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TIC Companies in Swansea: 54 Active Firms (2026)
TIC companies in Swansea test, inspect and certify products, systems and sites for conformity, serving South Wales industry and trade.
Procurement for Swansea TIC work tends to sit with quality, HSE, engineering and project teams rather than a single central buyer. Construction and infrastructure clients usually buy site inspection, materials testing and documented sign-off; industrial, marine and environmental customers look for calibration, sampling, asset checks and audit-ready evidence. Engagements are usually regional and specialist: repeat call-off work, scheduled inspections, project packages, and accreditation-dependent assessments where procedure, traceability and technical competence matter as much as price. The buyer base appears mostly B2B, with public-sector exposure likely where infrastructure, estates or local authority compliance work is involved.
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Swansea has 54 actively trading TIC companies, a compact local cohort rather than a broad national cluster. Reported employment totals 368 people, suggesting the headcount footprint is modest and practical rather than corporate-scale. The shape is consistent with accreditation-led local providers serving South Wales industrial estates, construction projects, port-adjacent work and facilities maintenance, where buyers need inspection evidence close to the site and repeat technical availability.
Conformity assessment gives the local market a fairly formal operating grammar. UK accreditation policy treats accreditation as the mechanism for establishing competence, with accreditation for UK-operating organisations routed through the appointed national accreditation body. For product work, UKCA and CE marking regimes decide when testing, certification or approved-body involvement is required, while OPSS appointment routes govern bodies seeking recognition for Great Britain or Northern Ireland. That matters commercially: buyers are not just purchasing a site visit or lab result, but evidence that the assessor’s own competence can withstand audit.
Future demand appears tied more to maintenance, assurance and compliance cycles than to discretionary expansion, so the cohort is likely to remain service-led and specialist. Scale-up scarcity may persist because accreditation, skilled technicians and local client relationships create gradual capacity growth rather than software-style expansion. Consolidation is plausible where retiring owner-managers or larger regional networks seek accredited capability, but many Swansea providers will probably continue to compete on proximity, technical scope and audit familiarity. Regulatory pressure tends to favour firms with documented procedures and recognised competence, while newer entrants face a slower path to buyer trust.
54
Active firms
2026
1
Above £5M
turnover threshold
7
Incorporated since 2022
newer Swansea firms
Key facts
About 1% of the trading cohort reports turnover above £5M (1 of 54 firms) — the rest sits below that revenue band.
12% of the cohort was incorporated since 2022 (7 firms), so a sizeable share is in its first few filing cycles.
UKAS is the sole UK National Accreditation Body under the Accreditation Regulations 2009, with gov.uk describing third-party accreditation as “checking the checkers”.
UKCA and CE regimes cover more than 20 product types, with sector-specific rules deciding where third-party assessment and marking are required.
UK conformity assessment bodies seeking appointment as Approved Bodies for Great Britain or UK Notified Bodies for Northern Ireland are appointed by the Secretary of State and listed on the UK Market Conformity Assessment Bodies database.
One 2025 estimate values the UK TIC market at USD 15.75 billion, with a forecast of USD 18.72 billion by 2030 at a 3.51% CAGR.
UKAS participation in European and global accreditation groups helps accredited services gain international recognition and reduces the need for repeated assessments.
Top Swansea TIC companies
M.M.P MARINE & INSPECTION LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides underwater and remote inspection services for the water industry, including ROV pipeline and tunnel surveys, commercial diving, confined space inspections, maintenance, cutting, welding,…
Serves UK water companies, utility operators and infrastructure teams responsible for assets such as sewage treatment works, service reservoirs, pipelines, tunnels and subterranean chambers.
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
C. & P. ENGINEERING SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical, control and instrumentation (EC&I) engineering services, including system design, hazardous area E&I design, equipment inspection and installation, electrical testing, instrument…
Serves B2B industrial operators with hazardous and non-hazardous sites, targeting engineering, operations, maintenance and compliance teams that require EC&I support and related technical training.
