Architecture, surveying & engineering

Independent interior design studio and furniture showroom in St Peter Port, offering bespoke kitchens, bedrooms, and curated homeware.

Multi-disciplinary practice established in 1997, specialising in architectural design, project management, and residential and commercial surveying.

Bespoke interior design company in St Peter Port, offering handmade curtains, soft furnishings, upholstery, and residential and commercial design services.

Civil and structural engineering consultancy, established in 1971 as Guernsey's first locally-based consulting engineers and certified by ACE and IStructE.

Chartered building surveying firm offering residential and commercial surveys, architectural services, and expert advice.

Lightning Enterprises CI Ltd provides lightning protection, surge protection, and earthing services across the Channel Islands from its base in the Vale.

RIBA-qualified, family-run architectural and interior design practice in St Martin, established in 2007.

Civil and structural engineering consultancy established in 1981, serving Jersey and Guernsey.

Family-owned construction company founded in 1924, offering new builds, refurbishment, and bespoke joinery for residential, commercial, and public-sector clients.

RICS-regulated architectural and surveying practice in St Peter Port, established 1975.

Full-service estate agency and property consultancy in St Peter Port, formerly Martel Maides, now a subsidiary of Savills plc.

Civil and marine construction company offering steel fabrication, welding, and crane hire across the Channel Islands and beyond.

Structural and civil engineering consultancy in St Peter Port, offering design, surveys, and project management services.

RICS-accredited estate agency on Alderney offering property sales, lettings, surveys, valuations, and auctions.

Annandale Structural Concrete (ASC) manufactures pre-cast and pre-stressed concrete products, including lintels, sills, and beam & block flooring, for the Channel Islands construction industry.

Independent interior design studio and shop in St Peter Port, established in 2003 and specialising in bespoke furniture, fitted kitchens, and 3D visualisation.

Bespoke kitchen and bedroom design workshop established in 2003, offering 3D visualisation, interior design, and fitting services in Vale.

Guernsey accountancy firm offering accounting, tax, payroll, and business advisory services to businesses of all sizes.

Alderney-based privately owned limited company established in 2004, specialising in tidal energy development and subsea interconnector projects like the FAB Link.

Family-run estate agency in Alderney, established in 1978 and a member of the National Association of Estate Agents, specialising in residential and commercial property.

Chartered building surveying and architectural practice serving residential and commercial clients across the Channel Islands.

Interior design studio established in 2001, specialising in bespoke joinery, flooring, furniture, and lighting, with 20+ years of experience across Guernsey and Jersey.

RICS-regulated chartered building surveying and project management practice in St Peter Port.

Guernsey mechanical and electrical contractor offering HVAC, plumbing, fire safety, security, and renewable energy services to commercial clients.

Engineering Council registered civil and structural engineering consultancy, specialising in structural glass, oak frame design, and historic building renovation.

Award-winning RIBA Chartered Practice established in 1981, specialising in architectural design, building surveying, and heritage conservation in St Peter Port.

RICS Regulated chartered building surveying and architectural design practice, founded in 2014 and specialising in homebuyer surveys and planning consultancy.

CIAT chartered architectural technologist and chartered surveyor practice in the Castel, established 1996.

RIBA-accredited architectural and surveying practice established in 2004, offering design, surveying, and access auditing.

RICS Regulated Firm established in 2014, specialising in quantity surveying, project management, and contract administration in Forest.

Guernsey GIS and mapping company, sole distribution agent for States of Guernsey and Jersey mapping data since 1998.

ARB Registered and RIBA Chartered Practice established in 2011, specialising in architectural design, sustainable design, and project management.

Chartered architecture and building surveying practice offering residential and commercial design, surveying, and project management services.

Family-owned office furniture supplier offering furniture, seating, filing, storage, partitioning, and CAD space planning.

Property damage restoration and drying contractor, offering leak detection, fire and smoke remediation, mould remediation, and 24-hour emergency call-out.

Civil engineering and marine construction contractor established in Guernsey in 1998, operating across the Channel Islands.

Family-owned civil engineering and building contractor established in 1946, with 2,500 employees and €1 billion annual turnover, appointed for the GHA's 69-home affordable housing scheme.

Multidisciplinary consulting engineering practice offering structural, civil, geotechnical, environmental, and historic building conservation services across the Channel Islands.

Mechanical and electrical engineering consultancy in St Peter Port, providing building services and energy assessments for Guernsey's construction sector.

Facilities management and architectural design service established in 2019, specialising in office interiors and project management across the Channel Islands.

Chartered Architectural Technologist practice in the Vale, offering domestic and commercial architectural design, planning, and building control services since 1996.

Jason Powers Consultants Limited (JPCL) is a construction and property consultancy in St Peter Port, offering project management, quantity surveying, and development consultancy.

CIAT Chartered Architectural Practice specialising in extensions, conversions, new builds, and sustainable design.

Award-winning chartered architectural and surveying practice established in 1958, serving private and commercial clients across the Channel Islands.

Architectural design service for kitchens, bathrooms, bedrooms, and living areas, and the exclusive Guernsey supplier for Hepplewhite fitted furniture.

