Our Certifications

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Professionally certified, trusted and accredited

We believe our exceptional services, our many customer references and our fantastic customer retention rate single us out as expert IT managed service providers of the highest calibre. We also work with major regulatory bodies to ensure that the great work we do internally is also externally recognised in the form of internationally-recognised business standards such as the ISO accreditations.

TDM Group are proudly certified in the following:


Cyber Essentials is a foundation level certification designed to provide a statement of the controls an organisation should have in place to guard against the most common cyber threats. This is achieved through a self-assessment process carried out under the guidance of cyber security experts. A certification rewarded shows an organisation is trustworthy and secure when it comes to cyber security.


Cyber Essential Plus is a government-backed, industry-supported scheme that helps organisations to deliver a set of essential technical controls that protect against cybersecurity threats. This is achieved through a comprehensive technical audit of an organisations IT system by a cybersecurity assessor. The Cyber Essential Plus certification shows that an organisation is trustworthy and secure when it comes to cybersecurity.

ISO 20000 certification

ISO 20000 certification enables an organisation to demonstrate its approach to IT Services Management is aligned with industry standards. It achieves this by signifying a comprehensive set of management processes, policies and procedures needed to deliver effective IT Services.