Sevenoaks & Kent Specialists
5.0 Star Rated

Builders in Sevenoaks

Prestige Complete Construction delivers quality house extensions, bespoke loft conversions, and full home renovations across Sevenoaks. Built on honest advice, exacting craftsmanship, and meticulous project delivery.

10-Year Guarantee

Complete structural warranty on all projects

Fixed-Price Quotations

Clear itemised budgets with zero surprises

Master Craftsmanship

Dedicated project management from start to finish

High quality architectural home renovation and extension in Sevenoaks

Sevenoaks Project

Full Extension & Refurbishment

Completed 2024

“Exceptional quality on our Sevenoaks extension”

Verified Homeowner Review

Our Expertise & Method

Built on trust, workmanship, and doing things properly

From loft conversions and major extensions to bespoke carpentry, we deliver residential projects across London and Kent with structured project management and transparent pricing.

Specialist building services

Explore our core construction solutions

View all services
High ROI
Loft Conversions
Dormer, mansard, and hip-to-gable conversions tailored to Victorian, Edwardian, and modern homes.
Space Creation
House Extensions
Rear, side-return, and wrap-around ground floor builds to expand living and entertaining space.
Turnkey
Property Renovations
Complete structural alterations, layout remodeling, and full house refurbishments from scratch.
Custom Built
Carpentry & Joinery
Bespoke fitted cabinetry, structural timber framing, custom staircases, and architectural woodwork.
Wet Trades
Kitchens & Bathrooms
Modern kitchen installations, luxury ensuite bathrooms, plumbing rewiring, and precision tiling.
Outdoor Living
Garden Rooms
Insulated year-round outbuildings for garden studios, home offices, and dedicated wellness retreats.
Why Homeowners Choose Us

Every detail handled with accountability

Fully insured & guaranteed

Comprehensive public liability coverage and structural workmanship warranties on every project.

Fixed quote promise

Itemised transparent pricing with zero surprise extras unless client specifications change.

Dedicated site manager

A single experienced point of contact on site ensuring daily progress and tidy workspace.

Realistic milestone schedules

Clear critical-path program so you always know what phase is starting next week.

How We Work

A clear, 6-step build process with zero guesswork

We structure every project into defined checkpoints so you know exactly what happens on site each week.

01

Consultation & site visit

We visit your property to evaluate structure, understand your goals, and assess building feasibility.

Phase verified
02

Itemised fixed quotation

You receive a clear breakdown of labor, materials, timescales, and transparent payment stages.

Phase verified
03

Planning & building regs

We review permitted development rights, coordinate structural calculations, and handle council submissions.

Phase verified
04

Active build phase

Our vetted trades begin work under daily supervision, keeping dust protection and site security intact.

Phase verified
05

Quality checkpoints

Regular site audits and building control sign-offs at crucial structural and first-fix milestones.

Phase verified
06

Handover & documentation

Final snag-free walk-through, sign-off certificates, building compliance docs, and warranty handover.

Phase verified

Ready to discuss your plans?

Book a site survey with our team for honest advice and an accurate scope of work.

Local builders across Kent & London borders

Serving nearby communities with dedicated craft

From local planning knowledge to respectful on-site management, we build and renovate homes throughout key South East hubs.

TN9, TN10

Tonbridge

Full build & carpentry services

TN14

Otford

Extensions & loft conversions

TN16

Westerham

Period home restorations

TN8

Edenbridge

Renovations & garden rooms

BR8

Swanley

Loft rooms & ground extensions

TN13

Riverhead

Kitchen & structural alterations

Questions & clarity

Frequently asked questions

Everything you need to know about starting your project, project timelines, and our build process.

Yes. We visit your property, review your architectural drawings or ideas, discuss realistic options, and deliver a detailed fixed-price estimate without any obligation.

Fully insured contractorsRealistic project timelines
Service Enquiry Form
Tell us about your home project
Share your location and scope for a clear conversation and written estimate.

Prefer to speak with a builder today?

Call our project managers directly for immediate advice on viability, planning rules, or booking a site survey.