Our knowledge, experience, skills and behaviours are fundamental to the success of our business. This is  because TNG’s professional services are competency focused. We are employed as experts and our levels of competency should therefore, be above and beyond that of an average person; after all, that is why you employ us.

In order to provide evidence of our abilities, we maintain competency based memberships, accreditations and qualifications with expert and reputable organisations and bodies.



TNG and it’s Employees maintain Memberships with:

  • Constructionline
  • Contractors Health & Safety Assessment Scheme (CHAS)
  • Building Services Research and Information Association (BSRIA) Limited
  • The Chartered Institution of Building Services Engineers (CIBSE)
  • The Institute of Healthcare Engineering and Estate Management (IHEEM)
  • Institution of Mechanical Engineers (IMechE)
  • The Institution of Engineering and Technology (IET)
  • The Institute of Safety and Health (IOSH)
  • BRE Academy



Amongst our Team, we have specialists that hold the following Accreditations/Registrations:

  • Chartered Engineer
  • Incorporated Engineer
  • Low Carbon Consultant
  • Low Carbon Energy Assessor
  • BREEAM Assessor
  • BREEAM Accredited Professional (AP)
  • BIM Accredited Professional (AP)


Health and Safety

Amongst our Team, we have specialists that hold the following Health and Safety Qualifications/Training:

  • CIEH Level 2 Award in Health and Safety in the Workplace
  • NEBOSH National General Certificate in Occupational Health & Safety
  • CITB Directors Responsibilities for Health and Safety
  • IOSH Directing Safely


Management Systems

TNG operates to the following audited Management Systems: