Driving Quality & Performance in Defence, Industry and Telecoms

DM are the UK’s leaders in commercial calibration, defence communications and telecoms safety equipment.

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Fully-managed calibration services, delivered on-site and at our UKAS laboratories, to build confidence in your test results.

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The leading critical-communications systems design authority for the defence industry.

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DM partners with organisations to provide the best telecommunication products and support to help our customers’ designs thrive.

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Industries we serve

DM is a Specialist Service Provider to the Ministry of Defence (MoD) and Defence Industry, Manufacturing and Specialist Commercial Industries.


The trusted design authority on critical communications systems for the UK’s Ministry of Defence (MoD)–working closely with global industry and strategic allies.


Expert knowledge and capabilities, spanning calibration, EMC, very-low frequency communication system design and much more.


DM supports many of the United Kingdom’s most productive and highest quality manufacturers as they strive for excellence. Our calibration services are used across all sectors, from automotive, life sciences, industrial manufacturers, pharmaceuticals and many, many more.


DM provides telecommunications professionals with the products and services they need to do their job safely, effectively and efficiently. We’re the leading supplier of the Arqiva-approved series of fieldSENSE personal RF monitors.

Technical resources

What are your electrical test equipment calibration requirements?

When calibrating electrical test equipment, there are a series of requirements that need to be met in order to ensure the accuracy and safety of devices.

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UKAS or traceable calibration: which is right for you?

Ensuring your equipment is calibrated to the correct standard is vital to guaranteeing its accuracy, safety and reliability.

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Understanding force gauge calibration procedure

Force gauge calibration ensures your equipment is accurate, minimising operational downtime and product returns.

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Our services

Products and services: Elevate performance and connectivity with our calibration, system design, and telecommunication solutions.

Calibration services

Mechanical calibration
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Electrical calibration
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On-site and mobile calibration
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UKAS lab calibration
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Managed calibration services
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System and post-design services

Very-low frequency system design
Communications post-design services
EMC products and equipment

Telecommunication equipment

Personal RF monitors
RF and gauge calibration

Speak to our experts

To learn more about our full range of capabilities, or to book equipment calibration, get in touch.