Financial Health
StrongStrong · Growing, Hiring · 13% CAGR over 4y
Location
Total Building Control Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides building control inspection and regulatory compliance services for construction projects. Reviews plans, conducts site inspections, and offers pre‑application advice for domestic,…
Serves a mix of homeowners, self-builders, property developers, builders/agents and commercial or public-sector property owners involved in domestic, residential, commercial and assembly projects.
Financial Health
StableStable · Hiring · 8% CAGR over 4y
Location
SWANSEA TRIBOLOGY SERVICES LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides laboratory testing and analysis of insulating transformer oils, lubricating and hydraulic oils, fuels, greases and coolants. Offers filter and wear debris analysis, failure investigation,…
Sells to B2B and industrial customers needing oil analysis and condition monitoring, including power stations, utilities, heavy industry, wind power, oil and gas, mining, marine, transport,…
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 2y
Location
MELIN ENERGY CONSULTANTS LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides building energy and sustainability consultancy for residential and commercial developments, including SAP and SBEM calculations, EPCs, BREEAM pre‑assessments, overheating and daylight…
Serves developers, architects, contractors and property owners on residential and commercial new-build, refurbishment, extension and change-of-use projects across the UK.
Financial Health
WeakWeak · Hiring · 6% CAGR over 3y
Location
SOUTH WALES INDUSTRIAL VALVES SERVICES LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides overhaul, repair, testing and maintenance services for industrial valves, including safety relief, control and block valves. Also supplies new and replacement valves, on-site servicing,…
Serves B2B customers across UK industrial sectors that use fluid flow systems, including plant operators, engineering and maintenance teams, and asset managers responsible for valve assets.
Financial Health
StableStable · -68% 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
Green Hat Consulting Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides health and safety consultancy for construction projects, including CDM and principal designer services, site inspections, risk assessments and method statements, accident investigations, and…
Serves B2B clients in construction and related industries, including contractors, project teams and employers needing health and safety compliance support across Wales, the Southwest and UK…
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
HUGHES INSPECTION COMPANY LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Cast Iron Property Solutions Ltd
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Epc Swansea And West Limited
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
BROOKSIDE ENERGY CONSULTING LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 5y
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
MIRUS ENERGY (CYMRU) LTD (FORMERLY ASHLEY JAMES (SOUTH) LTD)
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides electrical installation and compliance services including fixed wire testing (EICR), solar PV installation, domestic ventilation systems, environmental monitoring, fire and carbon monoxide…
Serves social housing providers, residential new-build developers, commercial fit-out contractors, government bodies and MoD clients needing electrical compliance and installation support across the…
Financial Health
HealthyHealthy · -33% CAGR over 1y
Location
SDL Inspection Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Tmk Blade Runner Services Ltd
Trajectory
3y · 2024–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed · 0% CAGR over 1y
Location
Wattech Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 26% CAGR over 4y
Location
PHOENIX ENVIRONMENTAL SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides environmental consulting services for land development projects, including environmental impact assessments, watercourse and stream assessments, erosion and sediment control monitoring, site…
Serves land developers and urban development project teams, including engineers, architects, surveyors and consultants, that need environmental input and regulatory approvals for development projects.
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
M4 Lifting Services Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides inspection, testing and certification of lifting equipment to meet LOLER regulations. Supplies, installs, repairs and maintains lifting gear such as cranes, beams and lifting points, and…
Serves B2B customers in manufacturing, engineering, construction and marine sectors, particularly organisations in Swansea and South Wales that operate lifting equipment and need compliant…
Financial Health
StrongStrong · Growing, Hiring · 37% CAGR over 4y
Location
Anchem Laboratories Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides accredited laboratory testing and environmental consultancy services, including asbestos testing and inspection, stack emissions monitoring, occupational hygiene and workplace exposure…
Serves public and private sector organisations, especially industrial and commercial duty holders needing environmental compliance, asbestos management, emissions monitoring and occupational hygiene…
Financial Health
WeakWeak
Location
R-TECH MATERIALS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides laboratory and on-site materials testing, metallurgical analysis and consultancy for industrial sectors. Services include composites and metals testing, failure investigation, plant…
Serves B2B industrial customers in automotive, aerospace, metals manufacturing, power generation, marine, petrochemical, oil and gas, and construction, including manufacturers and plant asset…
Financial Health
DistressedDistressed · -11% CAGR over 2y
Location
SPECTRA ASSET INTEGRITY MANAGEMENT LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides industrial inspection and asset integrity services including UAV inspections, aerial imaging, 3D laser scanning, photogrammetry mapping, rope access inspection and maintenance, and…
Serves B2B industrial asset owners, operators and engineering teams needing inspection and asset integrity support across industrial sites and hard-to-access environments.
