Trusted Builders
in Southampton
- Fully vetted and reviewed Southampton builders
- Extensions, loft conversions, kitchens, bathrooms, roofing, driveways & solar installation
- Free quotes — no commitment required
- Work guaranteed, fully insured tradespeople
What Our Southampton Builders Do
All services →Single-storey, double-storey, rear and side extensions built to your design.
Velux, dormer, hip-to-gable and mansard loft conversions in Southampton.
Full kitchen redesign, supply and fit by experienced Southampton kitchen fitters.
Luxury and budget bathroom installations. Full project management available.
Block paving, resin, tarmac and concrete driveways with fast turnaround.
New roofs, repairs, flat roofing and emergency call-outs in Southampton.
Solar panels, battery storage and solar thermal systems installed by vetted Southampton specialists.
Emergency repairs, boiler replacements and full bathroom plumbing by CIPHE/APHC-verified plumbers in Southampton.
Full rewires, consumer units and EV chargers installed by NICEIC/ECA-registered electricians in Southampton.
Interior and exterior painting, wallpapering and full-house repaints by PDA and Dulux Select-accredited decorators.
Internal doors, fitted wardrobes and staircases by BWF and Institute of Carpenters-qualified joiners in Southampton.
Fencing, patios and full garden design & build by BALI and APL-accredited landscapers across Southampton.
Single, double, integral or detached garage conversions in Southampton — full building regs sign-off included.
OZEV-approved EV charger installers in Southampton — 7kW, 22kW, tethered, untethered and PV-linked options.
Domestic, commercial & chimney scaffolding hire in Southampton — erected, inspected and dismantled by CISRS-carded crews.
Mini, builders & RoRo skips delivered across Southampton — permits arranged and licensed waste carriers.
Home, office & long-distance removals in Southampton — packing, storage and insured BAR-member movers.
Combi swaps, system boilers and full conversions in Southampton by Gas Safe registered engineers.
Up-and-over, insulated roller and automated electric garage doors fitted across Southampton.
uPVC, aluminium and heritage double glazing in Southampton — FENSA registered installers.
Party walls, full rooms and floor/ceiling acoustic systems in Southampton, built to Part E.
Split, multi-split and ducted air conditioning installed across Southampton by F-Gas registered engineers.
Architects and architectural designers for extension plans, loft drawings and planning applications across Southampton.
Extensions, renovations, structural work and complete building projects with trusted Southampton builders.
NSI & SSAIB approved installers fitting bells-only, monitored and smart burglar alarms across Southampton.
Why Choose BestBuilders in Southampton?
Home renovation activity in Southampton continues to grow year on year. The area's varied housing stock, from older stone-built properties to new-build estates, means there is always strong demand for skilled, experienced local builders.
Before any builder appears on our Southampton platform, we carry out a full vetting check covering public liability insurance, trade qualifications, company registration and verified customer feedback. Only builders who pass every stage are listed.
Our Southampton builder network covers extensions, loft conversions, kitchens, bathrooms, roofing, driveways and more. Get up to 3 free, no-obligation quotes within 24 hours and choose the builder that best fits your project and budget.
Start My Free Quote →Average Building Costs in Southampton
| Internal door hanging | £ 475 – £1,625 |
| Full house rewire | £ 3,800 – £8,600 |
| Fencing (per 25m) | £ 750 – £2,700 |
| Whole-house interior repaint | £ 1,600 – £3,800 |
| Emergency repair | £ 130 – £380 |
| Solar Panel System | £ 4,725 – £8,925 |
| Fitted wardrobes | £ 1,950 – £6,500 |
| Consumer unit replacement | £ 475 – £975 |
| Patio installation (25m²) | £ 2,150 – £7,000 |
| House exterior paint | £ 1,950 – £4,850 |
| New bathroom plumbing | £ 1,300 – £3,800 |
| Solar + Battery Storage | £ 8,925 – £15,750 |
| Staircase installation | £ 1,950 – £5,950 |
| Home EV charger install | £ 875 – £1,950 |
| Full garden design & install | £ 3,200 – £13,000 |
| Wallpapering per room | £ 375 – £925 |
| Boiler replacement | £ 1,950 – £4,300 |
| Solar Thermal System | £ 3,675 – £6,825 |
Indicative prices for Southampton area. See full cost guides →
Southampton Homeowners Trust BestBuilders
Cloakroom WC fit-out in Southampton, Southern. Tanked the wet area properly, large-format porcelain tiles, frameless glass screen. Final bill £8120 fitted, including all materials. TTA Master Tiler card-holder, the grout lines look machine-cut. Cleanest job we have had in this house in years.
Slate-stripped and re-laid on the Edwardian terrace in Southampton. Lead flashings replaced with code 4, ridge re-bedded with mortar and dry-fix kit, new soffit ventilation. Total £8760 over 8 working days. CompetentRoofer member - LABC notification handled at no extra cost.
Cobble-effect block paving in Southampton - 52m² covered. Type-1 sub-base compacted to 150mm, geotextile membrane, then the wearing course. Final invoice £6650 all-in. Two-man team, polite, dust-sheeted the front door so we kept clean while it was open.
Southampton Builder FAQs
Plan Your Project in Southampton
Whether you're researching costs, checking planning rules, or comparing builders before you commit, our editorial team has produced these guides to help Southampton homeowners make informed decisions.