Five hundred and thirty-one home-and-property firms across thirty-three sub-sectors — 83 builders, 74 landscapers, 63 electricians, 51 plumbers and heating engineers, 40 apiece in cleaning, renovations, and decorating. A renewables cohort crosses three sub-sectors: 9 solar-PV and 9 EV-charger installers, plus 10 renewables plumbers. —
547 in Guernsey · 10 on Alderney · 1 on Sark
and 41 more accreditations carried across the sector.
Eighty-three firms — mostly limited-company main contractors; the oldest, C.A. Duquemin, has been building since 1924.
Seventy-four firms, weighted toward maintenance generalists — with clusters of 22 in fencing, 20 landscape gardeners, and 16 tree surgeons.
Sixty-three firms — a renewables cluster around solar PV (9), EV chargers (9) and heat pumps (7) sits alongside the traditional installers.
Fifty-one firms — 28 limited companies, 12 sole traders — with a ten-firm renewables cohort inside a plumbing and central-heating core.
Forty firms — half offering window cleaning — anchored by AFM's 400-staff facilities operation running since 1964.
Forty painting and decorating firms — only 13 list painting against 26 for decorating; strong overlap into tiling and plastering.
Forty firms — half claim renovation as their specialty, 14 extensions, 11 decorators — and the oldest, C.A. Duquemin, dates to 1924.
Thirty-two firms — most blur joiner and builder, with 14 listing general building alongside joinery (12) and carpentry (11).
Twenty-eight firms — interior studios alongside ten architecture practices and a kitchen-design cluster of nine.
Twenty-eight firms — estate agencies leading lettings and management, with a facilities-management cluster including 400-staff AFM.
Twenty-four of the 515 Home & Property firms supply home furnishings — twelve fit kitchens, ten fit bedrooms, eight design interiors.
Twenty-six roofers — flat-roofing the dominant specialism (11 firms), with strong leadwork (8) and GRP fibreglass (9) clusters.
Nineteen firms — over half in Vale and St Sampson, weighted toward external doors (9) with timber, uPVC, and garage-door cohorts.
Eighteen firms split between removals and document storage — Pickfords (1646) to a 2015 newcomer, half in St Peter Port.
Sixteen stonemasons — weighted toward patio paving (8) and stone restoration (5), the oldest trading since 1982.
Sixteen firms — eight tiling specialists, eight general builders adding tiling alongside plastering, painting, and roofing.
Fifteen firms — curtains (10) and blinds (9) dominate, with a smaller upholstery cohort. Six trade from St Sampson.
Fourteen flooring firms — carpet-and-vinyl retailers concentrated in St Peter Port (6) and Vale (4), oldest trading since 1952.
Fourteen firms — twelve doing plastering, with secondary clusters in drylining (6), rendering (5), and external wall insulation (4).
Eleven firms — mostly sole traders, painter-decorators doubling as handymen, with a small roofing-and-guttering sub-cluster.
Eight surveying practices — four chartered building surveyors, two full-service agencies, and two specialists in damp and asbestos.
Eight firms — only one trades under the insulation name; the other seven reach the work through plastering and roofing trades.
Eight firms — four locksmiths, three garage-door and gate specialists, and one SIA-licensed manned security and alarms outfit.
Six firms — three chimney sweeps, two plumbing-and-heating outfits who also fit stoves, and Guernsey's 60-year-old coal merchant.
Five firms — two white-goods retailers, a bespoke-kitchen showroom, an appliance-repair service, and a sewing-machine shop.
Five firms — three under the Arrowsmith Marlowe group (trading since the 1930s), plus Iron Maiden and Express Laundry as independents.
Four firms on the island: two full-service pool builders led by 37- and 20-year veterans, plus two sole-trader maintenance operators.
Three firms — ASR Limited licensed Channel-Islands-wide, AC Limited the only Safestrip-trained Guernsey firm, and Asbestos Surveying Limited.
Three firms cover refrigerant and air-handling — Sarnia (1990) for refrigeration, RefCo (1998) for M&E, Alpha (2002) for AC and heat pumps.
Three firms — a BPCA-certified generalist, a sole-operator on the States invasive-species contract, and a limited company.
Three firms — two scaffolders (Access Limited and Apex Scaffolding) and Edge Protection Systems, a working-at-height specialist.
Tagged in Home & Property but not in one of the sectors above.