Financial Health
DistressedDistressed · 0% CAGR over 2y
Location
Decus Research Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides laboratory testing and scientific consultancy focused on water quality and environmental monitoring. Conducts microbiological and chemical analysis of potable water, effluent, and…
Serves B2B and public-sector clients, including local authorities, landfill and quarry operators, industrial sites, developers, water bottling plants, effluent treatment operators, and pool/spa…
Financial Health
HealthyHealthy · Hiring · 26% CAGR over 3y
Location
Leftfield Environmental Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides asbestos surveying, bulk sample analysis and air monitoring services. Offers asbestos management consultancy, regulatory compliance support, and health and safety training, including IOSH,…
Serves public, private and third-sector organisations across the UK and Channel Islands, including healthcare providers, local authorities, landlords, construction firms, manufacturers, offices,…
Financial Health
DistressedDistressed · 4% CAGR over 2y
Location
E S P Environmental Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides environmental and occupational hygiene monitoring and consultancy, including asbestos and noise surveys, hand‑arm vibration monitoring, LEV testing, air quality monitoring, COSHH and…
Serves large companies and industrial clients, as well as private individuals with small-scale environmental or occupational hygiene requirements across the UK and Ireland.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
Disys Technologies Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures fire and smoke damper control and monitoring systems for building ventilation and safety. Produces control panels and interface devices, and provides commissioning, inspection,…
Serves building services engineers, facilities managers and contractors responsible for fire and smoke safety systems in commercial, healthcare, public-sector and large venue buildings.
Financial Health
HealthyHealthy · -2% CAGR over 5y
Location
SOUND CONSULTING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -16% CAGR over 4y
Location
Fire Investigation Risk Evaluation Consultancy Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides fire engineering consultancy including fire investigations, fire safety audits, external wall EWS1/PAS 9980 surveys, risk evaluation, fire safety management advice, due diligence reviews,…
Serves organisations needing fire safety and investigation expertise, including highly regulated industries, property owners or managers requiring EWS1/PAS 9980 assessments, and legal or insurance…
Financial Health
StrongStrong · Growing, Hiring · 73% CAGR over 4y
Location
SWS CERTIFICATION SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides aviation engineering and certification services for aircraft interior systems. Supports design, testing and manufacturing and prepares technical documentation to obtain airworthiness…
Serves B2B aviation customers worldwide, including aircraft interior companies, fixed-wing and rotorcraft operators, VIP and utility operators, integrators, and OEMs needing airworthiness approval…
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
INGRAM TRIBOLOGY LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides tribology testing, analysis and research services to study friction, wear, fatigue and lubrication between materials. Develops bespoke test methods, evaluates lubricants and components, and…
Serves lubricant formulators and engineering/R&D teams in sectors such as wind energy, automotive engine oils, motorsport, EVs and food production, particularly organisations addressing wear,…
Financial Health
StrongStrong · Hiring · 5% CAGR over 4y
Location
Farmtec Assets Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures and supplies moisture meters and hectolitre weight measurement equipment for analysing grain, feed and agricultural products. Also provides servicing, maintenance and calibration of…
Sells to B2B customers in the farming and food industries, including farms, weighbridges, laboratories, and organisations handling feed, grain, and other agricultural or food products.
