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Welcome to our new members!

WSP UK, ICF Bondmor, Mesh Architects, Hughes Architects, Jones & White Services, Charles A D, William S, Abdul Waheed

Patron Member

Patron Members

Our Patron members, including companies and organisations who are leading the delivery of Passivhaus in the UK, make an essential contribution to the Trust’s work, support us in lobbying for policy changes, and inform the direction of campaigns and research at our annual Technical Panel.

Want to add your listing?

Join the Passivhaus Trust

Join a growing Passivhaus community, get discounts on training & events, and get International Passive House Association (iPHA) member benefits too.

Are you a member?

Login to your account to add or edit a listing, or claim an existing listing. If you need help, email ku.gr1745018608o.tsu1745018608rtsua1745018608hviss1745018608ap@pi1745018608hsreb1745018608mem1745018608

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Patron
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Willmott Dixon Holdings Ltd

Letchworth Garden City
Willmott Dixon is a privately-owned contracting and interior fit-out group. We are a founder member of the UK’s Passivhaus Trust and a leading contractor in Passivhaus having delivered the most non-domestic, Passivhaus certified projects over 1000m2 across England and Wales. We have built some of the UK’s most pioneering Passivhaus View listing →
Patron
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21°

Huddersfield
At 21°, we believe you thrive in the places where you experience comfort. Delivering a low energy or Passivhaus building is complex, and you need a solution rather than a single product. At 21°, we are committed to using a whole house approach to provide better performing buildings from a View listing →
Patron
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Morrison Construction

Hinckley
Morrison Construction is part of Galliford Try, one of the UK’s leading construction groups employing 3,700 people across the country. We are a people-orientated, progressive business, driven by our values to deliver lasting change for our stakeholders and the communities we work in. We are passionate about our role in View listing →
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4Site Engineering & Construction Ltd

Milnthorpe
Building Contractor specialising in new build low energy buildings and Passivhaus, as well as low energy retrofit and EnerPHit projects. Passive House Institute approved tradesperson. View listing →
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Barbreck Joinery & Construction Ltd

Lochgilphead
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Barra Projects Ltd

Lancashire
15454

Blue Tongue Construction

Newbury
Specialists in the construction of new build houses and the refurbishment of residential properties in Berkshire, Hampshire, Wiltshire, and Oxfordshire.Experienced in Passivhaus construction techniques, SIP (Structural Insulated Panel) construction, thermal bridging design, MVHR (Mechanical ventilation heat recovery), air tightness, triple glazing and renewable energy installations including ASHP’s (Air source Heat View listing →
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Castle Building Services

Newcastle
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Catlin Ltd

Henley on Thames
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Darcy Construction Ltd

Romsey
As a multi-disciplinary construction company, we focus on offering a bespoke service of the highest quality, working with leading specialists to provide a personalised service tailored to our clients’ needs.  We specialise in managing and delivering a broad spectrum of building projects across diverse sectors, from community and charitable organisations View listing →
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