Kitchen showroom and trade depot in Vale, offering fitted kitchens, joinery, doors, and flooring with a dedicated trade counter.

Home and lifestyle store in St Peter Port, selling gifts, homeware, and clothing, and offering interior styling and design services.

The Channel Islands' only RICS-regulated chartered land and engineering surveying consultancy, founded in 1997.

Torteval-based building consultancy offering architectural design, civil and structural engineering, and planning services.

Firm of chartered surveyors established in 2013, providing building defect analysis, mortgage valuations, RICS Homebuyer Reports, and schedules of dilapidations and conditions.

NSP Civil Engineering Limited, trading as NSP Foundations Ltd, is a civil engineering and foundation piling specialist based in St Sampson.

Contract electronics manufacturer providing PCB assembly, SMT, testing, and design for manufacturing consultancy across medical, marine, and industrial sectors since 1990.

St Peter Port architectural practice founded in 1985, offering design, interior design, and listed building restoration.

St Sampson-based designer and installer of bespoke kitchens and fitted bedrooms, established in 2011 and a sole Guernsey supplier of Falmec cooker hoods.

Consultancy-led workplace partner specialising in office interiors, fit-out, refurbishment, and furniture supply and installation across Guernsey and Jersey.

St Peter Port shop established in 2017, specialising in bespoke interior design, 3D visualisation, and fitting of kitchens and bedrooms.

Tyrrell Dowinton Architects (TDA) is a RIBA Chartered Practice in St Sampson offering architectural design across residential, commercial, heritage, and leisure sectors.

Forest-based civil and structural engineering firm established in 1994, specialising in concreting, drainage, and scaffolding, with plant hire available across the Bailiwick and UK.

GFSC-registered and RICS-regulated firm of chartered surveyors established in 2009, specialising in commercial property consultancy in St Peter Port.

RICS Regulated Firm and Chartered Quantity Surveying practice, established in 1965 as the largest and longest established in Guernsey.

RIBA Chartered Architect and RIBA Chartered Practice with 17+ years of experience, specialising in 3D visualisation, accessible design, and planning consultancy.

Sole-practitioner architectural technologist service in St Peter Port, handling new builds, extensions, loft conversions, and alterations.

Architectural design firm in St Peter Port, specialising in home extensions, conversions, and new builds.

Plumbing and heating supplies merchant and bathroom showroom in St Sampson, offering a free 3D Virtual Reality design service and free next-day delivery.

St Martin-based professional service specialising in architectural design and planning applications, registered as a limited company in Guernsey under CMP57268.

Sole trader established around 1995, specialising in bespoke curtains, blinds, upholstery, and soft furnishings for homes, hotels, and yachts.

Chartered Architectural Technologist practice in St Martin, offering residential and commercial design and construction services.

Civil engineering contractor and approved utility contractor, the Guernsey arm of Trant Engineering Ltd.

Kitchen and bedroom design studio and showroom in Vale, offering bespoke design, installation, and appliance sales.

Bespoke interior design and joinery company with over 30 years of manufacturing experience, specialising in hand-built fitted rooms and furniture.

Independent interior design and soft furnishings studio in St Peter Port, offering bespoke window treatments, upholstery, and plaster mouldings.

The States of Alderney department responsible for building control inspections and planning permission under the Building and Development Control (Alderney) Law 2002.

ARB Registered and RIBA Chartered architectural, interior, and landscape design practice, a multiple Guernsey Design Awards winner based in St Peter Port.

CIAT and RIBA Chartered architecture practice in St Sampson, specialising in residential and commercial design.

Chartered architectural practice in St Peter Port, trading as Turnstone Design, specialising in residential, commercial, and heritage design.

Professional service specialising in the design, supply, and installation of fitted kitchens, bathrooms, and bedrooms, with a team of 10-19.

St Peter Port showroom offering bespoke kitchen, bedroom, bathroom, and office furniture design and installation.

Chartered building surveyor, mediator, and arbitrator offering surveys, valuations, and dispute resolution services.

Sole trader specialising in bespoke soft furnishings, offering curtain making, blind fitting, and interior design services in St Sampson.

FRICS-qualified sole practitioner offering chartered surveying, property valuation, and dispute resolution services in St Peter Port.

RICS-regulated chartered building surveying and valuation practice, holding RICS Registered Valuer status and listed on Guernsey bank panels.

RICS Regulated Firm specialising in chartered quantity surveying for residential customers and commercial contracts.

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.

RICS-regulated, CIAT-chartered architectural technologist practice in St Pierre du Bois, offering design, planning, and surveying services.

Energy Consultancy Services provides energy performance certificates (EPC), SAP assessments, and mechanical heating and plumbing (MEP) consultancy.

Geoffrey E. Le Friec is a sole-practitioner architectural and building technologist offering residential design and planning services.

Sole chartered practitioner in architectural design and technical consultancy, notably serving as site architect for The Adventurer's Rest hotel renovation in Alderney.

Guernsey electro-mechanical engineering consultancy specialising in water, irrigation, and heating systems.

Interior design service.

RICS-regulated sole practice offering residential surveys and property valuations across Guernsey.