- Aberdeenshire Council - Advisors
- Aberdeen & Northeast Heating - Solar thermal, pellet boilers, heat pumps, plumbing
- ACTIS - Insulation materials
- Active Sustainable Heating - Solar thermal, heat pumps
- AD Heating - Solar thermal, pellet boilers
- Aissac - Solar photovoltaic
- Alva Surveyors - Solar PV, possibly insulation
- Annie Kenyon Architects - Design of sustainable homes
- Danfoss - Heat pumps
- Deeside eco heat - pellet boilers
- Ecomerchant - Insulation and heat conservation
- Energy Saving Scotland/SCARF - Advisors
- Enviko - Wind turbines, solar thermal and PV
- Gaia-Wind - small wind turbines
- Glendevon Energy - Solar thermal, wood/pellet boilers, heat pumps
- Forestry Commission Scotland - Future of woodfuel, advisory services
- Invisible Heating Systems - Solar thermal, heat pumps
- Nuergy - biomass, chip and pellet boilers
- Proctor Group - Insulation for new and old premises
- Puffin Pellets - Wood pellets
- REAP Scotland - uses a thermal imaging system to display heat loss
- ReGenTech - solar thermal & PV
- Scottish Agricultural College - Rural properties and businesses
- Solar Scotia - solar thermal and PV
- Stovies - Wood Pellets
- Treelogic - Woodchips, logs
- Turblown (Kalvis) - Pellet boilers, wood stoves
- Wood Recyclability - briquettes made from clean wood waste
- Heatpoint - biomass heating specialists
- Highland Eco Design - low-cost micro-hydro technology for individuals and businesses.
- PhaseNRG - plumbing, heating and sustainable energy.
Enquiries about the event to brian.naturalenergy@googlemail.com