| Absolute Calibration: Independent laboratory providing calibration and repair of electrical, temperature, humidity, pressure and dimension measuring instruments. |
| ACE PAT Testing: Reading based PAT specialists and microwave testers covering the South of England, testing 230V and 110V appliances. Includes profile, advice for landlords and businesses and pricing estimator. |
| Acertest: PAT specialists based in Manchester. Includes details of services. |
| ADRS Ltd.: Nationwide electrical testing, including PAT and periodic inspection services for landlords. Details of services and training courses. |
| All Test UK: PAT specialists based in Lincolnshire. Also test medical equipment. |
| Allpat Testing: Independent company in Co. Antrim, Northern Ireland, specialising in portable appliance testing. |
| ASTA Certification Services: Offering approval, certification, testing and ISO 9000 / ISO 14000 for the electrical, electronic and allied trades worldwide. |
| Atex Inspections Ltd.: Specialist hazardous area electrical inspection company. Includes profile and details of services. |
| ATP Instruments Ltd: ISO9002 certified enterprise that supplies and calibrates test instruments and scales for the industrial usages. Product details and online ordering available. |
| Automotive Calibration: Provide on-site calibration, repair and testing service for the automotive and engineering industries. |
| AV Calibration Ltd UK: Acoustic calibration company with UKAS accreditation. Includes details of services and accreditation. |
| Blackwood EMC Ltd.: Electromagnetic compatibility compliance testing and consultancy based in South Wales. Information on facilities, training and accreditation. |
| Bob Lambe: PAT and emergency lighting testing. Details of service including record keeping. Based near Milton Keynes. |
| Brunel Metrology Services Ltd: Offers calibration and repair facilities for mechanical and equipment. Details of accreditations, services and company mission. Based in Bristol. |
| Calbarrie Electrical Limited: Electrical appliance testing. Portable electrical appliance testing in compliance with health and safety regulations. |
| Calibration 4U: Calibration discussion and news service including jobs, software guide and downloads section. |
| Caltest Instruments Ltd: Distributors of instrumentation for power systems and providers of calibration and repair services. |
| Cape Engineering: Offers FE, EMC and environmental testing. Details of services, news, jobs and online quotations. Based in Warwick. |
| Corus Testing Solutions: Analytical, metallurgical and mechanical testing services. |
| Cost Control Services: PAT specialists covering the South West. Includes details of services. |
| DataTrak: Offer PAT testing plus asset management services and database software. Details of service and software products. Offices in Norfolk and Scotland. |
| Denison Mayes Group: Specialists in the design, supply and calibration of material testing equipment. UK based. |
| Denman Instrumentation: Supply trained instrumentation engineers and technicians for power, water treatment, pharmaceutical and petrochemical industries. Information on skills, sectors, quality and health and safety. |
| Direct Instrument Hire: Sales, hire, repair and calibration of instrument, electrical and process test equipment. ISO 9002 approved organisation. |
| DPR Electrical Services: Electrical Installers offering PAT services. |
| Electest UK: Portable appliance testing and certification for health and safety requirements. Includes price list. |
| Electratest Ltd.: Offers portable appliance and fixed installation testing. Includes information on tests, certification and existing clients. Based in Cornwall. |
| Electrical Appliance Testing: Portable appliance testers. Site includes legal and test information. |
| Electrical Safety Inspections Limited: PAT Specialists based in Kent. Includes profile, service details and example reports. |
| Electrical Test Ltd.: A Christian owned and run company providing PAT for churches, businesses, employers and landlords. Information on services and prices. Based in Hampshire. |
| Electrical Test Ltd.: Engineers in the Isle of Wight who carry out all aspects of electrical safety and portable appliance testing. |
| ElectricalCerts: Electrical testing of fixed electrical installations and PAT. UK-wide service using hand-held systems. |
| Elite Calibration Services: Test onsite or at UKAS accredited laboratory. Also offer instrumentation procurement. |
| Envirocheck (UK) Limited: Supplying air and water testing for corporate customers. Information on services, online quotations, client list and sample reports. Based in Chelmsford. |
| Euremica: Sales, hire and service of test measurement and process control instrumentation. |
| EuroTest: PAT Testers. Details of law, FAQs, customer testimonials, client list and vacancies. Offices in Kettering, Southampton and Harrow. |
| Farrell Crawford Consultants: Specialists in electrical testing, training and inspections. Details of services and contact details. |
| Gas-Elec Safety Systems: Combined safety, gas and electrical inspections. Includes local office locator. |
| GT Certification Ltd.: Calibration service for torque and force measuring equipment plus concrete strength testing. Information on company and services. Based in West Midlands. |
| Haven Automation Ltd.: Calibration services and equipment suppliers with UKAS-accredited laboratories. |
| Healthy and Safe Electrics: Portable appliance testers. Fixed wiring installation inspection, test and certification services. Based in Somerset. |
| Humber Authorities Calibration Test Centre: Calibration of mass, volume, length, temperature and torque. Directly traceable to National Standards. Details of services and hire of weights and weighbridge test unit. |
| Humberside Instruments Ltd: Supplier to the oil, gas and chemical industries of calibration and metering instruments and testing. Mission statement, company profile and client list. |
| Intersafe Ltd: Offers portable appliance testing. Describes its services with quality standards and FAQ. |
