• Dulas has 15 years experience in renewable energy with a multi-disciplinary team supplying and implementing solar, wind, micro-hydro and biomass technology.
  
  
• EETS (Cardiff) Energy Equipment Testing Service Ltd are a renewable energy company specialising in PV test and monitoring equipment and architectural installations. EETS also supplies test equipment for solar thermal and wind systems. EETS Ltd host the Scolar Helpline.
  Contact: Peter Bookless
  
• IT Power are among Europe's leading consultancies on renewable energies.
  
  
• Sollatek commercialise PV subsystems through a network of overseas associates.
  

Blue-chip companies:

• Colt Group are producers of environmental building products.
  
• Eastern Electricity is a regional electricity company with experience of the interface with photovoltaic power.
  
• Halcrow Gilbert are a renowned firm of engineering consultants.
  
• The Co-operative Bank, the bank with a strong ethical standpoint and ecological products including a biodegradable credit card and preferential banking for green business.
  
• Ove Arup, the multi-disciplinary firm of consulting engineers.
  
  
• Schueco International, one of Europe's leading suppliers of building cladding systems.
  

Specialist organisations:

• The Building Research Establishment undertakes evaluation of building techniques.
  
• The National Energy Foundation gives advice on energy efficiency and renewable energies.
  
  
• The Earth Centre is one of the Millenium Commission landmark projects, first in a generation of visitor attractions based on 'green futures'.
  

• CREST (Centre for Renewable Energy Systems Technology), home of the first grid-linked thin film silicon system in the UK.
  
  
• ECI Environmental Change Institute at Oxford University.
  
  

• Open University The Energy and Environment Research Unit at the Open University has been researching and teaching in the field of sustainable energy for more than 20 years.
  
  
• NPAC Newcastle Photovoltaics Applications Centre, home of one of the first building-integrated PV systems in the UK.
  
  
• Southampton University, host to one of the DTI-supported PV test centres.