Quality Assurance

We are engineers, with experience of the real world business environment.

G4 Group was developed by part of the team of engineers who created a UK-based logistics and infrastructure prime contractor with before selling to an American conglomerate.  The company’s clients included the United Nations, the European Union, the Department for International Development and the Ministry of Defence,

We are approved by Lloyds and NICEIC where our work is subject to annual inspection.  This ensures we maintain the highest possible standard year on year, one which is consistent with the adoptable standard for DNOs and the National Grid.

Initial Consultation

Initial Consultation

Every customer we have taken on has saved a substantial amount of money and...

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Quality Assurance

Quality Assurance

We are engineers, with experience of the real world business environment.

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Flexible Payment Terms and Financing

Flexible Payment...

DNOs and the National Grid typically require payment in full, up front, before...

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Grid connections

Grid connections

Connections are not simply a box-ticking exercise.  Each and every one has a considerable element...

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Fuel emulsion systems

Fuel emulsion systems

Fuel emulsion systems and multi-fuel processing may have been around for a long time, but very...

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Multi-fuel CHP packages

Multi-fuel CHP packages

For customers aiming to increase the margin on fuel costs and income from sales and subsidies...

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Process control

Process control

Our fuel emulsion and CHP systems are all controlled by in-house designed and built process...

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  • NICEIC
  • Constructionline
  • SAFEcontractor
  • CHAS
  • City & Guilds
  • Ofgem
  • DECC
  • CHPQA
  • Environment Agency