| IPC Electrical Wales: Specialises in portable appliance testing (PAT) to all small and medium enterprises and large concerns throughout Wales. |
| JMW Limited: Hire, repair and calibration of hazardous gas detection and combustion analysis instrumentation. Details of products, services and electrical testing. Based in Harlow. |
| Kirstol: Distributors of colour and appearance measurement equipment. Information on range, systems integration and company background. Based in Cheshire. |
| KTL: UKAS accredited test laboratory specialising in telecoms, EMC, radio and IT. Includes profile and service details. |
| Logis-tech Associates: UK agents of portable ultrasonic leak stethoscope detector sensor sets, used for detecting leaks in compressed air, gases, vacuums and tanks. Information on products, training and services. Based in Glasgow. |
| London PAT Testing: PAT specialists based in London. Includes details of services. |
| Lyntest: Inspection and testing of electrical equipment, using computerised Portable Appliance Testing equipment. Details of service, legal requirements and prices. Based in North Wales. |
| M J Diffusion: PAT testing and electrical safety training. Based in North Wales. Includes details of tests carried out and prices. |
| Medway Portable Appliance Testing Ltd.: Specialist PAT testers based covering the South-East of England. Includes details of services. |
| Morgan Ward (NDT) Limited: Non-destructive testing and inspection services, links to approvals and more. |
| NDT MainCal Ltd.: Radiation protection services and NDT equipment calibration, testing and repairs. |
| Northampton Gauging Services: Repair, calibrate and supply many types of measuring equipment. Details of products supported and contact details. |
| Norwood Electrical (UK): Portable appliance testing (PAT). Nationwide electrical appliance inspection and testing service for Health Safety Executive Regulations. |
| Optimax: Specialising in inspection and measurement solutions with calibration to UKAS traceability. |
| PAT Test UK: PAT testers. Profile, services, equipment used and information about training. |
| Pat Testing Information: PAT testing information, including technical requirements and legal information, with links to appliance testers, equipment manufacturers and training providers. |
| PHR Services: Provide inspection, testing and certification services for portable electrical equipment. |
| Plugtest: Portable appliance testing specialists. Electrical safety testing service to assist all companies and organisations to comply with the Electricity at Work Regulations. |
| Portable Appliance Safety Services: Offers range of portable appliance testing services including testing, calibration, training and equipment sales. Includes details of products and services. |
| PowerPlug (UK): Portable electrical appliance training, inspection and PAT services for industry and commerce. Includes press releases, client portfolio, standards, pricing and franchise information. |
| Quality System Services: Based in County Durham UK. Specialising in mechanical calibration and torque sales, service and repair. |
| Ridgeway Precision: Suppliers of equipment to all the UK Trading Standards Departments that are active in safety testing. |
| RMK Portable Appliance Testing: PAT specialists based in West Sussex. Includes profile and service details. |
| Scott Testing and Technical Services: Specialists in conducting portable electrical appliance testing and certification up to and including 440V 3-phase equipment, premises electrical inspection and certification. |
| SKF Condition Monitoring: Provides a range of solutions for multi-channel machinery monitoring, protection, data acquisition and analysis. Details of products, jobs, forum, support and news. |
| smart-test: Offer portable appliance and fixed electrical installation testing and advice as well as supplying electrical products. Based in Northampton. |
| Stirling Electrical Services Ltd: Electrical contractors and portable appliance testers covering all of Scotland, including fire alarm installation, data networking and CCTV. Includes details of services and prices. |
| Swiftcal: Calibration of mechanical and electrical instruments. News, feedback, description of services and sales. Based in Wimborne. |
| t2technical: PAT specialists. Details of support, sales of new and used test equipment and labels, services and advice. Based in Hull. |
| Test and Measurement Services Ltd.: Offers calibration, hire, sales and repair of test and measurement equipment. Details of services, second-hand sales and product details. |
| Testing Solutions: Portable appliance testing. Includes company and service details. |
| The Building Test Centre: UKAS accredited notified body with a wide range of construction expertise covering the areas of fire, acoustics and structures. Based in Loughborough. Includes test information, profile and booking information. |
| Tinsley-ASL: Supply temperature calibration and metrology equipment. Includes details of product range, software, datasheets to download and special offers. Based in Milton Keynes. |
| TRL Compliance Services Ltd: Offers electrical safety and low voltage directive testing, instrument calibration, electromagnetic compatibility testing and CE marking. |
| UK Calibrations: Hardness testing specialists. Details of products, calibration services and contact details. Engineers based in the South of England and Scotland. |
| United Kingdom Accreditation Service: National body for the accreditation of testing and calibration laboratories, certification and inspection bodies. Profile, news, technical topics and information about accredited bodies . |
| West Cheshire Electrical (Testing) Ltd.: Specialists in portable appliance testing. Details of services, the law and the company. Based in Merseyside. |
| York EMC Services Ltd.: Providers of EMC testing, training, consultancy and EMC products. Includes information on services, downloads and technical data. |
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