
Builder & Groundworks Contractorin DerehamOwner-managed extensions, groundworks and conversions
Dereham is around 45 minutes from our East Winch yard, well within our regular working area. We take on extensions, groundworks packages and full conversions across the town and the surrounding mid-Norfolk villages.
A local builder,
not a passing van.
Dereham is a proper Norfolk market town, Georgian and Victorian core around the Market Place and Church Street, mixed 20th-century housing on the ring roads, and a substantial modern estate belt on the outskirts. It sits on mid-Norfolk chalk-clay uplands, which is generally straightforward ground compared with the Fens, but every plot is still worth surveying properly rather than assuming.
We cover Dereham itself and the surrounding mid-Norfolk villages, Yaxham, Mattishall, East Dereham, Toftwood, Scarning, Beeston, North Elmham and the wider NR19, NR20 postcode area.
Free site surveys in Dereham are typically booked within 7 days of your call. Jason attends personally. Written itemised quote within 3 working days.
- Georgian and Victorian townhouses in the Dereham centre
- Interwar and post-war semis on the ring roads
- Modern estate housing on the outskirts
- Flint-and-brick cottages in the surrounding villages
- Rural farmhouses on mid-Norfolk chalk-clay
- Extensions on cottages, market-town homes and estate housing
- Garage conversions on 1980s and 1990s stock
- Groundworks on chalk-clay upland ground
- New driveways with proper sub-base and drainage
- Foundation design near mature trees
What we build
for Dereham homeowners.

Groundworks
Foundations, drainage, muck-away and slabs, the base every other trade builds on.
See details
Extensions
Full single and double-storey extensions, project-managed to a 10-year structural warranty.
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Garage Conversions
Cold garages turned into properly insulated habitable rooms in 4–8 weeks.
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New Build Groundworks
Setting out to oversite packages for self-builders and small developers.
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Driveways
Block, resin, gravel and tarmac drives built on a properly compacted sub-base.
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Foundations & Footings
Strip, trench-fill, mass-fill and stepped foundations to engineer's spec.
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Bricklaying
Cavity walls, garden walls, chimneys and match-in repair work built to gauge.
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General Building
Knock-throughs, structural steels, chimney breast removal and refurbishment.
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Patios & Landscaping
Patios laid on a full mortar bed with correct falls and drainage, not sand.
See detailsThe reasons Dereham homeowners
actually pick us.
Regular working area
Dereham is around a 45-minute drive we do routinely. Full crew, second visits and snagging trips all factored into scheduling.
Mid-Norfolk ground experience
Chalk-clay uplands behave predictably in most places, but plots near mature trees or on made-up ground need engineered depth. We survey rather than assume.
Older stock experience
Extensions on Georgian and Victorian Dereham townhouses need heritage-appropriate detailing. We source samples and tint mortar rather than defaulting to modern spec.
Flint-and-brick match-in
Surrounding villages have plenty of flint-and-brick construction. Repair and match-in work is part of what we do, using the right mortar for the right building.
Local trade coordination
Established supplier and merchant relationships mean Dereham jobs get materials on time, not left waiting on deliveries.
Fixed written pricing
Every Dereham quote is itemised and fixed in writing. No mid-job surprises.
What we see
on Dereham properties.
Dereham and mid-Norfolk sit on mid-Norfolk chalk-clay, generally sound ground for foundations and drainage compared with the Fens. Property-specific issues (age, materials, drainage) are what actually decide how a job runs.
Shrinkable clay near mature trees
Older Dereham gardens have mature trees on shrinkable clay. Foundations near them need engineered depth, often 1.5m+, not standard trench-fill.
Flint elevation repair
Older village buildings around Dereham often have flint elevations. Wrong mortar on repointing or match-in causes ongoing damage rather than repair.
Rural drainage without mains
Many surrounding villages have private drainage, septic tanks or package treatment plants. Extensions often trigger the need to upgrade capacity.
Modern extensions against old lime-mortar walls
Bad past extensions on older Dereham stock have often used modern cement mortar against original lime, the modern extension traps moisture in the older wall, causing damp and face-spalling.
Three steps.
Same everywhere we work.
- 01
Free site survey
We visit within 7 days, walk the job with you and understand exactly what you want built.
- 02
Fixed written quote
Itemised written quote, usually within 3 working days. No pressure, no obligation.
- 03
On site & handover
Contract signed, works start within 4–8 weeks. Stage payments and final handover with paperwork.
Straight answers,
local specifics.
If your question about Dereham isn't below, call Jason on 07880 333321, he'll answer honestly whether it's a job for us or not.
Do you cover Dereham?
How quickly can you survey a Dereham site?
How much does an extension cost in Dereham?
Do you handle rural groundworks and septic tanks?
Can you match flint-and-brick construction?
Are there planning issues specific to Dereham?
Do you offer emergency work in Dereham?
How do stage payments work on a Dereham extension?
What insurance and guarantees apply in Dereham?
Get your Dereham project priced by a builder who does the drive.
Free site survey within 7 days across Dereham. Written, itemised fixed quote within 3 working days. Owner-managed by Jason personally, no call centre, no middlemen.
Also serving
We cover Dereham and the surrounding West Norfolk villages and market towns from our East Winch yard.

