Trusted Builders
in Chelmsford
- Fully vetted and reviewed Chelmsford builders
- Extensions, loft conversions, kitchens, bathrooms, roofing, driveways & solar installation
- Free quotes — no commitment required
- Work guaranteed, fully insured tradespeople
What Our Chelmsford 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 Chelmsford.
Full kitchen redesign, supply and fit by experienced Chelmsford 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 Chelmsford.
Solar panels, battery storage and solar thermal systems installed by vetted Chelmsford specialists.
Emergency repairs, boiler replacements and full bathroom plumbing by CIPHE/APHC-verified plumbers in Chelmsford.
Full rewires, consumer units and EV chargers installed by NICEIC/ECA-registered electricians in Chelmsford.
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 Chelmsford.
Fencing, patios and full garden design & build by BALI and APL-accredited landscapers across Chelmsford.
Single, double, integral or detached garage conversions in Chelmsford — full building regs sign-off included.
OZEV-approved EV charger installers in Chelmsford — 7kW, 22kW, tethered, untethered and PV-linked options.
Domestic, commercial & chimney scaffolding hire in Chelmsford — erected, inspected and dismantled by CISRS-carded crews.
Mini, builders & RoRo skips delivered across Chelmsford — permits arranged and licensed waste carriers.
Home, office & long-distance removals in Chelmsford — packing, storage and insured BAR-member movers.
Combi swaps, system boilers and full conversions in Chelmsford by Gas Safe registered engineers.
Up-and-over, insulated roller and automated electric garage doors fitted across Chelmsford.
uPVC, aluminium and heritage double glazing in Chelmsford — FENSA registered installers.
Party walls, full rooms and floor/ceiling acoustic systems in Chelmsford, built to Part E.
Split, multi-split and ducted air conditioning installed across Chelmsford by F-Gas registered engineers.
Architects and architectural designers for extension plans, loft drawings and planning applications across Chelmsford.
Extensions, renovations, structural work and complete building projects with trusted Chelmsford builders.
NSI & SSAIB approved installers fitting bells-only, monitored and smart burglar alarms across Chelmsford.
Why Choose BestBuilders in Chelmsford?
Chelmsford is one of the UK's most active home renovation markets. With a diverse range of properties across the area, from period homes to modern new builds, local builders need to be versatile, skilled, and reliable.
BestBuilders vets every builder in our Chelmsford network. We check for public liability insurance, relevant trade qualifications (CIOB, FMB, Gas Safe, NICEIC), and a minimum of five verified customer reviews before any builder can appear on our platform.
Whether you are planning a rear extension, a loft conversion, or a full kitchen renovation in Chelmsford, we will connect you with the right specialist within 24 hours. All quotes are free and there is no obligation to proceed.
Start My Free Quote →Average Building Costs in Chelmsford
| 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 | £ 4,500 – £8,500 |
| 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 | £ 8,500 – £15,000 |
| 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 | £ 3,500 – £6,500 |
Indicative prices for Chelmsford area. See full cost guides →
Chelmsford Homeowners Trust BestBuilders
Family bathroom refit in Chelmsford, Eastern. Macerator WC under the stairs, compact basin, extractor ducted to the outside. Total project £8265, 12 days end to end. KBSA-aligned design service - the layout works much better than what we had drawn. Recommended to two neighbours, both hired them.
Full re-roof on our 1980s estate house in Chelmsford. Slate-effect concrete tiles match the original elevation and weigh half as much. Job done for £13160 across two weeks. Lead Sheet Association apprenticeship trained - the lead work shows it.
New resin-bound driveway in Chelmsford - 76m² covered. Soakaway crate buried under the lawn for SuDS compliance. Final figure £8282 for the whole project. Trade plates on the kerb so the council parking team left them alone.
Chelmsford Builder FAQs
Plan Your Project in Chelmsford
Whether you're researching costs, checking planning rules, or comparing builders before you commit, our editorial team has produced these guides to help Chelmsford homeowners make informed decisions.
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Builders Near Chelmsford
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