Programme & Presentations


To view the programme as a downloadable .pdf file, click here.

Session 1 - Keynote speakers

9:30 - 11:00 | Main Auditorium - Chaired by Chris Herring

Passivhaus – 25 years on… and large scale case studies

Jessica Grove-Smith from the Passivhaus Institut will reflect on Passivhaus over the past 25 years since the world’s first project in Kranichstein, Darmstadt. Looking to the future, Jessica will highlight a number of international projects that have been built to the new Passivhaus standards – Plus and Premium.


Jessica Grove-Smith

Passivhaus Institut

Heidelberg Bahnstadt, Germany

Our keynote speaker Ralf Bernich will describe Heidelberg Bahnstadt, the largest Passivhaus community in the world with just under 2,000 apartments and all non-domestic buildings built to Passivhaus standards.


Ralf Bermich

Leiter Energie und Klimaschutz

Panel discussion – Delivering at scale in the UK

Jon Bootland, Chief Executive of the Passivhaus Trust will be joined by John Lefever, Hastoe Housing Association and Emma Osmundsen, Exeter City Council to discuss the growth of Passivhaus in the UK.


Jon Bootland

Passivhaus Trust

John Lefever

Hastoe Housing Association

Emma Osmundsen

Exeter City Council

Session 2 - Large-scale case studies

11:30 - 12.45 | Residential - Main Auditorium - Chaired by Sally Godber


Andrew Conway

Hamson Barron Smith


Rupert Daly

Collective Architecture


Tom Kirkham

Lend Lease

11:30 - 12.45 | Non-domestic - Room A - Chaired by Lynne Sullivan


Paul McAlister

Paul McAlister Architects


Ralf Bermich

Leiter Energie und Klimaschutz


Chrispal Anand

University of Leicester

Alasdair Donn

Willmott Dixon

Session 3 - Getting it off the ground

14:00 - 15:15

Large-scale | Main Auditorium - Chaired by Marion Baeli

Hereford Archive Centre - Early design decisions

Jonathan Hines, Architype

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Costs & value – The business case for Passivhaus

John Lefever, Hastoe Housing Association & Ben Binns, Hamson Barron Smith

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Procurement – Getting the team to deliver

Nigel Marsh, Baker Ruff Hannon & Emma Osmundsen, Exeter City Council

Smaller-scale | Room A - Chaired by Fran Bradshaw

Early design choices - Site selection, orientation and  planning

Peter Ranken, Accredited Passivhaus Design

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Passivhaus delivery – Business case & setting up the team

John Palmer, Enhabit

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Delivery of self-build and co-housing projects

Janet Cotterell, Passivhaus Homes


Mini-Masterclasses (hour long sessions)

Room F | Installation of insulation and airtightness

Paul Jennings, Encraft & Liam Schofield, Nesthaus

Room C | Cost optimisation and buildability

Chris Parsons, Parsons + Whittley & Steve Healy, DCH Construction

Room E | Fenestration and minimising overheating

Nick Grant, Elemental Solutions & Sally Godber, WARM

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Session 4 - Getting it built

15:45 - 17:00

Large-scale | Main Auditorium - Chaired by Jon Pratley

Quality delivery - Dos & don’ts

Helen Brown Encraft

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Delivery and performance

Mark Allen, Saint Gobain

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Delivery & measured data at the Adapt Low Carbon Centre

John French, UEA

Smaller-scale | Room A - Chaired by Marine Sanchez

Quality delivery - Dos & don’ts

Will South, Co-Create Consulting

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Delivery and performance

Anna Carton, Prewett Bizley Architects

Monitoring & measured data for small-scale housing projects

Chris Morgan, John Gilbert Architects & Rachel Mitchell, Greenbox Associates

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Mini-Masterclasses (hour long sessions)

Room F | MVHR and heating supply choices and design

Alan Clarke, Independent Consultant & Michael Swainson, BRE

Room C | Design & on-site sequencing and training

Mark Siddall, LEAP & Bill Butcher, Green Building Store

Room E | Retrofit, from big to small

Bob Prewett, Prewett Bizley & Jessica Grove-Smith, PHI

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Final Session - How to deliver the necessary quality for Passivhaus at scale

Main Auditorium | 17:00 - 17:30

Drinks sponsored by Zehnder and Passivhaus Student Competition launch sponsored by Tarmac

Room A | 18:00 - 19:30