3e was founded by Derek Davis BSc.Eng and Colin Lynam HND.Eng. Together they have over 40 years experience in the construction elements and the utility services.

The company has established itself in the renewable and energy efficiency sector of the market. We offer unrivalled experience both in consultancy and product development in all the utility sections of the market. These include High Efficient Thermal Design, Efficient and Cost Effective Low Energy Lighting, Space Heating and Heat Recovery Ventilation. We have experience in the development of renewable sources of energy in Solar Panels, Wind Generation, Geo Thermal Heat Extraction and Rain Water Harvesting.