Regulated by Conservation & DesignAlderney Planning OfficeRIBACIAT
Fifteen practices spanning RIBA-chartered architects and MCIAT technologists — oldest 1980, newest 2023. Eleven limited companies and one sole trader, weighted toward St Sampson (4) and St Peter Port (3). Residential extensions, new builds and planning consultancy recur, with two-firm clusters in heritage conservation and sustainable design. —
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St Martin·Professional services
Family business providing architectural solutions, a Guernsey Design Awards Winner in 2016, offering holistic solutions across architecture, interior design, and landscaping in St Martin.
St Sampson·Professional services·Est. 2003
✦Largest team: 17
RIBA Chartered Practice in St Sampson, established in 2003, offering architectural design, feasibility studies, and project monitoring.
St Martin·Professional services
Chartered Architectural Technologist practice with over 25 years of experience, winner of the Guernsey Property & Construction Design Awards 2024 for Best Large Project.
Vale·Professional services
Chartered architectural design practice in the Vale with over 17 years of experience across all building sectors, specialising in accessible design and 3D project visualisation.
St Pierre du Bois
Architect in St Pierre du Bois, offering bespoke design for new builds and creative conversions.
Vale·Professional services
Architectural practice working on domestic, commercial, and public sector projects, including harbours, the airport, and hospitals.
Torteval·Professional services
Architectural design firm offering architectural design and building engineering services across Guernsey and the Channel Islands, led by Paul Martel with over 30 years of experience.
Castel·Professional services
RICS Regulated and serves residential customers, with David Torode holding FASI, FCIOB, MRICS, and RICS Registered Valuer certifications.
St Sampson
Multi-disciplinary architectural and surveying company providing cost-effective solutions for domestic, industrial, and commercial projects.
St Sampson·Professional services·Est. 2021
Architectural designer led by founder Aiden, who has over three decades of experience in the Guernsey construction industry, specialising in residential home improvements in St Sampson.
St Peter Port
Architecture firm that designs buildings and interiors for private homeowners.
St Peter Port·Professional services
Architectural service in St Peter Port.
St Sampson
Architectural designer founded in 2023, preparing and submitting Guernsey planning and Building Licence applications for residential and commercial projects in St Sampson.
St Peter Port·Professional services
Chartered architectural practice, winner of the Single Residential New Build category of the Guernsey Design Awards 2020 for Cedar House in St Martins.
Forest·Professional services
Architectural technologist providing architectural services.