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Standards

UK EMC test labs and consultancies by the standard they test to.

Cherry Clough Consultants Limited

Cherry Clough Consultants provides independent EMC and EMI design, problem-solving and training for manufacturers and system integrators, working from DC up to 24GHz against standards ranging from CE (EMC Directive) to DEF STAN 59-411. The company focuses on design-stage risk reduction, including guidelines on functional safety risks caused by electromagnetic interference that have since been adopted by the IET, IEEE and IEC. Its 35+ year client history spans a wide range of sectors (automotive, telecoms, industrial, medical, marine, railway, lighting, gaming and security equipment, plus military and nuclear installations), including named projects like the Diamond Light Source synchrotron and the ITER fusion reactor.

TUV SUD Limited

TÜV SÜD holds UKAS accreditation (laboratory 0141) for EMC testing at its Fareham site, part of the wider global TÜV SÜD testing, inspection and certification network. The Hampshire lab (plus a sister EMC lab in Bearley, Warwickshire) runs semi-anechoic and fully-anechoic chambers covering everything from small appliances to large defence-industry equipment, with testing available in-lab, on customer premises or wherever the product is installed.

QinetiQ Ltd

QinetiQ holds UKAS accreditation (laboratory 1936) for RF and E3 (electromagnetic environmental effects) test and evaluation work from its Cody Technology Park site in Farnborough. As one of the UK's largest defence technology companies, its EMC-related test capability sits within a much broader research and evaluation portfolio for military and government customers.

Skyships Automotive Limited

Skyships Automotive runs a UKAS-accredited (ISO/IEC 17025, laboratory 29498) automotive EMC facility in Chelmsford, comprising three semi-anechoic chambers, a bulk current injection chamber, a humidity-controlled ESD room and dedicated conducted-immunity test stands. Testing covers CISPR 25 emissions from 150kHz to 6GHz, ISO 11452 radiated and near-field immunity, ISO 7637 and ISO 16750 transients, and ISO 10605 ESD up to 25kV, alongside the company's own work designing cockpit electronics for specialist vehicle manufacturers.

Eurofins Electrical & Electronic UK Ltd (York)

Eurofins Electrical & Electronic UK, formerly York EMC Services, has its head office in York and runs UKAS-accredited (1574) EMC, radio and EMF laboratories at Yate near Bristol, Castleford, Grangemouth and Southampton. Its work covers civil, rail and military EMC testing, radio approvals for the UK, EU, US, Canada, Australia, New Zealand and Japan, on-site testing and EMC surveys, EMC consultancy and technical documentation support, and training courses. The company became part of UL Solutions in October 2026.

HORIBA MIRA Limited

HORIBA MIRA operates UKAS-accredited EMC facilities (laboratory 1105) at its Nuneaton proving ground, running testing around the clock as part of the UK's largest independent automotive development centre. The company has continued to expand its EMC capability for electric and connected-vehicle testing, including work carried out alongside EM Test and its parent company Ametek.

Malvern Optical Limited

Malvern Optical holds UKAS accreditation (schedule 8955) for testing across military vehicles, radar equipment and weapons systems, and separately holds Platform Level TEMPEST accreditation (CPTAS). Based on the former RAF Pershore airfield in Worcestershire, the company runs an EMC screened room and other electro-magnetic and electro-optic test facilities for defence customers across land, sea and air.

Electromagnetic Testing Services Limited

Electromagnetic Testing Services holds UKAS accreditation (schedule 4416) with a flexible scope covering commercial and automotive EMC testing, operating from Stebbing, Essex since incorporation in 1992. The lab's work spans commercial, industrial, medical, railway and military product testing alongside EMC consultancy.

AQL EMC Limited

AQL EMC traces its UKAS accreditation (number 0018) back to 1982, making it the longest continuously accredited EMC test laboratory in the UK; the company itself was formed in 1988 out of an EMC department with roots in MOD ship and submarine testing dating to the 1960s. Based in Wimborne, it tests to RTCA DO-160 (revisions C-F), MIL-STD-461 (revisions C-F), DEF STAN 59-411 and specialist HIRF/attenuation, RS105, HERO, NEMP and RADHAZ testing, either in its own laboratory or on customers' premises. AQL EMC became part of the Eurofins Scientific group in June 2023 and of UL Solutions in October 2026.

Unit 3 Compliance Ltd

Unit 3 Compliance runs an EMC test lab and consultancy from Bradford, West Yorkshire, positioning itself as a lower-cost pre-compliance alternative to larger accredited labs, backed by hands-on troubleshooting and design-for-EMC support. The company advises on CE (EMC Directive and RED), UKCA, FCC and Canadian ICES requirements alongside electrical safety, RoHS and WEEE compliance, and also offers environmental testing such as temperature/humidity and vibration/shock.

Choose a standard to see the UK labs and consultancies that test to it. Each page explains what the standard covers and what to check before you shortlist.

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