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Basement Conversion on The Bishops Avenue

The trusted building team for Hampstead Garden Suburb. Your property renovation company in Hampstead, just 2.3 miles away.

Only 2.3 miles from The Bishops Avenue

Get a basement quote Call 07459 345456

4.9

Google Rating

14+

Years Experience

2hr

Response Time

🏠

Premium Property Image

Free Quote

No obligation assessment for your project

Why Choose Us for Basement Conversion?

Unlock hidden space beneath your home with a professionally converted basement. As the leading property renovation company in Hampstead, our team is just 2.3 miles from The Bishops Avenue, meaning we can respond quickly when you need us. Detached properties offer excellent basement excavation potential with fewer neighbour constraints.

No garden space lost

Adds significant value

Creates flexible space

Often no planning needed

Premium waterproofing

10 year guarantee

Startingfrom £50,000 for basement conversion

How It Works

Get in Touch

Call us or request a quote online. We'll discuss your basement conversion needs.

Free Assessment

We'll survey your The Bishops Avenue property and provide a detailed, no-obligation quote.

Expert Work

Our certified team completes the work to the highest standards.

Quality Guarantee

10 year waterproofing guarantee. Your satisfaction is guaranteed.

The Bishops Avenue

Hampstead Garden Suburb, N2

Local to The Bishops Avenue

We're based at Unit 3, Palace Court, 250 Finchley Road, just 2.3 miles from The Bishops Avenue. That means no long waits – we can be with you quickly when you need us.

2.3

Miles away

~15

Min drive

2hr

Response

About The Bishops Avenue

Area: Hampstead Garden Suburb, Barnet

📮Postcode: N2

🏛️Nearby: Kenwood House, Hampstead Golf Club

🚇Transport: East Finchley Underground

Get Directions from Our Office

Why Choose Us?

We're committed to delivering exceptional service with complete peace of mind.

Only 2.3 miles away

We're local to The Bishops Avenue

Basement Waterproofing Association

Industry accredited

10 year waterproofing guarantee

Work guaranteed

Fully Insured

£5m public liability

Basement Conversion Reviews in Hampstead Garden Suburb

See what our Hampstead Garden Suburb customers say about our basement conversion services.

"Professional service from start to finish. The basement conversion work on our detached villa was completed beautifully. The team took real pride in their work."

William A.

Hampstead Garden Suburb • March 2025

Basement Conversion

"Used HAMPSTEAD RENOVATIONS for basement conversion and couldn't be happier. They arrived on time, explained everything clearly, and the price was fair. Will definitely use again."

Nicholas N.

Hampstead Garden Suburb • December 2025

Basement Conversion

"After several quotes, we chose HAMPSTEAD RENOVATIONS for our basement conversion project. Best decision we made - quality work, great communication, and they respected our detached villa's character."

William E.

Hampstead Garden Suburb • October 2025

Basement Conversion

4.9

Average rating from 200+ Google reviewsView all →

Basement Conversion FAQs for The Bishops Avenue

Common questions about basement conversion in Hampstead Garden Suburb.

Simple conversions of existing cellars often don't need planning. New excavations typically require permission and structural approval.

Popular uses include home offices, gyms, cinemas, playrooms, guest suites, and wine cellars. Building regs apply for habitable rooms.

We use cavity drain membrane systems with sump pumps, providing guaranteed waterproofing that manages any water ingress.

From our base at Unit 3, Palace Court, 250 Finchley Road, we can typically reach The Bishops Avenue within 30-45 minutes in normal traffic. For emergencies, we aim for a 2-hour response.

Yes, The Bishops Avenue is in our core service area. We're based at Unit 3, Palace Court, 250 Finchley Road, just 2.3 miles away, so we can respond quickly to calls in N2.

Still have questions? We're here to help.