAGR over 4y
Location
Morgan Hemp & Co Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides accountancy and tax advisory services to businesses and individuals, including bookkeeping, payroll, annual accounts preparation, corporate and personal tax planning, VAT support, audit, and…
Serves UK businesses from start-ups and sole traders to large limited companies, with a focus on legal practices in South Wales, plus individuals needing personal tax support.
Financial Health
StableStable · 1% CAGR over 4y
Location
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How Swansea B2B companies work and how to sell to them
What they do
Swansea B2B suppliers usually make money through account-based sales rather than one-off consumer transactions. Revenue may come from repeat product supply, monthly retainers, managed-service fees, software licences, installation projects, maintenance contracts or transaction-linked charges. Engagements often combine a core service with advisory, integration or account-management work, because many customers are buying continuity as much as capacity. Pricing tends to follow the operational risk involved: standardised supply can be quoted by unit or schedule of rates, while data-processing, telecoms, facilities and professional-services work is more likely to be scoped around service levels, user volumes, sites covered and compliance obligations.
Who they sell to
The customer base is mainly other employers: owner-managed firms, Welsh mid-market groups, public-sector-adjacent buyers and UK enterprises with regional premises. Day-to-day sponsors tend to be operations managers, finance directors, IT leads, facilities heads, commercial directors and procurement teams, with senior sign-off when service failure would interrupt trading or create regulatory exposure. Typical sales motions are direct and relationship-led, supported by referrals, partner introductions, local networks and occasional formal tenders. Smaller purchases can close through repeat account handling, while higher-risk service or platform decisions usually move through discovery, site visits, written proposals, due diligence and negotiated terms.
What they buy
Most firms in this segment tend to spend on the systems and services that keep repeat business controlled: accounting, billing, CRM, contract management, document storage, HR, payroll, service-desk, cyber security, business intelligence and workflow automation. Operators handling business-contact information also need consent management, retention policies, audit trails and staff training around UK GDPR and PECR. Beyond software, likely needs include outsourced finance, legal support, insurance broking, recruitment, fleet, warehousing, telecoms, cloud hosting, IT support, facilities management and marketing operations. The fit is usually clearest where a supplier can reduce manual administration, improve renewal discipline or make service performance easier to evidence.
Why and how to sell to them
Buying intent often appears when a Swansea supplier wins a larger account, enters a framework, adds a new site, changes finance or operations leadership, takes on regulated work, or finds that spreadsheet-led processes no longer support account management. Common pain points are margin leakage on service contracts, late invoicing, fragmented customer records, audit pressure, recruitment gaps and uncertainty over marketing compliance. Outbound messages tend to land better when they refer to the operating model rather than the sector label: trade-account retention, site uptime, evidence for procurement reviews, cleaner handovers between sales and delivery, and fewer exceptions in billing or support.
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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Frequently asked questions
How many B2B companies are there in Swansea?
What counts as a B2B company in this list?
Which are the largest B2B companies in Swansea?
What do B2B companies in Swansea actually do?
How does Swansea B2B compare internationally?
How is this list built and how fresh is the data?
How big are the typical B2B companies in Swansea?
Are these mostly new or established B2B companies?
What SIC codes does this use?
What buying signals should I look for?
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