- Coventry University-Vaillant Boiler-Aug 2014-35% Savings
- University of St Andrews-Jul 2012-27% Savings
- Driving Standards Agency-Feb 2012-Average 19% Savings
- Notting Hill Housing Trust-Worcester Bosch Condensing System Boiler-Jan 2010
- 4 Bed Hse-Open Vent Glow Worm 85-100 Boiler-Nov 2009
- Emotion Energy-Calorex Air to Water Heat Pump-Sep 2009
- Emotion Energy-Calorex Air to Water Heat Pump 12kW-Sep 2009
- Lister Housing-Vaillant Condensing System Boiler-Feb 2009
- Lister Housing-Potterton Suprima 24kW Non Condensing Boiler-Feb 2009
- Harrogate Borough Council-Ground Source Heat Pump-Jan 2009
- TUV Nel-Apr 2008-15% Saving
- 4 Bed Hse with flat-Worcester Greenstar Condensing Combi Boiler-Mar 2008
- Architect-Gilles 30kW Biomass Pellet Burning Boiler-Dec 2007
- Cottage with Conservatory-Grants Non Condensing Open Vented Oil Fired Boiler-Oct 2007
- House-Baxi Bermuda Fireback Non Condensing Boiler-Sep 2007
- Heating Engineer-Worcester Greenstar Condensing Combi Boiler-Aug 2007
- Ice Energy-Aug 2007-COP increase of 8%
- Plumbing & Heating Engineer-Potterton Open Vent Non Condensing System-Jun 2007
- Heating Engineer-Open Vent Non Condensing Boiler-Mar 2007
- 4 Bed Hse-Oil Fired Bosch Boiler-2007