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Enquire about featuring →Family-run building company based in East Cosham (PO6), specialising in loft conversions, property extensions, garage conversions and renovations across Cosham, Drayton and Farlington.
Family-run construction firm covering Portchester, Cosham and Drayton for extensions, renovations, landscaping and general building work.
Established Portsmouth builder with over 35 years' experience, covering Cosham, Paulsgrove and Hilsea for extensions, kitchens, bathrooms and general building.
Portsmouth building firm covering Cosham, Farlington and the north of the city for extensions, refurbishments and general construction.
Portsmouth builder specialising in extensions, refurbishments and joinery across Cosham, Drayton and Portsdown, with high-quality workmanship.
How we chose the top 5 builders in North Portsmouth
Every business on this page earned its place through independent research. We look at where companies rank organically on Google, the volume and quality of their reviews, ratings and verification across platforms like Checkatrade, Which? Trusted Traders and TrustATrader, relevant trade accreditations, and the kind of word-of-mouth and social proof that's hard to fake. No business can pay to appear in this organic Top 5 — the list is earned and reviewed regularly.
If you're comparing builders in North Portsmouth, any of the five above is a sound starting point. We'd still recommend getting more than one quote and confirming current availability and accreditations directly with the business before you book.
Finding a good builder in North Portsmouth
North Portsmouth has a healthy mix of independent tradespeople and small local firms, and as anywhere, quality varies. Every business on this page earned its place through independent research — online reputation, verified reviews, local trading evidence and professional credentials — and none of them paid to appear.
Building work is the biggest investment of any trade here, so look for a builder registered with a recognised body such as the Federation of Master Builders (FMB), fully insured, and able to show recent projects and references. Always get a detailed written quote and a clear schedule.
What do North Portsmouth builders cover?
Most builders in North Portsmouth also cover Cosham, Drayton, Farlington, Hilsea, Paulsgrove, Wymering and Portsdown Hill. Coverage varies by business, so it's always worth confirming your postcode when you make an enquiry.
Typical jobs include extensions, renovations, new builds and structural work — and most offer free quotes for larger work.
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