“[Your Faster Deployment of Heat Pumps in Scotland modelling report] is a really impressive piece of work – and I really appreciate the attention to detail and quality through all the constraints and options. With the new additions on heat pump efficiency and lowering running costs it also gives a great overview of how to approach system design.” (Fabrice Leveque, WWF-Scotland)

“Amazing. Thanks so much [for your help calculating annual savings from packages of energy-saving behaviours at home] Jason.  That’s really appreciated.” (Gaby Hornsby, BBC)

“I am so impressed with what you guys have achieved in such a short time and it has really helped influence things here in government… The evidence you have developed [about cost savings from energy-saving actions around the home] has been really helpful for ensuring we can provide the best quality advice.” (Gervaise Pouldon, BEIS)

“It’s been fantastic working with you [Jason and Nicola] – and I hope we can work together in the future. Your work has been instrumental in advice to ministers and civil servants. Thanks again for all your detailed and quick work on [Energy-Saving Actions at Home].” (Katy King, NESTA – the UK innovation agency for social good)

“Many thanks for the presentation [on revisions to the Building Regulations] yesterday. It was very comprehensive, informative and essential for our design work.” (Charles Webster, Oxford Architects)

“Thanks for all your hard work on the evaluation. To echo other team member’s comments, your work was excellent, timely and the outputs were clear and concise.” (Kasturi Sukhapure, Mott Macdonald/BEIS)

“I think [the Cost-Optimal Domestic Electrification Model and analysis] is an excellent piece of work with some really interesting findings. So well done to you and all the team who worked on it.” (Oliver Sutton, BEIS)

“[The team’s work] on energy-quality assurance is exemplary.  Their excellent skills and experience in the energy area enables an attention to detail that is almost too good; pulling out issues and risks at an early stage to challenge design teams and us as the client to reassess processes and assumptions, and importantly, mitigate energy-related risk.” (Deborah Haynes, Oxford City Council)

“Congratulations to you and your team for a superb effort on a really complex project [QA and rebuilding TIMES].” (Jon Tecwyn, BEIS)

“Many thanks for all of your hard work. It’s clear that you and your colleagues thought deeply about this problem [rebuilding the TIMES model] and worked to ensure that you answered the problem we intended you to address.” (Alec Waterhouse, BEIS)

“Finally got through to reading your report in its entirety. It is fantastic – could not believe the detail and depth of the analysis. Truly outstanding!” (Iain Macmillan, Knauf Insulation)

“Overall your tracker [recording QA of DECC’s Global Calculator] has proved really useful and it is very clear, so many thanks for the great work. (Tom Bain, BEIS)

“I admire the huge energy, enthusiasm and commitment you bring to your work which is truly inspirational and which shows in the quality of the outputs you deliver to us.” (Susan Donaldson, BEIS)

“The work exceeded our expectations in many respects, and has provided us with a very thorough review and evaluation of the retrofit standards landscape.” (Peter Rickaby representing BSI on the Review of Retrofit Standards)

“Excellent, your team has done really well in improving the Fact File every year. Thank you for the hard work and dedication.” (Alex Boss, BEIS)

“[This qualitative research on Retrofitting Social Housing] is extremely solid. Some very good work that I think will give some useful insights for the [BEIS] policy team and directions of future work for the technical team.” (Aaron Gillich, BEIS)

“I wanted to express my gratitude for the work you have done [on] the Party Walls [Research] Report, it reads so well and was really clear.” (Yehuda Lethbridge, BEIS)

“Jason has delivered exemplary services and provided considerable added value to the [Building Performance Evaluation] programme. I wholeheartedly recommend Jason for his expertise and professionalism.” (Kerry Mashford, National Energy Foundation)

“Thanks so much for getting this [‘How much energy could be saved by making small changes to everyday household behaviours?‘ report] to us to meet our ambitious deadline, very impressive!” (Annabelle Bonus, BEIS)

“Jason is one of the people who seems to know most about [the English Housing Survey] and how to get the best out of it. Jason is the brains behind [the Cambridge Housing Model and the Cambridge Housing Energy Tool] and is wealth of knowledge on [household energy use].” (Matt Lipson, previously BEIS, now Energy Technologies Institute)

“I have no hesitation in recommending CAR, and we would be happy to employ them to carry out similar [energy modelling] work again.” (Liz Hawkins, Scottish Government)

“Fantastic work [UK Housing Energy Fact File].” (Ralph Perry-Robinson, Wiltshire Council)

“I was really impressed with the quality of the papers and analysis and the attention to detail [in relation to the National Household Model]. Your work will form the building blocks for all future domestic policies developed on the NHM and as such will become an integral part of DECC’s domestic evidence base for years to come. Thank you so much for all of the team’s efforts.” (Amy Coleman, BEIS)

“Thank you for this report [Household Electricity Survey: Lighting Report]. I think it is very thorough and well written. I particularly liked the section on modelling lighting use. Congratulations all round!” (Penny Dunbabin, BEIS)