Brent · NW2 · NW6 · NW9
Kitchen Extensions in Brent
North-west borough with terraces and semis ideal for rear and side return extensions. Bright, open-plan kitchen extensions across London terraces and semis.
Postcodes covered
Quick answer
Builderr builds kitchen extensions across Brent — side return, wraparound and rear across NW2, NW6, NW10 and HA9. Typical kitchen extension cost £58,000–£125,000 over 12–20 weeks. Queen's Park and Mapesbury side return kitchen-diners with 5m structural openings, roof lanterns and bifolds dominate. CA projects need conservation officer input on materials.
Brent
Kitchen Extensions specialists across Brent.
We deliver kitchen extensions projects across the full Brent postcode set — NW2, NW6, NW9, NW10, HA0, HA9. North-west borough with terraces and semis ideal for rear and side return extensions.
Every Brent project includes a free desk-based planning assessment before we quote, so you know upfront whether permitted development, prior approval, or full planning applies to your specific address. Our local project manager for Brent has detailed knowledge of the planning department's preferences, the conservation area boundaries, and the common construction details for the prevailing housing stock here.
Quotes for Brent kitchen extensions are fixed-scope after a site survey, valid for 60 days, and never carry provisional sums or open-ended day rates. Every project includes our 10-year structural warranty and 12-month defects period.
Planning in Brent
Local planning rules for kitchen extensions in Brent.
Brent's conservation areas include Queen's Park (NW6), Mapesbury (NW2), Kensal Green, Willesden Green, Kingsbury Green and Roe Green. Article 4 directions cover Queen's Park and parts of Mapesbury, removing PD rights for external alterations. Outside conservation zones, Brent is moderately planning-friendly. The council favours mansards over rear dormers in heritage areas. Wembley regeneration adds height and density flexibility for redevelopment near Wembley Park.
Our planning team handles the full submission for Brent addresses including drawings, Design and Access Statements where required, and pre-application consultation with the council. We tell you whether your kitchen extension is permitted development, prior approval, or full planning before you sign anything.
Builderr vs other London builders.
The construction industry has a wide distribution of operators. Here's what changes between a directly-employed, fixed-scope outfit and the alternatives.
| Criterion | Builderr | Typical London builder | Cowboy outfit |
|---|---|---|---|
| Labour model | Directly employed team (PAYE) | Mixed subcontract gangs | Day-rate cash labour |
| Pricing | Fixed-scope itemised quote | Estimate + provisional sums | Verbal price + variations |
| Design & engineering | In-house architect + SE | Outsourced, separate billing | Builder draws on the back of an envelope |
| Planning + LDC handled | Yes — included in price | Often charged extra | Builder asks you to apply |
| Party wall surveyors | Instructed by us | Your responsibility | Skipped (illegal) |
| Building control | Plans + site inspections booked by us | Building Notice route | Not registered |
| Project management | Dedicated PM, weekly photo updates | Foreman doubles up | Owner-manager juggles 5 jobs |
| Payment schedule | Stage payments against signed-off milestones | Weekly invoices | Cash up front |
| Insurance | £10M PL + 10yr structural warranty | £2–5M PL only | No documented cover |
| Snags at handover | <3 typical | 20–30 typical | Walk-off mid-job common |
| Variation creep | 0% — fixed scope | +15–25% over original quote | +40%+ regularly |
Save £21,500–£48,375 on a kitchen extension in Brent.
Industry data (FMB, RICS, Which? Trusted Trader 2024) shows the average London construction project overruns by 18–22% on cost and 25–35% on time. Fixed-scope contracts with a single accountable team eliminate that variance. The savings above assume a typical project at £107,500.
FAQ
Kitchen Extensions in Brent.
How much does a kitchen extension cost in Brent?
+
Most kitchen extensions projects in Brent cost £55,000–£160,000 depending on size, spec and structural complexity. Inner London postcodes typically sit toward the upper end; outer borough projects trend mid-range. All Builderr Brent quotes are fixed-price with no provisional sums.
Do I need planning permission for a kitchen extension in Brent?
+
Planning rules vary across Brent. We check permitted development eligibility, conservation area status and any Article 4 directions affecting your specific postcode before quoting. Many kitchen extensions fall under permitted development, but conservation areas and listed buildings need full planning.
How long does a kitchen extension take in Brent?
+
Typical timeline is 10–18 weeks on site, plus 4–8 weeks for design, structural engineering and approvals. If full planning is required (conservation areas, mansards, larger extensions), add 8–12 weeks for the planning decision before site start.
Do you have kitchen extension references in Brent?
+
Yes — we maintain a live reference list for Brent and can connect you with two or three completed clients within the borough. We've delivered projects across nearly every Brent postcode since 2022, so most prospective clients can visit a completed project nearby.
What's included in a Builderr kitchen extension quote in Brent?
+
Every Brent quote covers structural design, party wall notices and surveyor coordination, planning or prior approval submission where required, building control, full build, snagging and a 10-year structural warranty. Kitchen units, sanitaryware and bespoke finishes are itemised separately so you can flex spec without losing fixed-price certainty on the build.
Other services in Brent
Kitchen Extensions in nearby boroughs
Get a Brent kitchen extension quote.
Senior consultant call within one business hour. Free desk-based planning assessment for NW2, NW6, NW9 and surrounding postcodes. Fixed-scope price — no provisional sums.
