Passivhaus Affiliate

Standard Members

Membership of the Passivhaus Trust is open to anyone and does not necessarily imply achievement of the Passivhaus standard for buildings or components, or attainment of Passivhaus-related qualifications. Members of the Passivhaus Trust listed include architects, consultants, contractors, manufacturers and other industry professionals, as well as individuals, who support the work of the Trust in promoting the Standard in the UK.

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Natalie Stockman


Navitas EAS

King's Lynn

At Navitas EAS we offer a range of services, covering all your construction assessment needs, from SAP calculations and Energy Performance Certificates, through to air pressure testing and thermal bridge modelling. We provide straightforward, sensible, and practical advice every time - whatever the project from an Energy Performance Certificate for an existing house to a commercial project requiring an SBEM assessment, Navitas EAS will guide you through the compliance process from design to completion.





Nexus Associates


Nexus provide innovative, sustainable and efficient ICT solutions integrated with the buildings they are designed for and the occupants and end-users that will use them. Our staff combined have over 250 years experience of designing, delivering and operating ICT solutions. From inception our solutions are designed to be energy efficient with minimal impact on the environment. We are an integral part of design teams with both traditional and off-site contractors, and work on a wide range of projects from offices, hotels, leisure, Civic Buildings, Student Accommodation and over one third of the DfE School Replacement Programme, Priority School Build Programme and Free School projects.


NIBE Energy Systems Ltd


NIBE ENERGY FOR LIFE. NIBE Energy Systems Ltd is a subsidiary of NIBE Climate Solutions Business Area based in Sweden and is a leading European manufacturer in the sustainable energy sector. The company is committed to sustainable construction and specialises in providing high-tech energy-saving solutions for heating, ventilation, cooling and heat recovery. It offers Energy for Life when it comes to renewable heating solutions, from ground source, air source and exhaust air heat pumps to solar thermal packages and whole-house ventilation. NIBE also prides itself on delivering a variety of training courses at locations across the UK, aimed at providing installers with all the knowledge and expertise needed to carry out efficient, start-to-finish installations. For more information, visit


Nicola Ray


Nidhi Shah


Nigel Overy


Ninette Edwards Architect


Noel Wright


Noel Wright Architects is a small, award-winning RIBA Chartered Practice based in Petersfield, Hampshire. Our focus is on producing inspiring design and thoroughly considered work incorporating our ethos, experience and skills so as to create holistic, highly performing, comfortable low energy buildings of good lasting quality. We work with our clients to develop bespoke solutions to fit their particular requirements and aspirations, producing appropriate answers for particular people and places, rather than preconceived standardised solutions. Certified Passivhaus Designers. Our aim is to make better things - better places, better buildings, better designed, better constructed, better performing , better to live with, and better than you had imagined.





North Architects

Stoke Newington




Novatia have been providing ICT advice to school, MATS, colleges, and LA’s since 2003. Over that time, we have seen the increasing importance of designing energy efficient ICT solutions that support schools with teaching, learning, management, and administration. Our work extends to main contractors, modelling the energy usage of ICT, to support them design energy efficient school building to meet the Government’s Net Zero targets for educational establishments.


Novo Design Studios Ltd



NP Architects


NP Architects is an award-winning RIBA Chartered Practice located in central Cambridge. We have built a firm reputation for excellence in residential design, working for both private clients and local property developers. We provide a high quality, client-focused service within Cambridge, Cambridgeshire and the surrounding region, offering a comprehensive design service including feasibility studies, master planning, planning applications, Passivhaus design, construction drawings and contract administration. When working with the Passivhaus standard we can provide expert advice and design to balance the needs of cost and design to provide a sustainable but economic solution tailored to the requirements of the project.


NuPlanet Sustainable Solutions


Established architecture practice working predominantly in the south east, focusing on reducing the profits of utility companies by lowering the running costs of homes and offices through good design practices and straightforward detailing.


NWD Architects Ltd


Formed over 40 years ago, NWD Architects are a RIBA certified, ARB registered Architectural Practice with a wealth of experience. With our multidisciplinary team, we are able to offer expertise in all major sectors of the industry including residential, commercial, education, civic and extra-care. We believe that high-quality architecture that is specific to the Client and the project should be available to all, and we have a long history and proven track record of delivering high quality results. We are just as passionate about the environmental and social impact of our designs as we are about their architectural impact. Within our team we have a certified Passivhaus designer, who can tailor your project to your individual needs, whether this be updating an existing building to ensure it consumes just a fraction of the energy it used to, or creating a new, fully certified Passivhaus building. We enjoy meeting with potential clients to discuss their ideas and aspirations, and offer a cost-free consultation in order to provide clients with tailored advice and quotations to suit their requirements.