Financial Health
StrongStrong · Growing, Hiring · 9% CAGR over 4y
Location
GEOTECHNOLOGY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides geotechnical and environmental consultancy services including ground investigation, geophysical and microgravity surveys, waste and environmental assessments, and monitoring. Advises…
Serves B2B and public sector clients, including governmental organisations, consulting engineers, industrial corporations and commercial developers, across geotechnical and environmental project…
Financial Health
HealthyHealthy · -67% CAGR over 4y
Location
RHN Consultancy Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides consultancy and compliance services for road transport operators, including tachograph analysis, vehicle inspection and workshop audits, operator licence compliance audits, health and safety…
Serves B2B road transport operators, including freight and passenger transport businesses, transport managers, fleet managers, compliance teams, and operators facing licensing or public inquiry…
Financial Health
StrongStrong · Hiring · 44% CAGR over 3y
Location
R-TECH HOLDINGS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
Cemeg Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides consultancy and technical support to oil refineries on diesel fuel additive use and blend optimisation. Offers analysis and measurement of cold flow properties, cetane number and lubricity,…
Serves petroleum refiners and refining groups across Europe, especially refinery management teams responsible for diesel fuel blending, additive use, and meeting CFPP, cetane and HFRR specifications.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
Cwmtawe MOT Centre Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak · -29% CAGR over 1y
Location
RG INSPECTION SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
McDyer Control Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Solar Wheel Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides renewable energy resource monitoring services, including installation and maintenance of meteorological masts, SODAR and LiDAR systems. Supplies solar and wind measurement equipment, data…
Serves B2B renewable energy customers, including wind and solar project developers, asset owners, operators and engineering consultants needing resource measurement data for onshore and offshore…
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
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How Swansea TIC companies work and how to sell to them
What they do
Swansea TIC providers earn revenue by selling technical assurance rather than a physical product. Work is usually priced per site visit, sample, asset, calibration certificate, inspection day or project package, with repeat revenue coming from scheduled compliance cycles and call-off arrangements. The deliverable is a technician’s judgement captured in test results, inspection reports, certificates, photographs, method statements and audit trails. Some firms add consultancy around corrective actions or conformity routes, but most income still depends on accredited scope, competent staff, equipment availability and the ability to turn evidence around before a project, shipment or asset maintenance window slips.
Who they sell to
Typical buyers are B2B operators that carry operational or regulatory risk: construction contractors, civil engineering teams, manufacturers, utilities contractors, port-adjacent businesses, facilities managers and environmental consultants. The named sponsor is often a quality manager, HSE lead, project manager, engineering manager or operations director, with procurement involved where work sits inside a framework or public-sector tender. Smaller jobs may be booked directly after a quote and scope check; framework, infrastructure and asset-owner work tends to involve supplier approval, insurance checks, accreditation evidence and several internal sign-offs before the first purchase order.
What they buy
Most TIC firms tend to spend on the tools that protect traceability and technician utilisation: field-service scheduling, job costing, CRM, quotation, billing, document control, quality management, laboratory workflow, equipment calibration tracking and secure report storage. Outside software, common supplier categories include specialist instruments, sample containers, PPE, vehicle leasing, professional indemnity cover, accreditation support, technical training, accounting, employment law and recruitment for inspectors, engineers and laboratory staff. Sellers should expect buying committees to scrutinise audit trails, permissions, retention periods, evidence handling and whether a system fits existing inspection or laboratory procedures.
Why and how to sell to them
Swansea TIC buyers tend to evaluate suppliers when administrative load starts to slow report turnaround, when a new accreditation scope is planned, when a framework tender asks for tighter evidence, or when technician headcount grows beyond informal scheduling. Only one local provider has passed £5M turnover, so many sales conversations are likely to be owner-managed, pragmatic and cost-sensitive. Useful outbound angles are usually operational rather than aspirational: fewer rework loops, clearer chain of custody, faster certificate issue, better utilisation of field staff, easier preparation for external assessment, and less time spent reconciling jobs, reports and invoices.
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
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