Constructionline

G4 Group is an Constructionline approved contractor. 

Constructionline is the UK's leading procurement and supply chain management service that collects, assesses and monitors standard company information through a question set that is aligned to PAS 91, the standardised pre-qualification questionnaire developed by BSI to reduce duplication within the construction industry.

Electricity Generation

Electricity Generation

G4 Power Grid owns and operates combined heat and power generating systems.  Powered by renewable...

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Electricity Reselling

Electricity Reselling

G4 Power Grid is an independent electricity supplier. 

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Technical Support

Technical Support

G4 Power Grid provides technical support services to the electricity generation and distribution...

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Brookenby Park

Brookenby Park

G4 Power Grid owns and operates Brookenby Park, a successful business park, formerly part of...

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