Fifteen practices — ten limited companies, two partnerships, one sole trader — most doing architecture alongside surveying (10 of 15). Eight are RICS-regulated, two hold FRICS. Weighted to St Peter Port (7) and Castel (3); the oldest, Lovell Ozanne, dates to 1958, the youngest, BTP, opened 2015. —
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St Martin·Professional Service·Est. 1958
✦Most experience: 60+ years
Award-winning chartered architectural and surveying practice established in 1958, serving private and commercial clients across the Channel Islands.
Castel·Professional Service·Est. 1996
CIAT chartered architectural technologist and chartered surveyor practice in the Castel, established 1996.
St Sampson·Professional Service·Est. 1999
Chartered building surveying firm offering residential and commercial surveys, architectural services, and expert advice.
St Peter Port·Professional Service·Est. 1997
Part of Dunnell Robertson Partnership Ltd (DRP Architecture)
Multi-disciplinary practice established in 1997, specialising in architectural design, project management, and residential and commercial surveying.
St Peter Port·Professional Service·Est. 1988
Chartered building surveying and architectural practice serving residential and commercial clients across the Channel Islands.
St Peter Port·Professional Service·Est. 2015
RICS-regulated chartered building surveying and project management practice in St Peter Port.
Castel·Professional Service·Est. 2014
RICS Regulated chartered building surveying and architectural design practice, founded in 2014 and specialising in homebuyer surveys and planning consultancy.
St Peter Port·Professional Service
FRICS-qualified sole practitioner offering chartered surveying, property valuation, and dispute resolution services in St Peter Port.
St Peter Port·Professional Service·Est. 1981
✦Largest team: 15
Award-winning RIBA Chartered Practice established in 1981, specialising in architectural design, building surveying, and heritage conservation in St Peter Port.
St Pierre du Bois·Professional Service
RICS-regulated, CIAT-chartered architectural technologist practice in St Pierre du Bois, offering design, planning, and surveying services.
St Peter Port·Professional Service·Est. 1997
Chartered architecture and building surveying practice offering residential and commercial design, surveying, and project management services.
St Andrew·Professional Service
RICS Regulated chartered building surveying and valuation practice, offering RICS Home Survey – Level 2 and Residential Surveys to commercial and residential clients in St Andrew.
St Martin·Professional Service
✦Active since 1967
Chartered building surveyor, mediator, and arbitrator offering surveys, valuations, and dispute resolution services.
St Peter Port·Professional Service
RICS-regulated chartered building surveying and valuation practice, holding RICS Registered Valuer status and listed on Guernsey bank panels.
Castel·Professional Service
RICS-regulated sole practice offering residential surveys and property valuations across Guernsey.
St Peter Port·Organization·Est. 2013
Firm of chartered surveyors established in 2013, providing building defect analysis, mortgage valuations, RICS Homebuyer Reports, and schedules of dilapidations and conditions.