- Commercial
- Defence
- Education
- Energy including CHP
- Healthcare
- Industrial
- Interiors and Fit-out
- Leisure
- Refurbishment
- Retail
- BMS and Controls
- Building Refurbishment
- Central and Local Government
- Electrical Services (including Lighting)
- Energy Audits
- Government
- Heating
- Lighting Specialisms
- Low Energy and Sustainable Design
- Low Energy Technologies
- Mechanical Services
- Photovoltaics
- Power
- Public Health Services
- Sustainability and Energy
- Ventilating & Air Conditioning
ISO9000
- London