Family-run builders in Buckinghamshire. Master-built since 2001.
One family. Two decades. Hundreds of Buckinghamshire homes.
Bespoke Custom Builders was founded in 2001 as a small family business with one stubborn idea — that a builder's reputation is the only thing worth competing on. Twenty-three years and hundreds of completed homes later, that idea still runs the business. We have grown carefully, kept the same phone number, and built almost every job through word-of-mouth referral.
Today we are Buckinghamshire's first call for high-end house extensions, hip-to-gable loft conversions, garage conversions and full-house refurbishments — from sensitive Grade II listed manor restorations through to confident contemporary glass extensions. We work across Aylesbury, Beaconsfield, Amersham, Chesham, Marlow, High Wycombe, Wendover, Gerrards Cross and the villages between.
What sets us apart is uncomplicated: most of our trades are in-house, our programmes are written and stuck to, every quote is fixed-price, and the family member who quoted your project is the one who hands you the keys. We are not the cheapest builders in Buckinghamshire. We are the ones you call when you want to do it once, do it properly, and never think about it again.
Six principles. Every project. No exceptions.
We've turned down work that didn't fit and lost jobs to cheaper quotes — but we've never compromised on the principles below. They are why our clients call us back and why their neighbours call us first.
Family-Run, Properly Run
Two decades, one family, one phone number. The person quoting your project is the person you'll call at week ten — and the person who hands you the keys.
Master Craftsmanship
Brickwork, joinery, plaster and stone — most of our trades are in-house. We don't sub-contract the finish that you'll live with every day.
On Time, On Budget
A fixed-price contract, a published programme and a weekly written update. No surprises, no creep, no convenient excuses — the dates we quote are the dates we hit.
Lived-In Builds
Most of our clients stay in residence. Sealed dust corridors, agreed working hours, a single dedicated site contact — your home life keeps running while we build.
Quietly Compliant
Public liability, professional indemnity, Building Control, Party Wall, Listed Building Consent — handled in-house, certificated, archived. You get the full pack at handover.
Local, Always
Born in Buckinghamshire, building in Buckinghamshire. We know the planners, the inspectors, the brick merchants and the slate quarries — and that saves you time, money and grief.
From first conversation to ten-year guarantee.
- 01
Site Visit & Brief
We walk your home with you, listen properly, and leave with a clear understanding of what you actually want — not what we want to sell you.
- 02
Fixed Quotation
Within 10 working days, a fully itemised, fixed-price quotation with a written programme — no day-rates, no contingencies hidden as ‘provisional sums’.
- 03
Design, Planning & Approvals
We coordinate architect, structural engineer, Planning and Building Control submissions in-house — one point of contact across the whole consent process.
- 04
Build
Weekly written updates with photos, a single dedicated site supervisor and a shared programme so you always know what happens next week, not last.
- 05
Handover & Snag
Full O&M manual, as-built drawings, all certificates and a detailed snag — followed by a 10-year workmanship guarantee and a phone number that still answers in five years.
The builders your neighbours wish they'd called.
Fixed-price, no surprises.Every quotation is itemised, fixed and contractual. No day-rates, no convenient extras, no quietly-creeping invoices.
In-house craft.Brickwork, joinery, plaster and stone — completed by our own teams, not the cheapest sub-contractor on the day.
One point of contact.The family member who quotes your project is on site, on the phone and at handover. You will never chase a project manager you've never met.
Weekly written updates.Photos, programme position, what happens next week. You always know where your project is — and where your money has gone.
10-year guarantee.Workmanship guarantee in writing. We answer the phone in five years exactly as we did in week five.
Local, properly local.We know the planners, the inspectors and the brick merchants. That is two months saved on every project — and a lot of headaches you never have.
