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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.gr1745018714o.tsu1745018714rtsua1745018714hviss1745018714ap@pi1745018714hsreb1745018714mem1745018714

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A D Practice

Wheathampstead
Founded in 1992, A D Practice Ltd is a small, well-established and multidisciplinary RIBA Chartered architectural practice located in The Mill, Wheathampstead, St Albans, Hertfordshire. We aim to work with clients and value our ability to listen and learn from them in order to create better spaces that both work View listing →
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Alchemilla Architects Ltd

Chard
Alchemilla Architects Ltd is a RIBA Chartered Practice based in rural Somerset in the Blackdown Hills. Our work ranges from single houses and small housing estates to extensions and refurbishment projects. We see energy efficient architecture as integral to the built environment, and pride ourselves in providing a full service View listing →
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Cathy Mocke Architecture & Design

Cheshire
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Clifford Design

Guildford
Clifford Design aim to help and support clients on their journey to designing and building or Retrofitting a low energy and sustainable home using Passive House principles. They are able to help at all stages from early pre-planning with design principals through to offering design and on site technical advice View listing →
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ColdProof

Salford
Certified Passivhaus Consultant, PHI Retrofit Expert and Passivhaus trainer, specialising in retrofit projects Energy efficiency master planning for refurbishment projects. This involves detailed baseline energy analysis using Passive House methodology and thermal bridge modelling, followed by an action plan of improvements that enables individual homeowners to plan towards specific space View listing →
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Conker Conservation Ltd

Canterbury
Chartered building surveyors specialising in sustainable design, new-build, conversions, refurbishment and historic building conservation. A family business established in 1999 with experience in using modern and traditional methods of construction including rammed chalk, rammed earth, straw bales, timbrel vaulting (creating large span domes without formwork using clay tiles), super-insulated masonry View listing →
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Ecospheric

Lymm
Ecospheric specialises in sustainable building design offering a full range of energy consultancy to achieve Passivhaus, AECB Carbonlite, and Zero Carbon projects. This award-winning team of Passivhaus consultants and certifiers have experience supporting some of the UK’s most challenging and notable certified low energy retrofit projects. Ecospheric’s advice is based View listing →
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ET Architects

Cirencester
I am a Chartered Architect with 30 years of experience in designing buildings. My interest in low-energy buildings originated from my tutors at Nottingham University in the 1990s, Drs Robert and Brenda Vale, known for their books “The Autonomous House” and “Green Architecture.” With extensive expertise in residential design and View listing →
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Faber Architects

Derbyshire
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Gary Robson

Southampton
PORTER ROBSON, a CIAT Chartered Practice, was founded in 2019 by James Porter & Gary Robson. With over 25 years of combined experience in architectural design and delivery, we focus on crafting top-notch buildings that harmonise with their surroundings. Our services encompass Land Appraisals, Architectural Design, Modular Design & Coordination, View listing →
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