Single and Double Storey House Extensions in Millwall
Founder-led house extensions in Millwall, from Crest Building Services in Bexleyheath.
Crest Building Services builds house extensions for homeowners across Millwall and the wider Greater London area, all overseen by founder and bricklaying specialist Wayne. Because the same team stays on site from groundworks to handover, you get consistent quality control and a single point of contact instead of chasing a series of unfamiliar tradespeople.
Millwall sits within our core Greater London coverage, close to Millbank and Mitcham, all reachable from our Bexleyheath base within roughly a ten mile radius.
Why Consider House Extensions in Millwall?
You are outgrowing your home
a growing family, a new home office or the need for a proper dining space all point towards extending rather than moving.
Increase space
gain a larger kitchen, an extra bedroom or an open-plan living area without the cost and disruption of moving house.
Tailored design
every extension is designed around how your household actually uses the space, not a fixed off-the-shelf package.
You are choosing between moving and improving
extending is often the more sensible long-term investment once moving costs are factored in.
You care about brickwork that matches
brick matching to your existing property keeps the extension reading as part of the original house.
What House Extensions in Millwall Involves
We build the full range of extension types: single and double storey extensions, side returns, rear extensions and wrap-around extensions that combine a side and rear build into one open-plan space. Wrap-arounds in particular tend to deliver more usable floor area than a rear extension alone and work well on the terraced and semi-detached homes common across the area.
The process starts with a site visit to discuss your goals, budget and the practical constraints of your plot. From there we help develop workable designs and advise on planning permission and building regulations before any work begins. Once the plan is agreed, Wayne leads the groundworks and structural brickwork, with vetted subcontractors brought in for plumbing, electrics and finishing, and a final walk-through confirms every detail before handover.
Crest Building Services is founder-led, locally based and honest about what your plot can and cannot take. Every image on our site is a genuine job we have completed, not a stock photo or render. To get started on your extension in Millwall, request a quote through our contact form or call us directly on 07495 434230 to arrange a site visit.
Frequently Asked Questions for Millwall
Yes, we build both single and double storey extensions. Double storey extensions generally offer better value per square metre of new space since the roof and foundation costs are shared across two floors, and we can advise which option suits your property and budget.
Had Work Done With Us?
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Get in touch to discuss your house extensions project in Millwall with founder Wayne.